== replay-dual test 26: dbench and tar with mds failover ========================================================== 22:11:29 (1772680289) Starting client oleg452-client.virtnet: -o user_xattr,flock 192.168.204.152@tcp:/lustre /mnt/lustre Started clients oleg452-client.virtnet: 192.168.204.152@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 44674 Started dbench loop with 44675 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 4 22:11:31 EST 2026 waiting for dbench pid 44707 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 2210688 3456 2205184 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 3072 3748864 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 30720 3729408 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 33792 7478272 1% /mnt/lustre 1 120 5.49 MB/sec warmup 1 sec latency 69.155 ms 1 197 3.92 MB/sec warmup 2 sec latency 60.109 ms 1 287 3.57 MB/sec warmup 3 sec latency 60.587 ms 1 372 3.32 MB/sec warmup 4 sec latency 55.462 ms test_26 fail mds1 1 times 1 454 3.18 MB/sec warmup 5 sec latency 90.007 ms Failing mds1 on oleg452-server Stopping /mnt/lustre-mds1 (opts:) on oleg452-server 1 542 3.18 MB/sec warmup 6 sec latency 84.677 ms 1 600 2.99 MB/sec warmup 7 sec latency 783.937 ms 22:11:39 (1772680299) shut down facet: mds1 facet_host: oleg452-server facet_failover_host: oleg452-server 1 600 2.62 MB/sec warmup 8 sec latency 1784.208 ms 1 600 2.33 MB/sec warmup 9 sec latency 2784.434 ms 1 600 2.10 MB/sec warmup 10 sec latency 3784.623 ms 1 600 1.91 MB/sec warmup 11 sec latency 4784.906 ms 1 600 1.75 MB/sec warmup 12 sec latency 5785.092 ms 1 600 1.61 MB/sec warmup 13 sec latency 6785.335 ms 1 600 1.50 MB/sec warmup 14 sec latency 7785.550 ms 1 600 1.40 MB/sec warmup 15 sec latency 8785.719 ms 1 600 1.31 MB/sec warmup 16 sec latency 9785.924 ms 1 600 1.23 MB/sec warmup 17 sec latency 10786.292 ms Failover mds1 to oleg452-server mount facets: mds1 1 600 1.16 MB/sec warmup 18 sec latency 11786.523 ms 1 600 1.10 MB/sec warmup 19 sec latency 12786.718 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 600 0.00 MB/sec execute 1 sec latency 14787.076 ms oleg452-server: oleg452-server.virtnet: executing set_default_debug -1 all pdsh@oleg452-client: oleg452-server: ssh exited with exit code 1 Started lustre-MDT0000 22:11:53 (1772680313) targets are mounted 22:11:53 (1772680313) facet_failover done 1 600 0.00 MB/sec execute 2 sec latency 15787.334 ms 1 600 0.00 MB/sec execute 3 sec latency 16787.495 ms 1 600 0.00 MB/sec execute 4 sec latency 17787.675 ms 1 600 0.00 MB/sec execute 5 sec latency 18787.858 ms 1 600 0.00 MB/sec execute 6 sec latency 19788.030 ms 1 669 0.03 MB/sec execute 7 sec latency 20248.966 ms oleg452-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 762 0.05 MB/sec execute 8 sec latency 66.646 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 848 0.07 MB/sec execute 9 sec latency 62.995 ms 1 926 0.08 MB/sec execute 10 sec latency 62.129 ms 1 1011 0.12 MB/sec execute 11 sec latency 65.673 ms 1 1168 0.17 MB/sec execute 12 sec latency 88.808 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 3584 2204928 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 12288 3686400 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 44032 3643392 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 56320 7329792 1% /mnt/lustre 1 1278 0.17 MB/sec execute 13 sec latency 50.798 ms 1 1486 0.36 MB/sec execute 14 sec latency 56.889 ms 1 1591 0.35 MB/sec execute 15 sec latency 45.783 ms test_26 fail mds1 2 times 1 1723 0.33 MB/sec execute 16 sec latency 41.620 ms Failing mds1 on oleg452-server Stopping /mnt/lustre-mds1 (opts:) on oleg452-server 1 1884 0.32 MB/sec execute 17 sec latency 33.611 ms 1 1910 0.30 MB/sec execute 18 sec latency 810.008 ms 22:12:10 (1772680330) shut down facet: mds1 facet_host: oleg452-server facet_failover_host: oleg452-server 1 1910 0.29 MB/sec execute 19 sec latency 1810.252 ms 1 1910 0.27 MB/sec execute 20 sec latency 2810.515 ms 1 1910 0.26 MB/sec execute 21 sec latency 3810.725 ms 1 1910 0.25 MB/sec execute 22 sec latency 4810.970 ms 1 1910 0.24 MB/sec execute 23 sec latency 5811.295 ms 1 1910 0.23 MB/sec execute 24 sec latency 6811.581 ms 1 1910 0.22 MB/sec execute 25 sec latency 7811.854 ms 1 1910 0.21 MB/sec execute 26 sec latency 8812.083 ms 1 1910 0.20 MB/sec execute 27 sec latency 9812.292 ms 1 1910 0.20 MB/sec execute 28 sec latency 10812.450 ms Failover mds1 to oleg452-server mount facets: mds1 1 1910 0.19 MB/sec execute 29 sec latency 11812.631 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1910 0.18 MB/sec execute 30 sec latency 12812.830 ms 1 1910 0.18 MB/sec execute 31 sec latency 13815.259 ms oleg452-server: oleg452-server.virtnet: executing set_default_debug -1 all pdsh@oleg452-client: oleg452-server: ssh exited with exit code 1 Started lustre-MDT0000 22:12:24 (1772680344) targets are mounted 22:12:24 (1772680344) facet_failover done 1 1910 0.17 MB/sec execute 32 sec latency 14815.450 ms 1 1910 0.17 MB/sec execute 33 sec latency 15815.561 ms 1 1910 0.16 MB/sec execute 34 sec latency 16815.729 ms 1 1910 0.16 MB/sec execute 35 sec latency 17815.919 ms 1 1938 0.15 MB/sec execute 36 sec latency 18694.815 ms oleg452-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 2059 0.15 MB/sec execute 37 sec latency 35.286 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2191 0.15 MB/sec execute 38 sec latency 42.552 ms 1 2359 0.18 MB/sec execute 39 sec latency 133.500 ms 1 2449 0.18 MB/sec execute 40 sec latency 88.880 ms 1 2566 0.19 MB/sec execute 41 sec latency 259.171 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 4352 2204160 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 25600 3623936 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 49152 3582976 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 74752 7206912 2% /mnt/lustre 1 2633 0.20 MB/sec execute 42 sec latency 656.660 ms 1 2922 0.29 MB/sec execute 43 sec latency 86.138 ms 1 3197 0.30 MB/sec execute 44 sec latency 53.843 ms 1 3365 0.32 MB/sec execute 45 sec latency 48.938 ms test_26 fail mds1 3 times Failing mds1 on oleg452-server 1 3573 0.38 MB/sec execute 46 sec latency 38.081 ms Stopping /mnt/lustre-mds1 (opts:) on oleg452-server 1 3651 0.38 MB/sec execute 47 sec latency 447.080 ms 22:12:39 (1772680359) shut down facet: mds1 facet_host: oleg452-server facet_failover_host: oleg452-server 1 3651 0.37 MB/sec execute 48 sec latency 1447.237 ms 1 3651 0.36 MB/sec execute 49 sec latency 2447.393 ms 1 3651 0.35 MB/sec execute 50 sec latency 3447.649 ms 1 3651 0.35 MB/sec execute 51 sec latency 4447.803 ms 1 3651 0.34 MB/sec execute 52 sec latency 5447.958 ms 1 3651 0.33 MB/sec execute 53 sec latency 6448.141 ms 1 3651 0.33 MB/sec execute 54 sec latency 7448.312 ms 1 3651 0.32 MB/sec execute 55 sec latency 8448.479 ms 1 3651 0.32 MB/sec execute 56 sec latency 9448.764 ms 1 3651 0.31 MB/sec execute 57 sec latency 10448.947 ms Failover mds1 to oleg452-server mount facets: mds1 1 3651 0.30 MB/sec execute 58 sec latency 11449.153 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 3651 0.30 MB/sec execute 59 sec latency 12449.268 ms 1 3651 0.29 MB/sec execute 60 sec latency 13449.423 ms oleg452-server: oleg452-server.virtnet: executing set_default_debug -1 all 1 3651 0.29 MB/sec execute 61 sec latency 14449.579 ms pdsh@oleg452-client: oleg452-server: ssh exited with exit code 1 Started lustre-MDT0000 22:12:53 (1772680373) targets are mounted 22:12:53 (1772680373) facet_failover done 1 3651 0.28 MB/sec execute 62 sec latency 15449.769 ms 1 3651 0.28 MB/sec execute 63 sec latency 16450.084 ms 1 3651 0.28 MB/sec execute 64 sec latency 17450.320 ms 1 3651 0.27 MB/sec execute 65 sec latency 18450.555 ms 1 3651 0.27 MB/sec execute 66 sec latency 19450.751 ms 1 3685 0.27 MB/sec execute 67 sec latency 20214.197 ms oleg452-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 3837 0.28 MB/sec execute 68 sec latency 29.954 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 3982 0.28 MB/sec execute 69 sec latency 25.261 ms 1 4133 0.27 MB/sec execute 70 sec latency 29.369 ms 1 4266 0.27 MB/sec execute 71 sec latency 146.996 ms 1 4379 0.27 MB/sec execute 72 sec latency 70.004 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 5632 2202880 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 27648 3562496 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 50176 3532800 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 77824 7095296 2% /mnt/lustre 1 4521 0.27 MB/sec execute 73 sec latency 64.259 ms 1 4691 0.29 MB/sec execute 74 sec latency 68.011 ms 1 4842 0.28 MB/sec execute 75 sec latency 28.092 ms test_26 fail mds1 4 times Failing mds1 on oleg452-server 1 5017 0.32 MB/sec execute 76 sec latency 290.048 ms Stopping /mnt/lustre-mds1 (opts:) on oleg452-server 1 5104 0.31 MB/sec execute 77 sec latency 264.171 ms 1 5104 0.31 MB/sec execute 78 sec latency 1264.377 ms 1 5104 0.31 MB/sec execute 79 sec latency 2264.551 ms 1 5104 0.30 MB/sec execute 80 sec latency 3264.750 ms 1 5104 0.30 MB/sec execute 81 sec latency 4264.878 ms 1 5104 0.30 MB/sec execute 82 sec latency 5265.011 ms 1 5104 0.29 MB/sec execute 83 sec latency 6265.122 ms 22:13:15 (1772680395) shut down facet: mds1 facet_host: oleg452-server facet_failover_host: oleg452-server 1 5104 0.29 MB/sec execute 84 sec latency 7265.254 ms 1 5104 0.29 MB/sec execute 85 sec latency 8265.408 ms 1 5104 0.28 MB/sec execute 86 sec latency 9265.560 ms 1 5104 0.28 MB/sec execute 87 sec latency 10265.755 ms 1 5104 0.28 MB/sec execute 88 sec latency 11265.888 ms 1 5104 0.27 MB/sec execute 89 sec latency 12266.027 ms 1 5104 0.27 MB/sec execute 90 sec latency 13266.177 ms 1 5104 0.27 MB/sec execute 91 sec latency 14266.335 ms 1 5104 0.26 MB/sec execute 92 sec latency 15266.469 ms 1 5104 0.26 MB/sec execute 93 sec latency 16266.644 ms Failover mds1 to oleg452-server mount facets: mds1 1 5104 0.26 MB/sec execute 94 sec latency 17266.780 ms 1 5104 0.26 MB/sec execute 95 sec latency 18266.958 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 5104 0.25 MB/sec execute 96 sec latency 19267.095 ms oleg452-server: oleg452-server.virtnet: executing set_default_debug -1 all 1 5104 0.25 MB/sec execute 97 sec latency 20267.227 ms pdsh@oleg452-client: oleg452-server: ssh exited with exit code 1 Started lustre-MDT0000 22:13:29 (1772680409) targets are mounted 22:13:29 (1772680409) facet_failover done 1 5104 0.25 MB/sec execute 98 sec latency 21267.426 ms 1 5104 0.24 MB/sec execute 99 sec latency 22267.609 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 oleg452-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 0 cleanup 109 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 764 85.321 31340.398 Close 577 38.560 20248.954 Rename 36 29.564 50.781 Unlink 144 9.836 30.872 Qpathinfo 702 32.527 18694.800 Qfileinfo 121 1.234 6.777 Qfsinfo 135 0.860 29.187 Sfileinfo 84 19.415 52.493 Find 269 2.723 29.545 WriteX 402 4.280 26.659 ReadX 1199 0.883 88.793 LockX 2 5.265 5.670 UnlockX 2 4.421 5.154 Flush 68 39.989 146.981 Throughput 0.244896 MB/sec 1 clients 1 procs max_latency=22267.609 ms stopping dbench on /mnt/lustre at Wed Mar 4 22:13:41 EST 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 4 22:13:43 EST 2026 waiting for dbench pid 48576 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 1 148 6.28 MB/sec warmup 1 sec latency 38.919 ms 1 271 5.09 MB/sec warmup 2 sec latency 41.220 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 6656 2201856 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 27648 3732480 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 79872 3666944 3% /mnt/lustre[OST:1] filesystem_summary: 7542784 107520 7399424 2% /mnt/lustre 1 382 4.52 MB/sec warmup 3 sec latency 78.641 ms 1 508 4.40 MB/sec warmup 4 sec latency 37.530 ms 1 695 4.24 MB/sec warmup 5 sec latency 98.951 ms test_26 fail mds1 5 times 1 815 3.58 MB/sec warmup 6 sec latency 58.592 ms Failing mds1 on oleg452-server Stopping /mnt/lustre-mds1 (opts:) on oleg452-server 1 955 3.12 MB/sec warmup 7 sec latency 65.435 ms 22:13:51 (1772680431) shut down facet: mds1 facet_host: oleg452-server facet_failover_host: oleg452-server 1 955 2.73 MB/sec warmup 8 sec latency 1032.225 ms 1 955 2.42 MB/sec warmup 9 sec latency 2032.389 ms 1 955 2.18 MB/sec warmup 10 sec latency 3032.575 ms 1 955 1.98 MB/sec warmup 11 sec latency 4032.734 ms 1 955 1.82 MB/sec warmup 12 sec latency 5032.924 ms 1 955 1.68 MB/sec warmup 13 sec latency 6033.064 ms 1 955 1.56 MB/sec warmup 14 sec latency 7033.217 ms 1 955 1.45 MB/sec warmup 15 sec latency 8033.401 ms 1 955 1.36 MB/sec warmup 16 sec latency 9033.563 ms 1 955 1.28 MB/sec warmup 17 sec latency 10033.755 ms 1 955 1.21 MB/sec warmup 18 sec latency 11033.894 ms Failover mds1 to oleg452-server mount facets: mds1 1 955 1.15 MB/sec warmup 19 sec latency 12034.054 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 955 0.00 MB/sec execute 1 sec latency 14034.325 ms oleg452-server: oleg452-server.virtnet: executing set_default_debug -1 all pdsh@oleg452-client: oleg452-server: ssh exited with exit code 1 Started lustre-MDT0000 22:14:05 (1772680445) targets are mounted 22:14:05 (1772680445) facet_failover done 1 955 0.00 MB/sec execute 2 sec latency 15034.497 ms 1 955 0.00 MB/sec execute 3 sec latency 16034.620 ms 1 955 0.00 MB/sec execute 4 sec latency 17034.796 ms 1 955 0.00 MB/sec execute 5 sec latency 18034.977 ms 1 955 0.00 MB/sec execute 6 sec latency 19035.154 ms 1 955 0.00 MB/sec execute 7 sec latency 20035.311 ms oleg452-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 1025 0.13 MB/sec execute 8 sec latency 20319.417 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1200 0.14 MB/sec execute 9 sec latency 27.198 ms 1 1449 0.42 MB/sec execute 10 sec latency 28.909 ms 1 1597 0.40 MB/sec execute 11 sec latency 78.624 ms 1 1775 0.37 MB/sec execute 12 sec latency 81.147 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 5248 2203264 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 20480 3699712 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 49152 3662848 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 69632 7362560 1% /mnt/lustre 1 1967 0.36 MB/sec execute 13 sec latency 90.024 ms 1 2088 0.35 MB/sec execute 14 sec latency 86.060 ms 1 2324 0.40 MB/sec execute 15 sec latency 29.303 ms test_26 fail mds1 6 times 1 2449 0.39 MB/sec execute 16 sec latency 70.567 ms Failing mds1 on oleg452-server Stopping /mnt/lustre-mds1 (opts:) on oleg452-server 1 2566 0.42 MB/sec execute 17 sec latency 526.082 ms 22:14:21 (1772680461) shut down facet: mds1 facet_host: oleg452-server facet_failover_host: oleg452-server 1 2567 0.39 MB/sec execute 18 sec latency 975.896 ms 1 2567 0.37 MB/sec execute 19 sec latency 1976.039 ms 1 2567 0.35 MB/sec execute 20 sec latency 2976.166 ms 1 2567 0.34 MB/sec execute 21 sec latency 3976.307 ms 1 2567 0.32 MB/sec execute 22 sec latency 4976.438 ms 1 2567 0.31 MB/sec execute 23 sec latency 5976.660 ms 1 2567 0.30 MB/sec execute 24 sec latency 6976.820 ms 1 2567 0.28 MB/sec execute 25 sec latency 7976.987 ms 1 2567 0.27 MB/sec execute 26 sec latency 8977.189 ms 1 2567 0.26 MB/sec execute 27 sec latency 9977.339 ms Failover mds1 to oleg452-server mount facets: mds1 1 2567 0.25 MB/sec execute 28 sec latency 10977.473 ms 1 2567 0.24 MB/sec execute 29 sec latency 11977.607 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 2567 0.24 MB/sec execute 30 sec latency 12977.778 ms 1 2567 0.23 MB/sec execute 31 sec latency 13977.934 ms oleg452-server: oleg452-server.virtnet: executing set_default_debug -1 all pdsh@oleg452-client: oleg452-server: ssh exited with exit code 1 Started lustre-MDT0000 22:14:35 (1772680475) targets are mounted 22:14:35 (1772680475) facet_failover done 1 2567 0.22 MB/sec execute 32 sec latency 14978.136 ms 1 2567 0.22 MB/sec execute 33 sec latency 15978.261 ms 1 2567 0.21 MB/sec execute 34 sec latency 16978.429 ms 1 2567 0.20 MB/sec execute 35 sec latency 17978.609 ms 1 2567 0.20 MB/sec execute 36 sec latency 18978.852 ms 1 2571 0.19 MB/sec execute 37 sec latency 19874.806 ms oleg452-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 2896 0.29 MB/sec execute 38 sec latency 77.256 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 3065 0.31 MB/sec execute 39 sec latency 87.984 ms 1 3374 0.34 MB/sec execute 40 sec latency 74.735 ms 1 3666 0.41 MB/sec execute 41 sec latency 26.248 ms 1 3840 0.43 MB/sec execute 42 sec latency 23.062 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 3840 2204672 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 14336 3741696 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 43008 3695616 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 57344 7437312 1% /mnt/lustre 1 3982 0.42 MB/sec execute 43 sec latency 30.645 ms 1 4097 0.42 MB/sec execute 44 sec latency 65.465 ms 1 4254 0.41 MB/sec execute 45 sec latency 81.945 ms test_26 fail mds1 7 times 1 4375 0.41 MB/sec execute 46 sec latency 85.409 ms Failing mds1 on oleg452-server Stopping /mnt/lustre-mds1 (opts:) on oleg452-server 1 4503 0.41 MB/sec execute 47 sec latency 45.497 ms 22:14:51 (1772680491) shut down 1 4503 0.40 MB/sec execute 48 sec latency 1003.602 ms facet: mds1 facet_host: oleg452-server facet_failover_host: oleg452-server 1 4503 0.39 MB/sec execute 49 sec latency 2003.699 ms 1 4503 0.38 MB/sec execute 50 sec latency 3003.803 ms 1 4503 0.37 MB/sec execute 51 sec latency 4003.936 ms 1 4503 0.37 MB/sec execute 52 sec latency 5004.047 ms 1 4503 0.36 MB/sec execute 53 sec latency 6004.183 ms 1 4503 0.35 MB/sec execute 54 sec latency 7004.358 ms 1 4503 0.35 MB/sec execute 55 sec latency 8004.514 ms 1 4503 0.34 MB/sec execute 56 sec latency 9004.670 ms 1 4503 0.33 MB/sec execute 57 sec latency 10004.848 ms 1 4503 0.33 MB/sec execute 58 sec latency 11005.054 ms Failover mds1 to oleg452-server mount facets: mds1 1 4503 0.32 MB/sec execute 59 sec latency 12005.200 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 4503 0.32 MB/sec execute 60 sec latency 13005.322 ms 1 4503 0.31 MB/sec execute 61 sec latency 14005.479 ms oleg452-server: oleg452-server.virtnet: executing set_default_debug -1 all pdsh@oleg452-client: oleg452-server: ssh exited with exit code 1 Started lustre-MDT0000 22:15:05 (1772680505) targets are mounted 22:15:05 (1772680505) facet_failover done 1 4503 0.31 MB/sec execute 62 sec latency 15005.653 ms 1 4503 0.30 MB/sec execute 63 sec latency 16005.797 ms 1 4503 0.30 MB/sec execute 64 sec latency 17006.008 ms 1 4503 0.29 MB/sec execute 65 sec latency 18006.223 ms 1 4503 0.29 MB/sec execute 66 sec latency 19006.370 ms 1 4554 0.29 MB/sec execute 67 sec latency 19519.811 ms oleg452-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 4738 0.30 MB/sec execute 68 sec latency 31.195 ms 1 4896 0.32 MB/sec execute 69 sec latency 218.654 ms 1 5069 0.33 MB/sec execute 70 sec latency 296.024 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 5211 0.33 MB/sec execute 71 sec latency 59.541 ms 1 5356 0.33 MB/sec execute 72 sec latency 32.332 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Wed Mar 4 22:15:15 EST 2026 with return code 0 48576 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 48576 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished