== replay-dual test 26: dbench and tar with mds failover ========================================================== 15:34:37 (1783971277) Starting client oleg222-client.virtnet: -o user_xattr,flock 192.168.202.122@tcp:/lustre /mnt/lustre Started clients oleg222-client.virtnet: 192.168.202.122@tcp:/lustre on /mnt/lustre type lustre (rw,flock,checksum,encrypt,lazystatfs,lruresize,nolock,statfs_project,nouser_fid2path,user_xattr,verbose) Started tar loop with pid 44998 Started dbench loop with 44999 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 6144 3736576 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 8192 7496704 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 Mon Jul 13 15:34:42 EDT 2026 waiting for dbench pid 45068 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 32 1.05 MB/sec warmup 1 sec latency 138.597 ms 1 72 1.57 MB/sec warmup 2 sec latency 197.637 ms 1 114 1.74 MB/sec warmup 3 sec latency 165.660 ms 1 157 1.63 MB/sec warmup 4 sec latency 113.424 ms 1 199 1.56 MB/sec warmup 5 sec latency 127.680 ms test_26 fail mds1 1 times 1 232 1.48 MB/sec warmup 6 sec latency 166.533 ms 1 263 1.41 MB/sec warmup 7 sec latency 128.817 ms Failing mds1 on oleg222-server 1 289 1.33 MB/sec warmup 8 sec latency 206.909 ms Stopping /mnt/lustre-mds1 (opts:) on oleg222-server 1 324 1.30 MB/sec warmup 9 sec latency 197.936 ms 1 338 1.22 MB/sec warmup 10 sec latency 791.635 ms 1 338 1.11 MB/sec warmup 11 sec latency 1791.836 ms 15:34:54 (1783971294) shut down facet: mds1 facet_host: oleg222-server facet_failover_host: oleg222-server 1 338 1.02 MB/sec warmup 12 sec latency 2792.129 ms 1 338 0.94 MB/sec warmup 13 sec latency 3792.382 ms 1 338 0.87 MB/sec warmup 14 sec latency 4795.172 ms 1 338 0.82 MB/sec warmup 15 sec latency 5797.361 ms 1 338 0.77 MB/sec warmup 16 sec latency 6797.754 ms 1 338 0.72 MB/sec warmup 17 sec latency 7799.633 ms 1 338 0.68 MB/sec warmup 18 sec latency 8799.812 ms 1 338 0.64 MB/sec warmup 19 sec latency 9799.996 ms 1 338 0.00 MB/sec execute 1 sec latency 11801.159 ms Failover mds1 to oleg222-server 1 338 0.00 MB/sec execute 2 sec latency 12801.322 ms mount facets: mds1 1 338 0.00 MB/sec execute 3 sec latency 13802.356 ms 1 338 0.00 MB/sec execute 4 sec latency 14803.482 ms 1 338 0.00 MB/sec execute 5 sec latency 15803.724 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 338 0.00 MB/sec execute 6 sec latency 16804.223 ms 1 338 0.00 MB/sec execute 7 sec latency 17804.612 ms 1 338 0.00 MB/sec execute 8 sec latency 18805.390 ms 1 338 0.00 MB/sec execute 9 sec latency 19808.751 ms 1 338 0.00 MB/sec execute 10 sec latency 20809.142 ms 1 338 0.00 MB/sec execute 11 sec latency 21811.885 ms oleg222-server: oleg222-server.virtnet: executing set_default_debug -1 all 1 338 0.00 MB/sec execute 12 sec latency 22812.348 ms pdsh@oleg222-client: oleg222-server: ssh exited with exit code 1 1 338 0.00 MB/sec execute 13 sec latency 23837.111 ms Started lustre-MDT0000 15:35:16 (1783971316) targets are mounted 15:35:16 (1783971316) facet_failover done 1 338 0.00 MB/sec execute 14 sec latency 24838.384 ms 1 338 0.00 MB/sec execute 15 sec latency 25838.569 ms 1 338 0.00 MB/sec execute 16 sec latency 26838.796 ms 1 338 0.00 MB/sec execute 17 sec latency 27838.982 ms 1 338 0.00 MB/sec execute 18 sec latency 28839.190 ms 1 338 0.00 MB/sec execute 19 sec latency 29839.737 ms 1 338 0.00 MB/sec execute 20 sec latency 30839.978 ms 1 338 0.00 MB/sec execute 21 sec latency 31840.569 ms 1 338 0.00 MB/sec execute 22 sec latency 32840.767 ms 1 338 0.00 MB/sec execute 23 sec latency 33842.097 ms 1 338 0.00 MB/sec execute 24 sec latency 34842.284 ms 1 338 0.00 MB/sec execute 25 sec latency 35843.033 ms 1 338 0.00 MB/sec execute 26 sec latency 36844.906 ms 1 338 0.00 MB/sec execute 27 sec latency 37845.012 ms 1 357 0.02 MB/sec execute 28 sec latency 38025.743 ms 1 395 0.06 MB/sec execute 29 sec latency 133.104 ms 1 427 0.09 MB/sec execute 30 sec latency 183.581 ms 1 461 0.13 MB/sec execute 31 sec latency 122.224 ms 1 501 0.16 MB/sec execute 32 sec latency 139.355 ms oleg222-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 526 0.18 MB/sec execute 33 sec latency 257.883 ms 1 606 0.26 MB/sec execute 34 sec latency 122.763 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 654 0.25 MB/sec execute 35 sec latency 110.666 ms 1 670 0.25 MB/sec execute 36 sec latency 339.931 ms 1 695 0.24 MB/sec execute 37 sec latency 161.059 ms 1 728 0.24 MB/sec execute 38 sec latency 191.800 ms 1 761 0.23 MB/sec execute 39 sec latency 174.036 ms 1 789 0.23 MB/sec execute 40 sec latency 149.281 ms 1 808 0.22 MB/sec execute 41 sec latency 190.343 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 3720192 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 39936 3689472 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 50176 7409664 1% /mnt/lustre 1 861 0.22 MB/sec execute 42 sec latency 170.669 ms 1 892 0.22 MB/sec execute 43 sec latency 160.859 ms 1 925 0.22 MB/sec execute 44 sec latency 233.005 ms 1 967 0.21 MB/sec execute 45 sec latency 101.429 ms 1 988 0.21 MB/sec execute 46 sec latency 254.184 ms test_26 fail mds1 2 times 1 1060 0.23 MB/sec execute 47 sec latency 87.068 ms 1 1103 0.22 MB/sec execute 48 sec latency 87.293 ms Failing mds1 on oleg222-server 1 1136 0.22 MB/sec execute 49 sec latency 114.386 ms Stopping /mnt/lustre-mds1 (opts:) on oleg222-server 1 1173 0.21 MB/sec execute 50 sec latency 120.013 ms 1 1200 0.21 MB/sec execute 51 sec latency 287.474 ms 1 1200 0.21 MB/sec execute 52 sec latency 1287.687 ms 1 1200 0.20 MB/sec execute 53 sec latency 2289.438 ms 15:35:56 (1783971356) shut down facet: mds1 facet_host: oleg222-server facet_failover_host: oleg222-server 1 1200 0.20 MB/sec execute 54 sec latency 3289.636 ms 1 1200 0.20 MB/sec execute 55 sec latency 4290.029 ms 1 1200 0.19 MB/sec execute 56 sec latency 5290.325 ms 1 1200 0.19 MB/sec execute 57 sec latency 6290.590 ms 1 1200 0.19 MB/sec execute 58 sec latency 7291.499 ms 1 1200 0.18 MB/sec execute 59 sec latency 8292.165 ms 1 1200 0.18 MB/sec execute 60 sec latency 9292.509 ms 1 1200 0.18 MB/sec execute 61 sec latency 10292.687 ms 1 1200 0.17 MB/sec execute 62 sec latency 11293.023 ms 1 1200 0.17 MB/sec execute 63 sec latency 12293.398 ms Failover mds1 to oleg222-server 1 1200 0.17 MB/sec execute 64 sec latency 13297.317 ms mount facets: mds1 1 1200 0.17 MB/sec execute 65 sec latency 14298.330 ms 1 1200 0.16 MB/sec execute 66 sec latency 15300.079 ms 1 1200 0.16 MB/sec execute 67 sec latency 16303.224 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1200 0.16 MB/sec execute 68 sec latency 17304.299 ms 1 1200 0.16 MB/sec execute 69 sec latency 18304.532 ms 1 1200 0.15 MB/sec execute 70 sec latency 19304.742 ms 1 1200 0.15 MB/sec execute 71 sec latency 20304.941 ms 1 1200 0.15 MB/sec execute 72 sec latency 21311.425 ms 1 1200 0.15 MB/sec execute 73 sec latency 22311.634 ms 1 1200 0.15 MB/sec execute 74 sec latency 23312.079 ms oleg222-server: oleg222-server.virtnet: executing set_default_debug -1 all 1 1200 0.14 MB/sec execute 75 sec latency 24312.374 ms 1 1233 0.14 MB/sec execute 76 sec latency 24345.744 ms pdsh@oleg222-client: oleg222-server: ssh exited with exit code 1 1 1268 0.14 MB/sec execute 77 sec latency 146.144 ms Started lustre-MDT0000 15:36:20 (1783971380) targets are mounted 15:36:20 (1783971380) facet_failover done 1 1396 0.18 MB/sec execute 78 sec latency 103.946 ms 1 1446 0.17 MB/sec execute 79 sec latency 86.493 ms 1 1481 0.17 MB/sec execute 80 sec latency 190.958 ms 1 1548 0.17 MB/sec execute 81 sec latency 216.448 ms 1 1596 0.17 MB/sec execute 82 sec latency 79.508 ms 1 1634 0.17 MB/sec execute 83 sec latency 312.680 ms oleg222-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 1668 0.17 MB/sec execute 84 sec latency 150.211 ms 1 1698 0.16 MB/sec execute 85 sec latency 117.176 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1749 0.16 MB/sec execute 86 sec latency 137.720 ms 1 1789 0.16 MB/sec execute 87 sec latency 149.075 ms 1 1849 0.16 MB/sec execute 88 sec latency 93.212 ms 1 1905 0.16 MB/sec execute 89 sec latency 238.984 ms 1 1978 0.16 MB/sec execute 90 sec latency 81.268 ms 1 2060 0.16 MB/sec execute 91 sec latency 60.835 ms 1 2129 0.16 MB/sec execute 92 sec latency 101.875 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2688 2205824 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 14336 3752960 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 59392 3699712 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 73728 7452672 1% /mnt/lustre 1 2162 0.16 MB/sec execute 93 sec latency 131.878 ms 1 2204 0.15 MB/sec execute 94 sec latency 111.177 ms 1 2270 0.15 MB/sec execute 95 sec latency 106.584 ms 1 2345 0.16 MB/sec execute 96 sec latency 85.878 ms 1 2377 0.16 MB/sec execute 97 sec latency 189.603 ms 1 2417 0.16 MB/sec execute 98 sec latency 159.411 ms test_26 fail mds1 3 times 1 2458 0.16 MB/sec execute 99 sec latency 107.885 ms 1 cleanup 100 sec Failing mds1 on oleg222-server 1 cleanup 101 sec Stopping /mnt/lustre-mds1 (opts:) on oleg222-server 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec 15:36:47 (1783971407) shut down facet: mds1 facet_host: oleg222-server facet_failover_host: oleg222-server 1 cleanup 105 sec 1 cleanup 106 sec 1 cleanup 107 sec 1 cleanup 108 sec 1 cleanup 109 sec 1 cleanup 110 sec 1 cleanup 111 sec 1 cleanup 112 sec 1 cleanup 113 sec 1 cleanup 114 sec Failover mds1 to oleg222-server mount facets: mds1 1 cleanup 115 sec 1 cleanup 116 sec 1 cleanup 117 sec 1 cleanup 118 sec Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 cleanup 119 sec 1 cleanup 120 sec 1 cleanup 121 sec 1 cleanup 122 sec 1 cleanup 123 sec 1 cleanup 124 sec 1 cleanup 125 sec oleg222-server: oleg222-server.virtnet: executing set_default_debug -1 all 1 cleanup 126 sec pdsh@oleg222-client: oleg222-server: ssh exited with exit code 1 1 cleanup 127 sec 0 cleanup 128 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 369 58.329 294.252 Close 321 131.575 38025.725 Rename 15 1712.336 24345.712 Unlink 37 29.192 67.589 Qpathinfo 328 17.193 114.301 Qfileinfo 100 2.084 15.287 Qfsinfo 41 4.011 28.021 Sfileinfo 47 60.245 114.365 Find 110 6.837 84.601 WriteX 367 13.037 73.660 ReadX 383 2.216 99.111 Flush 34 153.819 339.916 Throughput 0.160467 MB/sec 1 clients 1 procs max_latency=38025.743 ms Started lustre-MDT0000 stopping dbench on /mnt/lustre at Mon Jul 13 15:37:10 EDT 2026 with return code 0 15:37:10 (1783971430) targets are mounted 15:37:10 (1783971430) facet_failover done clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished 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 Mon Jul 13 15:37:16 EDT 2026 waiting for dbench pid 47624 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 1.04 MB/sec warmup 1 sec latency 50.428 ms oleg222-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 91 2.09 MB/sec warmup 2 sec latency 137.099 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 121 1.83 MB/sec warmup 3 sec latency 186.273 ms 1 155 1.63 MB/sec warmup 4 sec latency 194.509 ms 1 192 1.51 MB/sec warmup 5 sec latency 184.447 ms 1 239 1.52 MB/sec warmup 6 sec latency 92.132 ms 1 285 1.52 MB/sec warmup 7 sec latency 140.387 ms 1 331 1.50 MB/sec warmup 8 sec latency 114.240 ms 1 373 1.48 MB/sec warmup 9 sec latency 98.059 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 3200 2205312 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 33792 3695616 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 25600 3712000 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 59392 7407616 1% /mnt/lustre 1 422 1.48 MB/sec warmup 10 sec latency 112.432 ms 1 470 1.49 MB/sec warmup 11 sec latency 82.179 ms 1 513 1.47 MB/sec warmup 12 sec latency 121.509 ms 1 607 1.61 MB/sec warmup 13 sec latency 118.070 ms 1 671 1.51 MB/sec warmup 14 sec latency 176.570 ms test_26 fail mds1 4 times 1 713 1.41 MB/sec warmup 15 sec latency 124.253 ms 1 736 1.33 MB/sec warmup 16 sec latency 139.729 ms Failing mds1 on oleg222-server Stopping /mnt/lustre-mds1 (opts:) on oleg222-server 1 786 1.26 MB/sec warmup 17 sec latency 94.385 ms 1 805 1.19 MB/sec warmup 18 sec latency 298.997 ms 1 805 1.13 MB/sec warmup 19 sec latency 1300.743 ms 15:37:36 (1783971456) shut down facet: mds1 facet_host: oleg222-server facet_failover_host: oleg222-server 1 805 0.00 MB/sec execute 1 sec latency 3305.252 ms 1 805 0.00 MB/sec execute 2 sec latency 4315.152 ms 1 805 0.00 MB/sec execute 3 sec latency 5316.178 ms 1 805 0.00 MB/sec execute 4 sec latency 6316.627 ms 1 805 0.00 MB/sec execute 5 sec latency 7317.374 ms 1 805 0.00 MB/sec execute 6 sec latency 8317.561 ms 1 805 0.00 MB/sec execute 7 sec latency 9319.255 ms 1 805 0.00 MB/sec execute 8 sec latency 10319.413 ms 1 805 0.00 MB/sec execute 9 sec latency 11321.816 ms 1 805 0.00 MB/sec execute 10 sec latency 12324.243 ms Failover mds1 to oleg222-server mount facets: mds1 1 805 0.00 MB/sec execute 11 sec latency 13324.679 ms 1 805 0.00 MB/sec execute 12 sec latency 14329.049 ms 1 805 0.00 MB/sec execute 13 sec latency 15330.300 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 805 0.00 MB/sec execute 14 sec latency 16330.561 ms 1 805 0.00 MB/sec execute 15 sec latency 17335.132 ms 1 805 0.00 MB/sec execute 16 sec latency 18335.462 ms 1 805 0.00 MB/sec execute 17 sec latency 19337.986 ms 1 805 0.00 MB/sec execute 18 sec latency 20338.226 ms 1 805 0.00 MB/sec execute 19 sec latency 21339.534 ms oleg222-server: oleg222-server.virtnet: executing set_default_debug -1 all 1 805 0.00 MB/sec execute 20 sec latency 22341.487 ms pdsh@oleg222-client: oleg222-server: ssh exited with exit code 1 1 805 0.00 MB/sec execute 21 sec latency 23343.446 ms Started lustre-MDT0000 1 805 0.00 MB/sec execute 22 sec latency 24344.535 ms 15:37:58 (1783971478) targets are mounted 15:37:58 (1783971478) facet_failover done 1 805 0.00 MB/sec execute 23 sec latency 25344.727 ms 1 805 0.00 MB/sec execute 24 sec latency 26345.054 ms 1 805 0.00 MB/sec execute 25 sec latency 27345.267 ms 1 805 0.00 MB/sec execute 26 sec latency 28345.456 ms 1 805 0.00 MB/sec execute 27 sec latency 29353.656 ms 1 805 0.00 MB/sec execute 28 sec latency 30353.898 ms 1 805 0.00 MB/sec execute 29 sec latency 31354.190 ms 1 805 0.00 MB/sec execute 30 sec latency 32357.121 ms 1 805 0.00 MB/sec execute 31 sec latency 33357.323 ms 1 805 0.00 MB/sec execute 32 sec latency 34358.364 ms 1 805 0.00 MB/sec execute 33 sec latency 35359.098 ms 1 805 0.00 MB/sec execute 34 sec latency 36359.352 ms 1 805 0.00 MB/sec execute 35 sec latency 37364.972 ms 1 805 0.00 MB/sec execute 36 sec latency 38365.261 ms 1 805 0.00 MB/sec execute 37 sec latency 39365.477 ms 1 851 0.00 MB/sec execute 38 sec latency 39416.495 ms 1 885 0.00 MB/sec execute 39 sec latency 317.029 ms 1 918 0.01 MB/sec execute 40 sec latency 181.696 ms 1 962 0.01 MB/sec execute 41 sec latency 137.703 ms oleg222-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 988 0.01 MB/sec execute 42 sec latency 216.757 ms 1 1011 0.02 MB/sec execute 43 sec latency 183.451 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1063 0.03 MB/sec execute 44 sec latency 304.688 ms 1 1126 0.03 MB/sec execute 45 sec latency 90.505 ms 1 1173 0.03 MB/sec execute 46 sec latency 88.220 ms 1 1221 0.03 MB/sec execute 47 sec latency 96.868 ms 1 1263 0.03 MB/sec execute 48 sec latency 79.871 ms 1 1403 0.09 MB/sec execute 49 sec latency 74.119 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1457 0.09 MB/sec execute 50 sec latency 73.054 ms 1 1505 0.09 MB/sec execute 51 sec latency 223.419 ms 1 1572 0.09 MB/sec execute 52 sec latency 60.736 ms 1 1632 0.09 MB/sec execute 53 sec latency 85.175 ms 1 1673 0.09 MB/sec execute 54 sec latency 252.408 ms 1 1727 0.09 MB/sec execute 55 sec latency 84.265 ms 1 1801 0.09 MB/sec execute 56 sec latency 71.867 ms 1 1856 0.09 MB/sec execute 57 sec latency 91.985 ms 1 1888 0.08 MB/sec execute 58 sec latency 322.234 ms 1 1973 0.08 MB/sec execute 59 sec latency 105.348 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Mon Jul 13 15:38:36 EDT 2026 with return code 0 47624 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47624 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished