== replay-dual test 26: dbench and tar with mds failover ========================================================== 17:49:03 (1787867343) Starting client oleg213-client.virtnet: -o user_xattr,flock 192.168.202.113@tcp:/lustre /mnt/lustre Started clients oleg213-client.virtnet: 192.168.202.113@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 45210 Started dbench loop with 45212 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 2210560 2048 2206464 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 10240 3740672 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 2048 3765248 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 12288 7505920 1% /mnt/lustre '/usr/share/dbench/client.txt' -> 'client.txt' running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Thu Aug 27 17:49:10 EDT 2026 waiting for dbench pid 45281 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 42 1.56 MB/sec warmup 1 sec latency 112.826 ms 1 101 2.31 MB/sec warmup 2 sec latency 127.083 ms 1 137 2.00 MB/sec warmup 3 sec latency 207.469 ms 1 170 1.73 MB/sec warmup 4 sec latency 143.936 ms test_26 fail mds1 1 times 1 207 1.62 MB/sec warmup 5 sec latency 144.694 ms 1 239 1.52 MB/sec warmup 6 sec latency 132.122 ms Failing mds1 on oleg213-server 1 263 1.41 MB/sec warmup 7 sec latency 169.597 ms 1 297 1.37 MB/sec warmup 8 sec latency 178.592 ms Stopping /mnt/lustre-mds1 (opts:) on oleg213-server 1 323 1.30 MB/sec warmup 9 sec latency 188.204 ms 1 339 1.22 MB/sec warmup 10 sec latency 739.602 ms 1 339 1.11 MB/sec warmup 11 sec latency 1741.519 ms 17:49:22 (1787867362) shut down facet: mds1 facet_host: oleg213-server facet_failover_host: oleg213-server 1 339 1.02 MB/sec warmup 12 sec latency 2742.445 ms 1 339 0.94 MB/sec warmup 13 sec latency 3743.746 ms 1 339 0.87 MB/sec warmup 14 sec latency 4744.112 ms 1 339 0.82 MB/sec warmup 15 sec latency 5745.088 ms 1 339 0.77 MB/sec warmup 16 sec latency 6745.872 ms 1 339 0.72 MB/sec warmup 17 sec latency 7746.088 ms 1 339 0.68 MB/sec warmup 18 sec latency 8746.352 ms 1 339 0.64 MB/sec warmup 19 sec latency 9746.555 ms 1 339 0.00 MB/sec execute 1 sec latency 11747.238 ms 1 339 0.00 MB/sec execute 2 sec latency 12747.428 ms Failover mds1 to oleg213-server mount facets: mds1 1 339 0.00 MB/sec execute 3 sec latency 13747.756 ms 1 339 0.00 MB/sec execute 4 sec latency 14748.345 ms 1 339 0.00 MB/sec execute 5 sec latency 15748.551 ms 1 339 0.00 MB/sec execute 6 sec latency 16748.853 ms 1 339 0.00 MB/sec execute 7 sec latency 17749.338 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 339 0.00 MB/sec execute 8 sec latency 18750.219 ms 1 339 0.00 MB/sec execute 9 sec latency 19750.524 ms 1 339 0.00 MB/sec execute 10 sec latency 20751.769 ms 1 339 0.00 MB/sec execute 11 sec latency 21754.218 ms 1 339 0.00 MB/sec execute 12 sec latency 22754.381 ms 1 339 0.00 MB/sec execute 13 sec latency 23755.504 ms 1 339 0.00 MB/sec execute 14 sec latency 24755.856 ms 1 339 0.00 MB/sec execute 15 sec latency 25756.104 ms 1 339 0.00 MB/sec execute 16 sec latency 26756.405 ms 1 339 0.00 MB/sec execute 17 sec latency 27756.674 ms 1 339 0.00 MB/sec execute 18 sec latency 28760.402 ms 1 339 0.00 MB/sec execute 19 sec latency 29761.787 ms 1 339 0.00 MB/sec execute 20 sec latency 30761.996 ms 1 339 0.00 MB/sec execute 21 sec latency 31762.293 ms 1 339 0.00 MB/sec execute 22 sec latency 32763.308 ms 1 339 0.00 MB/sec execute 23 sec latency 33770.901 ms 1 339 0.00 MB/sec execute 24 sec latency 34774.158 ms oleg213-server: oleg213-server.virtnet: executing set_default_debug -1 all 1 339 0.00 MB/sec execute 25 sec latency 35774.449 ms pdsh@oleg213-client: oleg213-server: ssh exited with exit code 1 1 339 0.00 MB/sec execute 26 sec latency 36779.009 ms 1 339 0.00 MB/sec execute 27 sec latency 37779.357 ms Started lustre-MDT0000 17:49:58 (1787867398) targets are mounted 17:49:58 (1787867398) facet_failover done 1 339 0.00 MB/sec execute 28 sec latency 38781.517 ms 1 339 0.00 MB/sec execute 29 sec latency 39791.007 ms 1 339 0.00 MB/sec execute 30 sec latency 40797.015 ms 1 357 0.02 MB/sec execute 31 sec latency 40994.563 ms 1 387 0.05 MB/sec execute 32 sec latency 159.446 ms 1 413 0.07 MB/sec execute 33 sec latency 160.510 ms 1 445 0.10 MB/sec execute 34 sec latency 174.589 ms 1 469 0.12 MB/sec execute 35 sec latency 200.616 ms 1 501 0.14 MB/sec execute 36 sec latency 210.513 ms oleg213-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 522 0.16 MB/sec execute 37 sec latency 194.381 ms 1 603 0.23 MB/sec execute 38 sec latency 153.429 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 651 0.23 MB/sec execute 39 sec latency 149.663 ms 1 674 0.22 MB/sec execute 40 sec latency 265.828 ms 1 699 0.22 MB/sec execute 41 sec latency 130.161 ms 1 721 0.21 MB/sec execute 42 sec latency 179.749 ms 1 734 0.21 MB/sec execute 43 sec latency 422.513 ms 1 772 0.21 MB/sec execute 44 sec latency 104.110 ms 1 803 0.20 MB/sec execute 45 sec latency 163.028 ms 1 845 0.20 MB/sec execute 46 sec latency 124.951 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 38912 3658752 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 11264 3737600 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 50176 7396352 1% /mnt/lustre 1 873 0.20 MB/sec execute 47 sec latency 192.818 ms 1 897 0.20 MB/sec execute 48 sec latency 339.687 ms 1 918 0.19 MB/sec execute 49 sec latency 282.518 ms 1 960 0.19 MB/sec execute 50 sec latency 89.287 ms 1 985 0.19 MB/sec execute 51 sec latency 142.421 ms 1 1042 0.20 MB/sec execute 52 sec latency 112.643 ms test_26 fail mds1 2 times 1 1099 0.20 MB/sec execute 53 sec latency 80.602 ms 1 1142 0.20 MB/sec execute 54 sec latency 99.473 ms Failing mds1 on oleg213-server 1 1178 0.20 MB/sec execute 55 sec latency 175.030 ms Stopping /mnt/lustre-mds1 (opts:) on oleg213-server 1 1211 0.19 MB/sec execute 56 sec latency 95.200 ms 1 1231 0.19 MB/sec execute 57 sec latency 184.234 ms 1 1231 0.19 MB/sec execute 58 sec latency 1184.377 ms 1 1231 0.18 MB/sec execute 59 sec latency 2184.579 ms 1 1231 0.18 MB/sec execute 60 sec latency 3191.728 ms 17:50:30 (1787867430) shut down facet: mds1 facet_host: oleg213-server facet_failover_host: oleg213-server 1 1231 0.18 MB/sec execute 61 sec latency 4192.920 ms 1 1231 0.17 MB/sec execute 62 sec latency 5193.319 ms 1 1231 0.17 MB/sec execute 63 sec latency 6195.950 ms 1 1231 0.17 MB/sec execute 64 sec latency 7196.430 ms 1 1231 0.17 MB/sec execute 65 sec latency 8196.669 ms 1 1231 0.16 MB/sec execute 66 sec latency 9197.446 ms 1 1231 0.16 MB/sec execute 67 sec latency 10199.202 ms 1 1231 0.16 MB/sec execute 68 sec latency 11199.418 ms 1 1231 0.16 MB/sec execute 69 sec latency 12199.689 ms 1 1231 0.15 MB/sec execute 70 sec latency 13200.943 ms Failover mds1 to oleg213-server 1 1231 0.15 MB/sec execute 71 sec latency 14201.719 ms mount facets: mds1 1 1231 0.15 MB/sec execute 72 sec latency 15201.948 ms 1 1231 0.15 MB/sec execute 73 sec latency 16202.199 ms 1 1231 0.15 MB/sec execute 74 sec latency 17206.563 ms 1 1231 0.14 MB/sec execute 75 sec latency 18206.763 ms 1 1231 0.14 MB/sec execute 76 sec latency 19207.205 ms 1 1231 0.14 MB/sec execute 77 sec latency 20207.403 ms 1 1231 0.14 MB/sec execute 78 sec latency 21212.274 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1231 0.14 MB/sec execute 79 sec latency 22214.931 ms 1 1231 0.13 MB/sec execute 80 sec latency 23215.285 ms 1 1231 0.13 MB/sec execute 81 sec latency 24215.842 ms 1 1231 0.13 MB/sec execute 82 sec latency 25219.553 ms 1 1231 0.13 MB/sec execute 83 sec latency 26221.997 ms 1 1231 0.13 MB/sec execute 84 sec latency 27222.204 ms 1 1231 0.13 MB/sec execute 85 sec latency 28222.439 ms 1 1231 0.13 MB/sec execute 86 sec latency 29222.973 ms 1 1231 0.12 MB/sec execute 87 sec latency 30223.226 ms 1 1231 0.12 MB/sec execute 88 sec latency 31226.048 ms 1 1231 0.12 MB/sec execute 89 sec latency 32226.269 ms oleg213-server: oleg213-server.virtnet: executing set_default_debug -1 all 1 1231 0.12 MB/sec execute 90 sec latency 33226.470 ms 1 1231 0.12 MB/sec execute 91 sec latency 34226.814 ms pdsh@oleg213-client: oleg213-server: ssh exited with exit code 1 1 1231 0.12 MB/sec execute 92 sec latency 35230.890 ms Started lustre-MDT0000 17:51:03 (1787867463) targets are mounted 17:51:03 (1787867463) facet_failover done 1 1231 0.12 MB/sec execute 93 sec latency 36231.991 ms 1 1231 0.11 MB/sec execute 94 sec latency 37232.195 ms 1 1231 0.11 MB/sec execute 95 sec latency 38232.631 ms 1 1231 0.11 MB/sec execute 96 sec latency 39232.929 ms 1 1231 0.11 MB/sec execute 97 sec latency 40233.513 ms 1 1231 0.11 MB/sec execute 98 sec latency 41236.420 ms 1 1231 0.11 MB/sec execute 99 sec latency 42238.833 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec 0 cleanup 105 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 127 407.338 40994.542 Close 117 15.523 35.799 Rename 9 4939.434 43620.244 Unlink 14 40.213 143.459 Qpathinfo 81 25.431 130.485 Qfileinfo 52 1.831 11.846 Qfsinfo 28 5.163 21.194 Sfileinfo 29 63.335 103.238 Find 37 11.088 149.651 WriteX 248 16.100 107.120 ReadX 127 5.158 85.106 Flush 24 145.149 422.489 Throughput 0.109021 MB/sec 1 clients 1 procs max_latency=42238.833 ms stopping dbench on /mnt/lustre at Thu Aug 27 17:51:16 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished oleg213-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec '/usr/share/dbench/client.txt' -> 'client.txt' running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Thu Aug 27 17:51:23 EDT 2026 waiting for dbench pid 47234 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 31 1.05 MB/sec warmup 1 sec latency 118.033 ms 1 91 2.10 MB/sec warmup 2 sec latency 176.513 ms 1 137 2.01 MB/sec warmup 3 sec latency 151.287 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 23552 3732480 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 27648 3723264 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 51200 7455744 1% /mnt/lustre 1 165 1.70 MB/sec warmup 4 sec latency 167.827 ms 1 197 1.57 MB/sec warmup 5 sec latency 187.520 ms 1 229 1.47 MB/sec warmup 6 sec latency 184.609 ms 1 263 1.42 MB/sec warmup 7 sec latency 123.405 ms 1 297 1.37 MB/sec warmup 8 sec latency 167.820 ms 1 331 1.33 MB/sec warmup 9 sec latency 181.001 ms 1 378 1.34 MB/sec warmup 10 sec latency 116.325 ms test_26 fail mds1 3 times 1 414 1.33 MB/sec warmup 11 sec latency 140.670 ms 1 445 1.30 MB/sec warmup 12 sec latency 183.850 ms Failing mds1 on oleg213-server 1 468 1.26 MB/sec warmup 13 sec latency 256.497 ms 1 493 1.23 MB/sec warmup 14 sec latency 187.313 ms Stopping /mnt/lustre-mds1 (opts:) on oleg213-server 1 511 1.18 MB/sec warmup 15 sec latency 253.228 ms 1 539 1.18 MB/sec warmup 16 sec latency 258.246 ms 1 600 1.23 MB/sec warmup 17 sec latency 205.031 ms 1 600 1.16 MB/sec warmup 18 sec latency 1051.963 ms 1 600 1.10 MB/sec warmup 19 sec latency 2052.816 ms 1 600 0.00 MB/sec execute 1 sec latency 4053.270 ms 17:51:44 (1787867504) shut down facet: mds1 facet_host: oleg213-server facet_failover_host: oleg213-server 1 600 0.00 MB/sec execute 2 sec latency 5053.787 ms 1 600 0.00 MB/sec execute 3 sec latency 6057.234 ms 1 600 0.00 MB/sec execute 4 sec latency 7058.300 ms 1 600 0.00 MB/sec execute 5 sec latency 8058.575 ms 1 600 0.00 MB/sec execute 6 sec latency 9059.217 ms 1 600 0.00 MB/sec execute 7 sec latency 10059.457 ms 1 600 0.00 MB/sec execute 8 sec latency 11061.769 ms 1 600 0.00 MB/sec execute 9 sec latency 12061.982 ms 1 600 0.00 MB/sec execute 10 sec latency 13066.399 ms 1 600 0.00 MB/sec execute 11 sec latency 14067.126 ms Failover mds1 to oleg213-server mount facets: mds1 1 600 0.00 MB/sec execute 12 sec latency 15080.718 ms 1 600 0.00 MB/sec execute 13 sec latency 16080.981 ms 1 600 0.00 MB/sec execute 14 sec latency 17081.386 ms 1 600 0.00 MB/sec execute 15 sec latency 18086.331 ms 1 600 0.00 MB/sec execute 16 sec latency 19088.357 ms 1 600 0.00 MB/sec execute 17 sec latency 20088.629 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 600 0.00 MB/sec execute 18 sec latency 21089.371 ms 1 600 0.00 MB/sec execute 19 sec latency 22089.635 ms 1 600 0.00 MB/sec execute 20 sec latency 23089.957 ms 1 600 0.00 MB/sec execute 21 sec latency 24091.088 ms 1 600 0.00 MB/sec execute 22 sec latency 25092.543 ms 1 600 0.00 MB/sec execute 23 sec latency 26092.788 ms 1 600 0.00 MB/sec execute 24 sec latency 27093.513 ms 1 600 0.00 MB/sec execute 25 sec latency 28098.028 ms 1 600 0.00 MB/sec execute 26 sec latency 29100.033 ms 1 600 0.00 MB/sec execute 27 sec latency 30101.803 ms 1 600 0.00 MB/sec execute 28 sec latency 31102.111 ms 1 600 0.00 MB/sec execute 29 sec latency 32103.369 ms 1 600 0.00 MB/sec execute 30 sec latency 33103.624 ms 1 600 0.00 MB/sec execute 31 sec latency 34106.260 ms oleg213-server: oleg213-server.virtnet: executing set_default_debug -1 all 1 600 0.00 MB/sec execute 32 sec latency 35107.579 ms pdsh@oleg213-client: oleg213-server: ssh exited with exit code 1 1 600 0.00 MB/sec execute 33 sec latency 36107.928 ms Started lustre-MDT0000 17:52:17 (1787867537) targets are mounted 17:52:17 (1787867537) facet_failover done 1 600 0.00 MB/sec execute 34 sec latency 37108.163 ms 1 600 0.00 MB/sec execute 35 sec latency 38109.389 ms 1 600 0.00 MB/sec execute 36 sec latency 39110.585 ms 1 600 0.00 MB/sec execute 37 sec latency 40110.924 ms 1 606 0.00 MB/sec execute 38 sec latency 40821.002 ms 1 645 0.00 MB/sec execute 39 sec latency 127.257 ms 1 669 0.00 MB/sec execute 40 sec latency 335.018 ms 1 695 0.01 MB/sec execute 41 sec latency 122.225 ms 1 721 0.01 MB/sec execute 42 sec latency 145.767 ms 1 733 0.01 MB/sec execute 43 sec latency 330.100 ms oleg213-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 767 0.01 MB/sec execute 44 sec latency 232.993 ms 1 789 0.01 MB/sec execute 45 sec latency 335.014 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 803 0.01 MB/sec execute 46 sec latency 354.115 ms 1 848 0.01 MB/sec execute 47 sec latency 160.422 ms 1 876 0.01 MB/sec execute 48 sec latency 243.185 ms 1 902 0.01 MB/sec execute 49 sec latency 160.427 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 921 0.02 MB/sec execute 50 sec latency 284.498 ms 1 967 0.02 MB/sec execute 51 sec latency 92.861 ms 1 990 0.02 MB/sec execute 52 sec latency 238.643 ms 1 1011 0.03 MB/sec execute 53 sec latency 145.359 ms 1 1063 0.04 MB/sec execute 54 sec latency 286.072 ms 1 1126 0.04 MB/sec execute 55 sec latency 80.115 ms 1 1163 0.04 MB/sec execute 56 sec latency 118.572 ms 1 1192 0.04 MB/sec execute 57 sec latency 266.187 ms 1 1231 0.04 MB/sec execute 58 sec latency 100.430 ms 1 1268 0.04 MB/sec execute 59 sec latency 101.916 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Thu Aug 27 17:52:43 EDT 2026 with return code 0 1 1393 0.08 MB/sec execute 60 sec latency 127.658 ms 47234 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47234 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished