== replay-dual test 26: dbench and tar with mds failover ========================================================== 19:00:18 (1789686018) Starting client oleg202-client.virtnet: -o user_xattr,flock 192.168.202.102@tcp:/lustre /mnt/lustre Started clients oleg202-client.virtnet: 192.168.202.102@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 45136 Started dbench loop with 45137 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 2048 3760128 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 22528 3729408 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 24576 7489536 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 Sep 17 19:00:24 EDT 2026 waiting for dbench pid 45196 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 0.78 MB/sec warmup 1 sec latency 96.023 ms 1 80 1.76 MB/sec warmup 2 sec latency 138.747 ms 1 121 1.83 MB/sec warmup 3 sec latency 211.983 ms 1 158 1.63 MB/sec warmup 4 sec latency 118.887 ms 1 192 1.51 MB/sec warmup 5 sec latency 148.898 ms test_26 fail mds1 1 times 1 224 1.43 MB/sec warmup 6 sec latency 168.264 ms 1 255 1.38 MB/sec warmup 7 sec latency 177.603 ms Failing mds1 on oleg202-server 1 289 1.33 MB/sec warmup 8 sec latency 145.464 ms Stopping /mnt/lustre-mds1 (opts:) on oleg202-server 1 315 1.27 MB/sec warmup 9 sec latency 180.665 ms 1 323 1.17 MB/sec warmup 10 sec latency 852.552 ms 1 323 1.06 MB/sec warmup 11 sec latency 1853.858 ms 1 323 0.98 MB/sec warmup 12 sec latency 2854.963 ms 19:00:36 (1789686036) shut down facet: mds1 facet_host: oleg202-server facet_failover_host: oleg202-server 1 323 0.90 MB/sec warmup 13 sec latency 3855.510 ms 1 323 0.84 MB/sec warmup 14 sec latency 4855.804 ms 1 323 0.78 MB/sec warmup 15 sec latency 5858.562 ms 1 323 0.73 MB/sec warmup 16 sec latency 6858.821 ms 1 323 0.69 MB/sec warmup 17 sec latency 7860.627 ms 1 323 0.65 MB/sec warmup 18 sec latency 8860.814 ms 1 323 0.62 MB/sec warmup 19 sec latency 9861.031 ms 1 323 0.00 MB/sec execute 1 sec latency 11861.382 ms 1 323 0.00 MB/sec execute 2 sec latency 12861.633 ms Failover mds1 to oleg202-server mount facets: mds1 1 323 0.00 MB/sec execute 3 sec latency 13862.474 ms 1 323 0.00 MB/sec execute 4 sec latency 14862.713 ms 1 323 0.00 MB/sec execute 5 sec latency 15863.521 ms 1 323 0.00 MB/sec execute 6 sec latency 16863.720 ms 1 323 0.00 MB/sec execute 7 sec latency 17863.913 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 323 0.00 MB/sec execute 8 sec latency 18867.683 ms 1 323 0.00 MB/sec execute 9 sec latency 19867.908 ms 1 323 0.00 MB/sec execute 10 sec latency 20868.358 ms 1 323 0.00 MB/sec execute 11 sec latency 21868.575 ms 1 323 0.00 MB/sec execute 12 sec latency 22870.095 ms 1 323 0.00 MB/sec execute 13 sec latency 23871.162 ms 1 323 0.00 MB/sec execute 14 sec latency 24871.360 ms 1 323 0.00 MB/sec execute 15 sec latency 25871.509 ms 1 323 0.00 MB/sec execute 16 sec latency 26872.800 ms 1 323 0.00 MB/sec execute 17 sec latency 27874.835 ms 1 323 0.00 MB/sec execute 18 sec latency 28875.041 ms 1 323 0.00 MB/sec execute 19 sec latency 29875.624 ms 1 323 0.00 MB/sec execute 20 sec latency 30875.869 ms 1 323 0.00 MB/sec execute 21 sec latency 31877.395 ms 1 323 0.00 MB/sec execute 22 sec latency 32877.907 ms oleg202-server: oleg202-server.virtnet: executing set_default_debug -1 all 1 323 0.00 MB/sec execute 23 sec latency 33878.140 ms pdsh@oleg202-client: oleg202-server: ssh exited with exit code 1 1 323 0.00 MB/sec execute 24 sec latency 34878.389 ms Started lustre-MDT0000 1 323 0.00 MB/sec execute 25 sec latency 35880.265 ms 19:01:09 (1789686069) targets are mounted 19:01:09 (1789686069) facet_failover done 1 323 0.00 MB/sec execute 26 sec latency 36881.311 ms 1 323 0.00 MB/sec execute 27 sec latency 37881.524 ms 1 323 0.00 MB/sec execute 28 sec latency 38890.023 ms 1 369 0.05 MB/sec execute 29 sec latency 38984.097 ms 1 413 0.10 MB/sec execute 30 sec latency 112.927 ms 1 461 0.14 MB/sec execute 31 sec latency 132.508 ms oleg202-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 511 0.19 MB/sec execute 32 sec latency 97.046 ms 1 603 0.28 MB/sec execute 33 sec latency 169.638 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 649 0.27 MB/sec execute 34 sec latency 162.017 ms 1 664 0.27 MB/sec execute 35 sec latency 396.909 ms 1 676 0.26 MB/sec execute 36 sec latency 484.783 ms 1 710 0.26 MB/sec execute 37 sec latency 184.002 ms 1 728 0.25 MB/sec execute 38 sec latency 289.957 ms 1 759 0.25 MB/sec execute 39 sec latency 122.618 ms 1 781 0.24 MB/sec execute 40 sec latency 161.294 ms 1 794 0.24 MB/sec execute 41 sec latency 519.214 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 10240 3701760 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 35840 3701760 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 46080 7403520 1% /mnt/lustre 1 803 0.23 MB/sec execute 42 sec latency 299.714 ms 1 825 0.23 MB/sec execute 43 sec latency 181.819 ms 1 870 0.22 MB/sec execute 44 sec latency 165.439 ms 1 885 0.22 MB/sec execute 45 sec latency 356.086 ms 1 905 0.22 MB/sec execute 46 sec latency 191.905 ms 1 933 0.21 MB/sec execute 47 sec latency 201.025 ms 1 970 0.21 MB/sec execute 48 sec latency 136.004 ms test_26 fail mds1 2 times 1 985 0.21 MB/sec execute 49 sec latency 442.453 ms 1 1009 0.21 MB/sec execute 50 sec latency 225.399 ms 1 1050 0.22 MB/sec execute 51 sec latency 222.232 ms Failing mds1 on oleg202-server 1 1084 0.21 MB/sec execute 52 sec latency 109.921 ms Stopping /mnt/lustre-mds1 (opts:) on oleg202-server 1 1124 0.21 MB/sec execute 53 sec latency 135.893 ms 1 1143 0.21 MB/sec execute 54 sec latency 194.053 ms 1 1145 0.20 MB/sec execute 55 sec latency 997.439 ms 1 1145 0.20 MB/sec execute 56 sec latency 1997.713 ms 1 1145 0.20 MB/sec execute 57 sec latency 2998.462 ms 19:01:42 (1789686102) shut down facet: mds1 facet_host: oleg202-server facet_failover_host: oleg202-server 1 1145 0.19 MB/sec execute 58 sec latency 3999.569 ms 1 1145 0.19 MB/sec execute 59 sec latency 5000.574 ms 1 1145 0.19 MB/sec execute 60 sec latency 6000.872 ms 1 1145 0.18 MB/sec execute 61 sec latency 7001.611 ms 1 1145 0.18 MB/sec execute 62 sec latency 8001.919 ms 1 1145 0.18 MB/sec execute 63 sec latency 9002.639 ms 1 1145 0.18 MB/sec execute 64 sec latency 10004.043 ms 1 1145 0.17 MB/sec execute 65 sec latency 11005.047 ms 1 1145 0.17 MB/sec execute 66 sec latency 12005.668 ms 1 1145 0.17 MB/sec execute 67 sec latency 13006.572 ms 1 1145 0.17 MB/sec execute 68 sec latency 14007.635 ms Failover mds1 to oleg202-server mount facets: mds1 1 1145 0.16 MB/sec execute 69 sec latency 15011.136 ms 1 1145 0.16 MB/sec execute 70 sec latency 16011.441 ms 1 1145 0.16 MB/sec execute 71 sec latency 17011.686 ms 1 1145 0.16 MB/sec execute 72 sec latency 18012.280 ms 1 1145 0.15 MB/sec execute 73 sec latency 19015.440 ms 1 1145 0.15 MB/sec execute 74 sec latency 20017.956 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1145 0.15 MB/sec execute 75 sec latency 21019.921 ms 1 1145 0.15 MB/sec execute 76 sec latency 22020.523 ms 1 1145 0.15 MB/sec execute 77 sec latency 23021.073 ms 1 1145 0.14 MB/sec execute 78 sec latency 24021.401 ms 1 1145 0.14 MB/sec execute 79 sec latency 25022.730 ms 1 1145 0.14 MB/sec execute 80 sec latency 26027.294 ms 1 1145 0.14 MB/sec execute 81 sec latency 27029.232 ms 1 1145 0.14 MB/sec execute 82 sec latency 28029.612 ms 1 1145 0.14 MB/sec execute 83 sec latency 29029.837 ms 1 1145 0.13 MB/sec execute 84 sec latency 30030.348 ms 1 1145 0.13 MB/sec execute 85 sec latency 31031.089 ms 1 1145 0.13 MB/sec execute 86 sec latency 32031.800 ms 1 1145 0.13 MB/sec execute 87 sec latency 33031.953 ms 1 1145 0.13 MB/sec execute 88 sec latency 34032.307 ms 1 1145 0.13 MB/sec execute 89 sec latency 35036.749 ms 1 1145 0.12 MB/sec execute 90 sec latency 36037.018 ms 1 1145 0.12 MB/sec execute 91 sec latency 37037.705 ms oleg202-server: oleg202-server.virtnet: executing set_default_debug -1 all 1 1145 0.12 MB/sec execute 92 sec latency 38037.972 ms 1 1145 0.12 MB/sec execute 93 sec latency 39040.857 ms pdsh@oleg202-client: oleg202-server: ssh exited with exit code 1 1 1145 0.12 MB/sec execute 94 sec latency 40043.823 ms Started lustre-MDT0000 1 1145 0.12 MB/sec execute 95 sec latency 41057.026 ms 19:02:19 (1789686139) targets are mounted 19:02:19 (1789686139) facet_failover done 1 1145 0.12 MB/sec execute 96 sec latency 42057.713 ms 1 1172 0.12 MB/sec execute 97 sec latency 42218.810 ms 1 1172 0.11 MB/sec execute 98 sec latency 1098.169 ms 1 1187 0.11 MB/sec execute 99 sec latency 1155.727 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec 1 cleanup 105 sec oleg202-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 0 cleanup 106 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 124 738.914 42218.792 Close 114 18.509 97.108 Rename 8 143.508 208.180 Unlink 13 36.156 80.753 Qpathinfo 73 33.809 222.206 Qfileinfo 53 1.515 9.838 Qfsinfo 28 5.789 32.348 Sfileinfo 27 90.261 205.568 Find 36 7.519 52.161 WriteX 256 12.004 90.627 ReadX 123 6.701 121.521 Flush 24 219.613 519.191 Throughput 0.113761 MB/sec 1 clients 1 procs max_latency=42218.810 ms stopping dbench on /mnt/lustre at Thu Sep 17 19:02:30 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre 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' UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 34816 3720192 1% /mnt/lustre[OST:0] running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Thu Sep 17 19:02:41 EDT 2026 waiting for dbench pid 47214 lustre-OST0001_UUID 3771392 3072 3752960 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 37888 7473152 1% /mnt/lustre 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 0 10 0.00 MB/sec warmup 1 sec latency 107.357 ms 1 50 1.04 MB/sec warmup 2 sec latency 178.981 ms 1 84 1.26 MB/sec warmup 3 sec latency 187.705 ms 1 122 1.37 MB/sec warmup 4 sec latency 180.066 ms 1 166 1.35 MB/sec warmup 5 sec latency 179.182 ms 1 207 1.34 MB/sec warmup 6 sec latency 180.179 ms test_26 fail mds1 3 times 1 247 1.33 MB/sec warmup 7 sec latency 158.185 ms 1 287 1.33 MB/sec warmup 8 sec latency 163.126 ms Failing mds1 on oleg202-server 1 315 1.27 MB/sec warmup 9 sec latency 239.446 ms Stopping /mnt/lustre-mds1 (opts:) on oleg202-server 1 339 1.22 MB/sec warmup 10 sec latency 207.320 ms 1 380 1.23 MB/sec warmup 11 sec latency 290.055 ms 1 380 1.13 MB/sec warmup 12 sec latency 1290.265 ms 1 380 1.04 MB/sec warmup 13 sec latency 2291.124 ms 19:02:54 (1789686174) shut down facet: mds1 facet_host: oleg202-server facet_failover_host: oleg202-server 1 380 0.97 MB/sec warmup 14 sec latency 3291.378 ms 1 380 0.90 MB/sec warmup 15 sec latency 4291.791 ms 1 380 0.85 MB/sec warmup 16 sec latency 5292.106 ms 1 380 0.80 MB/sec warmup 17 sec latency 6292.795 ms 1 380 0.75 MB/sec warmup 18 sec latency 7293.020 ms 1 380 0.71 MB/sec warmup 19 sec latency 8294.509 ms 1 380 0.00 MB/sec execute 1 sec latency 10295.135 ms 1 380 0.00 MB/sec execute 2 sec latency 11295.753 ms 1 380 0.00 MB/sec execute 3 sec latency 12296.099 ms Failover mds1 to oleg202-server 1 380 0.00 MB/sec execute 4 sec latency 13297.901 ms mount facets: mds1 1 380 0.00 MB/sec execute 5 sec latency 14298.392 ms 1 380 0.00 MB/sec execute 6 sec latency 15300.709 ms 1 380 0.00 MB/sec execute 7 sec latency 16306.271 ms 1 380 0.00 MB/sec execute 8 sec latency 17307.006 ms 1 380 0.00 MB/sec execute 9 sec latency 18310.666 ms 1 380 0.00 MB/sec execute 10 sec latency 19320.169 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 380 0.00 MB/sec execute 11 sec latency 20322.255 ms 1 380 0.00 MB/sec execute 12 sec latency 21322.764 ms 1 380 0.00 MB/sec execute 13 sec latency 22322.996 ms 1 380 0.00 MB/sec execute 14 sec latency 23324.463 ms 1 380 0.00 MB/sec execute 15 sec latency 24324.645 ms 1 380 0.00 MB/sec execute 16 sec latency 25355.678 ms 1 380 0.00 MB/sec execute 17 sec latency 26366.655 ms 1 380 0.00 MB/sec execute 18 sec latency 27366.837 ms 1 380 0.00 MB/sec execute 19 sec latency 28367.350 ms 1 380 0.00 MB/sec execute 20 sec latency 29367.581 ms 1 380 0.00 MB/sec execute 21 sec latency 30367.966 ms 1 380 0.00 MB/sec execute 22 sec latency 31370.065 ms 1 380 0.00 MB/sec execute 23 sec latency 32378.844 ms 1 380 0.00 MB/sec execute 24 sec latency 33379.679 ms 1 380 0.00 MB/sec execute 25 sec latency 34379.869 ms 1 380 0.00 MB/sec execute 26 sec latency 35380.870 ms 1 380 0.00 MB/sec execute 27 sec latency 36381.311 ms 1 380 0.00 MB/sec execute 28 sec latency 37381.771 ms oleg202-server: oleg202-server.virtnet: executing set_default_debug -1 all 1 380 0.00 MB/sec execute 29 sec latency 38382.683 ms 1 380 0.00 MB/sec execute 30 sec latency 39384.732 ms pdsh@oleg202-client: oleg202-server: ssh exited with exit code 1 1 380 0.00 MB/sec execute 31 sec latency 40387.025 ms Started lustre-MDT0000 19:03:32 (1789686212) targets are mounted 19:03:32 (1789686212) facet_failover done 1 380 0.00 MB/sec execute 32 sec latency 41388.854 ms 1 381 0.00 MB/sec execute 33 sec latency 42364.570 ms 1 404 0.02 MB/sec execute 34 sec latency 454.241 ms 1 430 0.04 MB/sec execute 35 sec latency 171.499 ms 1 461 0.07 MB/sec execute 36 sec latency 151.363 ms 1 485 0.09 MB/sec execute 37 sec latency 187.668 ms 1 513 0.11 MB/sec execute 38 sec latency 185.993 ms oleg202-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 542 0.14 MB/sec execute 39 sec latency 328.525 ms 1 648 0.19 MB/sec execute 40 sec latency 223.890 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 676 0.19 MB/sec execute 41 sec latency 214.290 ms 1 708 0.18 MB/sec execute 42 sec latency 190.948 ms 1 723 0.18 MB/sec execute 43 sec latency 370.566 ms 1 740 0.18 MB/sec execute 44 sec latency 203.245 ms 1 789 0.17 MB/sec execute 45 sec latency 115.583 ms 1 821 0.17 MB/sec execute 46 sec latency 254.311 ms 1 876 0.17 MB/sec execute 47 sec latency 169.045 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 923 0.17 MB/sec execute 48 sec latency 102.730 ms 1 980 0.17 MB/sec execute 49 sec latency 98.367 ms 1 1052 0.19 MB/sec execute 50 sec latency 120.821 ms 1 1105 0.18 MB/sec execute 51 sec latency 79.769 ms 1 1147 0.18 MB/sec execute 52 sec latency 120.001 ms 1 1196 0.18 MB/sec execute 53 sec latency 121.888 ms 1 1244 0.18 MB/sec execute 54 sec latency 102.568 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Thu Sep 17 19:03:55 EDT 2026 with return code 0 47214 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47214 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished