== replay-dual test 26: dbench and tar with mds failover ========================================================== 06:19:24 (1783073964) Starting client oleg257-client.virtnet: -o user_xattr,flock 192.168.202.157@tcp:/lustre /mnt/lustre Started clients oleg257-client.virtnet: 192.168.202.157@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 44895 Started dbench loop with 44896 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 Fri Jul 3 06:19:26 EDT 2026 waiting for dbench pid 44927 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 UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2176 2206336 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 10240 3725312 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 2048 3757056 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 12288 7482368 1% /mnt/lustre 1 91 4.19 MB/sec warmup 1 sec latency 71.046 ms 1 165 3.40 MB/sec warmup 2 sec latency 88.977 ms 1 234 2.96 MB/sec warmup 3 sec latency 120.724 ms 1 313 2.87 MB/sec warmup 4 sec latency 51.232 ms test_26 fail mds1 1 times 1 389 2.76 MB/sec warmup 5 sec latency 85.294 ms Failing mds1 on oleg257-server 1 477 2.78 MB/sec warmup 6 sec latency 61.338 ms Stopping /mnt/lustre-mds1 (opts:) on oleg257-server 1 513 2.53 MB/sec warmup 7 sec latency 568.350 ms 06:19:34 (1783073974) shut down facet: mds1 facet_host: oleg257-server facet_failover_host: oleg257-server 1 513 2.21 MB/sec warmup 8 sec latency 1568.713 ms 1 513 1.97 MB/sec warmup 9 sec latency 2568.912 ms 1 513 1.77 MB/sec warmup 10 sec latency 3569.180 ms 1 513 1.61 MB/sec warmup 11 sec latency 4569.722 ms 1 513 1.48 MB/sec warmup 12 sec latency 5569.947 ms 1 513 1.36 MB/sec warmup 13 sec latency 6570.169 ms 1 513 1.27 MB/sec warmup 14 sec latency 7570.415 ms 1 513 1.18 MB/sec warmup 15 sec latency 8570.603 ms 1 513 1.11 MB/sec warmup 16 sec latency 9571.685 ms 1 513 1.04 MB/sec warmup 17 sec latency 10571.909 ms 1 513 0.98 MB/sec warmup 18 sec latency 11572.154 ms Failover mds1 to oleg257-server mount facets: mds1 1 513 0.93 MB/sec warmup 19 sec latency 12573.414 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 513 0.00 MB/sec execute 1 sec latency 14575.826 ms 1 513 0.00 MB/sec execute 2 sec latency 15577.550 ms oleg257-server: oleg257-server.virtnet: executing set_default_debug -1 all 1 513 0.00 MB/sec execute 3 sec latency 16577.761 ms pdsh@oleg257-client: oleg257-server: ssh exited with exit code 1 Started lustre-MDT0000 06:19:50 (1783073990) targets are mounted 06:19:50 (1783073990) facet_failover done 1 513 0.00 MB/sec execute 4 sec latency 17578.014 ms 1 513 0.00 MB/sec execute 5 sec latency 18578.234 ms 1 513 0.00 MB/sec execute 6 sec latency 19578.433 ms 1 513 0.00 MB/sec execute 7 sec latency 20578.585 ms 1 588 0.31 MB/sec execute 8 sec latency 21209.281 ms 1 692 0.38 MB/sec execute 9 sec latency 92.397 ms oleg257-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 759 0.36 MB/sec execute 10 sec latency 107.794 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 815 0.34 MB/sec execute 11 sec latency 103.923 ms 1 904 0.33 MB/sec execute 12 sec latency 99.148 ms 1 980 0.32 MB/sec execute 13 sec latency 81.453 ms 1 1134 0.38 MB/sec execute 14 sec latency 70.124 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 37888 3692544 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 19456 3713024 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 57344 7405568 1% /mnt/lustre 1 1233 0.36 MB/sec execute 15 sec latency 45.439 ms 1 1415 0.52 MB/sec execute 16 sec latency 58.993 ms 1 1508 0.49 MB/sec execute 17 sec latency 91.444 ms 1 1614 0.47 MB/sec execute 18 sec latency 41.168 ms test_26 fail mds1 2 times 1 1689 0.45 MB/sec execute 19 sec latency 69.659 ms Failing mds1 on oleg257-server Stopping /mnt/lustre-mds1 (opts:) on oleg257-server 1 1814 0.43 MB/sec execute 20 sec latency 60.713 ms 1 1823 0.41 MB/sec execute 21 sec latency 919.358 ms 06:20:08 (1783074008) shut down facet: mds1 facet_host: oleg257-server facet_failover_host: oleg257-server 1 1823 0.39 MB/sec execute 22 sec latency 1920.009 ms 1 1823 0.37 MB/sec execute 23 sec latency 2920.325 ms 1 1823 0.36 MB/sec execute 24 sec latency 3920.544 ms 1 1823 0.34 MB/sec execute 25 sec latency 4920.750 ms 1 1823 0.33 MB/sec execute 26 sec latency 5920.987 ms 1 1823 0.32 MB/sec execute 27 sec latency 6921.215 ms 1 1823 0.31 MB/sec execute 28 sec latency 7921.413 ms 1 1823 0.30 MB/sec execute 29 sec latency 8921.617 ms 1 1823 0.29 MB/sec execute 30 sec latency 9921.869 ms 1 1823 0.28 MB/sec execute 31 sec latency 10922.137 ms Failover mds1 to oleg257-server mount facets: mds1 1 1823 0.27 MB/sec execute 32 sec latency 11922.407 ms 1 1823 0.26 MB/sec execute 33 sec latency 12922.629 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1823 0.25 MB/sec execute 34 sec latency 13923.576 ms 1 1823 0.25 MB/sec execute 35 sec latency 14923.788 ms oleg257-server: oleg257-server.virtnet: executing set_default_debug -1 all pdsh@oleg257-client: oleg257-server: ssh exited with exit code 1 1 1823 0.24 MB/sec execute 36 sec latency 15924.040 ms Started lustre-MDT0000 06:20:22 (1783074022) targets are mounted 06:20:22 (1783074022) facet_failover done 1 1823 0.23 MB/sec execute 37 sec latency 16924.211 ms 1 1834 0.23 MB/sec execute 38 sec latency 17785.911 ms 1 1931 0.22 MB/sec execute 39 sec latency 130.242 ms oleg257-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 2024 0.22 MB/sec execute 40 sec latency 47.056 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2150 0.22 MB/sec execute 41 sec latency 49.868 ms 1 2264 0.22 MB/sec execute 42 sec latency 53.883 ms 1 2377 0.24 MB/sec execute 43 sec latency 154.550 ms 1 2473 0.25 MB/sec execute 44 sec latency 63.957 ms 1 2566 0.25 MB/sec execute 45 sec latency 546.392 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2944 2205568 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 48128 3591168 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 24576 3615744 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 72704 7206912 1% /mnt/lustre 1 2761 0.31 MB/sec execute 46 sec latency 649.297 ms 1 2925 0.34 MB/sec execute 47 sec latency 144.801 ms 1 3023 0.33 MB/sec execute 48 sec latency 79.559 ms 1 3305 0.36 MB/sec execute 49 sec latency 107.591 ms test_26 fail mds1 3 times 1 3516 0.41 MB/sec execute 50 sec latency 51.223 ms Failing mds1 on oleg257-server Stopping /mnt/lustre-mds1 (opts:) on oleg257-server 1 3627 0.41 MB/sec execute 51 sec latency 111.925 ms 1 3627 0.40 MB/sec execute 52 sec latency 1112.190 ms 06:20:39 (1783074039) shut down facet: mds1 facet_host: oleg257-server facet_failover_host: oleg257-server 1 3627 0.39 MB/sec execute 53 sec latency 2112.377 ms 1 3627 0.39 MB/sec execute 54 sec latency 3112.597 ms 1 3627 0.38 MB/sec execute 55 sec latency 4112.800 ms 1 3627 0.37 MB/sec execute 56 sec latency 5113.584 ms 1 3627 0.37 MB/sec execute 57 sec latency 6113.771 ms 1 3627 0.36 MB/sec execute 58 sec latency 7116.018 ms 1 3627 0.35 MB/sec execute 59 sec latency 8116.352 ms 1 3627 0.35 MB/sec execute 60 sec latency 9116.568 ms 1 3627 0.34 MB/sec execute 61 sec latency 10116.868 ms 1 3627 0.34 MB/sec execute 62 sec latency 11117.095 ms Failover mds1 to oleg257-server mount facets: mds1 1 3627 0.33 MB/sec execute 63 sec latency 12117.381 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 3627 0.33 MB/sec execute 64 sec latency 13117.537 ms 1 3627 0.32 MB/sec execute 65 sec latency 14117.805 ms 1 3627 0.32 MB/sec execute 66 sec latency 15118.989 ms oleg257-server: oleg257-server.virtnet: executing set_default_debug -1 all pdsh@oleg257-client: oleg257-server: ssh exited with exit code 1 1 3627 0.31 MB/sec execute 67 sec latency 16119.156 ms Started lustre-MDT0000 06:20:53 (1783074053) targets are mounted 06:20:53 (1783074053) facet_failover done 1 3627 0.31 MB/sec execute 68 sec latency 17119.356 ms 1 3678 0.30 MB/sec execute 69 sec latency 17671.692 ms 1 3797 0.31 MB/sec execute 70 sec latency 45.290 ms oleg257-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 3903 0.31 MB/sec execute 71 sec latency 42.051 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 4006 0.31 MB/sec execute 72 sec latency 37.280 ms 1 4123 0.31 MB/sec execute 73 sec latency 40.307 ms 1 4240 0.30 MB/sec execute 74 sec latency 186.789 ms 1 4315 0.30 MB/sec execute 75 sec latency 128.616 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 3712 2204800 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 54272 3593216 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 24576 3628032 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 78848 7221248 2% /mnt/lustre 1 4415 0.30 MB/sec execute 76 sec latency 92.969 ms 1 4496 0.30 MB/sec execute 77 sec latency 78.009 ms 1 4619 0.31 MB/sec execute 78 sec latency 73.582 ms 1 4764 0.31 MB/sec execute 79 sec latency 43.795 ms test_26 fail mds1 4 times Failing mds1 on oleg257-server 1 4896 0.32 MB/sec execute 80 sec latency 147.132 ms Stopping /mnt/lustre-mds1 (opts:) on oleg257-server 1 4984 0.34 MB/sec execute 81 sec latency 476.872 ms 06:21:08 (1783074068) shut down facet: mds1 facet_host: oleg257-server facet_failover_host: oleg257-server 1 4984 0.33 MB/sec execute 82 sec latency 1477.056 ms 1 4984 0.33 MB/sec execute 83 sec latency 2477.266 ms 1 4984 0.33 MB/sec execute 84 sec latency 3477.513 ms 1 4984 0.32 MB/sec execute 85 sec latency 4478.612 ms 1 4984 0.32 MB/sec execute 86 sec latency 5478.841 ms 1 4984 0.31 MB/sec execute 87 sec latency 6480.144 ms 1 4984 0.31 MB/sec execute 88 sec latency 7480.290 ms 1 4984 0.31 MB/sec execute 89 sec latency 8480.483 ms 1 4984 0.30 MB/sec execute 90 sec latency 9480.911 ms 1 4984 0.30 MB/sec execute 91 sec latency 10481.116 ms Failover mds1 to oleg257-server mount facets: mds1 1 4984 0.30 MB/sec execute 92 sec latency 11481.234 ms 1 4984 0.29 MB/sec execute 93 sec latency 12481.364 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 4984 0.29 MB/sec execute 94 sec latency 13481.536 ms 1 4984 0.29 MB/sec execute 95 sec latency 14481.714 ms oleg257-server: oleg257-server.virtnet: executing set_default_debug -1 all 1 4984 0.29 MB/sec execute 96 sec latency 15481.930 ms pdsh@oleg257-client: oleg257-server: ssh exited with exit code 1 Started lustre-MDT0000 06:21:23 (1783074083) targets are mounted 06:21:23 (1783074083) facet_failover done 1 4984 0.28 MB/sec execute 97 sec latency 16482.112 ms 1 4984 0.28 MB/sec execute 98 sec latency 17482.280 ms 1 4984 0.28 MB/sec execute 99 sec latency 18482.478 ms 1 cleanup 100 sec oleg257-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 cleanup 101 sec 0 cleanup 101 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 755 98.649 21209.266 Close 572 4.698 20.836 Rename 36 35.371 60.363 Unlink 143 12.403 30.105 Qpathinfo 691 32.767 17785.899 Qfileinfo 135 1.181 6.613 Qfsinfo 135 0.737 6.547 Sfileinfo 84 23.697 45.391 Find 266 2.951 27.341 WriteX 460 4.722 27.156 ReadX 1193 0.578 34.853 LockX 2 3.970 4.653 UnlockX 2 3.100 3.859 Flush 68 56.917 186.772 Throughput 0.276761 MB/sec 1 clients 1 procs max_latency=21209.281 ms stopping dbench on /mnt/lustre at Fri Jul 3 06:21:28 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 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 Fri Jul 3 06:21:31 EDT 2026 waiting for dbench pid 48871 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 90 4.19 MB/sec warmup 1 sec latency 96.637 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 4224 2204288 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 53248 3682304 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 52224 3686400 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 105472 7368704 2% /mnt/lustre 1 157 3.27 MB/sec warmup 2 sec latency 82.946 ms 1 226 2.87 MB/sec warmup 3 sec latency 77.016 ms 1 313 2.87 MB/sec warmup 4 sec latency 95.517 ms 1 421 2.97 MB/sec warmup 5 sec latency 52.528 ms test_26 fail mds1 5 times 1 529 3.05 MB/sec warmup 6 sec latency 61.687 ms Failing mds1 on oleg257-server 1 666 3.02 MB/sec warmup 7 sec latency 199.578 ms Stopping /mnt/lustre-mds1 (opts:) on oleg257-server 1 717 2.66 MB/sec warmup 8 sec latency 340.103 ms 06:21:40 (1783074100) shut down 1 717 2.36 MB/sec warmup 9 sec latency 1340.237 ms facet: mds1 facet_host: oleg257-server facet_failover_host: oleg257-server 1 717 2.13 MB/sec warmup 10 sec latency 2340.453 ms 1 717 1.93 MB/sec warmup 11 sec latency 3340.626 ms 1 717 1.77 MB/sec warmup 12 sec latency 4340.878 ms 1 717 1.64 MB/sec warmup 13 sec latency 5341.112 ms 1 717 1.52 MB/sec warmup 14 sec latency 6341.344 ms 1 717 1.42 MB/sec warmup 15 sec latency 7341.608 ms 1 717 1.33 MB/sec warmup 16 sec latency 8341.804 ms 1 717 1.25 MB/sec warmup 17 sec latency 9341.980 ms 1 717 1.18 MB/sec warmup 18 sec latency 10342.167 ms 1 717 1.12 MB/sec warmup 19 sec latency 11342.412 ms Failover mds1 to oleg257-server mount facets: mds1 Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 717 0.00 MB/sec execute 1 sec latency 13342.830 ms 1 717 0.00 MB/sec execute 2 sec latency 14343.010 ms 1 717 0.00 MB/sec execute 3 sec latency 15343.222 ms oleg257-server: oleg257-server.virtnet: executing set_default_debug -1 all pdsh@oleg257-client: oleg257-server: ssh exited with exit code 1 1 717 0.00 MB/sec execute 4 sec latency 16343.355 ms Started lustre-MDT0000 06:21:55 (1783074115) targets are mounted 06:21:55 (1783074115) facet_failover done 1 717 0.00 MB/sec execute 5 sec latency 17343.477 ms 1 747 0.01 MB/sec execute 6 sec latency 17836.734 ms 1 848 0.04 MB/sec execute 7 sec latency 111.501 ms oleg257-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 916 0.06 MB/sec execute 8 sec latency 66.203 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 988 0.07 MB/sec execute 9 sec latency 110.145 ms 1 1086 0.16 MB/sec execute 10 sec latency 99.198 ms 1 1193 0.16 MB/sec execute 11 sec latency 49.165 ms 1 1380 0.39 MB/sec execute 12 sec latency 36.948 ms 1 1487 0.37 MB/sec execute 13 sec latency 129.756 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 4224 2204288 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 20480 3696640 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 47104 3672064 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 67584 7368704 1% /mnt/lustre 1 1576 0.35 MB/sec execute 14 sec latency 46.439 ms 1 1642 0.33 MB/sec execute 15 sec latency 230.162 ms 1 1751 0.31 MB/sec execute 16 sec latency 59.197 ms test_26 fail mds1 6 times 1 1884 0.30 MB/sec execute 17 sec latency 71.013 ms Failing mds1 on oleg257-server 1 2000 0.29 MB/sec execute 18 sec latency 214.273 ms Stopping /mnt/lustre-mds1 (opts:) on oleg257-server 1 2062 0.28 MB/sec execute 19 sec latency 481.932 ms 06:22:10 (1783074130) shut down facet: mds1 facet_host: oleg257-server facet_failover_host: oleg257-server 1 2062 0.27 MB/sec execute 20 sec latency 1482.324 ms 1 2062 0.25 MB/sec execute 21 sec latency 2482.518 ms 1 2062 0.24 MB/sec execute 22 sec latency 3482.745 ms 1 2062 0.23 MB/sec execute 23 sec latency 4482.983 ms 1 2062 0.22 MB/sec execute 24 sec latency 5483.568 ms 1 2062 0.21 MB/sec execute 25 sec latency 6483.851 ms 1 2062 0.21 MB/sec execute 26 sec latency 7484.099 ms 1 2062 0.20 MB/sec execute 27 sec latency 8486.722 ms 1 2062 0.19 MB/sec execute 28 sec latency 9486.964 ms 1 2062 0.18 MB/sec execute 29 sec latency 10487.205 ms Failover mds1 to oleg257-server mount facets: mds1 1 2062 0.18 MB/sec execute 30 sec latency 11491.240 ms 1 2062 0.17 MB/sec execute 31 sec latency 12491.416 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 2062 0.17 MB/sec execute 32 sec latency 13491.730 ms 1 2062 0.16 MB/sec execute 33 sec latency 14491.980 ms oleg257-server: oleg257-server.virtnet: executing set_default_debug -1 all 1 2062 0.16 MB/sec execute 34 sec latency 15492.192 ms pdsh@oleg257-client: oleg257-server: ssh exited with exit code 1 Started lustre-MDT0000 06:22:25 (1783074145) targets are mounted 06:22:25 (1783074145) facet_failover done 1 2062 0.15 MB/sec execute 35 sec latency 16492.381 ms 1 2062 0.15 MB/sec execute 36 sec latency 17492.562 ms 1 2062 0.14 MB/sec execute 37 sec latency 18492.747 ms 1 2062 0.14 MB/sec execute 38 sec latency 19492.881 ms 1 2062 0.14 MB/sec execute 39 sec latency 20493.078 ms 1 2062 0.13 MB/sec execute 40 sec latency 21493.286 ms 1 2094 0.13 MB/sec execute 41 sec latency 22137.617 ms 1 2198 0.13 MB/sec execute 42 sec latency 62.602 ms oleg257-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 2358 0.15 MB/sec execute 43 sec latency 80.678 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2433 0.15 MB/sec execute 44 sec latency 172.588 ms 1 2566 0.17 MB/sec execute 45 sec latency 166.828 ms 1 2596 0.17 MB/sec execute 46 sec latency 672.096 ms 1 2880 0.23 MB/sec execute 47 sec latency 134.476 ms 1 2975 0.25 MB/sec execute 48 sec latency 194.518 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210176 3072 2205056 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 15360 3739648 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 52224 3696640 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 67584 7436288 1% /mnt/lustre 1 3170 0.26 MB/sec execute 49 sec latency 108.648 ms 1 3279 0.28 MB/sec execute 50 sec latency 115.173 ms 1 3451 0.31 MB/sec execute 51 sec latency 72.482 ms 1 3629 0.33 MB/sec execute 52 sec latency 33.244 ms test_26 fail mds1 7 times 1 3724 0.33 MB/sec execute 53 sec latency 48.222 ms Failing mds1 on oleg257-server Stopping /mnt/lustre-mds1 (opts:) on oleg257-server 1 3820 0.34 MB/sec execute 54 sec latency 57.302 ms 1 3820 0.34 MB/sec execute 55 sec latency 1049.920 ms 06:22:46 (1783074166) shut down facet: mds1 facet_host: oleg257-server facet_failover_host: oleg257-server 1 3820 0.33 MB/sec execute 56 sec latency 2050.174 ms 1 3820 0.32 MB/sec execute 57 sec latency 3050.651 ms 1 3820 0.32 MB/sec execute 58 sec latency 4050.963 ms 1 3820 0.31 MB/sec execute 59 sec latency 5051.194 ms 1 3820 0.31 MB/sec execute 60 sec latency 6051.443 ms 1 3820 0.30 MB/sec execute 61 sec latency 7051.718 ms 1 3820 0.30 MB/sec execute 62 sec latency 8051.963 ms 1 3820 0.29 MB/sec execute 63 sec latency 9052.184 ms 1 3820 0.29 MB/sec execute 64 sec latency 10052.423 ms 1 3820 0.28 MB/sec execute 65 sec latency 11052.735 ms Failover mds1 to oleg257-server mount facets: mds1 1 3820 0.28 MB/sec execute 66 sec latency 12053.037 ms 1 3820 0.28 MB/sec execute 67 sec latency 13056.029 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 3820 0.27 MB/sec execute 68 sec latency 14056.271 ms 1 3820 0.27 MB/sec execute 69 sec latency 15056.550 ms oleg257-server: oleg257-server.virtnet: executing set_default_debug -1 all 1 3820 0.26 MB/sec execute 70 sec latency 16056.817 ms pdsh@oleg257-client: oleg257-server: ssh exited with exit code 1 1 3820 0.26 MB/sec execute 71 sec latency 17057.508 ms Started lustre-MDT0000 06:23:02 (1783074182) targets are mounted 06:23:02 (1783074182) facet_failover done 1 3820 0.26 MB/sec execute 72 sec latency 18057.702 ms 1 3820 0.25 MB/sec execute 73 sec latency 19057.927 ms 1 3820 0.25 MB/sec execute 74 sec latency 20058.109 ms 1 3820 0.25 MB/sec execute 75 sec latency 21059.107 ms 1 3820 0.24 MB/sec execute 76 sec latency 22059.240 ms 1 3912 0.24 MB/sec execute 77 sec latency 22059.680 ms 1 3983 0.24 MB/sec execute 78 sec latency 58.923 ms oleg257-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 4052 0.24 MB/sec execute 79 sec latency 53.015 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 4144 0.23 MB/sec execute 80 sec latency 51.316 ms 1 4238 0.23 MB/sec execute 81 sec latency 112.786 ms 1 4306 0.23 MB/sec execute 82 sec latency 109.673 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive tar: Error is not recoverable: exiting now 1 4391 0.23 MB/sec execute 83 sec latency 58.686 ms dbench killed by signal 15 stopping dbench on /mnt/lustre at Fri Jul 3 06:23:14 EDT 2026 with return code 0 48871 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 48871 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished