== replay-dual test 26: dbench and tar with mds failover ========================================================== 21:25:28 (1777425928) Starting client oleg436-client.virtnet: -o user_xattr,flock 192.168.204.136@tcp:/lustre /mnt/lustre Started clients oleg436-client.virtnet: 192.168.204.136@tcp:/lustre on /mnt/lustre type lustre (rw,checksum,encrypt,flock,lazystatfs,lruresize,nolock,statfs_project,nouser_fid2path,user_xattr,verbose) Started tar loop with pid 65333 Started dbench loop with 65334 striped dir -i0 -c2 -H crush2 /mnt/lustre2/d26.replay-dual/run_dbench striped dir -i0 -c2 -H crush2 /mnt/lustre/d26.replay-dual/run_tar looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt '/usr/share/dbench/client.txt' -> 'client.txt' running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Tue Apr 28 21:25:30 EDT 2026 waiting for dbench pid 65376 dbench version 4.00 - Copyright Andrew Tridgell 1999-2004 Running for 100 seconds with load 'client.txt' and minimum warmup 20 secs failed to create barrier semaphore 0 of 1 processes prepared for launch 0 sec 1 of 1 processes prepared for launch 0 sec releasing clients 1 114 5.24 MB/sec warmup 1 sec latency 48.536 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2016 1269288 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1816 1269488 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 28188 3576528 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1544 3605476 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 29732 7182004 1% /mnt/lustre 1 220 4.25 MB/sec warmup 2 sec latency 145.298 ms 1 357 4.26 MB/sec warmup 3 sec latency 35.957 ms 1 501 4.37 MB/sec warmup 4 sec latency 55.682 ms 1 706 4.24 MB/sec warmup 5 sec latency 46.766 ms test_26 fail mds1 1 times 1 845 3.59 MB/sec warmup 6 sec latency 30.810 ms Failing mds1 on oleg436-server Stopping /mnt/lustre-mds1 (opts:) on oleg436-server 1 884 3.10 MB/sec warmup 7 sec latency 642.517 ms 21:25:38 (1777425938) shut down facet: mds1 facet_host: oleg436-server facet_failover_host: oleg436-server 1 885 2.71 MB/sec warmup 8 sec latency 946.400 ms 1 885 2.41 MB/sec warmup 9 sec latency 1696.366 ms 1 885 2.17 MB/sec warmup 10 sec latency 2696.482 ms 1 885 1.97 MB/sec warmup 11 sec latency 3696.605 ms 1 885 1.81 MB/sec warmup 12 sec latency 4696.713 ms 1 885 1.67 MB/sec warmup 13 sec latency 5696.841 ms 1 885 1.55 MB/sec warmup 14 sec latency 6697.000 ms 1 885 1.44 MB/sec warmup 15 sec latency 7697.140 ms 1 885 1.35 MB/sec warmup 16 sec latency 8697.339 ms 1 885 1.27 MB/sec warmup 17 sec latency 9697.534 ms Failover mds1 to oleg436-server mount facets: mds1 1 885 1.20 MB/sec warmup 18 sec latency 10697.713 ms 1 885 1.14 MB/sec warmup 19 sec latency 11697.971 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 885 0.00 MB/sec execute 1 sec latency 13698.226 ms 1 885 0.00 MB/sec execute 2 sec latency 14698.399 ms oleg436-server: oleg436-server.virtnet: executing set_default_debug -1 all pdsh@oleg436-client: oleg436-server: ssh exited with exit code 1 1 885 0.00 MB/sec execute 3 sec latency 15698.504 ms Started lustre-MDT0000 21:25:53 (1777425953) targets are mounted 21:25:53 (1777425953) facet_failover done 1 885 0.00 MB/sec execute 4 sec latency 16698.678 ms 1 885 0.00 MB/sec execute 5 sec latency 17698.851 ms 1 885 0.00 MB/sec execute 6 sec latency 18699.041 ms 1 885 0.00 MB/sec execute 7 sec latency 19699.153 ms oleg436-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 982 0.03 MB/sec execute 8 sec latency 19832.539 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1147 0.15 MB/sec execute 9 sec latency 30.385 ms 1 1389 0.43 MB/sec execute 10 sec latency 36.139 ms 1 1508 0.40 MB/sec execute 11 sec latency 105.354 ms 1 1619 0.37 MB/sec execute 12 sec latency 42.220 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2404 1268900 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2132 1269172 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 44224 3551976 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 6660 3592736 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 50884 7144712 1% /mnt/lustre 1 1779 0.36 MB/sec execute 13 sec latency 37.540 ms 1 1920 0.34 MB/sec execute 14 sec latency 39.183 ms 1 2080 0.33 MB/sec execute 15 sec latency 29.010 ms 1 2297 0.38 MB/sec execute 16 sec latency 28.924 ms 1 2440 0.38 MB/sec execute 17 sec latency 41.363 ms test_26 fail mds2 2 times Failing mds2 on oleg436-server 1 2762 0.57 MB/sec execute 18 sec latency 31.215 ms Stopping /mnt/lustre-mds2 (opts:) on oleg436-server 1 2916 0.62 MB/sec execute 19 sec latency 573.493 ms 21:26:09 (1777425969) shut down facet: mds2 facet_host: oleg436-server facet_failover_host: oleg436-server 1 2916 0.59 MB/sec execute 20 sec latency 1573.637 ms 1 2916 0.56 MB/sec execute 21 sec latency 2573.797 ms 1 2916 0.54 MB/sec execute 22 sec latency 3573.953 ms 1 2916 0.51 MB/sec execute 23 sec latency 4574.114 ms 1 2916 0.49 MB/sec execute 24 sec latency 5574.319 ms 1 2916 0.47 MB/sec execute 25 sec latency 6574.533 ms 1 2916 0.45 MB/sec execute 26 sec latency 7574.755 ms 1 2916 0.44 MB/sec execute 27 sec latency 8574.935 ms 1 2916 0.42 MB/sec execute 28 sec latency 9575.097 ms 1 2916 0.41 MB/sec execute 29 sec latency 10575.284 ms Failover mds2 to oleg436-server mount facets: mds2 1 2916 0.39 MB/sec execute 30 sec latency 11575.405 ms 1 2916 0.38 MB/sec execute 31 sec latency 12575.526 ms 1 2916 0.37 MB/sec execute 32 sec latency 13575.645 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2916 0.36 MB/sec execute 33 sec latency 14575.831 ms oleg436-server: oleg436-server.virtnet: executing set_default_debug -1 all 1 2916 0.35 MB/sec execute 34 sec latency 15575.982 ms pdsh@oleg436-client: oleg436-server: ssh exited with exit code 1 Started lustre-MDT0001 21:26:24 (1777425984) targets are mounted 21:26:24 (1777425984) facet_failover done 1 2916 0.34 MB/sec execute 35 sec latency 16576.125 ms 1 2916 0.33 MB/sec execute 36 sec latency 17576.282 ms 1 2916 0.32 MB/sec execute 37 sec latency 18576.423 ms 1 2916 0.31 MB/sec execute 38 sec latency 19576.544 ms 1 2938 0.30 MB/sec execute 39 sec latency 20331.206 ms oleg436-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 3246 0.33 MB/sec execute 40 sec latency 46.229 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 3534 0.41 MB/sec execute 41 sec latency 23.694 ms 1 3724 0.41 MB/sec execute 42 sec latency 25.665 ms 1 3900 0.43 MB/sec execute 43 sec latency 25.338 ms 1 4052 0.42 MB/sec execute 44 sec latency 76.023 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2964 1268340 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2772 1268532 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 49188 3553556 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 19352 3583412 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 68540 7136968 1% /mnt/lustre 1 4173 0.41 MB/sec execute 45 sec latency 78.051 ms 1 4340 0.41 MB/sec execute 46 sec latency 50.560 ms 1 4452 0.41 MB/sec execute 47 sec latency 236.819 ms 1 4618 0.42 MB/sec execute 48 sec latency 32.669 ms test_26 fail mds1 3 times 1 4796 0.42 MB/sec execute 49 sec latency 30.586 ms Failing mds1 on oleg436-server Stopping /mnt/lustre-mds1 (opts:) on oleg436-server 1 5007 0.47 MB/sec execute 50 sec latency 43.783 ms 1 5007 0.46 MB/sec execute 51 sec latency 1040.746 ms 1 5007 0.45 MB/sec execute 52 sec latency 2040.870 ms 1 5007 0.44 MB/sec execute 53 sec latency 3040.988 ms 1 5007 0.43 MB/sec execute 54 sec latency 4041.113 ms 1 5007 0.43 MB/sec execute 55 sec latency 5041.244 ms 1 5007 0.42 MB/sec execute 56 sec latency 6041.372 ms 21:26:47 (1777426007) shut down facet: mds1 facet_host: oleg436-server facet_failover_host: oleg436-server 1 5007 0.41 MB/sec execute 57 sec latency 7041.554 ms 1 5007 0.40 MB/sec execute 58 sec latency 8041.784 ms 1 5007 0.40 MB/sec execute 59 sec latency 9041.994 ms 1 5007 0.39 MB/sec execute 60 sec latency 10042.202 ms 1 5007 0.38 MB/sec execute 61 sec latency 11042.439 ms 1 5007 0.38 MB/sec execute 62 sec latency 12042.678 ms 1 5007 0.37 MB/sec execute 63 sec latency 13042.886 ms 1 5007 0.37 MB/sec execute 64 sec latency 14043.107 ms 1 5007 0.36 MB/sec execute 65 sec latency 15043.369 ms 1 5007 0.36 MB/sec execute 66 sec latency 16043.569 ms Failover mds1 to oleg436-server 1 5007 0.35 MB/sec execute 67 sec latency 17043.716 ms mount facets: mds1 1 5007 0.35 MB/sec execute 68 sec latency 18043.842 ms 1 5007 0.34 MB/sec execute 69 sec latency 19044.057 ms 1 5007 0.34 MB/sec execute 70 sec latency 20044.289 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 5007 0.33 MB/sec execute 71 sec latency 21044.482 ms oleg436-server: oleg436-server.virtnet: executing set_default_debug -1 all 1 5007 0.33 MB/sec execute 72 sec latency 22044.619 ms pdsh@oleg436-client: oleg436-server: ssh exited with exit code 1 Started lustre-MDT0000 21:27:02 (1777426022) targets are mounted 21:27:02 (1777426022) facet_failover done 1 5007 0.32 MB/sec execute 73 sec latency 23044.825 ms 1 5007 0.32 MB/sec execute 74 sec latency 24045.020 ms 1 5007 0.31 MB/sec execute 75 sec latency 25045.184 ms 1 5007 0.31 MB/sec execute 76 sec latency 26045.347 ms oleg436-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 5143 0.31 MB/sec execute 77 sec latency 26287.201 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 5311 0.30 MB/sec execute 78 sec latency 53.418 ms 1 5530 0.30 MB/sec execute 79 sec latency 27.413 ms 1 5743 0.30 MB/sec execute 80 sec latency 24.742 ms 1 5973 0.31 MB/sec execute 81 sec latency 25.293 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 3616 1267688 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 3424 1267880 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 51620 3552456 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 21408 3583256 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 73028 7135712 2% /mnt/lustre 1 6160 0.32 MB/sec execute 82 sec latency 28.185 ms 1 6548 0.37 MB/sec execute 83 sec latency 31.314 ms 1 6797 0.38 MB/sec execute 84 sec latency 502.812 ms 1 7133 0.42 MB/sec execute 85 sec latency 20.459 ms test_26 fail mds2 4 times 1 7336 0.43 MB/sec execute 86 sec latency 29.076 ms Failing mds2 on oleg436-server Stopping /mnt/lustre-mds2 (opts:) on oleg436-server 1 7486 0.43 MB/sec execute 87 sec latency 24.329 ms 1 7507 0.43 MB/sec execute 88 sec latency 873.776 ms 21:27:18 (1777426038) shut down facet: mds2 facet_host: oleg436-server facet_failover_host: oleg436-server 1 7507 0.42 MB/sec execute 89 sec latency 1873.922 ms 1 7507 0.42 MB/sec execute 90 sec latency 2874.069 ms 1 7507 0.41 MB/sec execute 91 sec latency 3874.251 ms 1 7507 0.41 MB/sec execute 92 sec latency 4874.430 ms 1 7507 0.40 MB/sec execute 93 sec latency 5874.595 ms 1 7507 0.40 MB/sec execute 94 sec latency 6874.790 ms 1 7507 0.39 MB/sec execute 95 sec latency 7874.968 ms 1 7507 0.39 MB/sec execute 96 sec latency 8875.181 ms 1 7507 0.39 MB/sec execute 97 sec latency 9875.432 ms 1 7507 0.38 MB/sec execute 98 sec latency 10875.672 ms Failover mds2 to oleg436-server mount facets: mds2 1 7507 0.38 MB/sec execute 99 sec latency 11875.858 ms 1 cleanup 100 sec 1 cleanup 101 sec Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 cleanup 102 sec oleg436-server: oleg436-server.virtnet: executing set_default_debug -1 all 1 cleanup 103 sec pdsh@oleg436-client: oleg436-server: ssh exited with exit code 1 Started lustre-MDT0001 21:27:33 (1777426053) targets are mounted 21:27:33 (1777426053) facet_failover done 1 cleanup 104 sec 1 cleanup 105 sec 1 cleanup 106 sec 1 cleanup 107 sec 1 cleanup 108 sec oleg436-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 0 cleanup 109 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 1124 49.888 20514.442 Close 841 26.807 20331.179 Rename 50 33.539 502.794 Unlink 204 137.315 26287.190 Qpathinfo 1053 4.838 46.201 Qfileinfo 187 1.096 6.328 Qfsinfo 186 0.450 2.804 Sfileinfo 88 15.243 63.080 Find 395 4.283 27.979 WriteX 570 3.893 24.778 ReadX 1851 0.180 19.668 LockX 4 2.875 3.817 UnlockX 4 2.437 2.785 Flush 66 13.232 53.406 Throughput 0.378871 MB/sec 1 clients 1 procs max_latency=26287.201 ms stopping dbench on /mnt/lustre at Tue Apr 28 21:27:39 EDT 2026 with return code 0 mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre2/d26.replay-dual/run_dbench looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt '/usr/share/dbench/client.txt' -> 'client.txt' running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Tue Apr 28 21:27:41 EDT 2026 waiting for dbench pid 69579 dbench version 4.00 - Copyright Andrew Tridgell 1999-2004 Running for 100 seconds with load 'client.txt' and minimum warmup 20 secs 0 of 1 processes prepared for launch 0 sec 1 of 1 processes prepared for launch 0 sec releasing clients 1 147 6.28 MB/sec warmup 1 sec latency 46.820 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 3880 1267424 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 3640 1267664 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 39052 3564044 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 12428 3592864 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 51480 7156908 1% /mnt/lustre 1 287 5.35 MB/sec warmup 2 sec latency 135.909 ms 1 414 4.87 MB/sec warmup 3 sec latency 42.389 ms 1 563 4.78 MB/sec warmup 4 sec latency 36.204 ms 1 767 4.27 MB/sec warmup 5 sec latency 49.242 ms test_26 fail mds1 5 times 1 884 3.60 MB/sec warmup 6 sec latency 411.641 ms Failing mds1 on oleg436-server Stopping /mnt/lustre-mds1 (opts:) on oleg436-server 1 994 3.12 MB/sec warmup 7 sec latency 446.801 ms 1 1063 2.85 MB/sec warmup 8 sec latency 781.150 ms 21:27:49 (1777426069) shut down facet: mds1 facet_host: oleg436-server facet_failover_host: oleg436-server 1 1063 2.54 MB/sec warmup 9 sec latency 1781.316 ms 1 1063 2.28 MB/sec warmup 10 sec latency 2781.490 ms 1 1063 2.08 MB/sec warmup 11 sec latency 3781.661 ms 1 1063 1.90 MB/sec warmup 12 sec latency 4781.782 ms 1 1063 1.76 MB/sec warmup 13 sec latency 5781.971 ms 1 1063 1.63 MB/sec warmup 14 sec latency 6782.124 ms 1 1063 1.52 MB/sec warmup 15 sec latency 7782.318 ms 1 1063 1.43 MB/sec warmup 16 sec latency 8782.721 ms 1 1063 1.34 MB/sec warmup 17 sec latency 9782.952 ms 1 1063 1.27 MB/sec warmup 18 sec latency 10783.124 ms Failover mds1 to oleg436-server mount facets: mds1 1 1063 1.20 MB/sec warmup 19 sec latency 11783.318 ms 1 1063 0.00 MB/sec execute 1 sec latency 13783.660 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 1063 0.00 MB/sec execute 2 sec latency 14783.860 ms 1 1063 0.00 MB/sec execute 3 sec latency 15784.071 ms oleg436-server: oleg436-server.virtnet: executing set_default_debug -1 all pdsh@oleg436-client: oleg436-server: ssh exited with exit code 1 Started lustre-MDT0000 21:28:05 (1777426085) targets are mounted 21:28:05 (1777426085) facet_failover done 1 1063 0.00 MB/sec execute 4 sec latency 16784.271 ms 1 1063 0.00 MB/sec execute 5 sec latency 17784.385 ms 1 1063 0.00 MB/sec execute 6 sec latency 18784.625 ms 1 1063 0.00 MB/sec execute 7 sec latency 19784.801 ms 1 1063 0.00 MB/sec execute 8 sec latency 20784.923 ms oleg436-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 1193 0.02 MB/sec execute 9 sec latency 21049.613 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1426 0.31 MB/sec execute 10 sec latency 26.525 ms 1 1560 0.29 MB/sec execute 11 sec latency 165.470 ms 1 1689 0.28 MB/sec execute 12 sec latency 73.285 ms 1 1888 0.27 MB/sec execute 13 sec latency 34.481 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 3132 1268172 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2984 1268320 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 40700 3566264 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 13284 3593424 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 53984 7159688 1% /mnt/lustre 1 2045 0.26 MB/sec execute 14 sec latency 81.329 ms 1 2282 0.29 MB/sec execute 15 sec latency 28.482 ms 1 2376 0.32 MB/sec execute 16 sec latency 557.697 ms 1 2565 0.35 MB/sec execute 17 sec latency 27.338 ms 1 2922 0.59 MB/sec execute 18 sec latency 51.547 ms test_26 fail mds2 6 times Failing mds2 on oleg436-server 1 3205 0.60 MB/sec execute 19 sec latency 88.359 ms Stopping /mnt/lustre-mds2 (opts:) on oleg436-server 1 3341 0.62 MB/sec execute 20 sec latency 481.936 ms 21:28:21 (1777426101) shut down facet: mds2 facet_host: oleg436-server facet_failover_host: oleg436-server 1 3341 0.59 MB/sec execute 21 sec latency 1482.207 ms 1 3341 0.57 MB/sec execute 22 sec latency 2482.387 ms 1 3341 0.54 MB/sec execute 23 sec latency 3482.562 ms 1 3341 0.52 MB/sec execute 24 sec latency 4482.720 ms 1 3341 0.50 MB/sec execute 25 sec latency 5482.896 ms 1 3341 0.48 MB/sec execute 26 sec latency 6483.077 ms 1 3341 0.46 MB/sec execute 27 sec latency 7483.278 ms 1 3341 0.45 MB/sec execute 28 sec latency 8483.441 ms 1 3341 0.43 MB/sec execute 29 sec latency 9483.601 ms 1 3341 0.42 MB/sec execute 30 sec latency 10483.751 ms Failover mds2 to oleg436-server mount facets: mds2 1 3341 0.40 MB/sec execute 31 sec latency 11483.921 ms 1 3341 0.39 MB/sec execute 32 sec latency 12484.061 ms 1 3341 0.38 MB/sec execute 33 sec latency 13484.295 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 3341 0.37 MB/sec execute 34 sec latency 14484.520 ms oleg436-server: oleg436-server.virtnet: executing set_default_debug -1 all 1 3341 0.36 MB/sec execute 35 sec latency 15484.733 ms pdsh@oleg436-client: oleg436-server: ssh exited with exit code 1 Started lustre-MDT0001 21:28:37 (1777426117) targets are mounted 21:28:37 (1777426117) facet_failover done 1 3341 0.35 MB/sec execute 36 sec latency 16484.940 ms 1 3341 0.34 MB/sec execute 37 sec latency 17485.080 ms 1 3341 0.33 MB/sec execute 38 sec latency 18485.270 ms 1 3341 0.32 MB/sec execute 39 sec latency 19485.424 ms 1 3341 0.31 MB/sec execute 40 sec latency 20485.602 ms oleg436-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 3590 0.38 MB/sec execute 41 sec latency 20554.289 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 3768 0.40 MB/sec execute 42 sec latency 29.324 ms striped dir -i0 -c2 -H crush2 /mnt/lustre/d26.replay-dual/run_tar 1 3927 0.40 MB/sec execute 43 sec latency 29.296 ms 1 4070 0.39 MB/sec execute 44 sec latency 61.342 ms 1 4236 0.39 MB/sec execute 45 sec latency 48.902 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2208 1269096 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2036 1269268 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 38304 3565432 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 12000 3594220 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 50304 7159652 1% /mnt/lustre 1 4365 0.38 MB/sec execute 46 sec latency 74.697 ms 1 4496 0.38 MB/sec execute 47 sec latency 29.138 ms 1 4609 0.40 MB/sec execute 48 sec latency 396.868 ms 1 4793 0.39 MB/sec execute 49 sec latency 26.508 ms 1 5012 0.44 MB/sec execute 50 sec latency 32.219 ms test_26 fail mds1 7 times Failing mds1 on oleg436-server Stopping /mnt/lustre-mds1 (opts:) on oleg436-server 1 5137 0.44 MB/sec execute 51 sec latency 33.340 ms 1 5168 0.43 MB/sec execute 52 sec latency 737.984 ms 21:28:53 (1777426133) shut down facet: mds1 facet_host: oleg436-server facet_failover_host: oleg436-server 1 5168 0.42 MB/sec execute 53 sec latency 1738.145 ms 1 5168 0.41 MB/sec execute 54 sec latency 2738.335 ms 1 5168 0.41 MB/sec execute 55 sec latency 3738.474 ms 1 5168 0.40 MB/sec execute 56 sec latency 4738.650 ms 1 5168 0.39 MB/sec execute 57 sec latency 5738.810 ms 1 5168 0.39 MB/sec execute 58 sec latency 6738.951 ms 1 5168 0.38 MB/sec execute 59 sec latency 7739.106 ms 1 5168 0.37 MB/sec execute 60 sec latency 8739.276 ms 1 5168 0.37 MB/sec execute 61 sec latency 9739.522 ms 1 5168 0.36 MB/sec execute 62 sec latency 10739.677 ms Failover mds1 to oleg436-server mount facets: mds1 1 5168 0.36 MB/sec execute 63 sec latency 11739.850 ms 1 5168 0.35 MB/sec execute 64 sec latency 12740.042 ms 1 5168 0.34 MB/sec execute 65 sec latency 13740.206 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 5168 0.34 MB/sec execute 66 sec latency 14740.434 ms oleg436-server: oleg436-server.virtnet: executing set_default_debug -1 all 1 5168 0.33 MB/sec execute 67 sec latency 15740.634 ms pdsh@oleg436-client: oleg436-server: ssh exited with exit code 1 Started lustre-MDT0000 21:29:08 (1777426148) targets are mounted 21:29:08 (1777426148) facet_failover done 1 5168 0.33 MB/sec execute 68 sec latency 16740.835 ms 1 5168 0.32 MB/sec execute 69 sec latency 17740.996 ms 1 5168 0.32 MB/sec execute 70 sec latency 18741.151 ms 1 5168 0.32 MB/sec execute 71 sec latency 19741.264 ms 1 5274 0.31 MB/sec execute 72 sec latency 20071.796 ms oleg436-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 5395 0.31 MB/sec execute 73 sec latency 33.820 ms 1 5581 0.31 MB/sec execute 74 sec latency 27.370 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 5767 0.31 MB/sec execute 75 sec latency 32.211 ms 1 5964 0.32 MB/sec execute 76 sec latency 32.891 ms 1 6135 0.33 MB/sec execute 77 sec latency 73.516 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Tue Apr 28 21:29:18 EDT 2026 with return code 0 69579 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 69579 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished