== replay-dual test 26: dbench and tar with mds failover ========================================================== 03:19:44 (1780384784) Starting client oleg425-client.virtnet: -o user_xattr,flock 192.168.204.125@tcp:/lustre /mnt/lustre Started clients oleg425-client.virtnet: 192.168.204.125@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 64907 Started dbench loop with 64908 striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre2/d26.replay-dual/run_dbench striped dir -i0 -c2 -H crush /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 Jun 2 03:19:48 EDT 2026 waiting for dbench pid 64959 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 UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 1944 1269360 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1756 1269548 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 1564 3580652 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1544 3605476 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 3108 7186128 1% /mnt/lustre 1 of 1 processes prepared for launch 0 sec releasing clients 1 32 1.05 MB/sec warmup 1 sec latency 64.534 ms 1 111 2.62 MB/sec warmup 2 sec latency 103.810 ms 1 155 2.18 MB/sec warmup 3 sec latency 130.369 ms 1 189 1.89 MB/sec warmup 4 sec latency 267.933 ms 1 243 1.84 MB/sec warmup 5 sec latency 80.933 ms 1 297 1.83 MB/sec warmup 6 sec latency 113.723 ms 1 365 1.86 MB/sec warmup 7 sec latency 70.126 ms test_26 fail mds1 1 times 1 432 1.89 MB/sec warmup 8 sec latency 66.164 ms Failing mds1 on oleg425-server 1 484 1.88 MB/sec warmup 9 sec latency 89.894 ms Stopping /mnt/lustre-mds1 (opts:) on oleg425-server 1 523 1.80 MB/sec warmup 10 sec latency 139.959 ms 1 606 1.90 MB/sec warmup 11 sec latency 409.666 ms 1 606 1.75 MB/sec warmup 12 sec latency 1410.858 ms 03:20:00 (1780384800) shut down facet: mds1 facet_host: oleg425-server facet_failover_host: oleg425-server 1 606 1.61 MB/sec warmup 13 sec latency 2411.403 ms 1 606 1.50 MB/sec warmup 14 sec latency 3411.747 ms 1 606 1.40 MB/sec warmup 15 sec latency 4412.087 ms 1 606 1.31 MB/sec warmup 16 sec latency 5412.354 ms 1 606 1.23 MB/sec warmup 17 sec latency 6412.695 ms 1 606 1.16 MB/sec warmup 18 sec latency 7413.458 ms 1 606 1.10 MB/sec warmup 19 sec latency 8414.440 ms 1 606 0.00 MB/sec execute 1 sec latency 10419.235 ms 1 606 0.00 MB/sec execute 2 sec latency 11419.521 ms Failover mds1 to oleg425-server mount facets: mds1 1 606 0.00 MB/sec execute 3 sec latency 12421.146 ms 1 606 0.00 MB/sec execute 4 sec latency 13421.881 ms 1 606 0.00 MB/sec execute 5 sec latency 14422.787 ms 1 606 0.00 MB/sec execute 6 sec latency 15423.106 ms 1 606 0.00 MB/sec execute 7 sec latency 16423.418 ms 1 606 0.00 MB/sec execute 8 sec latency 17423.698 ms 1 606 0.00 MB/sec execute 9 sec latency 18424.020 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 606 0.00 MB/sec execute 10 sec latency 19424.301 ms 1 606 0.00 MB/sec execute 11 sec latency 20424.601 ms 1 606 0.00 MB/sec execute 12 sec latency 21425.180 ms 1 606 0.00 MB/sec execute 13 sec latency 22426.635 ms 1 606 0.00 MB/sec execute 14 sec latency 23427.632 ms 1 606 0.00 MB/sec execute 15 sec latency 24428.108 ms 1 606 0.00 MB/sec execute 16 sec latency 25428.454 ms 1 606 0.00 MB/sec execute 17 sec latency 26430.390 ms 1 606 0.00 MB/sec execute 18 sec latency 27430.701 ms 1 606 0.00 MB/sec execute 19 sec latency 28432.492 ms 1 606 0.00 MB/sec execute 20 sec latency 29432.844 ms oleg425-server: oleg425-server.virtnet: executing set_default_debug -1 all 1 606 0.00 MB/sec execute 21 sec latency 30434.114 ms pdsh@oleg425-client: oleg425-server: ssh exited with exit code 1 1 606 0.00 MB/sec execute 22 sec latency 31434.439 ms Started lustre-MDT0000 03:20:31 (1780384831) targets are mounted 03:20:31 (1780384831) facet_failover done 1 606 0.00 MB/sec execute 23 sec latency 32435.273 ms 1 606 0.00 MB/sec execute 24 sec latency 33437.461 ms 1 606 0.00 MB/sec execute 25 sec latency 34437.703 ms 1 666 0.01 MB/sec execute 26 sec latency 34596.857 ms oleg425-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 713 0.01 MB/sec execute 27 sec latency 87.340 ms 1 731 0.01 MB/sec execute 28 sec latency 641.004 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 783 0.01 MB/sec execute 29 sec latency 70.794 ms 1 845 0.02 MB/sec execute 30 sec latency 80.063 ms 1 891 0.02 MB/sec execute 31 sec latency 84.184 ms 1 929 0.03 MB/sec execute 32 sec latency 87.909 ms 1 969 0.03 MB/sec execute 33 sec latency 101.003 ms 1 1028 0.06 MB/sec execute 34 sec latency 105.792 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2104 1269200 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1908 1269396 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 35908 3570832 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 22900 3583424 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 58808 7154256 1% /mnt/lustre 1 1077 0.06 MB/sec execute 35 sec latency 75.913 ms 1 1132 0.06 MB/sec execute 36 sec latency 68.498 ms 1 1173 0.06 MB/sec execute 37 sec latency 102.465 ms 1 1221 0.06 MB/sec execute 38 sec latency 63.621 ms 1 1257 0.05 MB/sec execute 39 sec latency 102.144 ms 1 1319 0.08 MB/sec execute 40 sec latency 378.638 ms 1 1410 0.12 MB/sec execute 41 sec latency 502.733 ms 1 1466 0.12 MB/sec execute 42 sec latency 71.256 ms test_26 fail mds2 2 times 1 1512 0.12 MB/sec execute 43 sec latency 79.309 ms 1 1570 0.12 MB/sec execute 44 sec latency 65.844 ms Failing mds2 on oleg425-server Stopping /mnt/lustre-mds2 (opts:) on oleg425-server 1 1619 0.12 MB/sec execute 45 sec latency 75.290 ms 1 1664 0.11 MB/sec execute 46 sec latency 89.804 ms 1 1715 0.11 MB/sec execute 47 sec latency 125.121 ms 03:20:56 (1780384856) shut down facet: mds2 facet_host: oleg425-server facet_failover_host: oleg425-server 1 1805 0.11 MB/sec execute 48 sec latency 74.238 ms 1 1867 0.11 MB/sec execute 49 sec latency 91.397 ms 1 1954 0.11 MB/sec execute 50 sec latency 68.042 ms 1 2012 0.11 MB/sec execute 51 sec latency 65.065 ms 1 2083 0.11 MB/sec execute 52 sec latency 79.000 ms 1 2154 0.11 MB/sec execute 53 sec latency 90.544 ms 1 2210 0.11 MB/sec execute 54 sec latency 85.121 ms 1 2259 0.11 MB/sec execute 55 sec latency 551.389 ms 1 2259 0.10 MB/sec execute 56 sec latency 1551.645 ms 1 2259 0.10 MB/sec execute 57 sec latency 2552.001 ms Failover mds2 to oleg425-server 1 2259 0.10 MB/sec execute 58 sec latency 3555.483 ms mount facets: mds2 1 2259 0.10 MB/sec execute 59 sec latency 4557.153 ms 1 2259 0.10 MB/sec execute 60 sec latency 5559.949 ms 1 2259 0.10 MB/sec execute 61 sec latency 6560.250 ms 1 2259 0.09 MB/sec execute 62 sec latency 7560.615 ms 1 2259 0.09 MB/sec execute 63 sec latency 8561.760 ms 1 2259 0.09 MB/sec execute 64 sec latency 9564.585 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.09 MB/sec execute 65 sec latency 10564.860 ms 1 2259 0.09 MB/sec execute 66 sec latency 11565.087 ms 1 2259 0.09 MB/sec execute 67 sec latency 12565.808 ms 1 2259 0.09 MB/sec execute 68 sec latency 13566.036 ms 1 2259 0.08 MB/sec execute 69 sec latency 14566.389 ms oleg425-server: oleg425-server.virtnet: executing set_default_debug -1 all 1 2259 0.08 MB/sec execute 70 sec latency 15566.615 ms pdsh@oleg425-client: oleg425-server: ssh exited with exit code 1 1 2259 0.08 MB/sec execute 71 sec latency 16566.897 ms Started lustre-MDT0001 03:21:20 (1780384880) targets are mounted 03:21:20 (1780384880) facet_failover done 1 2259 0.08 MB/sec execute 72 sec latency 17572.364 ms 1 2259 0.08 MB/sec execute 73 sec latency 18573.521 ms 1 2347 0.09 MB/sec execute 74 sec latency 18614.170 ms 1 2388 0.09 MB/sec execute 75 sec latency 92.966 ms oleg425-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 2429 0.09 MB/sec execute 76 sec latency 84.044 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2482 0.10 MB/sec execute 77 sec latency 76.240 ms 1 2577 0.10 MB/sec execute 78 sec latency 78.760 ms 1 2764 0.14 MB/sec execute 79 sec latency 78.726 ms 1 2918 0.16 MB/sec execute 80 sec latency 54.925 ms 1 3005 0.15 MB/sec execute 81 sec latency 62.902 ms 1 3207 0.16 MB/sec execute 82 sec latency 61.200 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2348 1268956 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2144 1269160 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 36208 3570464 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 32964 3571776 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 69172 7142240 1% /mnt/lustre 1 3308 0.17 MB/sec execute 83 sec latency 123.889 ms 1 3399 0.17 MB/sec execute 84 sec latency 53.824 ms 1 3551 0.21 MB/sec execute 85 sec latency 68.586 ms 1 3633 0.21 MB/sec execute 86 sec latency 83.945 ms 1 3717 0.20 MB/sec execute 87 sec latency 41.188 ms 1 3797 0.21 MB/sec execute 88 sec latency 74.527 ms 1 3867 0.21 MB/sec execute 89 sec latency 67.590 ms test_26 fail mds1 3 times 1 3942 0.21 MB/sec execute 90 sec latency 65.559 ms Failing mds1 on oleg425-server Stopping /mnt/lustre-mds1 (opts:) on oleg425-server 1 4003 0.21 MB/sec execute 91 sec latency 56.647 ms 1 4073 0.21 MB/sec execute 92 sec latency 69.773 ms 03:21:41 (1780384901) shut down facet: mds1 facet_host: oleg425-server facet_failover_host: oleg425-server 1 4083 0.21 MB/sec execute 93 sec latency 868.096 ms 1 4083 0.20 MB/sec execute 94 sec latency 1868.345 ms 1 4083 0.20 MB/sec execute 95 sec latency 2869.037 ms 1 4083 0.20 MB/sec execute 96 sec latency 3869.481 ms 1 4083 0.20 MB/sec execute 97 sec latency 4869.727 ms 1 4083 0.19 MB/sec execute 98 sec latency 5870.595 ms 1 4083 0.19 MB/sec execute 99 sec latency 6870.872 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec Failover mds1 to oleg425-server 1 cleanup 103 sec mount facets: mds1 1 cleanup 104 sec 1 cleanup 105 sec 1 cleanup 106 sec 1 cleanup 107 sec 1 cleanup 108 sec Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 cleanup 109 sec 1 cleanup 110 sec 1 cleanup 111 sec 1 cleanup 112 sec 1 cleanup 113 sec oleg425-server: oleg425-server.virtnet: executing set_default_debug -1 all pdsh@oleg425-client: oleg425-server: ssh exited with exit code 1 1 cleanup 114 sec Started lustre-MDT0000 03:22:03 (1780384923) targets are mounted 03:22:03 (1780384923) facet_failover done 1 cleanup 115 sec 1 cleanup 116 sec 1 cleanup 117 sec 1 cleanup 118 sec oleg425-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 cleanup 119 sec 0 cleanup 119 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 613 67.067 18614.148 Close 448 8.511 37.465 Rename 26 66.455 125.093 Unlink 96 19.830 97.064 Qpathinfo 534 123.573 34596.835 Qfileinfo 97 2.252 27.397 Qfsinfo 98 2.247 23.974 Sfileinfo 50 49.388 81.953 Find 204 8.218 29.193 WriteX 303 9.725 51.999 ReadX 962 1.065 66.140 LockX 2 6.452 6.728 UnlockX 2 9.429 10.376 Flush 43 38.902 121.647 Throughput 0.192936 MB/sec 1 clients 1 procs max_latency=34596.857 ms stopping dbench on /mnt/lustre at Tue Jun 2 03:22:08 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec removed 'client.txt' /mnt/lustre dbench successfully finished striped dir -i0 -c2 -H crush /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 Jun 2 03:22:13 EDT 2026 waiting for dbench pid 68097 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 UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2796 1268508 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2528 1268776 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 27140 3578456 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 21740 3583472 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 48880 7161928 1% /mnt/lustre 1 57 2.29 MB/sec warmup 1 sec latency 67.082 ms 1 122 2.75 MB/sec warmup 2 sec latency 122.748 ms 1 182 2.44 MB/sec warmup 3 sec latency 83.697 ms 1 231 2.22 MB/sec warmup 4 sec latency 223.712 ms 1 262 1.98 MB/sec warmup 5 sec latency 524.897 ms 1 312 1.91 MB/sec warmup 6 sec latency 94.272 ms 1 350 1.79 MB/sec warmup 7 sec latency 132.843 ms test_26 fail mds2 4 times 1 397 1.76 MB/sec warmup 8 sec latency 82.786 ms 1 445 1.74 MB/sec warmup 9 sec latency 117.362 ms Failing mds2 on oleg425-server Stopping /mnt/lustre-mds2 (opts:) on oleg425-server 1 501 1.74 MB/sec warmup 10 sec latency 81.363 ms 1 542 1.73 MB/sec warmup 11 sec latency 272.614 ms 1 542 1.59 MB/sec warmup 12 sec latency 1273.017 ms 1 542 1.47 MB/sec warmup 13 sec latency 2274.368 ms 1 542 1.36 MB/sec warmup 14 sec latency 3274.859 ms 1 542 1.27 MB/sec warmup 15 sec latency 4275.166 ms 1 542 1.19 MB/sec warmup 16 sec latency 5275.505 ms 1 542 1.12 MB/sec warmup 17 sec latency 6275.850 ms 1 542 1.06 MB/sec warmup 18 sec latency 7277.013 ms 03:22:31 (1780384951) shut down facet: mds2 facet_host: oleg425-server facet_failover_host: oleg425-server 1 542 1.00 MB/sec warmup 19 sec latency 8277.357 ms 1 542 0.00 MB/sec execute 1 sec latency 10278.884 ms 1 542 0.00 MB/sec execute 2 sec latency 11279.093 ms 1 542 0.00 MB/sec execute 3 sec latency 12279.779 ms 1 542 0.00 MB/sec execute 4 sec latency 13280.489 ms 1 542 0.00 MB/sec execute 5 sec latency 14280.714 ms 1 542 0.00 MB/sec execute 6 sec latency 15282.662 ms 1 542 0.00 MB/sec execute 7 sec latency 16282.917 ms 1 542 0.00 MB/sec execute 8 sec latency 17284.431 ms Failover mds2 to oleg425-server mount facets: mds2 1 542 0.00 MB/sec execute 9 sec latency 18284.645 ms 1 542 0.00 MB/sec execute 10 sec latency 19284.901 ms 1 542 0.00 MB/sec execute 11 sec latency 20287.135 ms 1 542 0.00 MB/sec execute 12 sec latency 21287.458 ms 1 542 0.00 MB/sec execute 13 sec latency 22287.884 ms 1 542 0.00 MB/sec execute 14 sec latency 23288.075 ms 1 542 0.00 MB/sec execute 15 sec latency 24300.235 ms 1 542 0.00 MB/sec execute 16 sec latency 25300.521 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 542 0.00 MB/sec execute 17 sec latency 26303.423 ms 1 542 0.00 MB/sec execute 18 sec latency 27304.015 ms 1 542 0.00 MB/sec execute 19 sec latency 28304.342 ms 1 542 0.00 MB/sec execute 20 sec latency 29305.452 ms 1 542 0.00 MB/sec execute 21 sec latency 30305.869 ms oleg425-server: oleg425-server.virtnet: executing set_default_debug -1 all 1 542 0.00 MB/sec execute 22 sec latency 31306.080 ms pdsh@oleg425-client: oleg425-server: ssh exited with exit code 1 1 542 0.00 MB/sec execute 23 sec latency 32306.425 ms Started lustre-MDT0001 03:22:56 (1780384976) targets are mounted 03:22:56 (1780384976) facet_failover done 1 542 0.00 MB/sec execute 24 sec latency 33306.713 ms 1 542 0.00 MB/sec execute 25 sec latency 34307.107 ms 1 642 0.08 MB/sec execute 26 sec latency 34358.571 ms 1 689 0.08 MB/sec execute 27 sec latency 103.510 ms oleg425-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 720 0.08 MB/sec execute 28 sec latency 111.625 ms 1 762 0.08 MB/sec execute 29 sec latency 94.308 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 786 0.08 MB/sec execute 30 sec latency 165.052 ms 1 820 0.08 MB/sec execute 31 sec latency 125.081 ms 1 876 0.08 MB/sec execute 32 sec latency 92.563 ms 1 884 0.08 MB/sec execute 33 sec latency 794.412 ms 1 907 0.08 MB/sec execute 34 sec latency 971.499 ms 1 959 0.08 MB/sec execute 35 sec latency 81.664 ms 1 994 0.08 MB/sec execute 36 sec latency 102.468 ms 1 1059 0.10 MB/sec execute 37 sec latency 103.867 ms 1 1118 0.10 MB/sec execute 38 sec latency 94.577 ms 1 1155 0.10 MB/sec execute 39 sec latency 103.116 ms 1 1202 0.10 MB/sec execute 40 sec latency 106.229 ms 1 1242 0.10 MB/sec execute 41 sec latency 89.150 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1274 0.10 MB/sec execute 42 sec latency 114.970 ms 1 1412 0.16 MB/sec execute 43 sec latency 89.171 ms 1 1467 0.16 MB/sec execute 44 sec latency 147.980 ms 1 1509 0.15 MB/sec execute 45 sec latency 271.136 ms 1 1584 0.15 MB/sec execute 46 sec latency 84.839 ms 1 1643 0.15 MB/sec execute 47 sec latency 119.077 ms 1 1689 0.15 MB/sec execute 48 sec latency 85.172 ms 1 1771 0.15 MB/sec execute 49 sec latency 81.013 ms 1 1849 0.14 MB/sec execute 50 sec latency 64.065 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Tue Jun 2 03:23:24 EDT 2026 with return code 0 1 1941 0.14 MB/sec execute 51 sec latency 77.798 ms 68097 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 68097 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished