== replay-dual test 26: dbench and tar with mds failover ========================================================== 09:53:01 (1773237181) Starting client oleg224-client.virtnet: -o user_xattr,flock 192.168.202.124@tcp:/lustre /mnt/lustre Started clients oleg224-client.virtnet: 192.168.202.124@tcp:/lustre on /mnt/lustre type lustre (rw,checksum,encrypt,flock,lazystatfs,lruresize,nolock,statfs_project,nouser_fid2path,user_xattr,verbose) Started tar loop with pid 46045 Started dbench loop with 46046 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 Mar 11 09:53:02 EDT 2026 waiting for dbench pid 46076 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 1 132 5.76 MB/sec warmup 1 sec latency 60.224 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 1736 1269568 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3833116 27040 3578864 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1456 3605536 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 28496 7184400 1% /mnt/lustre 1 218 4.18 MB/sec warmup 2 sec latency 173.775 ms 1 324 3.91 MB/sec warmup 3 sec latency 69.137 ms 1 446 3.91 MB/sec warmup 4 sec latency 42.256 ms 1 611 4.19 MB/sec warmup 5 sec latency 37.293 ms test_26 fail mds1 1 times 1 736 3.55 MB/sec warmup 6 sec latency 62.273 ms Failing mds1 on oleg224-server Stopping /mnt/lustre-mds1 (opts:) on oleg224-server 1 849 3.08 MB/sec warmup 7 sec latency 62.923 ms 1 858 2.70 MB/sec warmup 8 sec latency 929.117 ms 09:53:11 (1773237191) shut down facet: mds1 facet_host: oleg224-server facet_failover_host: oleg224-server 1 858 2.40 MB/sec warmup 9 sec latency 1929.374 ms 1 858 2.16 MB/sec warmup 10 sec latency 2929.617 ms 1 858 1.96 MB/sec warmup 11 sec latency 3929.790 ms 1 858 1.80 MB/sec warmup 12 sec latency 4930.009 ms 1 858 1.66 MB/sec warmup 13 sec latency 5930.359 ms 1 858 1.54 MB/sec warmup 14 sec latency 6930.594 ms 1 858 1.44 MB/sec warmup 15 sec latency 7930.821 ms 1 858 1.35 MB/sec warmup 16 sec latency 8931.099 ms 1 858 1.27 MB/sec warmup 17 sec latency 9931.367 ms 1 858 1.20 MB/sec warmup 18 sec latency 10931.601 ms Failover mds1 to oleg224-server mount facets: mds1 1 858 1.14 MB/sec warmup 19 sec latency 11931.757 ms 1 858 0.00 MB/sec execute 1 sec latency 13932.017 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 858 0.00 MB/sec execute 2 sec latency 14932.264 ms 1 858 0.00 MB/sec execute 3 sec latency 15932.454 ms oleg224-server: oleg224-server.virtnet: executing set_default_debug -1 all pdsh@oleg224-client: oleg224-server: ssh exited with exit code 1 1 858 0.00 MB/sec execute 4 sec latency 16932.683 ms Started lustre-MDT0000 09:53:27 (1773237207) targets are mounted 09:53:27 (1773237207) facet_failover done 1 858 0.00 MB/sec execute 5 sec latency 17932.845 ms 1 858 0.00 MB/sec execute 6 sec latency 18932.970 ms 1 858 0.00 MB/sec execute 7 sec latency 19933.124 ms oleg224-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 884 0.01 MB/sec execute 8 sec latency 20015.235 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 940 0.02 MB/sec execute 9 sec latency 700.675 ms 1 1041 0.13 MB/sec execute 10 sec latency 86.774 ms 1 1200 0.13 MB/sec execute 11 sec latency 32.654 ms 1 1410 0.37 MB/sec execute 12 sec latency 29.042 ms 1 1502 0.34 MB/sec execute 13 sec latency 258.120 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 1976 1269328 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3833116 40500 3560512 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 17264 3583956 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 57764 7144468 1% /mnt/lustre 1 1576 0.33 MB/sec execute 14 sec latency 52.538 ms 1 1696 0.31 MB/sec execute 15 sec latency 50.746 ms 1 1840 0.30 MB/sec execute 16 sec latency 82.505 ms 1 2004 0.29 MB/sec execute 17 sec latency 58.709 ms test_26 fail mds1 2 times 1 2162 0.29 MB/sec execute 18 sec latency 44.212 ms Failing mds1 on oleg224-server Stopping /mnt/lustre-mds1 (opts:) on oleg224-server 1 2357 0.33 MB/sec execute 19 sec latency 44.622 ms 1 2388 0.32 MB/sec execute 20 sec latency 675.694 ms 09:53:43 (1773237223) shut down facet: mds1 facet_host: oleg224-server facet_failover_host: oleg224-server 1 2388 0.30 MB/sec execute 21 sec latency 1675.936 ms 1 2388 0.29 MB/sec execute 22 sec latency 2676.173 ms 1 2388 0.28 MB/sec execute 23 sec latency 3676.523 ms 1 2388 0.27 MB/sec execute 24 sec latency 4676.764 ms 1 2388 0.26 MB/sec execute 25 sec latency 5676.983 ms 1 2388 0.25 MB/sec execute 26 sec latency 6677.251 ms 1 2388 0.24 MB/sec execute 27 sec latency 7677.469 ms 1 2388 0.23 MB/sec execute 28 sec latency 8677.663 ms 1 2388 0.22 MB/sec execute 29 sec latency 9677.870 ms 1 2388 0.21 MB/sec execute 30 sec latency 10678.107 ms Failover mds1 to oleg224-server mount facets: mds1 1 2388 0.21 MB/sec execute 31 sec latency 11679.913 ms 1 2388 0.20 MB/sec execute 32 sec latency 12680.137 ms 1 2388 0.19 MB/sec execute 33 sec latency 13680.413 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 2388 0.19 MB/sec execute 34 sec latency 14680.663 ms 1 2388 0.18 MB/sec execute 35 sec latency 15680.879 ms oleg224-server: oleg224-server.virtnet: executing set_default_debug -1 all 1 2388 0.18 MB/sec execute 36 sec latency 16681.048 ms pdsh@oleg224-client: oleg224-server: ssh exited with exit code 1 Started lustre-MDT0000 09:53:59 (1773237239) targets are mounted 09:53:59 (1773237239) facet_failover done 1 2395 0.17 MB/sec execute 37 sec latency 17625.966 ms 1 2560 0.19 MB/sec execute 38 sec latency 45.268 ms oleg224-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 2880 0.27 MB/sec execute 39 sec latency 33.009 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 3012 0.30 MB/sec execute 40 sec latency 56.212 ms 1 3357 0.34 MB/sec execute 41 sec latency 50.605 ms 1 3565 0.40 MB/sec execute 42 sec latency 47.818 ms 1 3736 0.41 MB/sec execute 43 sec latency 24.661 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2376 1268928 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3833116 48244 3553044 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 22084 3580348 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 70328 7133392 1% /mnt/lustre 1 3868 0.41 MB/sec execute 44 sec latency 72.030 ms 1 3998 0.41 MB/sec execute 45 sec latency 39.297 ms 1 4123 0.40 MB/sec execute 46 sec latency 51.397 ms 1 4263 0.40 MB/sec execute 47 sec latency 103.436 ms 1 4374 0.40 MB/sec execute 48 sec latency 58.313 ms test_26 fail mds1 3 times Failing mds1 on oleg224-server 1 4521 0.39 MB/sec execute 49 sec latency 31.977 ms Stopping /mnt/lustre-mds1 (opts:) on oleg224-server 1 4597 0.41 MB/sec execute 50 sec latency 454.495 ms 09:54:13 (1773237253) shut down facet: mds1 facet_host: oleg224-server facet_failover_host: oleg224-server 1 4597 0.40 MB/sec execute 51 sec latency 1454.713 ms 1 4597 0.39 MB/sec execute 52 sec latency 2454.907 ms 1 4597 0.39 MB/sec execute 53 sec latency 3455.080 ms 1 4597 0.38 MB/sec execute 54 sec latency 4455.255 ms 1 4597 0.37 MB/sec execute 55 sec latency 5455.433 ms 1 4597 0.36 MB/sec execute 56 sec latency 6455.614 ms 1 4597 0.36 MB/sec execute 57 sec latency 7455.778 ms 1 4597 0.35 MB/sec execute 58 sec latency 8456.039 ms 1 4597 0.35 MB/sec execute 59 sec latency 9456.272 ms 1 4597 0.34 MB/sec execute 60 sec latency 10456.545 ms Failover mds1 to oleg224-server mount facets: mds1 1 4597 0.33 MB/sec execute 61 sec latency 11456.737 ms 1 4597 0.33 MB/sec execute 62 sec latency 12456.974 ms 1 4597 0.32 MB/sec execute 63 sec latency 13457.198 ms 1 4597 0.32 MB/sec execute 64 sec latency 14457.662 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 4597 0.31 MB/sec execute 65 sec latency 15457.855 ms 1 4597 0.31 MB/sec execute 66 sec latency 16457.980 ms oleg224-server: oleg224-server.virtnet: executing set_default_debug -1 all pdsh@oleg224-client: oleg224-server: ssh exited with exit code 1 1 4597 0.30 MB/sec execute 67 sec latency 17458.107 ms Started lustre-MDT0000 09:54:30 (1773237270) targets are mounted 09:54:30 (1773237270) facet_failover done 1 4597 0.30 MB/sec execute 68 sec latency 18458.242 ms 1 4597 0.30 MB/sec execute 69 sec latency 19458.400 ms 1 4694 0.29 MB/sec execute 70 sec latency 19654.783 ms oleg224-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 4810 0.29 MB/sec execute 71 sec latency 41.928 ms 1 5023 0.33 MB/sec execute 72 sec latency 35.260 ms 1 5174 0.32 MB/sec execute 73 sec latency 55.146 ms 1 5336 0.32 MB/sec execute 74 sec latency 32.678 ms 1 5515 0.32 MB/sec execute 75 sec latency 28.605 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2848 1268456 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3833116 49516 3556628 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 23640 3582628 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 73156 7139256 2% /mnt/lustre 1 5663 0.32 MB/sec execute 76 sec latency 36.746 ms 1 5820 0.32 MB/sec execute 77 sec latency 40.962 ms 1 5954 0.33 MB/sec execute 78 sec latency 115.593 ms 1 6132 0.34 MB/sec execute 79 sec latency 43.196 ms test_26 fail mds1 4 times 1 6458 0.38 MB/sec execute 80 sec latency 40.486 ms Failing mds1 on oleg224-server Stopping /mnt/lustre-mds1 (opts:) on oleg224-server 1 6731 0.39 MB/sec execute 81 sec latency 51.039 ms 1 6759 0.39 MB/sec execute 82 sec latency 855.424 ms 09:54:45 (1773237285) shut down facet: mds1 facet_host: oleg224-server facet_failover_host: oleg224-server 1 6759 0.38 MB/sec execute 83 sec latency 1855.607 ms 1 6759 0.38 MB/sec execute 84 sec latency 2855.838 ms 1 6759 0.37 MB/sec execute 85 sec latency 3856.075 ms 1 6759 0.37 MB/sec execute 86 sec latency 4856.281 ms 1 6759 0.37 MB/sec execute 87 sec latency 5856.593 ms 1 6759 0.36 MB/sec execute 88 sec latency 6856.782 ms 1 6759 0.36 MB/sec execute 89 sec latency 7856.933 ms 1 6759 0.35 MB/sec execute 90 sec latency 8857.099 ms 1 6759 0.35 MB/sec execute 91 sec latency 9857.274 ms 1 6759 0.35 MB/sec execute 92 sec latency 10857.491 ms Failover mds1 to oleg224-server mount facets: mds1 1 6759 0.34 MB/sec execute 93 sec latency 11857.672 ms 1 6759 0.34 MB/sec execute 94 sec latency 12857.893 ms 1 6759 0.33 MB/sec execute 95 sec latency 13858.084 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 6759 0.33 MB/sec execute 96 sec latency 14858.318 ms 1 6759 0.33 MB/sec execute 97 sec latency 15858.517 ms oleg224-server: oleg224-server.virtnet: executing set_default_debug -1 all pdsh@oleg224-client: oleg224-server: ssh exited with exit code 1 Started lustre-MDT0000 09:55:00 (1773237300) targets are mounted 09:55:00 (1773237300) facet_failover done 1 6759 0.32 MB/sec execute 98 sec latency 16858.726 ms 1 6759 0.32 MB/sec execute 99 sec latency 17858.844 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 1 cleanup 106 sec 1 cleanup 107 sec 1 cleanup 108 sec 1 cleanup 109 sec oleg224-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 0 cleanup 110 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 978 17.652 191.377 Close 754 29.892 20015.216 Rename 45 419.902 17625.935 Unlink 168 172.664 27465.071 Qpathinfo 953 26.184 19654.767 Qfileinfo 179 0.926 6.949 Qfsinfo 146 0.632 8.858 Sfileinfo 89 20.020 55.572 Find 334 2.642 31.621 WriteX 514 4.389 27.826 ReadX 1670 0.663 83.673 LockX 4 2.271 2.563 UnlockX 4 2.368 2.748 Flush 64 24.548 103.275 Throughput 0.32141 MB/sec 1 clients 1 procs max_latency=20015.235 ms stopping dbench on /mnt/lustre at Wed Mar 11 09:55:13 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 Wed Mar 11 09:55:14 EDT 2026 waiting for dbench pid 50221 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 1 153 6.48 MB/sec warmup 1 sec latency 38.705 ms 1 230 4.44 MB/sec warmup 2 sec latency 170.174 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2492 1268812 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3833116 70144 3534424 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 19188 3587720 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 89332 7122144 2% /mnt/lustre 1 360 4.26 MB/sec warmup 3 sec latency 73.084 ms 1 503 4.37 MB/sec warmup 4 sec latency 40.490 ms 1 699 4.24 MB/sec warmup 5 sec latency 82.179 ms 1 849 3.60 MB/sec warmup 6 sec latency 48.967 ms 1 890 3.10 MB/sec warmup 7 sec latency 539.240 ms test_26 fail mds1 5 times Failing mds1 on oleg224-server Stopping /mnt/lustre-mds1 (opts:) on oleg224-server 1 1005 2.76 MB/sec warmup 8 sec latency 70.126 ms 1 1076 2.55 MB/sec warmup 9 sec latency 703.997 ms 09:55:24 (1773237324) shut down facet: mds1 facet_host: oleg224-server facet_failover_host: oleg224-server 1 1076 2.29 MB/sec warmup 10 sec latency 1704.197 ms 1 1076 2.08 MB/sec warmup 11 sec latency 2704.369 ms 1 1076 1.91 MB/sec warmup 12 sec latency 3704.567 ms 1 1076 1.76 MB/sec warmup 13 sec latency 4704.786 ms 1 1076 1.64 MB/sec warmup 14 sec latency 5704.970 ms 1 1076 1.53 MB/sec warmup 15 sec latency 6705.180 ms 1 1076 1.43 MB/sec warmup 16 sec latency 7705.374 ms 1 1076 1.35 MB/sec warmup 17 sec latency 8705.545 ms 1 1076 1.27 MB/sec warmup 18 sec latency 9705.779 ms 1 1076 1.21 MB/sec warmup 19 sec latency 10706.004 ms Failover mds1 to oleg224-server mount facets: mds1 1 1076 0.00 MB/sec execute 1 sec latency 12706.325 ms 1 1076 0.00 MB/sec execute 2 sec latency 13706.505 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 1076 0.00 MB/sec execute 3 sec latency 14706.759 ms 1 1076 0.00 MB/sec execute 4 sec latency 15706.945 ms oleg224-server: oleg224-server.virtnet: executing set_default_debug -1 all pdsh@oleg224-client: oleg224-server: ssh exited with exit code 1 1 1076 0.00 MB/sec execute 5 sec latency 16707.075 ms Started lustre-MDT0000 09:55:40 (1773237340) targets are mounted 09:55:40 (1773237340) facet_failover done 1 1076 0.00 MB/sec execute 6 sec latency 17707.223 ms 1 1084 0.00 MB/sec execute 7 sec latency 18563.246 ms oleg224-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 1231 0.02 MB/sec execute 8 sec latency 38.719 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1403 0.34 MB/sec execute 9 sec latency 81.038 ms 1 1511 0.31 MB/sec execute 10 sec latency 140.084 ms 1 1634 0.30 MB/sec execute 11 sec latency 65.450 ms 1 1805 0.28 MB/sec execute 12 sec latency 77.988 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 1876 1269428 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3833116 46160 3560692 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 12124 3594724 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 58284 7155416 1% /mnt/lustre 1 1986 0.27 MB/sec execute 13 sec latency 77.144 ms 1 2156 0.27 MB/sec execute 14 sec latency 25.882 ms 1 2358 0.33 MB/sec execute 15 sec latency 42.474 ms 1 2502 0.36 MB/sec execute 16 sec latency 31.678 ms test_26 fail mds1 6 times 1 2880 0.55 MB/sec execute 17 sec latency 41.024 ms Failing mds1 on oleg224-server Stopping /mnt/lustre-mds1 (opts:) on oleg224-server 1 3023 0.59 MB/sec execute 18 sec latency 39.178 ms 1 3183 0.59 MB/sec execute 19 sec latency 802.386 ms 09:55:54 (1773237354) shut down facet: mds1 facet_host: oleg224-server facet_failover_host: oleg224-server 1 3183 0.56 MB/sec execute 20 sec latency 1802.551 ms 1 3183 0.53 MB/sec execute 21 sec latency 2802.750 ms 1 3183 0.51 MB/sec execute 22 sec latency 3803.016 ms 1 3183 0.49 MB/sec execute 23 sec latency 4803.256 ms 1 3183 0.47 MB/sec execute 24 sec latency 5803.564 ms 1 3183 0.45 MB/sec execute 25 sec latency 6803.895 ms 1 3183 0.43 MB/sec execute 26 sec latency 7804.078 ms 1 3183 0.41 MB/sec execute 27 sec latency 8804.297 ms 1 3183 0.40 MB/sec execute 28 sec latency 9804.537 ms 1 3183 0.39 MB/sec execute 29 sec latency 10804.771 ms Failover mds1 to oleg224-server mount facets: mds1 1 3183 0.37 MB/sec execute 30 sec latency 11805.016 ms 1 3183 0.36 MB/sec execute 31 sec latency 12805.230 ms 1 3183 0.35 MB/sec execute 32 sec latency 13805.436 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 3183 0.34 MB/sec execute 33 sec latency 14805.579 ms 1 3183 0.33 MB/sec execute 34 sec latency 15805.870 ms oleg224-server: oleg224-server.virtnet: executing set_default_debug -1 all pdsh@oleg224-client: oleg224-server: ssh exited with exit code 1 Started lustre-MDT0000 09:56:09 (1773237369) targets are mounted 09:56:09 (1773237369) facet_failover done 1 3183 0.32 MB/sec execute 35 sec latency 16806.091 ms 1 3183 0.31 MB/sec execute 36 sec latency 17806.224 ms 1 3190 0.31 MB/sec execute 37 sec latency 18694.615 ms oleg224-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 3509 0.41 MB/sec execute 38 sec latency 28.692 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 3705 0.41 MB/sec execute 39 sec latency 20.297 ms 1 3878 0.42 MB/sec execute 40 sec latency 22.890 ms 1 4022 0.42 MB/sec execute 41 sec latency 25.114 ms 1 4103 0.41 MB/sec execute 42 sec latency 73.389 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2076 1269228 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3833116 46876 3555924 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 12512 3585968 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 59388 7141892 1% /mnt/lustre 1 4212 0.40 MB/sec execute 43 sec latency 90.589 ms 1 4360 0.40 MB/sec execute 44 sec latency 55.290 ms 1 4444 0.40 MB/sec execute 45 sec latency 552.844 ms 1 4613 0.41 MB/sec execute 46 sec latency 31.710 ms test_26 fail mds1 7 times 1 4784 0.41 MB/sec execute 47 sec latency 29.753 ms Failing mds1 on oleg224-server Stopping /mnt/lustre-mds1 (opts:) on oleg224-server 1 5007 0.46 MB/sec execute 48 sec latency 31.356 ms 1 5021 0.45 MB/sec execute 49 sec latency 906.529 ms 1 5021 0.44 MB/sec execute 50 sec latency 1906.718 ms 1 5021 0.44 MB/sec execute 51 sec latency 2906.954 ms 1 5021 0.43 MB/sec execute 52 sec latency 3907.205 ms 1 5021 0.42 MB/sec execute 53 sec latency 4907.425 ms 1 5021 0.41 MB/sec execute 54 sec latency 5907.553 ms 09:56:29 (1773237389) shut down facet: mds1 facet_host: oleg224-server facet_failover_host: oleg224-server 1 5021 0.40 MB/sec execute 55 sec latency 6907.732 ms 1 5021 0.40 MB/sec execute 56 sec latency 7907.889 ms 1 5021 0.39 MB/sec execute 57 sec latency 8908.063 ms 1 5021 0.38 MB/sec execute 58 sec latency 9908.212 ms 1 5021 0.38 MB/sec execute 59 sec latency 10908.419 ms 1 5021 0.37 MB/sec execute 60 sec latency 11908.590 ms 1 5021 0.36 MB/sec execute 61 sec latency 12908.762 ms 1 5021 0.36 MB/sec execute 62 sec latency 13908.964 ms 1 5021 0.35 MB/sec execute 63 sec latency 14909.134 ms 1 5021 0.35 MB/sec execute 64 sec latency 15909.332 ms Failover mds1 to oleg224-server mount facets: mds1 1 5021 0.34 MB/sec execute 65 sec latency 16909.497 ms 1 5021 0.34 MB/sec execute 66 sec latency 17909.680 ms 1 5021 0.33 MB/sec execute 67 sec latency 18909.811 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 5021 0.33 MB/sec execute 68 sec latency 19909.991 ms 1 5021 0.32 MB/sec execute 69 sec latency 20910.218 ms oleg224-server: oleg224-server.virtnet: executing set_default_debug -1 all pdsh@oleg224-client: oleg224-server: ssh exited with exit code 1 Started lustre-MDT0000 09:56:44 (1773237404) targets are mounted 09:56:44 (1773237404) facet_failover done 1 5021 0.32 MB/sec execute 70 sec latency 21910.455 ms 1 5021 0.31 MB/sec execute 71 sec latency 22910.711 ms 1 5021 0.31 MB/sec execute 72 sec latency 23910.978 ms 1 5021 0.30 MB/sec execute 73 sec latency 24911.240 ms 1 5021 0.30 MB/sec execute 74 sec latency 25911.437 ms 1 5021 0.30 MB/sec execute 75 sec latency 26911.630 ms 1 5021 0.29 MB/sec execute 76 sec latency 27911.764 ms 1 5042 0.29 MB/sec execute 77 sec latency 28727.708 ms oleg224-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 5220 0.29 MB/sec execute 78 sec latency 26.386 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 5410 0.29 MB/sec execute 79 sec latency 29.503 ms 1 5579 0.28 MB/sec execute 80 sec latency 39.691 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 5752 0.28 MB/sec execute 81 sec latency 31.630 ms 1 5946 0.29 MB/sec execute 82 sec latency 63.327 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Wed Mar 11 09:56:57 EDT 2026 with return code 0 50221 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 50221 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished