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ChangeLog
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2016-07-25, Version 5.5.2
* collectd: A division by zero has been fixed in the
"plugin_dispatch_multivalue()" function. Thanks to Corey Kosak.
* collectd: The address of the Free Software Foundation has been fixed
in GPL license headers. Thanks to Ruben Kerkhof.
* Build system: Detection and handling of librrd 1.6 and later has been
fixed. Thanks to Ruben Kerkof.
* Apache plugin: A warning about a possible misconfiguration has been
added. Thanks to Marc Fournier.
* cURL, cURL-JSON and cURL-XML plugins: A memory leak when allocating
more memory fails has been fixed. Thanks to Brandon Arp.
* DF plugin: A build issue on DragonFlyBSD has been fixed. Thanks to
Ruben Kerkhof. #1575
* Ethstat plugin: Code to strip leading whitespace from device names.
This works around an issue in the VMXNet3 driver. Thanks to Thomas
Guthmann. #1059
* Exec plugin: A problem in the error handling of an fdopen() failure
has been fixed. Thanks to @ciomaire.
* Modbus plugin: The debug output has been disabled by default. It is
now only enabled when building with "--enable-debug". Thanks to Eric
Sandeen and Marc Fournier.
* Network plugin: A check for the initialization of secure memory has
been added. Previously, failure to initialize this memory was
ignored. Thanks to @yujokang. #1665
* Network plugin: A heap overflow has been fixed in the server code.
This issue can be triggered remotely and is potentially exploitable.
Thanks to Emilien Gaspar. CVE-2016-6254
* Perl plugin: Init callbacks have been changed to run essentially
single-threaded to avoid race conditions by init functions which
create additional threads. Thanks to Pavel Rochnyack. #1706
* Processes plugin: A warning about too long process names has been
added. Thanks to Marc Fournier. #1284
* Redis plugin: A memory leak in an error handling code path has been
fixed. Thanks to Andrés J. Díaz.
* Redis plugin: The data source type of the expired_keys metric has been
corrected to "DERIVE". Thanks to Marc Falzon and Marc Fournier. #1483.
* SMART plugin: A build dependency on libudev has been added. Thanks to
Pavel Rochnyack. #1724
* StatsD plugin: A deadlock on plugin shutdown has been fixed. Thanks to
Pavel Rochnyack #1703
* Write HTTP plugin: Freeing of memory holding HTTP headers during
shutdown has been fixed. Thanks to Tolga Ceylan.
* Write Sensu plugin: A segfault when the Tag was unset has been fixed.
Thanks to Marc Fournier.
* ZFS ARC plugin: The cache_operation-stolen metric has been removed for
FreeBSD 10.2 and later. Thanks to Ruben Kerkhof. #1580
2016-01-22, Version 5.5.1
* Build system: Compilation errors have been avoided by correctly
defining package name and version used by autoconf. Thanks to Nathan
Berkley. #1063
* Build system: Dependency ordering was fixed to ensure parallel builds
work reliably. Thanks to Gustavo Zacarias. #1125
* Build system: Error messages have been improved and building the unit
tests has been fixed on Solaris. Thanks to Florian Forster and
Dagobert Michelsen. #1077
* Build system: The move of the "utils_ignorelist" functions has been
reverted. This fixes build issues of numerous plugins. Thanks to
Benjamin Drung;. #1323
* Build system: The fhcount plugin has been restricted to Linux. Thanks
to Ruben Kerkhof. #1195
* Build system: Detection of header files for the turbostat plugin has
been fixed. Thanks to Marc Fournier. #1075
* collectd: The "LC_NUMERIC" locale is now forced, to prevent issues
with some plugins on environments using a comma as decimal separator.
Thanks to Florian Forster. #1237
* Documentation: Some precisions related to the virt plugin have beed
added. Thanks to Wojtek Bocer and Ruben Kerkhof.
* Documentation: The CollectdInternalStats documentation has been
improved. Thanks to Yves Mettier and Florian Forster.
* Battery plugin: A missing Type has been added. Thanks to Marc
Fournier. #1338
* Bind plugin: An off-by-one error has been fixed: an index was checked
against a wrong variable, which may lead to an out-of-bounds read.
Thanks to Michal Humpula. #1123
* Ceph plugin: JSON parsing has been refactored to support ceph 10.0.0
and fixes several buffer overflows. Thanks to Florian Forster. #1350
* CPU plugin: A Mac OS X specific bug has been fixed: the plugin
expected an incorrect number of CPU states, resulting in failing read
callbacks. This regression was introduced in 5.5.0. Thanks to Robert
Viduya.
* Disk plugin: Support for Mac OS X 10.10 has been added. Thanks to
Robert Viduya. #1065
* IPC plugin: Support for building with musl-libc has been added. Thanks
to Natanael Copa. #1147
* Log Logstash plugin: A segfault when using libyajl, version 1 was
fixed. Thanks to Vincent Bernat. #1190
* Log Logstash plugin: The timestamp is now ISO 8601 compliant. Thanks
to Marc Fournier. #1132
* memcached plugin: The Type of the listen-disabled metric was fixed.
Thanks to Florian Forster. #1356
* MySQL plugin: The Type used by Innodb_buffer_pool_pages_flushed was
fixed. Thanks to Marek Becka. #1085
* OpenLDAP plugin: A crash when using LDAPI (LDAP-over-IPC) got fixed.
Thanks to Marek Becka. #1080
* OpenLDAP plugin: Support for Mac OS X has been added. Thanks to Ruben
Kerkhof. #1489
* SMART plugin: A memory leak has been fixed. Thanks to Florian
Schüller and Pierre-Yves Ritschard. #1076
* Swap plugin: A regression that would lead to swap usage being reported
in kilobytes (instead of bytes) has been fixed. Thanks to Marek Becka.
#1071
* Varnish plugin: Support for FreeBSD has been added. Thanks to Ruben
Kerkhof. #1182
* Varnish plugin: Support for versions 3 and 4 has been made more
tolerant to minor changes in Varnish point releases. Thanks to Marc
Fournier. #1302
* virt plugin: A copy-and-paste mistake in an error message has been
fixed. Thanks to Ruben Kerkhof. #1101
* Write Kafka plugin: Support for Solaris has been added. Thanks to
Shahul Hameed. #1171
* Write Redis plugin: Dead code has been removed. Thanks to Brian Kelly.
#1143
* 27 patches have been applied to numerous plugins and core components,
fixing various programming errors which were reported by scan-build,
libasan, FBInfer, coverity-scan and clang: Thanks to Ruben Kerkhof,
Florian Forster and Marek Becka.
* Collectd::Unixsock: A Perl error got corrected. Thanks to Ciaran Mac
An Iomaire. #1295
2016-01-07, Version 5.5.0-sfx8
* Log http error codes other than 200.
* plugin.c: emit log message when plugin loading succeeds
* Support for call the flush callback at regular intervals using the read plugin callback.
* add notifications to write_http
* increase DATA_MAX_NAME_LEN from to 1024
2015-05-27, Version 5.5.0
* Build system: Ability to make out-of-tree builds has been fixed.
Thanks to Vincent Bernat. #792
* Build system, Disk and Users plugins: Detection and use of libstatgrab
≧ 0.90 has been added. Thanks to Vincent Bernat. #445, #795, #806,
#807, #908
* Build system, Memory, CPU, TCPConns and Processes plugins: Numerous
fixes related to OpenBSD support have been added. Thanks to Landry
Breuil. #777, #778, #779, #808
* Build system: Plugins now only export "module_register()". Thanks to
Florian Forster.
* Build system: Various cleanups and improvements have been done. Thanks
to Marc Fournier.
* collectd: Numerous internal changes and improvements to the daemon and
the plugin API have been make. Thanks to Florian Forster, Pierre-Yves
Ritschard and Alex Petrov. #512, #727
* collectd: Numerous spelling mistakes have been corrected in comments
and documentation and several error messages have been improved.
Thanks to Ruben Kerkhof, Abhinav Upadhyay, Olivier Bazoud, Pierre-Yves
Ritschard, Tim Smith, Moshe Zada, Katelyn Perry and Marc Fournier.
* collectd: Rules/Targets can now be appended to existing Filter Chains.
Thanks to Marc Falzon. #444
* collectd: Failing Filter Chains destinations will now log the list of
available write targets. Thanks to Wilfried Goesgens. #650, #1043
* collectd: Support for process signaling and management by upstart and
systemd has been implemented for the Linux platform. Thanks to
Pierre-Yves Ritschard and Marc Fournier. #798, #811, #814
* collectd: The "CollectInternalStats" option has been added. Thanks to
Yves Mettier. #691
* collectd: The daemon source code and dependencies have moved to the
"src/daemon/" directory. Thanks to Florian Forster.
* collectd: The new "MaxReadInterval" option allows to cap the
exponential retry interval of plugins read errors. Thanks to Alexey
Remizov and Florian Forster. #713
* collectd: The "-P" command-line option now has precedence over the
"PIDFile" option. Thanks to Thomas D. #553
* collection.cgi: Various data-source related adjustments have been
made. Thanks to Fabiano Pires and Sebastian Harl.
* libcollectdclient: Now propagates errors when signing / encrypting
network packets. Thanks to Florian Forster.
* Configuration: Support for unquoted IPv6 addresses has been added.
Thanks to Sebastian Harl. #489
* Documentation: Various improvements have been done. Thanks to Florian
Forster and Marc Fournier.
* Examples: the sample C plugin has been updated to the current plugin
API. Thanks to Sebastian Harl.
* Licensing: The following components have been relicensed to the MIT
license: the Apple Sensors, Ascent, DBI, E-Mail, Entropy, GenericJMX,
gmond, LogFile, nginx, Notify Desktop, NTPd, NUT, olsrd, Perl, Ping,
PostgreSQL, Protocols, RouterOS, RRDCacheD, SNMP, StatsD, SysLog,
Table, Tail, UnixSock, vmem, VServer, Wireless, Write Riemann and XMMS
plugins, the core collectd daemon, the collectdmon, collectd-nagios
and collectd-tg utilities, all the Targets and Matches, liboconfig,
most of the "utils_*" files and the plugin API.
* Tests: A test suite has been added. Thanks to Florian Forster.
* Threshold: The hysteresis calculation has been made more reliable.
Thanks to Jan Kundrát. #581
* Threshold: Various fixes and improvements have been made. Thanks to
Manuel Luis Sanmartín Rozada. #649, #644
* AMQP plugin: The "ConnectionRetryDelay" option has been added,
allowing to delay reconnection. Thanks to Yoga Ramalingam and Marc
Fournier. #833
* AMQP plugin: The "QueueDurable" and "QueueAutoDelete" options have
been added, giving control over queue creation and deletion. Thanks to
David Blundell and Marc Fournier. #623
* Apache, Ascent, BIND, cURL, cURL-JSON, cURL-XML, nginx and Write HTTP
plugins: Customizing the "User-Agent" field is now possible at
compile-time. Thanks to Jeremy Katz. #440
* Apache, Ascent, BIND, cURL, cURL-JSON, cURL-XML, nginx plugins: The
connection will be reset if it hasn't completed within the configured
"Interval". The new "Timeout" option gives control over this behavior.
Thanks to Jan Kundrát and Marc Fournier. #982, #983, #993
* Apache, Ascent, cURL, cURL-JSON, cURL-XML, nginx, Write HTTP plugins:
Allow usernames and passwords to contain colons if built against
libcurl ≧ 7.19.1. Thanks to Marc Fournier. #695, #947
* Apache plugin: The "SSLCiphers" option gives control over the
encryption algorithms to use with TLS connections. Thanks to Toni
Moreno. #946
* Barometer plugin: This new plugin reads sensor data from various
Freescale and Bosch digital barometers. Thanks to Tomas Menzl. #69,
#693
* Battery plugin: Reporting values as percentages and reporting degraded
batteries has been added. Thanks to Florian Forster.
* Battery plugin: Support for reading values from sysfs on Linux has
been added. Thanks to Andy Parkins, Nicholas Humfrey, Peter Wu and
Florian Forster. #725, #810, #998
* Battery plugin: The value for current is no longer supplied unless the
battery provides this information. Thanks to Florian Forster.
* BIND plugin: Bind's XML v3 API is now supported; Thanks to Victor
Berger, Bruno Prémont and Michal Humpula. #742, #847
* Ceph plugin: This new plugin collects statistics from the Ceph
distributed storage system. Thanks to Dan Ryder, Dennis Zou, Colin
McCabe, Sage Weil. #522, #598
* ConnTrack plugin: Support for reporting values as percentages as well
as legacy conntrack files in "/proc" has been added. Thanks to
Pierre-Yves Ritschard. #497, #680
* CPU plugin: The plugin is now able to report values as percentages and
aggregate values per-state and per-CPU. Thanks to Pierre-Yves
Ritschard, Florian Forster, Fabien Wernli, Nicholas Humfrey and
Wilfried Goesgens. #499, #516, #639 #734, #812, #802
* cURL-JSON plugin: Extracting values from complex JSON structures has
been enhanced. Thanks to Jim Radford. #408, #411
* cURL-JSON plugin: Intervals can now be configured on a per-URL basis.
Thanks to Stan Sawa. #685
* cURL-JSON, cURL-XML, Write HTTP plugins: These plugins now also follow
HTTP redirects. Thanks to Marc Fournier.
* cURL, cURL-JSON, cURL-XML plugins: HTTP Digest authentication has been
implemented. Thanks to Frank Cornelis. #482
* DBI, Oracle, PostgreSQL plugins: A "MetadataFrom" parameter has been
added which allows to set metadata from database columns. Thanks to
Mark Wong. #317, #321
* DBI plugin: Querying several databases in parallel is now possible.
Thanks to Vincent Bernat. #453
* Disk plugin: On the Linux platform, disk names can now get looked up
in udev with the "UdevNameAttr" option. Thanks to Patrick Mooney. #537
* Disk plugin: This plugin now collects several additional I/O-related
metrics on the Linux platform. Thanks to Florian Forster and Michael
Schenck. #705, #759
* DRBD plugin: This new plugin reads Linux's Distributed Replicated
Block Device (DRBD) statistics. Thanks to Tim Laszlo. #566, #700
* Exec, UnixSock plugins: The "PUTNOTIF" command now allows to set
metadata on notifications. Thanks to John-John Tedro. #416
* fhcount plugin: This new plugin reports the number of used file
handles. Thanks to Jiri Tyr. #1009
* GenericJMX plugin: A Class Loader for "JMXConnectorFactory" has been
added, allowing the plugin to work with JBOSS > 7. Thanks to Alexandre
Moutot. #452
* IPC plugin: This new plugin collects information related to shared
memory. Thanks to Andrés J. Díaz. #925
* Java plugin: Now uses the hostname defined in the configuration file.
Thanks to Pierre-Yves Ritschard. #530, #681
* Load plugin: The plugin is now able to report values as percentages.
Thanks to Vedran Bartonicek and Pierre-Yves Ritschard. #344, #498
* Log Logstash plugin: This new plugin writes collectd logs and events
as Logstash JSON formatted events. Thanks to Pierre-Yves Ritschard.
#360
* LVM plugin: The plugin collects thin pool data volumes size, and no
longer reports virtual volumes. Thanks to Benjamin Gilbert. #603
* memcached plugin: "listen_disabled_num" are now also reported. Thanks
to Matt Cottingham. #622
* Memory plugin: Slab memory reporting on the Linux platform has been
added. Thanks to Manuel CISSÉ and Marc Fournier. #560, #697
* Memory plugin: The plugin is now able to report values as percentages.
Thanks to Jeremy Katz, Florian Forster and Manuel CISSÉ. #501, #511,
#559
* Modbus plugin: Selecting between holding and input registers is now
possible. Thanks to Jan Vitek. #338
* Modbus plugin: Support for accessing devices through an RS-485 serial
port has been added. Thanks to Eric Sandeen.
* Multimeter plugin: This plugin isn't built by default on the AIX
platform anymore. Thanks to Manuel Luis Sanmartin Rozada. #549, #684
* MySQL and PostgreSQL plugins: Passing "127.0.0.1" as a host will now
result in the global Hostname being used in metric names. Thanks to
Jeremy Katz. #441
* MySQL plugin: InnoDB, Select and Sort statistics collection has been
added. Thanks to Wilson Felipe, Marek Becka and Pierre-Yves Ritschard.
#248, #621, #699, #824
* MySQL plugin: The "Alias" and "ConnectTimeout" options have been
added. Thanks to William Tisäter.
* Netlink plugin: Support for 64bit netlink counters has been added.
Thanks to Marek Becka. #435
* Network plugin: The "ReconnectInterval" configuration option has been
added. Thanks to John Ferlito. #732
* NFS plugin: Support for NFSv4.0 has been implemented. Thanks to Marek
Becka. #550
* OneWire plugin: Support for more temperature-providing sensor families
has been added. Thanks to Tomasz Torcz. #672
* OneWire plugin: Support for full OWFS path and more device families
has been implemented. Thanks to Tomas Menzl. #68
* OpenLDAP plugin: This new plugin reads monitoring information from
OpenLDAP's "cn=Monitor" subtree. Thanks to Kimo Rosenbaum, Marc
Fournier and Nicholas Humfrey. #719
* OpenVPN plugin: Support for OpenVPN 2.3.0 has been implemented. Thanks
to Ed Okerson. #252
* OpenVZ plugin: Various improvements have been made, making the plugin
report values like the other collectd plugins do. Thanks to Chris
Lundquist. #264
* Perl plugin: A new "listval_filter" method has been added, various
internal cleanups and improvements have been made and a test suite has
been added. Thanks to Matthias Bethke. #728
* PostgreSQL plugin: The new "ExpireDelay" option allows skipping older
values pending write when the database slows down. Thanks to Stephen
O'Dor. #593
* PowerDNS plugin: The plugin was updated for stats from pdns 3.4.3.
Thanks to Ruben Kerkhof. #965
* Processes plugin: A memory-usage related optimization for low-profile
systems has been added. Thanks to Florian Forster. #652
* Python plugin: Support for Python3 has been improved, "ModulePath" is
now prepended to "sys.path", and the "get_dataset()" function has been
added to the Python API. Thanks to Sven Trenkel and Patrick Browne.
#890, #751, #771
* Redis and Write_Redis plugins: The support library has been switched
from credis to hiredis. Thanks to Andrés J. Díaz, Victor Seva, Marc
Fournier, Johan Bergström, Michael Spiegle and brianpkelly. #296,
#464, #475, #799, #1030
* Redis plugin: Custom commands can now be used to fetch values stored
in Redis. Thanks to Pierre-Yves Ritschard. #816
* Redis plugin: Support for passwords up to 512 characters long has been
added. Thanks to Jeremy Katz. #532
* Sensors plugin: Support for lm_sensors' power sensors has been added.
Thanks to Jan Kundrát. #571
* SMART plugin: This new plugin collects SMART statistics from disk
drives. Thanks to Vincent Bernat. #797
* SNMP plugin: A blacklist/whitelist feature can now be used to filter
which OIDs to collect. Thanks to Christophe Courtaut. #414
* SNMP plugin: SNMPv3 authentication and encryption support has been
implemented. Thanks to Michael Pilat. #362
* SNMP plugin: Two error messages have been disambiguated. Thanks to
Sergey. #939, #952
* Swap plugin: The plugin is now able to report values as percentages.
Thanks to Jeremy Katz and Florian Forster. #500, #510
* Swap plugin: The plugin no longer fails on Linux systems where
"SwapCached" isn't exposed by the kernel. Thanks to Florian Forster.
#733
* Tail plugin: "GaugeInc" and "GaugeAdd" options have been implemented.
Thanks to Andre Ferraz. #673
* Tail plugin: Intervals can now be configured on a per-File basis.
Thanks to Tom Leaman. #446
* TCPConns plugin: The "AllPortsSummary" option, allowing to summarize
all connections, has been added. Thanks to Marek Becka. #488
* TCPConns plugin: Three metrics were renamed on the AIX platform, for
the sake of consistency. Thanks to Manuel Luis Sanmartín Rozada. #546
* Turbostat plugin: This new plugin reads CPU frequency and C-state
residency on modern Intel turbo-capable processors. Thanks to Vincent
Brillault, Jean Delvare and Nicolas Iooss. #651
* UnixSock plugin: The "GETTHRESHOLD" command has been re-added. Thanks
to Manuel Luis Sanmartín Rozada. #674
* Varnish plugin: Varnish 4 support has been added, as well as as
monitoring metrics only available in Varnish 4. Thanks to Marc
Fournier. #618, #783
* virt plugin: Guests memory usage is now also collected. Thanks to
Tiago Carvalho, jazzmes and Zollner Robert.
* virt plugin: It is now possible to chose between using guests' name or
UUID as plugin_instance. Thanks to Remi Ferrand. #385
* virt plugin: The libvirt plugin has been renamed to virt. Thanks to
Florian Forster.
* Write Graphite plugin: When the connection to graphite fails,
reconnection attempts are now limited to once per second. Thanks to
Florian Forster. #625
* Write HTTP plugin: Multi-instance support of this plugin has been
improved. The "<URL "url">" block has been deprecated in favor of
"<Node "identifier">". Thanks to Marc Fournier. #902
* Write HTTP plugin: Several TLS-related configuration options have been
added. Thanks to Ingmar Runge. #666
* Write HTTP plugin: The "LowSpeedLimit" and "Timeout" options allow to
reset slow/stalled network connections. Thanks to loginator17 and Marc
Fournier. #752, #985
* Write HTTP plugin: The size of the payload posted to the HTTP server
can now be controlled with the "BufferSize" option. Thanks to Florian
Forster. #722
* Write Kafka plugin: This new plugin sends data to Apache Kafka, a
distributed messaging queue. Thanks to Pierre-Yves Ritschard,
ciomaire, Vincent Bernat, Marc Fournier. #670, #694, #794, #853, #014
* Write Log plugin: This new plugin dispatches collected values to the
configured log destination(s). Thanks to Pierre-Yves Ritschard. #886
* Write Riemann plugin: Extra meta strings are now added as attributes
in notifications. Thanks to John-John Tedro. #417
* Write Riemann plugin: Notification message are now sent to the Riemann
server via the description field. Thanks to Adrian Miron. #575
* Write Riemann plugin: Support for custom attributes has been added.
Thanks to Pierre-Yves Ritschard. #459
* Write Riemann plugin: Support had been implemented for sending events
to Riemann in batches (when using TCP), and is enabled by default.
Thanks to Pierre-Yves Ritschard. #800
* Write Riemann plugin: The "EventServicePrefix" option has been added,
which adds a prefix to event service names. Thanks to Moshe Zada. #706
* Write Riemann plugin: Threshold checks can now be passed down to the
Riemann server. Thanks to Pierre-Yves Ritschard. #518
* Write Sensu plugin: This new plugin submits values to Sensu, a stream
processing and monitoring system. Thanks to Fabrice A. Marie and Marc
Fournier. #912, #1001, #1016
* Write TSDB plugin: This new plugin sends data to OpenTSDB, a scalable
time series database. Thanks to Kevin Bowling, Florian Forster, Dallin
Young, Michael Schenck and Pierre-Yves Ritschard. #703, #772, #945
* ZFS ARC plugin: Support for ZFS-on-Linux has been added. Thanks to
Marc Fournier and Wilfried Goesgens. #552
* Zookeeper plugin: This new plugin reads data from the Apache Zookeeper
"MNTR" command. Thanks to Jeremy Katz. #826
=======
* Processes plugin and Swap plugin: These plugins have been corrected to
also work inside FreeBSD jails. Thanks to biancalana. #1019
* Processes plugin: A warning about too long process names has been
added. Thanks to Marc Fournier. #1284
* Processes plugin: Process counting on the FreeBSD and OpenBSD
platforms has been fixed. Thanks to Herve COMMOWICK. #1298
* Processes plugin: The plugin was fixed to work properly on Solaris.
Thanks to Jan Andres. #919
* Python plugin: A double-free bug got fixed. Thanks to Sven Trenkel.
#1285
* RRDtool plugin: A race condition leading to corrupt RRD file creation
has been fixed. Thanks to Manuel Luis Sanmartín Rozada. #1031
* SNMP plugin: The "Gauge32" signedness was corrected to match RFC1902.
Thanks to Nathan Ward. #1325
* StatsD plugin: A deadlock on plugin shutdown has been fixed. Thanks to
Pavel Rochnyack #1703
* StatsD plugin: A memory leak was corrected. Thanks to Florian Forster.
#997
* StatsD plugin: A symbol lookup error was fixed by properly linking the
plugin against libm. Thanks to Florian Forster.
* StatsD plugin: "utils_latency": Support for including values above
1000 in percentile calculation has been added. Thanks to Yoga
Ramalingam. #401
* StatsD plugin: "utils_latency": Two division by zero error conditions
have been corrected. Thanks to Wilfried Goesgens. #655
* StatsD plugin: Counters absolute counts are now also reported. Thanks
to Pierre-Yves Ritschard. #1311
* StatsD plugin: The plugin now emits NaN values when no timer event is
recorded. Thanks to Florian Forster. #1038, #1039
* StatsD plugin: The plugin was corrected to avoid crashing when
negative timer values are submitted. Thanks to Florian Forster. #1131
* Tail CSV plugin: The plugin was fixed to work properly with multiple
"Collect" options and a bug got fixed when no "TimeFrom" is specified.
Thanks to Manuel Luis Sanmartín Rozada and Florian Forster. #1032
* TCPConns plugin: A memory leak was fixed. Thanks to Florian Forster.
#1074
* TCPConns plugin: An bug causing collectd to enter an inifinite loop on
OpenBSD was fixed. Thanks to Landry Breuil. #1094
* Threshold plugin: Threshold configuration blocks can now be defined in
different files. Thanks to Michael Salmon. #551
* vmem plugin: Support for pgsteal in recent Linux kernels has been
added. Thanks to Jakub Jankowski. #1307
* vmem plugin: The DSType for nr_dirtied and nr_written was corrected to
report a derive. Thanks to Marek Becka. #1072
* Write Graphite plugin: Error handling when submitting metrics to the
server is now more robust. Thanks to Sam Pointer. #1364
* Write HTTP plugin: Freeing of memory holding HTTP headers during
shutdown has been fixed. Thanks to Tolga Ceylan.
* Write Redis plugin: Multi-Valued key was made easier to parse by
adding a "|" character as a delimiter. Thanks to brianpkelly and
Florian Forster. #1070
* Write Redis plugin: The timestamp format was corrected. Thanks to
Florian Forster.
* ZFS ARC plugin: The plugin was will not emit warning about missing
"l2_size" stats anymore. Thanks to Jan Andres. #919
* 152 patches have been applied to numerous plugins and core components,
fixing various programming errors which were reported by scan-build,
libasan, FBInfer, coverity-scan, clang and gcc-6: Thanks to Ruben
Kerkhof, Florian Forster, Marc Fournier, Corey Kosak, Laurent,
Claudius Zingerli and Fabien Wernli.
>>>>>>> collectd-5.4
2015-02-26, Version 5.4.2
* Build system: Numerous fixes. Thanks to Bjørn Nordbø, Jim Radford,
KOMEDA Shinji, Lauri Tirkkonen, Manuel Luis Sanmartin Rozada, Marc
Fournier, Rainer Müller, Yoga Ramalingam and Yves Mettier. #326,
#373, #653, #828
* collectd: A use-after-free has been fixed in the "parse_value()"
function. Thanks to Matthias Urlichs.
* collectd: Fix carriage return sign in types_list Thanks to Marc
Fournier and @NsLib.
* collectd: Fix programming error in src/configfile.c. Thanks to
Wilfried Goesgens.
* collectd: An off-by-one error has been fixed in the
"strstripnewline()" function. Patch by Florian Forster.
* collectd: Use the complain mechanism to report filter chain write
failures. Thanks to Sebastian Harl.
* collectd: Spelling and grammar of error messages have been fixed.
Thanks to Katelyn Perry and Tim Laszlo.
* collectdctl: Fixed buffering issues which caused trouble on AIX and
Solaris. Thanks to Yoga Ramalingam.
* Documentation: Details and example about multi-instance filterchain
targets have been added. Thanks to Marc Fournier.
* Documentation: The "CollectStatistics" option of the rrdcached has
been documented. Thanks to Micha Krause. #907
* Documentation: The write_redis has been documented. Thanks to Marc
Fournier.
* Documentation: The "GraphiteSeparateInstances" and
"GraphiteAlwaysAppendDS" options of the amqp have been documented.
Thanks to Marc Fournier.
* Documentation: Documentation of the "AutoLoadPlugin" option has been
improved. Thanks to Florian Forster. #715
* aggregation: "utils_vl_lookup": A race when creating user objects
has been fixed. Thanks to Sebastian Harl. #535
* cpu: Temperature code for Mac OS X has been removed.
Thanks to Florian Forster and Marc Fournier. #22
* cURL, cURL-JSON, cURL-XML and Write HTTP plugins: Call
"curl_global_init()" in the plugins' "init()" callback. Thanks to
Jeremy Katz.
* cURL and memcachec plugins: Fix calculation of gauge, average,
minimum and maximum. Previously, they were calculated from the start
of the daemon, which is not the documented behavior. Thanks to
Florian Forster. #663
* curl-json: A bug, which triggered when two URLs with a long common
prefix were configured, was fixed. Thanks to Marc Fournier. #582
* dbi: Compatibility with new versions of libdbi has been restored.
Thanks to Florian Forster. #950
* Exec, UnixSock plugins: Fix parsing of the "time" option of the
"PUTNOTIF" command. Thanks to Adrian Miron. #477
* ipmi: A conflict with the java over the "SIGUSR2" signal has been
fixed. Thanks to Vincent Bernat. #114
* java: Conversion from Java's time representation to collectd's
representation has been fixed. Thanks to Manuel Luis Sanmartín
Rozada.
* java: Make sure "cjni_thread_detach()" is called on all paths.
Thanks to Florian Forster.
* LogFile and SysLog plugins: Avoid total silence in case of a
misconfiguration. Thanks to Marc Fournier and Wilfried Goesgens.
* network: Support for recent versions of gcrypt has been added.
Thanks to Vincent Bernat. #632
* network: Robustness of the client connecting behavior has been
improved. Thanks to Florian Forster. #627
* python: Don't create empty "meta_data_t" objects. Thanks to Florian
Forster. #716
* python: Fix Py list length check in "cpy_build_meta()". Thanks to
Yoga Ramalingam.
* python: The "interval" member was fixed to export seconds as a
double. Thanks to Justin Burnham.
* RRDtool and RRDCacheD plugins: A memory leak when creating RRD files
has been fixed. Thanks to Yves Mettier. #661
* snmp: Fix a memory leak. Thanks to Marc Fournier and Pierre-Yves
Ritschard. #610, #804
* statsd: Support for samplerates in timer metrics was added. Thanks
to John Leach. #461
* swap: Fix behavior under OpenVZ by making "cached" optional. Thanks
to Florian Forster. #733
* threshold: Population of the "time" field in notifications has been
added. Thanks to Manuel Luis Sanmartín Rozada.
* libvirt: Only gather stats for running domains. Thanks to Ruben
Kerkhof.
* lvm: An issue with Volume Groups (VGs) without Logical Volumes (LVs)
has been fixed. Thanks to Jan Kundrát.
* write_graphite: Escape characters not supported by Graphite. Thanks
to Pierre-Yves Ritschard and Marc Fournier.
* write_http: Make callback names context-dependent. Thanks to Marc
Fournier. #821
* write_redis: A formatting bug, which resulted in totally unusable
numbers being transmitted to Redis, was fixed. Thanks to Marc
Fournier.
* write_riemann: Receive acknowledge message when using TCP. Thanks to
John-John Tedro.
2014-01-26, Version 5.4.1
* amqp plugin: Add support for RabbitMQ 0.4.x to avoid compiler
warnings. Thanks to Sebastian Harl for implementing this.
* apache / network plugins: Improved initialization order hopefully
resolved gcrypt initialization problems.
* aquaero plugin: The type used to submit fan utilization was fixed.
Thanks to Alex Deymo for the patch.
* cgroups plugin: A small memory leak was fixed. Checking the existence
of a mount option without a value was fixed. More permissive parsing
of the cpuacct.stats file fixes support for some versions of Linux.
Thanks to Marc Fournier for bug reports and patches.
* curl plugin: Fix <Match> blocks without an instance. Thanks to
Alexander Golovko for reporting and Sebastian Harl for fixing this.
* curl_json plugin: Potentially invalid memory access has been
sanitized. Thanks to Jim Radford for his patch.
* interface plugin: Fix behavior under FreeBSD 10: Reporting of
per-address statistics caused duplicate updates to the same metric.
Thanks to demon / @trtrmitya for the patch.
* write_graphite plugin: Use TCP to connect to Graphite by default. The
default changed from TCP to UDP between 5.3.1 and 5.4.0, which is a
regression. Thanks to Marc Fournier for fixing this. Reconnect
behavior was improved. Thanks to Michael Hart for his patch.
* zfs_arc plugin: Collect "allocated" and "stolen" on FreeBSD only.
2013-08-18, Version 5.4.0
* collectd: The "LoadPlugin" config option no longer attempts to load
plugins twice. If more than one "LoadPlugin" statement or block is
encountered, only the first will have any effect.
* collectd: The "AutoLoadPlugin" option allows to automatically load
plugins for which a configuration is found.
* collectd: The "WriteQueueLimitHigh" and "WriteQueueLimitLow" options
allow collectd to drop values when under stress, to avoid running out
of memory. Thanks to Yves Mettier for his patch.
* amqp plugin: The "GraphiteSeparateInstances" and
"GraphiteAlwaysAppendDS" options have been added. Thanks to Laurent
for the patch.
* aquaero plugin: This new plugin reads various metrics, e.g. fan
speeds and temperatures, from Aquaero 5, a fan and water cooling
control panel. Thanks to Alex Deymo for his patch.
* curl plugin: The "MeasureResponseCode" option has been added. Thanks
to Jan Matějka for his patch.
* curl_json plugin: Support for UNIX domain sockets and array wildcards
has been added. Thanks to Jim Radford for his patch.
* curl_xml plugin: Support for long URLs has been improved.
* cgroups plugin: This new plugin collects CPU accounting information
for processes in a cgroup. Thanks to Michael Stapelberg for his patch.
* df plugin: The "ValuesAbsolute" and "ValuesPercentage" options have
been added. Thanks to Vedran Bartonicek for the patch.
* exec plugin: Do UID / GID lookups before forking. This should prevent
a race condition in the NSS library. Thanks to Ceri Storey for the
patch.
* lvm plugin: This new plugin collects size information from Linux'
Logical Volume Manager (LVM). Thanks to Chad Malfait for his work.
* memcached plugin: Support for increment and decrement counts has been
added. Thanks to Blake Matheny for the patch.
* mic plugin: This new plugin collects CPU and memory usage, power
consumption and temperatures of Intel's Many-Integrated-Core (MIC)
architecture, such as Xeon Phi cards. Thanks to Evan Felix for his
work.
* netlink plugin: This plugin has been converted to use the supported
"libmnl" library. Thanks to Andreas Henriksson for his patch.
* nginx plugin: Collection of accepted and handled connections has been
added. Thanks to Patrick Shan for his patch.
* sigrok plugin: This new plugin collects metrics from sigrok, a signal
processing framework reading various hardware devices, from light
meters to spectrum analyzers. Thanks to Bert Vermeulen for his patch.
* statsd plugin: This new plugin listens to a UDP socket and reads
metrics in the StatsD format.
* varnish plugin: Many additional metrics have been added. Thanks to
Nick Stenning for his patch.
* write_graphite plugin: Support for "UDP" has been added. Thanks to
Javier Maestro for his patch.
* write_riemann plugin: The "TTLFactor" option has been added.
* zfs_arc plugin: Support for FreeBSD has been added. Thanks to Xin Li
for his patch.
2015-02-26, Version 5.3.2
* Build system: Numerous fixes. Thanks to Bjørn Nordbø, Jim Radford,
KOMEDA Shinji, Lauri Tirkkonen, Manuel Luis Sanmartin Rozada, Marc
Fournier, Rainer Müller, Yoga Ramalingam and Yves Mettier. #326,
#373, #653, #828
* collectd: A use-after-free has been fixed in the "parse_value()"
function. Thanks to Matthias Urlichs.
* collectd: Fix carriage return sign in types_list Thanks to Marc
Fournier and @NsLib.
* collectd: Fix programming error in src/configfile.c Thanks to
Wilfried Goesgens.
* collectd: An off-by-one error has been fixed in the
"strstripnewline()" function. Patch by Florian Forster.
* collectd: Use the complain mechanism to report filter chain write
failures. Thanks to Sebastian Harl.
* collectd: Spelling and grammar of error messages have been fixed.
Thanks to Katelyn Perry and Tim Laszlo.
* collectdctl: Fixed buffering issues which caused trouble on AIX and
Solaris. Thanks to Yoga Ramalingam.
* Documentation: Details and example about multi-instance filterchain
targets have been added. Thanks to Marc Fournier.
* Documentation: The "CollectStatistics" option of the rrdcached has
been documented. Thanks to Micha Krause. #907
* Documentation: The write_redis has been documented. Thanks to Marc
Fournier.
* Documentation: The synopsis of the threshold has been fixed. Thanks
to Fabien Wernli.
* Documentation: The "GraphiteSeparateInstances" and
"GraphiteAlwaysAppendDS" options of the amqp have been documented.
Thanks to Marc Fournier.
* aggregation: "utils_vl_lookup": A race when creating user objects
has been fixed. Thanks to Sebastian Harl. #535
* cpu: Temperature code for Mac OS X has been removed.
Thanks to Florian Forster and Marc Fournier. #22
* csv: A regression which would lead to the "DataDir" option to be
ignored has been fixed. Thanks to Manuel Luis Sanmartin Rozada.
* curl, curl-json, curl-xml and write_http plugins: Call
"curl_global_init()" in the plugins' "init()" callback. Thanks to
Jeremy Katz.
* curl and memcachec plugins: Fix calculation of gauge, average,
minimum and maximum. Previously, they were calculated from the start
of the daemon, which is not the documented behavior. Thanks to
Florian Forster. #663
* dbi plugin: Compatibility with new versions of libdbi has been
restored. Thanks to Florian Forster. #950
* exec, unixsock plugins: Fix parsing of the "time" option of the
"PUTNOTIF" command. Thanks to Adrian Miron. #477
* java: Conversion from Java's time representation to collectd's
representation has been fixed. Thanks to Manuel Luis Sanmartín
Rozada.
* ipmi: A conflict with the java over the "SIGUSR2" signal has been
fixed. Thanks to Vincent Bernat. #114
* java: Make sure "cjni_thread_detach()" is called on all paths.
Thanks to Florian Forster.
* logfile and syslog plugins: Avoid total silence in case of a
misconfiguration. Thanks to Marc Fournier and Wilfried Goesgens.
* memcached: Connecting to a UNIX socket has been fixed. Thanks to Jim
Radford.
* network: Support for recent versions of gcrypt has been added.
Thanks to Vincent Bernat. #632
* network: Robustness of the client connecting behavior has been
improved. Thanks to Florian Forster. #627
* python: Don't create empty "meta_data_t" objects. Thanks to Florian
Forster. #716
* python: Fix Py list length check in "cpy_build_meta()". Thanks to
Yoga Ramalingam.
* python: The "interval" member was fixed to export seconds as a
double. Thanks to Justin Burnham.
* replace and set targets: Fix error message. Thanks to Marc Fournier.
#448
* rrdtool and rrdcached plugins: Honor the "DataDir" config option;
this fixes a regression. Thanks to Florian Forster. #380
* rrdtool and rrdcached plugins: A memory leak when creating RRD files
has been fixed. Thanks to Yves Mettier. #661
* snmp: Fix a memory leak. Thanks to Marc Fournier and Pierre-Yves
Ritschard. #610, #804
* swap: Fix behavior under OpenVZ by making "cached" optional. Thanks
to Florian Forster. #733
* threshold: Population of the "time" field in notifications has been
added. Thanks to Manuel Luis Sanmartín Rozada.
* libvirt: Only gather stats for running domains. Thanks to Ruben
Kerkhof.
* write_graphite: Escape characters not supported by Graphite. Thanks
to Pierre-Yves Ritschard and Marc Fournier.
* write_http: Make callback names context-dependent. Thanks to Marc
Fournier. #821
* write_riemann: Receive acknowledge message when using TCP. Thanks to
John-John Tedro.
2013-07-13, Version 5.3.1
* Documentation: Various fixes.
* Configuration: Fix error handling: Errors in included files were
ignored, causing configuration mistakes to go unnoticed.
* dns plugin: Don't abort when PCAP returns an error.
* modbus plugin: The reconnection strategy was improved, fixing a
segfault in the libmodbud library. Thanks to Stefan Nickl and
Fabien Wernli for their patches.
* mysql plugin: The notification about a newly running MySQL slave
thread has been fixed. Thanks to Joaquín Cuenca Abela for the patch.
* snmp plugin: A build issue has been fixed (C99 mixed declaration).
The end-of-tree check has been improved by Pierre-Yves Ritschard.
* threshold plugin: Handling of the "Interesting" configuration option
has been fixed. Thanks to Björn for the patch.
* write_riemann plugin: A memory leak has been fixed. Thanks to Dave
Cottlehuber for reporting it.
2013-04-09, Version 5.3.0
* collectd: The "Include" statements can now be limited to include
only matching files in a directory. Thanks to Sebastian Harl for his
patch.
* collectd: Dispatches / writes are now handled by a thread pool. This
improves reliability and throughput for instances configured to act
as a "server". Thanks to Sebastian Harl and Dan Fandrich for
reviewing this change and fixing bugs.
* aggregation plugin: Selection of value lists is now possible using
regular expressions. Parts of the identifier of the resulting metric
can now be set via the configuration file.
* apcups plugin: The "ReportSeconds" option has been implemented.
* curl* plugins: Support for POST requests and custom request headers
has been added. Thanks to Dan Fandrich for his patch.
* curl_xml plugin: Support for XML namespaces has been added. Thanks
to Dan Fandrich for his patch.
* dbi plugin: Support for numeric options has been added. The
"Host" option has been added. Thanks to Daniel Hilst for his patch.
* disk plugin: Support for systems with >256 has been fixed. Thanks to
Greg Mason for his patch.
* libvirt plugin: Support for memory allocation has been added. Thanks
to Johan Wirén for his patch.
* netapp plugin: Support for "SnapVault", "VFiler" and deduplication /
compression and quota metrics. Thanks to Sebastian Harl for his
patches and teamix GmbH for sponsoring this work.
* postgresql plugin: The reconnection logic has been improved. Thanks
to Sebastian Harl for his patches.
* rrdtool, rrdcached plugins: The "CreateFilesAsync" option has been
implemented. When enabled, new RRD files will be created
asynchronously, which improved throughput of "server" instances.
Many thanks to Yves Mettier for all his input and code.
* tail_csv plugin: This new plugins allows to read metrics from CSV
files, such as Snort's statistics file. Thanks to Kris Nielander for
his patch.
* write_mongodb plugin: Authentication options have been added.
* write_riemann plugin: This new plugin allows sending metrics to
Riemann, a stream processing and alerting tool. Big thanks to
Pierre-Yves Ritschard for his work.
2013-04-08, Version 5.2.2
* Build system: A bad interaction between the Java detection code and
libltdl has been fixed. Thanks to Dave Cottlehuber for his patch.
Installation of the Perl bindings has been improved / fixed. Thanks
to Sebastian Harl for his patch.
* collectd: Fixed read callback scheduling at startup.
* apache, ascent, bind, curl, curl_json, curl_xml, nginx and
write_http plugins: Portability fixes, protection from infinite
redirect loops, improved error handling and incorrect dereferences
have been fixed. Most of these are related to the cURL library.
Thanks to Dan Fandrich for his patches.
* logfile plugin: Flush the output file handle. This works around
caching when logging to STDOUT and redirecting into a file. Thanks
to Nathan Huff for the patch.
* mysql plugin: Fix a memory leak in the error handling. Thanks to
Tomas Doran for his patch.
* netapp plugin: Fix the interval with which values are dispatched.
* network plugin: Build issues under FreeBSD and initialization have
been fixed. Thanks to Ed Schouten for his patch.
* nfs plugin: A compilation problem has been fixed.
* notify_email plugin: Add a character set to the mail header. Thanks
to Manuel Cissé for his patch.
* pf plugin: Build issues have been fixed.
* postgresql plugin: Build issues have been fixed.
* rrdcached plugin: Connect to the daemon from the read callback.
* snmp plugin: Matching of SNMP subtrees has been improved. Thanks to
"jkrabbe" for the patch.
* thermal plugin: The initialization of dispatched value lists has
been fixed. Thanks to Markus Knetschke for his patch.
* unixsock plugin: Parsing of options with an underscore, e.g.
"plugin_instance" has been fixed. Thanks to Tommie Gannert for his
patch.
2013-01-27, Version 5.2.1
* Build system: "make distcheck" has been fixed. Build fixes Solaris
and systems without gcrypt. Thanks to Yves Mettier for his patches.
* collectd: The complaint mechanism was fixed. It reported messages
more frequently than intended.
* collectd-tg: A manual page has been added.
* dns plugin: Build issues on FreeBSD have been fixed. Thanks to
Ed Schouten for his patch.
* ethstat plugin: Fix the "Map" config option. An incorrectly used
character pointer may lead to a segmentation fault.
* network plugin: Build issues on FreeBSD have been fixed. Thanks to
Ed Schouten for his patch.
* postgresql plugin: A memory leak in the writing code has been fixed.
A use-after-free issue that happened when more than one database was
configured was fixed. Thanks to Sebastian Harl for fixing these
problems.
* redis plugin: A build failure has been fixed. Thanks to Pierre-Yves
Ritschard for his patch.
* varnish plugin: Fix a problem with instances without name.
* write_graphite plugin: A regression which rendered the
"SeparateInstances" and "AlwaysAppendDS" options unusable has been
fixed. A failed assertion when using types with many data sources
has been fixed. Improve reporting of connection errors to not spam
log files too much. Thanks to Pierre-Yves Ritschard for reporting
the logging problem.
* zfs_arc plugin: Fix the type used for mutex misses. Thanks to Yves
Mettier for reporting this bug.
2012-11-17, Version 5.2.0
* collectd: The performance of the LISTVAL command has been improved.
Thanks to Yves Mettier for the patch.
* collectd: The possibility to configure the collection interval on a
per-plugin basis has been added. Huge thanks to Sebastian Harl for
his work.
* collectd-tg: This new binary allows to generate random but real
looking collectd network traffic. This can be used to load-test new
plugin, for example.
* libcollectdclient: Code for constructing and sending network packets
in the binary format has been added.
* aggregation plugin: This new plugin allows to aggregate multiple
value lists into one.
* amqp and write_http plugins: Meta data is now included in the JSON
output format. Thanks to Mark Wong for the patch.
* amqp plugin: Support for "Graphite" output has been added. Thanks to
Thomas Meson for the patch.
* contextswitch plugin: Support for AIX has been added. Thanks to
Manuel Rozada for his patch.
* disk plugin: The "UseBSDName" config option has been added to the
Mac OS X version.
* GenericJMX plugin: Automatically determine the host name if it isn't
configured.
* libvirt plugin: The "number" interface format has been added. Thanks
to "Davide Guerri" for the patch.
* memcached plugin: Support for multiple connections has been added.
Thanks to Nicolas Szalay for the patch.
* ntpd plugin: The "IncludeUnitID" config option has been added. The
behavior when a peer is unreachable has been improved. Thanks to
Johan Kiviniemi for the patches.
* oracle plugin: The "Host" config option has been added.
* pf plugin: This new plugin allows to collect statistics from BSD's
packet filter "pf". Thanks to Pierre-Yves Ritschard and Stefan Rinkes
for their work.
* postgresql plugin: The "Instance" config option has been added.
Support for writing values to a PostgreSQL database has been added.
Thanks to Sebastian Harl for the patches.
* processes plugin: Support for Solaris has been added. Thanks to
Cosmin Ioiart for the patch.
* redis plugin: Support for authenticating via password has been added.
Thanks to biancalana for the patch.
* rrdcached plugin: The "HeartBeat", "RRARows", "RRATimespan",
"StepSize" and "XFF" config options have been added.
* swap plugin: The "ReportBytes" config option has been added. The AIX
version now also exports "reserved" pages and swap-in / swap-out
"traffic". Thanks to Manuel Rozada for the patch.
* tcpconns plugin: Use a netlink socket rather than reading from /proc
for improved performance. Thanks to Michael Stapelberg for the patch.
2013-04-08, Version 5.1.3
* Build system: A bad interaction between the Java detection code and
libltdl has been fixed. Thanks to Dave Cottlehuber for his patch.
* collectd: Fixed read callback scheduling at startup.
* apache, ascent, bind, curl, curl_json, curl_xml, nginx and
write_http plugins: Portability fixes, protection from infinite
redirect loops, improved error handling and incorrect dereferences
have been fixed. Most of these are related to the cURL library.
Thanks to Dan Fandrich for his patches.
* logfile plugin: Flush the output file handle. This works around
caching when logging to STDOUT and redirecting into a file. Thanks
to Nathan Huff for the patch.
* mysql plugin: Fix a memory leak in the error handling. Thanks to
Tomas Doran for his patch.
* netapp plugin: Fix the interval with which values are dispatched.
* network plugin: Build issues under FreeBSD and initialization have
been fixed. Thanks to Ed Schouten for his patch.
* nfs plugin: A compilation problem has been fixed.
* notify_email plugin: Add a character set to the mail header. Thanks
to Manuel Cissé for his patch.
* rrdcached plugin: Connect to the daemon from the read callback.
* snmp plugin: Matching of SNMP subtrees has been improved. Thanks to
"jkrabbe" for the patch.
* thermal plugin: The initialization of dispatched value lists has
been fixed. Thanks to Markus Knetschke for his patch.
* unixsock plugin: Parsing of options with an underscore, e.g.
"plugin_instance" has been fixed. Thanks to Tommie Gannert for his
patch.
2013-01-25, Version 5.1.2
* Build system: "make distcheck" has been fixed. Thanks to Yves
Mettier for his patches.
* collectd: The complaint mechanism was fixed. It reported messages
more frequently than intended.
* dns plugin: Build issues on FreeBSD have been fixed. Thanks to
Ed Schouten for his patch.
* ethstat plugin: Fix the "Map" config option. An incorrectly used
character pointer may lead to a segmentation fault.
* network plugin: Build issues on FreeBSD have been fixed. Thanks to
Ed Schouten for his patch.
* varnish plugin: Fix a problem with instances without name.
* write_graphite: Improve reporting of connection errors to not spam
log files too much. Thanks to Pierre-Yves Ritschard for reporting
this problem.
* zfs_arc plugin: Fix the type used for mutex misses. Thanks to Yves
Mettier for reporting this bug.
2012-11-11, Version 5.1.1
* collectd: Create new directories with mode 0777 and let umask remove
unwanted permission bits.
* collectd: Build issues have been fixed.
* collectd: An incorrect assertion has been fixed in some common code
for Solaris. This should resolve pseudo-random assertion failures
under Solaris. Thanks to Jeff Blane for his help debugging this.
* collectd: A couple of memory leaks through PThread thread attributes
have been fixed. Thanks to Gerrie Roos for fixing these.
* collectdctl: Fix PUTVAL for data sets with multiple data sources.
Thanks to Cyril Feraudet for reporting this problem.
* contrib/migrate-4-5.px: Handle to "df" to "df_complex" conversion
correctly.
* apcups plugin: Improve the reconnect behavior.
* curl_xml plugin: The "Host" setting was silently ignored. Thanks to
Fabien Wernli for fixing this.
* df plugin: Ignore "rootfs" devices under Linux to avoid having them
reported twice. Thanks to Brune Prémont for fixing this.
* disk plugin: Fix incorrect computation of read and write latency (the
"disk_time" type). Previously, the numbers reported where too small
by a factor of "interval", e.g. when the interval is set to 10
seconds, the values were too low by a factor of 10. Thanks to Manuel
Sanmartin for reporting this problem.
* dns plugin: A build issue under Solaris has been fixed. A erroneous
define that could lead to the reporting of bad data has been fixed by
Daniel Sutto.
* ethstat plugin: An off-by-one error and potential use of
uninitialized memory has been fixed. Thanks to Mark Voelker for
reporting these problems.
* memcachec plugin: A bug in the configuration handling has been fixed.
Thanks to Pascal Hofmann for fixing this issue.
* mysql plugin: Fix a bug when registering multiple databases. Thanks
to Sebastian Harl for fixing this.
* netapp plugin: Correctly close the connection on communication
errors.
* netlink plugin: The function used to query statistics has been
changed to be more in line with iproute2's behavior. Thanks to
"KIvosak" for the patch.
* network plugin: Initialization of libgcrypt has been fixed. Thanks to
Chris Lundquist for his patch.
* oracle plugin: Error messages have been improved.
* ping plugin: Don't enter the exponential back-off mode when
ping_send() fails. This should make recovery after a network failure
much faster.
* python plugin: Memory leaks have been fixed. Thanks to Tommie Gannert
and Sven Trenkel for fixing this.
* redis plugin: Fix a compilation problem on FreeBSD. Thanks to
"biancalana" for the fix.
* rrdtool plugin: Fix an out-of-bounds array access when printing a
warning message. Thanks to Will Hawkins for fixing this bug.
* snmp plugin: Support for the SNMP_ENDOFMIBVIEW return value has been
added. Support for more complex / unusual MIBs / subtrees has been
added. Thanks to Mark Juric to test the changes and point out these
problems.
* varnish plugin: Support for multiple instances of Varnish 3 has been
fixed. Thanks to Jonathan Huot for the patch.
* write_mongodb plugin: Add compatibility with libmongo 0.6.0 and
later. Thanks to Chris Lundquist for this patch.
2012-04-01, Version 5.1.0
* Build system, iptables plugin: The shipped version of libiptc has
been removed.
* collectd-nagios: A list of value lists can now be queried using
"-n LIST". Thanks to Sebastian Harl for his patches.