Code

Large last written lsn cache#177

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knizhnik merged 168 commits intomainneondatabase/postgres:mainfrom large_last_written_lsn_cacheneondatabase/postgres:large_last_written_lsn_cacheCopy head branch name to clipboardJul 9, 2022

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Commits on Feb 9, 2022

• [smgr_api] [community] smgr_api.patch

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• [contrib/zenith] contrib_zenith.patch

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• [walredo] zenith_wal_redo.patch

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• lastWrittenPageLSN.patch

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• Fix GetPage requests right after replaying CREATE DATABASE

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  hlinnaka

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• handle_eviction_of_non_wal_logged_pages.patch

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• [walproposer] wal_proposer.patch

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• persist_unlogged_tables.patch

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• fix_pg_table_size.patch

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• [walredo] fix_gin_redo.patch

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• [walredo] fix_brin_redo.patch

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• speculative_records_workaround.patch

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• wallog_t_ctid.patch

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• vacuumlazy_debug_stub.patch

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• [test] zenith_test_evict.patch

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• fix_sequence_wallogging.patch

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• Bring back change that got lost in refactoring. silence ReadBuffer_common error. TODO: add a comment, why this is fine for zenith.

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• [contrib/zenith] [refer #225] if insert WAL position points at the end of WAL page header, then return it back to the page origin

  

  knizhnik

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• [walproposer] Create replication slot for walproposer to avoid loose of WAL at compute node

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  knizhnik

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• [walproposer] Skip absent WAL segment removed by pg_resetwal

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• [walproposer] Fix breaking out of WalProposerPoll and WaitEventSetWait inside.

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  arssher

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• [walproposer] Make it possible to start postgres without reading checkpoint from WAL

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  knizhnik

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• [walproposer] Simplify WL_LATCH_SET testing in the walproposer

  

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• [walredo] Add basic support for Seccomp BPF mode

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• [smgr_api] [contrib/zenith] 1. Do not call mdinit from smgrinit() because it cause memory leak in wal-redo-postgres

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• [walproposer] [contrib/zenith] support zenith_tenant

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• [walproposer] Remove graceful termination of COPY during walproposer recovery.

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• [walproposer] [contrib/zenith] [refer #395] Do no align sart replication position in wal_proppser to segment boundary

  

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• [test] Add contrib/zenith_test_utils with helpers for testing and debugging.

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• [walproposer] Change condition for triggering recovery

  

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• [contrib/zenith] Use authentication token passed as environment variable in connections

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• [contrib/zenith] Fix race condition while WAL-logging page, leading to CRC errors.

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• [walproposer] Rework walkeeper protocol to use libpq (#60)

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• Build zenithdb/compute-node:latest in CI (neondatabase/cloud#125)

  

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• zenith_regression_tests.patch

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• Add test function to flush the shared buffer cache.

  

  hlinnaka

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• Basic safekeeper refactoring and bug fixing.

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• Rename VCL to epochStartLsn and restart_lsn to truncate_lsn.

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  arssher

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• [refer #27] Implement shared relsize cache to improve zenith performance.

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  knizhnik

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• Cleanup walproposer changes from #60

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  sharnoff

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• pass tenant id in connection string to safekeeper

  

  LizardWizzard

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• Ask pageserver only with LSN's aligned on record boundary.

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  kelvich

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• [refer #506] Correctly initialize all fields of WAL page header for first WAL record of started compute node

  

  knizhnik

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• Add --sync-safekeepers starting standalone walproposer to sync safekeepers (#439).

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  knizhnik

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• Update Dockerfile

  

  ololobus

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• Fix compiler warnings in walproposer.c

  

  ololobus

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• Always advance truncateLsn to commitLsn, keeping it on record boundary.

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• Minor logging editing.

  

  arssher

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• Fix walproposer starting streaming point.

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• Mark all recovery messages as received by the donor.

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• Don't FATAL in walproposer when EOF arrives in SS_IDLE state.

  

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• Optimize walproposer starting streaming point.

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• Silence a compiler warning.

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• Remove unused functions for reading non-rel pages.

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  hlinnaka

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• Misc cleanup in the code that communicates with the page server.

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  hlinnaka

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• Improve the protocol between Postgres and page server.

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  hlinnaka

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• Silence compiler warning when building without --enable-seccomp

  

  hlinnaka

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• Run 'pgindent' on zenith-specific code in contrib/zenith and in walproposer.c

  

  hlinnaka

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• Silence compiler warning

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  hlinnaka

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• Fix a badly worded comment

  

  hlinnaka

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• Simplify a2e929e by storing starting point in walkeeper itself.

  

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• Catch walkeeper ErrorResponse in PQgetCopyData

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• Use buffered I/O for reading commands from stdin.

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• Replace fread() with plain read() and a hand-written buffer.

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• Store unlogged tables locally, and replace PD_WAL_LOGGED.

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  hlinnaka

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• Fix queue cleanup in proposer (#93)

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• Support read-only nodes

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  hlinnaka

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• Remove a drop of syncSafekeepers complexity.

  

  arssher

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• Fix compiler warning.

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  arssher

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• Implement backpressure for compute node to avoid WAL overflow

  

  knizhnik

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• Initialize FSM/VM pages through buffer cache

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• Turn off back pressure by default

  

  ololobus

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• ShutdownConnection instead of ResetConnection in more places.

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• Handle partial writes to stdout in WAL redo process.

  

  hlinnaka

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• Handle keepalives while receiving WAL in recovery.

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  arssher

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• Fix truncateLsn update (#101)

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  petuhovskiy

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• [walproposer] Get rid of SAB_Error after rebase

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  ololobus

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• Add term history to safekeepers.

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  arssher

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• Clarify the meaning of StandbyReply LSNs used for backpressure

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• Use max_replication_apply_lag instead of max_replication_write_lag.

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• Forward pageserver connection string to safekeeper

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• Move backpressure throttling to ProcessInterrupts()

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• Stop building docker images in this repo.

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  kelvich

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• [walproposer] Async WAL append (#105)

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  petuhovskiy

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• Fix walsender to work with zenith style standbyReply that sends non-zero flushLsn.

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• Do not copy the obsolete apply_conf binary into Docker image

  

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• Reorder walproposer code in a more natural order (#112)

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• Simplify walproposer code (#114)

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• Don't change propTerm after quorum is acquired (#107)

  

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• walproposer renames (#116)

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• Report back-pressure trottling status of backend

  

  knizhnik

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• Add max_replication_write_lag

  

  knizhnik

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• Do not throttle wal sender

  

  knizhnik

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• Do no throttle wal sender

  

  knizhnik

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• Don't track acks in walproposer (#119)

  

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• Silence excessively noisy logging from walproposer.

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• Extend replication protocol with ZenithFeedback message.

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• Allow to join empty safekeeper to existing cluster (#123)

  

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• Use local relation cache for smgr_exists

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• Reduce walproposer logging after ca5e7be.

  

  arssher

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• Implement cluster size quota for zenith compute node.

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• Revert "Use local relation cache for smgr_exists"

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• Change the unit of cluster size limit GUC to MB, and other fixes.

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  hlinnaka

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• Improve error handling while connecting to page server.

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• Make getpage requests interruptible.

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  hlinnaka

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Commits on Feb 10, 2022

• Fix memory leak of messages received from safekeepers.

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Commits on Feb 11, 2022

• Initialize pgxactoff for walproposer

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Commits on Feb 14, 2022

• Fix compilation warning after 8524105.

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• Fix more compiler warnings.

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Commits on Feb 16, 2022

• Remove dead code in handling ZenithFeedback part of an AppendResponse.

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• Prevent recursive call of XLogBeginInsert

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• Update src/backend/access/gin/ginfast.c

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Commits on Feb 18, 2022

• Expose reading a relation page at a specific LSN (#131)

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Commits on Feb 22, 2022

• Add backpressure_lsns() function. Fix zenith feedback processing

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Commits on Feb 23, 2022

• Fix zenith_test_utils linkage on macOS

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Commits on Feb 24, 2022

• Add warning fr unrecgonized GUCs with zenith prefix

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  knizhnik

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Commits on Mar 8, 2022

• Count WAL flushes in walreceiver (#139)

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Commits on Mar 10, 2022

• Use local relation cache for smgr_exists

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  knizhnik

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Commits on Mar 28, 2022

• Populate relsize cache when relation is created.

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• Fix pg_table_size() on a view

  hlinnaka

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• Don't set commitLsn to truncateLsn.

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Commits on Mar 31, 2022

• Raise fatal error on failed recovery (#147)

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Commits on Apr 1, 2022

• Enable dumping corrupt WAL segments (#145)

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  antons-antons

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  a260728

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Commits on Apr 4, 2022

• Don't hold walproposer WAL in memory (#141)

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  petuhovskiy

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  8481459

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Commits on Apr 11, 2022

• Add --sysid parameter to initdb

  knizhnik

  committed
  841376a

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• Add utilities for recovery database fmro WAL

  knizhnik

  committed
  d1be792

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• Calculate wal position in restore_from_wal scripts

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  knizhnik

  committed
  12f4e4e

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• Remove absolute pathes from restore_from_wal scripts

  knizhnik

  committed
  8a364c1

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• Remove absolute pathes from restore_from_wal scripts

  knizhnik

  committed
  5b3852f

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• Update scripts for recovery from WAL

  knizhnik

  committed
  4ffb3bd

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• Make it possible to specify port and datadir for restore_from_wal

  knizhnik

  committed
  cc12d19

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• Move recovery scripts to main repo

  knizhnik

  committed
  61afbf9

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Commits on Apr 15, 2022

• Give up connection attempt to safekeeper after timeout.

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  arssher

  committed
  d7c8426

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Commits on Apr 23, 2022

• Avoid redundand memory allocation and sycnhronization in walredo (#144)

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  knizhnik

  and

  hlinnaka

  authored
  17213ed

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Commits on Apr 25, 2022

• Fix missed include for InRecovery (#149)

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  knizhnik

  authored
  3256ff3

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Commits on Apr 26, 2022

• Avoid "bad syscall 39" on assertion failure in WAL redo process.

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  hlinnaka

  committed
  223652c

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• Add error context, if replaying a WAL record fails in WAL redo process.

  hlinnaka

  committed
  3d143d4

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• Add WARNING for debugging purposes.

  hlinnaka

  committed
  352e286

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• Turn Assertion into elog(ERROR), to help with debugging.

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  hlinnaka

  committed
  d2afbf7

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• Fix errors in WAL redo about relpersistence mismatch.

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  hlinnaka

  committed
  20c37c0

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Commits on Apr 27, 2022

• Don't log 'last written LSN ahead of flushed'.

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  arssher

  committed
  fcd2af7

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• Perform inmem_smgr cleaup after processing each record (#154)

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  knizhnik

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  a13fe64

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Commits on May 3, 2022

• Avoid extending relation in the WAL redo process.

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  hlinnaka

  committed
  868e7be

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Commits on May 4, 2022

• Send timeline_start_lsn in Elected and receive it in VoteResponse messages.

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  arssher

  committed
  ae5f314

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• Verify basebackup LSN against consensus LSN in walproposer.

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  arssher

  committed
  ce30579

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• Implement pg_database_size():

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  lubennikovaav

  committed
  d35bd71

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Commits on May 6, 2022

• Shut down instance on basebackup LSN mismatch.

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  arssher

  committed
  9a9459a

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Commits on May 12, 2022

• Use compute-tools from the new neondatabase Docker Hub repo

  ololobus

  committed
  d62ec22

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• zenith_test_utils extension: add neon_xlogflush()

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  yeputons

  committed
  5a595fd

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Commits on May 13, 2022

• Reduce noise in the logs from inmem_write()

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  hlinnaka

  committed
  1db115c

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Commits on May 18, 2022

• Use compute_ctl instead of zenith_ctl (#162)

  ololobus

  authored
  79af2fa

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Commits on May 25, 2022

• Improve error messages on seccomp loading errors.

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  hlinnaka

  committed
  038b2b9

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Commits on May 26, 2022

• Rename contrib/zenith to contrib/neon. Rename custom GUCs:

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  lubennikovaav

  committed
  bb306d9

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• Rename 'wal_acceptors' GUC to 'safekeepers'

  lubennikovaav

  committed
  a424e3c

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Commits on May 31, 2022

• Cache last written LSN for last updated relations to reduce wait LSN time for queries to other relations

  

  knizhnik

  authored and

  lubennikovaav

  committed
  64bed04

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• Store only relfilenode in last written LSN cache

  

  knizhnik

  authored and

  lubennikovaav

  committed
  f96d40b

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• Add forknum as a part of the lastWrittenPageCacheOid[] key

  lubennikovaav

  committed
  c9d8ec7

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• Undo using of forknumber in last written page LSN cache

  knizhnik

  committed
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• Path relNode to zenith_get_request_lsn

  knizhnik

  committed
  f27f1fc

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Commits on Jun 2, 2022

• Fix caching in SetLastWrittenLsn function

  knizhnik

  committed
  37a0325

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Commits on Jun 22, 2022

• Keep last written LSN for each relation chunk to handle uploads of multiple relations and append-only tables

  knizhnik

  committed
  c871760

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• Update contrib/neon/pagestore_smgr.c

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  knizhnik

  and

  hlinnaka

  authored
  2e9ce7a

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Commits on Jun 23, 2022

• Adjust max last written LSN of non cached relations in case of eviction from cache

  knizhnik

  committed
  c977ff5

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• Update comments

  knizhnik

  committed
  2e4bf14

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• Update src/backend/access/transam/xlog.c

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  knizhnik

  and

  aome510

  authored
  70c79ef

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Commits on Jul 7, 2022

• Update contrib/neon/pagestore_smgr.c

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  knizhnik

  and

  hlinnaka

  authored
  b329959

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• Add requested comment

  knizhnik

  committed
  a9422b7

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Commits on Jul 9, 2022

• Merge wih main

  knizhnik

  committed
  5ae9d59

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