== replay-dual test 26: dbench and tar with mds failover ========================================================== 11:42:58 (1790782978) Starting client oleg442-client.virtnet: -o user_xattr,flock 192.168.204.142@tcp:/lustre /mnt/lustre Started clients oleg442-client.virtnet: 192.168.204.142@tcp:/lustre on /mnt/lustre type lustre (rw,flock,checksum,encrypt,lazystatfs,lruresize,nolock,statfs_project,nosync_on_close,nouser_fid2path,user_xattr,verbose) Started tar loop with pid 46416 Started dbench loop with 46417 looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 1716 1269588 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3833116 5508 3580800 1% /mnt/lustre[OST:0] '/usr/share/dbench/client.txt' -> 'client.txt' lustre-OST0001_UUID 3833116 1408 3605612 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 6916 7186412 1% /mnt/lustre running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Wed Sep 30 11:43:03 EDT 2026 waiting for dbench pid 46465 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 26 0.79 MB/sec warmup 1 sec latency 23.908 ms 1 72 1.57 MB/sec warmup 2 sec latency 155.149 ms 1 121 1.83 MB/sec warmup 3 sec latency 145.219 ms 1 155 1.63 MB/sec warmup 4 sec latency 159.926 ms 1 164 1.36 MB/sec warmup 5 sec latency 605.594 ms 1 173 1.18 MB/sec warmup 6 sec latency 1338.423 ms 1 197 1.12 MB/sec warmup 7 sec latency 381.258 ms 1 245 1.16 MB/sec warmup 8 sec latency 155.431 ms test_26 fail mds1 1 times 1 287 1.18 MB/sec warmup 9 sec latency 113.656 ms 1 315 1.14 MB/sec warmup 10 sec latency 170.034 ms 1 341 1.11 MB/sec warmup 11 sec latency 177.749 ms Failing mds1 on oleg442-server 1 377 1.11 MB/sec warmup 12 sec latency 179.701 ms Stopping /mnt/lustre-mds1 (opts:) on oleg442-server 1 413 1.12 MB/sec warmup 13 sec latency 130.855 ms 1 413 1.04 MB/sec warmup 14 sec latency 1078.898 ms 1 413 0.97 MB/sec warmup 15 sec latency 2079.091 ms 11:43:20 (1790783000) shut down facet: mds1 facet_host: oleg442-server facet_failover_host: oleg442-server 1 413 0.91 MB/sec warmup 16 sec latency 3083.825 ms 1 413 0.86 MB/sec warmup 17 sec latency 4084.028 ms 1 413 0.81 MB/sec warmup 18 sec latency 5091.743 ms 1 413 0.77 MB/sec warmup 19 sec latency 6091.956 ms 1 413 0.00 MB/sec execute 1 sec latency 8092.406 ms 1 413 0.00 MB/sec execute 2 sec latency 9092.908 ms 1 413 0.00 MB/sec execute 3 sec latency 10093.109 ms 1 413 0.00 MB/sec execute 4 sec latency 11093.303 ms 1 413 0.00 MB/sec execute 5 sec latency 12093.636 ms 1 413 0.00 MB/sec execute 6 sec latency 13097.768 ms Failover mds1 to oleg442-server mount facets: mds1 1 413 0.00 MB/sec execute 7 sec latency 14099.442 ms 1 413 0.00 MB/sec execute 8 sec latency 15100.152 ms 1 413 0.00 MB/sec execute 9 sec latency 16100.564 ms 1 413 0.00 MB/sec execute 10 sec latency 17102.454 ms 1 413 0.00 MB/sec execute 11 sec latency 18102.738 ms 1 413 0.00 MB/sec execute 12 sec latency 19102.942 ms 1 413 0.00 MB/sec execute 13 sec latency 20104.485 ms 1 413 0.00 MB/sec execute 14 sec latency 21104.824 ms 1 413 0.00 MB/sec execute 15 sec latency 22105.611 ms 1 413 0.00 MB/sec execute 16 sec latency 23105.929 ms 1 413 0.00 MB/sec execute 17 sec latency 24106.342 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 413 0.00 MB/sec execute 18 sec latency 25108.019 ms 1 413 0.00 MB/sec execute 19 sec latency 26108.343 ms 1 413 0.00 MB/sec execute 20 sec latency 27109.433 ms 1 413 0.00 MB/sec execute 21 sec latency 28109.640 ms 1 413 0.00 MB/sec execute 22 sec latency 29110.240 ms 1 413 0.00 MB/sec execute 23 sec latency 30110.415 ms 1 413 0.00 MB/sec execute 24 sec latency 31110.609 ms 1 413 0.00 MB/sec execute 25 sec latency 32110.907 ms 1 413 0.00 MB/sec execute 26 sec latency 33111.107 ms 1 413 0.00 MB/sec execute 27 sec latency 34111.297 ms oleg442-server: oleg442-server.virtnet: executing set_default_debug -1 all 1 413 0.00 MB/sec execute 28 sec latency 35111.616 ms 1 413 0.00 MB/sec execute 29 sec latency 36111.959 ms pdsh@oleg442-client: oleg442-server: ssh exited with exit code 1 1 413 0.00 MB/sec execute 30 sec latency 37114.137 ms Started lustre-MDT0000 11:43:54 (1790783034) targets are mounted 11:43:54 (1790783034) facet_failover done 1 413 0.00 MB/sec execute 31 sec latency 38114.800 ms 1 413 0.00 MB/sec execute 32 sec latency 39114.990 ms 1 413 0.00 MB/sec execute 33 sec latency 40115.560 ms 1 413 0.00 MB/sec execute 34 sec latency 41131.128 ms 1 413 0.00 MB/sec execute 35 sec latency 42131.346 ms 1 413 0.00 MB/sec execute 36 sec latency 43131.609 ms 1 422 0.01 MB/sec execute 37 sec latency 43633.748 ms 1 461 0.04 MB/sec execute 38 sec latency 154.692 ms 1 493 0.07 MB/sec execute 39 sec latency 143.226 ms 1 517 0.08 MB/sec execute 40 sec latency 189.937 ms 1 552 0.11 MB/sec execute 41 sec latency 201.354 ms 1 577 0.12 MB/sec execute 42 sec latency 847.953 ms oleg442-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 636 0.15 MB/sec execute 43 sec latency 99.053 ms 1 664 0.15 MB/sec execute 44 sec latency 145.432 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 695 0.15 MB/sec execute 45 sec latency 142.307 ms 1 721 0.15 MB/sec execute 46 sec latency 160.860 ms 1 749 0.14 MB/sec execute 47 sec latency 158.408 ms 1 779 0.14 MB/sec execute 48 sec latency 144.606 ms 1 804 0.14 MB/sec execute 49 sec latency 129.266 ms 1 864 0.14 MB/sec execute 50 sec latency 88.061 ms 1 898 0.14 MB/sec execute 51 sec latency 107.766 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 1800 1269504 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3833116 32148 3572640 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 14840 3587728 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 46988 7160368 1% /mnt/lustre 1 923 0.14 MB/sec execute 52 sec latency 120.889 ms 1 957 0.14 MB/sec execute 53 sec latency 145.812 ms 1 988 0.14 MB/sec execute 54 sec latency 113.303 ms 1 1040 0.15 MB/sec execute 55 sec latency 140.850 ms 1 1082 0.15 MB/sec execute 56 sec latency 138.820 ms 1 1127 0.15 MB/sec execute 57 sec latency 107.066 ms 1 1167 0.14 MB/sec execute 58 sec latency 95.410 ms 1 1172 0.14 MB/sec execute 59 sec latency 960.692 ms 1 1192 0.14 MB/sec execute 60 sec latency 1189.552 ms 1 1225 0.14 MB/sec execute 61 sec latency 114.574 ms 1 1271 0.14 MB/sec execute 62 sec latency 102.186 ms test_26 fail mds1 2 times 1 1406 0.18 MB/sec execute 63 sec latency 88.145 ms 1 1451 0.18 MB/sec execute 64 sec latency 127.555 ms Failing mds1 on oleg442-server 1 1492 0.18 MB/sec execute 65 sec latency 118.058 ms 1 1520 0.17 MB/sec execute 66 sec latency 186.753 ms Stopping /mnt/lustre-mds1 (opts:) on oleg442-server 1 1564 0.17 MB/sec execute 67 sec latency 97.576 ms 1 1574 0.17 MB/sec execute 68 sec latency 850.748 ms 1 1574 0.17 MB/sec execute 69 sec latency 1855.128 ms 11:44:34 (1790783074) shut down facet: mds1 facet_host: oleg442-server facet_failover_host: oleg442-server 1 1574 0.16 MB/sec execute 70 sec latency 2855.352 ms 1 1574 0.16 MB/sec execute 71 sec latency 3856.937 ms 1 1574 0.16 MB/sec execute 72 sec latency 4858.880 ms 1 1574 0.16 MB/sec execute 73 sec latency 5860.086 ms 1 1574 0.16 MB/sec execute 74 sec latency 6860.454 ms 1 1574 0.15 MB/sec execute 75 sec latency 7860.704 ms 1 1574 0.15 MB/sec execute 76 sec latency 8861.498 ms 1 1574 0.15 MB/sec execute 77 sec latency 9861.704 ms 1 1574 0.15 MB/sec execute 78 sec latency 10861.913 ms 1 1574 0.15 MB/sec execute 79 sec latency 11864.667 ms 1 1574 0.14 MB/sec execute 80 sec latency 12865.348 ms Failover mds1 to oleg442-server mount facets: mds1 1 1574 0.14 MB/sec execute 81 sec latency 13865.509 ms 1 1574 0.14 MB/sec execute 82 sec latency 14866.374 ms 1 1574 0.14 MB/sec execute 83 sec latency 15866.695 ms 1 1574 0.14 MB/sec execute 84 sec latency 16868.094 ms 1 1574 0.14 MB/sec execute 85 sec latency 17868.323 ms 1 1574 0.13 MB/sec execute 86 sec latency 18868.809 ms 1 1574 0.13 MB/sec execute 87 sec latency 19869.407 ms 1 1574 0.13 MB/sec execute 88 sec latency 20870.493 ms 1 1574 0.13 MB/sec execute 89 sec latency 21870.689 ms 1 1574 0.13 MB/sec execute 90 sec latency 22871.115 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 1574 0.13 MB/sec execute 91 sec latency 23873.335 ms 1 1574 0.13 MB/sec execute 92 sec latency 24875.378 ms 1 1574 0.12 MB/sec execute 93 sec latency 25875.610 ms 1 1574 0.12 MB/sec execute 94 sec latency 26875.842 ms 1 1574 0.12 MB/sec execute 95 sec latency 27876.047 ms 1 1574 0.12 MB/sec execute 96 sec latency 28878.228 ms 1 1574 0.12 MB/sec execute 97 sec latency 29880.510 ms 1 1574 0.12 MB/sec execute 98 sec latency 30881.221 ms oleg442-server: oleg442-server.virtnet: executing set_default_debug -1 all 1 1574 0.12 MB/sec execute 99 sec latency 31884.982 ms pdsh@oleg442-client: oleg442-server: ssh exited with exit code 1 1 cleanup 100 sec Started lustre-MDT0000 11:45:05 (1790783105) targets are mounted 11:45:05 (1790783105) facet_failover done 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec 1 cleanup 105 sec 1 cleanup 106 sec 1 cleanup 107 sec 1 cleanup 108 sec 1 cleanup 109 sec 0 cleanup 110 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 178 536.440 43633.730 Close 151 13.599 46.862 Rename 10 96.376 160.835 Unlink 21 29.331 53.369 Qpathinfo 132 22.504 138.791 Qfileinfo 53 3.617 25.303 Qfsinfo 33 4.132 26.476 Sfileinfo 34 63.976 123.729 Find 55 8.372 99.040 WriteX 225 17.378 79.244 ReadX 245 3.738 101.904 Flush 25 69.836 158.392 Throughput 0.116294 MB/sec 1 clients 1 procs max_latency=43633.748 ms stopping dbench on /mnt/lustre at Wed Sep 30 11:45:14 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre oleg442-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 removed 'client.txt' /mnt/lustre dbench successfully finished mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 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 Wed Sep 30 11:45:21 EDT 2026 waiting for dbench pid 48561 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 24 0.65 MB/sec warmup 1 sec latency 39.786 ms 1 89 2.06 MB/sec warmup 2 sec latency 101.089 ms 1 129 1.92 MB/sec warmup 3 sec latency 152.368 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 1964 1269340 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3833116 35096 3570096 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 11820 3595028 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 46916 7165124 1% /mnt/lustre 1 154 1.63 MB/sec warmup 4 sec latency 166.940 ms 1 181 1.46 MB/sec warmup 5 sec latency 236.348 ms 1 207 1.35 MB/sec warmup 6 sec latency 319.838 ms 1 231 1.27 MB/sec warmup 7 sec latency 167.842 ms 1 271 1.27 MB/sec warmup 8 sec latency 114.374 ms 1 312 1.27 MB/sec warmup 9 sec latency 172.567 ms 1 312 1.15 MB/sec warmup 10 sec latency 1172.830 ms 1 338 1.11 MB/sec warmup 11 sec latency 1276.808 ms 1 379 1.12 MB/sec warmup 12 sec latency 113.426 ms 1 410 1.11 MB/sec warmup 13 sec latency 208.596 ms test_26 fail mds1 3 times 1 438 1.10 MB/sec warmup 14 sec latency 170.914 ms 1 469 1.09 MB/sec warmup 15 sec latency 178.477 ms Failing mds1 on oleg442-server 1 503 1.09 MB/sec warmup 16 sec latency 128.015 ms Stopping /mnt/lustre-mds1 (opts:) on oleg442-server 1 542 1.12 MB/sec warmup 17 sec latency 207.297 ms 1 616 1.16 MB/sec warmup 18 sec latency 156.536 ms 1 636 1.11 MB/sec warmup 19 sec latency 971.447 ms 1 636 0.00 MB/sec execute 1 sec latency 2973.837 ms 11:45:43 (1790783143) shut down facet: mds1 facet_host: oleg442-server facet_failover_host: oleg442-server 1 636 0.00 MB/sec execute 2 sec latency 3974.625 ms 1 636 0.00 MB/sec execute 3 sec latency 4976.233 ms 1 636 0.00 MB/sec execute 4 sec latency 5976.655 ms 1 636 0.00 MB/sec execute 5 sec latency 6978.988 ms 1 636 0.00 MB/sec execute 6 sec latency 7982.485 ms 1 636 0.00 MB/sec execute 7 sec latency 8982.745 ms 1 636 0.00 MB/sec execute 8 sec latency 9982.962 ms 1 636 0.00 MB/sec execute 9 sec latency 10987.812 ms 1 636 0.00 MB/sec execute 10 sec latency 11988.188 ms 1 636 0.00 MB/sec execute 11 sec latency 12989.365 ms Failover mds1 to oleg442-server mount facets: mds1 1 636 0.00 MB/sec execute 12 sec latency 13995.443 ms 1 636 0.00 MB/sec execute 13 sec latency 15008.894 ms 1 636 0.00 MB/sec execute 14 sec latency 16009.272 ms 1 636 0.00 MB/sec execute 15 sec latency 17009.464 ms 1 636 0.00 MB/sec execute 16 sec latency 18009.644 ms 1 636 0.00 MB/sec execute 17 sec latency 19012.933 ms 1 636 0.00 MB/sec execute 18 sec latency 20014.568 ms 1 636 0.00 MB/sec execute 19 sec latency 21014.689 ms 1 636 0.00 MB/sec execute 20 sec latency 22014.901 ms 1 636 0.00 MB/sec execute 21 sec latency 23015.730 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 636 0.00 MB/sec execute 22 sec latency 24016.175 ms 1 636 0.00 MB/sec execute 23 sec latency 25018.124 ms 1 636 0.00 MB/sec execute 24 sec latency 26019.193 ms 1 636 0.00 MB/sec execute 25 sec latency 27019.694 ms 1 636 0.00 MB/sec execute 26 sec latency 28020.229 ms 1 636 0.00 MB/sec execute 27 sec latency 29025.798 ms 1 636 0.00 MB/sec execute 28 sec latency 30032.412 ms 1 636 0.00 MB/sec execute 29 sec latency 31032.751 ms 1 636 0.00 MB/sec execute 30 sec latency 32035.486 ms 1 636 0.00 MB/sec execute 31 sec latency 33035.675 ms 1 636 0.00 MB/sec execute 32 sec latency 34037.526 ms oleg442-server: oleg442-server.virtnet: executing set_default_debug -1 all 1 636 0.00 MB/sec execute 33 sec latency 35037.717 ms pdsh@oleg442-client: oleg442-server: ssh exited with exit code 1 1 636 0.00 MB/sec execute 34 sec latency 36038.590 ms Started lustre-MDT0000 11:46:16 (1790783176) targets are mounted 11:46:16 (1790783176) facet_failover done 1 636 0.00 MB/sec execute 35 sec latency 37038.767 ms 1 636 0.00 MB/sec execute 36 sec latency 38038.919 ms 1 636 0.00 MB/sec execute 37 sec latency 39040.325 ms 1 636 0.00 MB/sec execute 38 sec latency 40041.830 ms 1 636 0.00 MB/sec execute 39 sec latency 41041.964 ms 1 636 0.00 MB/sec execute 40 sec latency 42042.564 ms 1 654 0.00 MB/sec execute 41 sec latency 42437.146 ms 1 695 0.00 MB/sec execute 42 sec latency 108.005 ms 1 731 0.01 MB/sec execute 43 sec latency 115.518 ms 1 769 0.01 MB/sec execute 44 sec latency 128.814 ms oleg442-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 804 0.01 MB/sec execute 45 sec latency 140.119 ms 1 849 0.01 MB/sec execute 46 sec latency 140.685 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 884 0.01 MB/sec execute 47 sec latency 122.920 ms 1 885 0.01 MB/sec execute 48 sec latency 998.941 ms 1 918 0.01 MB/sec execute 49 sec latency 104.901 ms 1 952 0.01 MB/sec execute 50 sec latency 143.328 ms 1 985 0.02 MB/sec execute 51 sec latency 143.352 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1011 0.02 MB/sec execute 52 sec latency 128.319 ms 1 1083 0.04 MB/sec execute 53 sec latency 148.475 ms 1 1145 0.04 MB/sec execute 54 sec latency 105.877 ms 1 1198 0.04 MB/sec execute 55 sec latency 150.066 ms 1 1246 0.04 MB/sec execute 56 sec latency 173.123 ms 1 1387 0.09 MB/sec execute 57 sec latency 81.278 ms 1 1410 0.09 MB/sec execute 58 sec latency 134.390 ms 1 1451 0.08 MB/sec execute 59 sec latency 115.966 ms tar: Error is not recoverable: exiting now 1 1481 0.08 MB/sec execute 60 sec latency 411.677 ms dbench killed by signal 15 stopping dbench on /mnt/lustre at Wed Sep 30 11:46:42 EDT 2026 with return code 0 48561 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 48561 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished