== replay-dual test 26: dbench and tar with mds failover ========================================================== 19:05:26 (1787785526) Starting client oleg629-client.virtnet: -o user_xattr,flock 192.168.206.129@tcp:/lustre /mnt/lustre Started clients oleg629-client.virtnet: 192.168.206.129@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 65651 Started dbench loop with 65652 striped dir -i0 -c2 -H crush /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 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 9756 3584800 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1544 3605476 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 11300 7190276 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 Wed Aug 26 19:05:31 EDT 2026 waiting for dbench pid 65732 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 18 0.26 MB/sec warmup 1 sec latency 12.400 ms 1 88 2.03 MB/sec warmup 2 sec latency 93.629 ms 1 129 1.92 MB/sec warmup 3 sec latency 232.148 ms 1 160 1.63 MB/sec warmup 4 sec latency 172.694 ms 1 184 1.48 MB/sec warmup 5 sec latency 438.033 ms 1 216 1.39 MB/sec warmup 6 sec latency 534.902 ms 1 279 1.49 MB/sec warmup 7 sec latency 64.017 ms test_26 fail mds1 1 times 1 315 1.43 MB/sec warmup 8 sec latency 138.111 ms 1 349 1.39 MB/sec warmup 9 sec latency 180.716 ms Failing mds1 on oleg629-server 1 389 1.38 MB/sec warmup 10 sec latency 142.939 ms Stopping /mnt/lustre-mds1 (opts:) on oleg629-server 1 441 1.40 MB/sec warmup 11 sec latency 94.089 ms 1 461 1.34 MB/sec warmup 12 sec latency 610.529 ms 1 461 1.24 MB/sec warmup 13 sec latency 1612.364 ms 19:05:45 (1787785545) shut down facet: mds1 facet_host: oleg629-server facet_failover_host: oleg629-server 1 461 1.15 MB/sec warmup 14 sec latency 2612.614 ms 1 461 1.08 MB/sec warmup 15 sec latency 3612.974 ms 1 461 1.01 MB/sec warmup 16 sec latency 4613.541 ms 1 461 0.95 MB/sec warmup 17 sec latency 5614.354 ms 1 461 0.90 MB/sec warmup 18 sec latency 6614.708 ms 1 461 0.85 MB/sec warmup 19 sec latency 7616.997 ms 1 461 0.00 MB/sec execute 1 sec latency 9617.446 ms 1 461 0.00 MB/sec execute 2 sec latency 10617.726 ms 1 461 0.00 MB/sec execute 3 sec latency 11622.427 ms Failover mds1 to oleg629-server mount facets: mds1 1 461 0.00 MB/sec execute 4 sec latency 12623.846 ms 1 461 0.00 MB/sec execute 5 sec latency 13624.028 ms 1 461 0.00 MB/sec execute 6 sec latency 14624.485 ms 1 461 0.00 MB/sec execute 7 sec latency 15625.090 ms 1 461 0.00 MB/sec execute 8 sec latency 16625.834 ms 1 461 0.00 MB/sec execute 9 sec latency 17626.018 ms 1 461 0.00 MB/sec execute 10 sec latency 18626.584 ms 1 461 0.00 MB/sec execute 11 sec latency 19626.865 ms 1 461 0.00 MB/sec execute 12 sec latency 20627.133 ms 1 461 0.00 MB/sec execute 13 sec latency 21627.364 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 461 0.00 MB/sec execute 14 sec latency 22628.000 ms 1 461 0.00 MB/sec execute 15 sec latency 23628.307 ms 1 461 0.00 MB/sec execute 16 sec latency 24628.644 ms 1 461 0.00 MB/sec execute 17 sec latency 25628.902 ms 1 461 0.00 MB/sec execute 18 sec latency 26630.684 ms 1 461 0.00 MB/sec execute 19 sec latency 27632.179 ms 1 461 0.00 MB/sec execute 20 sec latency 28632.636 ms 1 461 0.00 MB/sec execute 21 sec latency 29633.707 ms 1 461 0.00 MB/sec execute 22 sec latency 30638.032 ms 1 461 0.00 MB/sec execute 23 sec latency 31638.709 ms 1 461 0.00 MB/sec execute 24 sec latency 32640.179 ms 1 461 0.00 MB/sec execute 25 sec latency 33640.517 ms 1 461 0.00 MB/sec execute 26 sec latency 34640.878 ms 1 461 0.00 MB/sec execute 27 sec latency 35642.891 ms oleg629-server: oleg629-server.virtnet: executing set_default_debug -1 all 1 461 0.00 MB/sec execute 28 sec latency 36643.147 ms pdsh@oleg629-client: oleg629-server: ssh exited with exit code 1 1 461 0.00 MB/sec execute 29 sec latency 37644.196 ms Started lustre-MDT0000 19:06:21 (1787785581) targets are mounted 19:06:21 (1787785581) facet_failover done 1 461 0.00 MB/sec execute 30 sec latency 38644.398 ms 1 485 0.03 MB/sec execute 31 sec latency 39220.828 ms 1 520 0.06 MB/sec execute 32 sec latency 110.673 ms 1 552 0.09 MB/sec execute 33 sec latency 531.476 ms 1 636 0.14 MB/sec execute 34 sec latency 676.071 ms 1 671 0.14 MB/sec execute 35 sec latency 144.973 ms oleg629-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 710 0.14 MB/sec execute 36 sec latency 96.120 ms 1 744 0.14 MB/sec execute 37 sec latency 112.998 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 786 0.14 MB/sec execute 38 sec latency 114.810 ms 1 819 0.14 MB/sec execute 39 sec latency 159.584 ms 1 873 0.14 MB/sec execute 40 sec latency 122.985 ms 1 902 0.13 MB/sec execute 41 sec latency 107.123 ms 1 932 0.13 MB/sec execute 42 sec latency 131.148 ms 1 975 0.13 MB/sec execute 43 sec latency 110.306 ms 1 1009 0.14 MB/sec execute 44 sec latency 129.062 ms 1 1063 0.15 MB/sec execute 45 sec latency 104.811 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2156 1269148 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1956 1269348 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 47192 3551456 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 7232 3598500 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 54424 7149956 1% /mnt/lustre 1 1124 0.15 MB/sec execute 46 sec latency 82.209 ms 1 1160 0.15 MB/sec execute 47 sec latency 104.639 ms 1 1172 0.14 MB/sec execute 48 sec latency 850.711 ms 1 1193 0.14 MB/sec execute 49 sec latency 1091.582 ms 1 1231 0.14 MB/sec execute 50 sec latency 90.914 ms 1 1272 0.14 MB/sec execute 51 sec latency 111.650 ms 1 1399 0.19 MB/sec execute 52 sec latency 91.042 ms 1 1428 0.19 MB/sec execute 53 sec latency 112.006 ms 1 1496 0.18 MB/sec execute 54 sec latency 56.536 ms test_26 fail mds2 2 times 1 1538 0.18 MB/sec execute 55 sec latency 82.906 ms 1 1571 0.18 MB/sec execute 56 sec latency 103.818 ms 1 1604 0.18 MB/sec execute 57 sec latency 112.696 ms Failing mds2 on oleg629-server 1 1643 0.17 MB/sec execute 58 sec latency 139.416 ms Stopping /mnt/lustre-mds2 (opts:) on oleg629-server 1 1687 0.17 MB/sec execute 59 sec latency 113.097 ms 1 1752 0.17 MB/sec execute 60 sec latency 172.121 ms 1 1808 0.17 MB/sec execute 61 sec latency 108.884 ms 19:06:53 (1787785613) shut down facet: mds2 facet_host: oleg629-server facet_failover_host: oleg629-server 1 1857 0.16 MB/sec execute 62 sec latency 119.868 ms 1 1949 0.16 MB/sec execute 63 sec latency 63.118 ms 1 2000 0.16 MB/sec execute 64 sec latency 130.075 ms 1 2080 0.16 MB/sec execute 65 sec latency 111.731 ms 1 2148 0.16 MB/sec execute 66 sec latency 72.126 ms 1 2198 0.16 MB/sec execute 67 sec latency 89.549 ms 1 2259 0.16 MB/sec execute 68 sec latency 396.781 ms 1 2259 0.15 MB/sec execute 69 sec latency 1398.495 ms 1 2259 0.15 MB/sec execute 70 sec latency 2399.503 ms 1 2259 0.15 MB/sec execute 71 sec latency 3399.962 ms Failover mds2 to oleg629-server 1 2259 0.15 MB/sec execute 72 sec latency 4404.480 ms mount facets: mds2 1 2259 0.15 MB/sec execute 73 sec latency 5404.695 ms 1 2259 0.14 MB/sec execute 74 sec latency 6404.945 ms 1 2259 0.14 MB/sec execute 75 sec latency 7405.147 ms 1 2259 0.14 MB/sec execute 76 sec latency 8408.406 ms 1 2259 0.14 MB/sec execute 77 sec latency 9408.625 ms 1 2259 0.14 MB/sec execute 78 sec latency 10408.792 ms 1 2259 0.13 MB/sec execute 79 sec latency 11409.009 ms 1 2259 0.13 MB/sec execute 80 sec latency 12409.323 ms 1 2259 0.13 MB/sec execute 81 sec latency 13409.583 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.13 MB/sec execute 82 sec latency 14409.826 ms 1 2259 0.13 MB/sec execute 83 sec latency 15410.105 ms 1 2259 0.13 MB/sec execute 84 sec latency 16410.771 ms 1 2259 0.12 MB/sec execute 85 sec latency 17411.670 ms 1 2259 0.12 MB/sec execute 86 sec latency 18411.896 ms 1 2259 0.12 MB/sec execute 87 sec latency 19413.283 ms 1 2259 0.12 MB/sec execute 88 sec latency 20413.586 ms oleg629-server: oleg629-server.virtnet: executing set_default_debug -1 all 1 2259 0.12 MB/sec execute 89 sec latency 21416.176 ms pdsh@oleg629-client: oleg629-server: ssh exited with exit code 1 1 2259 0.12 MB/sec execute 90 sec latency 22419.374 ms 1 2295 0.13 MB/sec execute 91 sec latency 22926.088 ms Started lustre-MDT0001 19:07:22 (1787785642) targets are mounted 19:07:23 (1787785643) facet_failover done 1 2359 0.13 MB/sec execute 92 sec latency 73.052 ms 1 2400 0.13 MB/sec execute 93 sec latency 77.882 ms 1 2426 0.13 MB/sec execute 94 sec latency 141.936 ms 1 2458 0.13 MB/sec execute 95 sec latency 123.633 ms 1 2492 0.13 MB/sec execute 96 sec latency 110.647 ms 1 2582 0.13 MB/sec execute 97 sec latency 75.313 ms 1 2622 0.13 MB/sec execute 98 sec latency 86.531 ms oleg629-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1475 0 1 2776 0.16 MB/sec execute 99 sec latency 112.177 ms 1 cleanup 100 sec mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 0 cleanup 104 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 386 213.301 39220.805 Close 328 11.458 64.585 Rename 18 82.798 119.078 Unlink 42 26.040 47.590 Qpathinfo 365 16.382 112.148 Qfileinfo 98 2.615 18.487 Qfsinfo 55 4.101 34.941 Sfileinfo 50 60.751 141.917 Find 128 12.080 64.026 WriteX 313 13.282 100.818 ReadX 614 1.859 71.801 LockX 2 12.176 14.910 UnlockX 2 11.841 15.127 Flush 35 53.369 110.627 Throughput 0.159346 MB/sec 1 clients 1 procs max_latency=39220.828 ms stopping dbench on /mnt/lustre at Wed Aug 26 19:07:35 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre2/d26.replay-dual/run_dbench UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2540 1268764 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2288 1269016 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 37956 3568240 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 11708 3594596 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 49664 7162836 1% /mnt/lustre 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 Aug 26 19:07:44 EDT 2026 waiting for dbench pid 67923 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 3 0.00 MB/sec warmup 1 sec latency 786.565 ms 0 3 0.00 MB/sec warmup 2 sec latency 1786.856 ms 1 41 0.50 MB/sec warmup 3 sec latency 61.673 ms 1 111 1.31 MB/sec warmup 4 sec latency 84.913 ms 1 139 1.20 MB/sec warmup 5 sec latency 166.212 ms test_26 fail mds1 3 times 1 165 1.13 MB/sec warmup 6 sec latency 203.952 ms 1 184 1.05 MB/sec warmup 7 sec latency 487.192 ms Failing mds1 on oleg629-server 1 214 1.04 MB/sec warmup 8 sec latency 539.650 ms Stopping /mnt/lustre-mds1 (opts:) on oleg629-server 1 248 1.04 MB/sec warmup 9 sec latency 123.996 ms 1 287 1.07 MB/sec warmup 10 sec latency 132.632 ms 1 326 1.06 MB/sec warmup 11 sec latency 121.300 ms 1 339 1.02 MB/sec warmup 12 sec latency 652.275 ms 19:07:57 (1787785677) shut down facet: mds1 facet_host: oleg629-server facet_failover_host: oleg629-server 1 339 0.94 MB/sec warmup 13 sec latency 1652.488 ms 1 339 0.87 MB/sec warmup 14 sec latency 2657.300 ms 1 339 0.82 MB/sec warmup 15 sec latency 3657.578 ms 1 339 0.76 MB/sec warmup 16 sec latency 4657.776 ms 1 339 0.72 MB/sec warmup 17 sec latency 5657.984 ms 1 339 0.68 MB/sec warmup 18 sec latency 6658.195 ms 1 339 0.64 MB/sec warmup 19 sec latency 7658.386 ms 1 339 0.00 MB/sec execute 1 sec latency 9661.112 ms 1 339 0.00 MB/sec execute 2 sec latency 10661.384 ms Failover mds1 to oleg629-server mount facets: mds1 1 339 0.00 MB/sec execute 3 sec latency 11665.093 ms 1 339 0.00 MB/sec execute 4 sec latency 12667.819 ms 1 339 0.00 MB/sec execute 5 sec latency 13668.102 ms 1 339 0.00 MB/sec execute 6 sec latency 14668.416 ms 1 339 0.00 MB/sec execute 7 sec latency 15668.587 ms 1 339 0.00 MB/sec execute 8 sec latency 16669.401 ms 1 339 0.00 MB/sec execute 9 sec latency 17669.690 ms 1 339 0.00 MB/sec execute 10 sec latency 18673.088 ms 1 339 0.00 MB/sec execute 11 sec latency 19676.231 ms 1 339 0.00 MB/sec execute 12 sec latency 20676.502 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 339 0.00 MB/sec execute 13 sec latency 21676.828 ms 1 339 0.00 MB/sec execute 14 sec latency 22677.112 ms 1 339 0.00 MB/sec execute 15 sec latency 23677.358 ms 1 339 0.00 MB/sec execute 16 sec latency 24677.703 ms 1 339 0.00 MB/sec execute 17 sec latency 25677.900 ms 1 339 0.00 MB/sec execute 18 sec latency 26678.106 ms 1 339 0.00 MB/sec execute 19 sec latency 27678.393 ms 1 339 0.00 MB/sec execute 20 sec latency 28678.724 ms 1 339 0.00 MB/sec execute 21 sec latency 29679.017 ms 1 339 0.00 MB/sec execute 22 sec latency 30679.672 ms 1 339 0.00 MB/sec execute 23 sec latency 31680.477 ms oleg629-server: oleg629-server.virtnet: executing set_default_debug -1 all 1 339 0.00 MB/sec execute 24 sec latency 32680.732 ms pdsh@oleg629-client: oleg629-server: ssh exited with exit code 1 1 339 0.00 MB/sec execute 25 sec latency 33681.354 ms Started lustre-MDT0000 19:08:30 (1787785710) targets are mounted 19:08:30 (1787785710) facet_failover done 1 339 0.00 MB/sec execute 26 sec latency 34681.554 ms 1 371 0.04 MB/sec execute 27 sec latency 34754.879 ms 1 414 0.08 MB/sec execute 28 sec latency 179.852 ms 1 461 0.13 MB/sec execute 29 sec latency 95.634 ms 1 501 0.17 MB/sec execute 30 sec latency 121.987 ms 1 533 0.20 MB/sec execute 31 sec latency 140.363 ms oleg629-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 614 0.27 MB/sec execute 32 sec latency 122.692 ms 1 655 0.27 MB/sec execute 33 sec latency 140.435 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 692 0.26 MB/sec execute 34 sec latency 114.552 ms 1 718 0.26 MB/sec execute 35 sec latency 153.838 ms 1 758 0.25 MB/sec execute 36 sec latency 90.514 ms 1 798 0.25 MB/sec execute 37 sec latency 97.961 ms 1 827 0.24 MB/sec execute 38 sec latency 106.123 ms 1 881 0.24 MB/sec execute 39 sec latency 106.018 ms 1 914 0.24 MB/sec execute 40 sec latency 141.714 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2916 1268388 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2696 1268608 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 17732 3585776 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 44732 3556284 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 62464 7142060 1% /mnt/lustre 1 952 0.23 MB/sec execute 41 sec latency 105.977 ms 1 981 0.23 MB/sec execute 42 sec latency 164.248 ms 1 1035 0.25 MB/sec execute 43 sec latency 123.423 ms 1 1035 0.24 MB/sec execute 44 sec latency 1024.903 ms 1 1056 0.24 MB/sec execute 45 sec latency 1230.954 ms 1 1056 0.23 MB/sec execute 46 sec latency 1141.083 ms 1 1086 0.23 MB/sec execute 47 sec latency 1421.936 ms 1 1145 0.22 MB/sec execute 48 sec latency 94.615 ms 1 1180 0.22 MB/sec execute 49 sec latency 116.885 ms test_26 fail mds2 4 times 1 1216 0.22 MB/sec execute 50 sec latency 101.810 ms 1 1246 0.21 MB/sec execute 51 sec latency 128.554 ms Failing mds2 on oleg629-server 1 1280 0.21 MB/sec execute 52 sec latency 106.089 ms 1 1405 0.26 MB/sec execute 53 sec latency 146.502 ms Stopping /mnt/lustre-mds2 (opts:) on oleg629-server 1 1439 0.25 MB/sec execute 54 sec latency 120.896 ms 1 1486 0.25 MB/sec execute 55 sec latency 119.936 ms 1 1536 0.25 MB/sec execute 56 sec latency 109.224 ms 1 1588 0.24 MB/sec execute 57 sec latency 99.263 ms 1 1646 0.24 MB/sec execute 58 sec latency 80.209 ms 1 1689 0.24 MB/sec execute 59 sec latency 116.658 ms 1 1770 0.23 MB/sec execute 60 sec latency 125.685 ms 1 1821 0.23 MB/sec execute 61 sec latency 112.644 ms 1 1864 0.23 MB/sec execute 62 sec latency 117.632 ms 19:09:07 (1787785747) shut down 1 1937 0.22 MB/sec execute 63 sec latency 88.711 ms facet: mds2 facet_host: oleg629-server facet_failover_host: oleg629-server 1 1989 0.22 MB/sec execute 64 sec latency 95.140 ms 1 2018 0.22 MB/sec execute 65 sec latency 225.270 ms 1 2095 0.22 MB/sec execute 66 sec latency 78.500 ms 1 2154 0.22 MB/sec execute 67 sec latency 132.275 ms 1 2210 0.21 MB/sec execute 68 sec latency 65.152 ms 1 2259 0.21 MB/sec execute 69 sec latency 675.207 ms 1 2259 0.21 MB/sec execute 70 sec latency 1675.721 ms 1 2259 0.20 MB/sec execute 71 sec latency 2678.521 ms 1 2259 0.20 MB/sec execute 72 sec latency 3679.013 ms 1 2259 0.20 MB/sec execute 73 sec latency 4679.739 ms Failover mds2 to oleg629-server mount facets: mds2 1 2259 0.20 MB/sec execute 74 sec latency 5680.232 ms 1 2259 0.19 MB/sec execute 75 sec latency 6680.431 ms 1 2259 0.19 MB/sec execute 76 sec latency 7681.164 ms 1 2259 0.19 MB/sec execute 77 sec latency 8681.400 ms 1 2259 0.19 MB/sec execute 78 sec latency 9682.552 ms 1 2259 0.18 MB/sec execute 79 sec latency 10682.767 ms 1 2259 0.18 MB/sec execute 80 sec latency 11684.706 ms 1 2259 0.18 MB/sec execute 81 sec latency 12685.019 ms 1 2259 0.18 MB/sec execute 82 sec latency 13686.773 ms 1 2259 0.17 MB/sec execute 83 sec latency 14687.037 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.17 MB/sec execute 84 sec latency 15688.498 ms 1 2259 0.17 MB/sec execute 85 sec latency 16688.883 ms 1 2259 0.17 MB/sec execute 86 sec latency 17689.095 ms 1 2259 0.17 MB/sec execute 87 sec latency 18689.255 ms 1 2259 0.16 MB/sec execute 88 sec latency 19694.347 ms 1 2259 0.16 MB/sec execute 89 sec latency 20694.641 ms 1 2259 0.16 MB/sec execute 90 sec latency 21695.158 ms oleg629-server: oleg629-server.virtnet: executing set_default_debug -1 all 1 2259 0.16 MB/sec execute 91 sec latency 22695.343 ms pdsh@oleg629-client: oleg629-server: ssh exited with exit code 1 1 2259 0.16 MB/sec execute 92 sec latency 23695.555 ms Started lustre-MDT0001 19:09:37 (1787785777) targets are mounted 19:09:37 (1787785777) facet_failover done 1 2291 0.17 MB/sec execute 93 sec latency 24330.413 ms 1 2350 0.17 MB/sec execute 94 sec latency 112.060 ms 1 2388 0.17 MB/sec execute 95 sec latency 83.400 ms 1 2418 0.16 MB/sec execute 96 sec latency 174.482 ms 1 2452 0.16 MB/sec execute 97 sec latency 99.794 ms 1 2487 0.17 MB/sec execute 98 sec latency 97.983 ms 1 2568 0.17 MB/sec execute 99 sec latency 113.913 ms 1 cleanup 100 sec oleg629-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1475 0 1 cleanup 101 sec 1 cleanup 102 sec mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 cleanup 103 sec 0 cleanup 104 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 381 211.259 34754.865 Close 329 16.214 1421.916 Rename 17 99.112 174.450 Unlink 39 29.762 71.838 Qpathinfo 348 16.151 107.474 Qfileinfo 102 1.794 11.109 Qfsinfo 44 5.049 36.026 Sfileinfo 50 63.071 123.400 Find 119 12.665 49.976 WriteX 372 13.597 87.514 ReadX 431 1.649 109.209 Flush 34 61.413 141.692 Throughput 0.167911 MB/sec 1 clients 1 procs max_latency=34754.879 ms stopping dbench on /mnt/lustre at Wed Aug 26 19:09:48 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre 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 Wed Aug 26 19:09:56 EDT 2026 waiting for dbench pid 70018 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 53.490 ms 1 91 2.10 MB/sec warmup 2 sec latency 125.486 ms 1 138 2.01 MB/sec warmup 3 sec latency 140.408 ms 1 176 1.76 MB/sec warmup 4 sec latency 146.303 ms 1 203 1.58 MB/sec warmup 5 sec latency 416.527 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 263 1.65 MB/sec warmup 6 sec latency 94.431 ms 1 305 1.60 MB/sec warmup 7 sec latency 123.764 ms 1 341 1.53 MB/sec warmup 8 sec latency 118.691 ms 1 382 1.51 MB/sec warmup 9 sec latency 123.947 ms 1 414 1.46 MB/sec warmup 10 sec latency 216.929 ms 1 445 1.42 MB/sec warmup 11 sec latency 281.663 ms 1 485 1.41 MB/sec warmup 12 sec latency 131.155 ms 1 524 1.39 MB/sec warmup 13 sec latency 123.880 ms 1 612 1.50 MB/sec warmup 14 sec latency 74.628 ms 1 674 1.41 MB/sec warmup 15 sec latency 138.703 ms 1 723 1.33 MB/sec warmup 16 sec latency 95.797 ms 1 776 1.26 MB/sec warmup 17 sec latency 82.642 ms 1 801 1.19 MB/sec warmup 18 sec latency 169.219 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Wed Aug 26 19:10:14 EDT 2026 with return code 0 1 861 1.13 MB/sec warmup 19 sec latency 95.240 ms 70018 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 70018 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished