zdb -R with decompress flag always dumps 16MB

[tuxoko]

spl/zfs version current master

For example, an bp for objset.

bp = DVA[0]=<1:34c00:200> DVA[1]=<0:36800:200>

# zdb -R pp 1:34c00:200:r | hexdump -C
Found vdev type: mirror
00000000  00 00 00 dc ab 0a 0e 07  03 00 00 00 01 20 00 01  |............. ..|
00000010  00 1b 24 10 00 0f 02 00  04 10 01 3d 00 40 00 00  |..$........=.@..|
00000020  00 a4 09 00 03 0c 00 00  02 00 13 b2 10 00 0c 02  |................|
00000030  00 8c 1f 00 00 00 0f 07  0a 86 18 00 04 02 00 22  |..............."|
00000040  fc 0e 0a 00 12 09 07 00  f3 11 00 59 e0 71 2b 17  |...........Y.q+.|
00000050  00 00 00 65 ce 4b 85 5c  09 00 00 14 dd cc f1 5f  |...e.K.\......._|
00000060  ec 01 00 de 70 e1 77 bb  95 44 26 00 0f 02 00 ff  |....p.w..D&.....|
00000070  e8 13 02 fb 01 0f 6f 02  04 0f 02 00 ff 0f 31 27  |......o.......1'|
00000080  0e 01 00 04 0f 40 01 28  f0 0e 36 21 03 00 01 00  |.....@.(..6!....|
00000090  50 80 af b2 b6 ff 01 00  01 0e 00 0f 02 00 19 27  |P..............'|
000000a0  04 02 2e 00 17 30 0c 0d  00 ff 0a 14 18 08 28 00  |.....0........(.|
000000b0  38 33 65 38 0f 00 0f ff  01 00 72 8f 00 27 80 02  |83e8......r..'..|
000000c0  00 ff 4c 50 9e 01 00 04  00 04 0f 02 00 ff 56 0f  |..LP..........V.|
000000d0  00 02 38 2f 95 aa 00 02  ff 9c 50 00 00 00 00 00  |..8/......P.....|
000000e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
00000200

zdb -R pp 1:34c00:200:dr | hexdump -C
Found vdev type: mirror
00000000  0a 0e 07 03 00 00 00 01  20 00 00 00 00 00 00 00  |........ .......|
00000010  00 00 00 00 00 00 00 00  00 24 00 00 00 00 00 00  |.........$......|
00000020  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
00000040  01 00 00 00 01 00 00 00  a4 01 00 00 00 00 00 00  |................|
00000050  01 00 00 00 00 00 00 00  b2 01 00 00 00 00 00 00  |................|
00000060  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
00000070  1f 00 00 00 0f 07 0a 86  00 00 00 00 00 00 00 00  |................|
00000080  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
00000090  fc 0e 00 00 00 00 00 00  09 00 00 00 00 00 00 00  |................|
000000a0  59 e0 71 2b 17 00 00 00  65 ce 4b 85 5c 09 00 00  |Y.q+....e.K.\...|
000000b0  14 dd cc f1 5f ec 01 00  de 70 e1 77 bb 95 44 00  |...._....p.w..D.|
000000c0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
000002c0  02 00 00 00 00 00 00 00  01 00 00 00 00 00 00 00  |................|
000002d0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
00000400  27 0e 01 03 00 00 00 01  01 00 00 00 00 00 00 00  |'...............|
00000410  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
00000440  00 00 00 36 21 03 00 01  00 50 80 af b2 b6 ff 01  |...6!....P......|
00000450  00 01 0e 00 0f 02 00 19  27 04 02 2e 00 17 30 0c  |........'.....0.|
00000460  00 0f 02 00 14 18 08 28  00 38 33 65 38 0f 00 0f  |.......(.83e8...|
00000470  ff 01 00 72 8f 00 27 80  02 00 ff 4c 50 00 00 00  |...r..'....LP...|
00000480  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
00000490  fc 0e 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
000004a0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
00000600  27 0e 01 03 00 00 00 01  01 00 00 00 00 00 00 00  |'...............|
00000610  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
00000640  00 00 00 36 21 03 00 01  00 50 80 95 aa b6 ff 01  |...6!....P......|
00000650  00 01 0e 00 0f 02 00 19  27 04 02 2e 00 17 30 0c  |........'.....0.|
00000660  00 0f 02 00 14 18 08 28  00 38 33 65 38 0f 00 0f  |.......(.83e8...|
00000670  ff 01 00 72 8f 00 27 80  02 00 ff 4c 50 00 00 00  |...r..'....LP...|
00000680  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
00000690  fc 0e 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
000006a0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
01000000

[tuxoko]

Oh never mind, my tool was actually older version.