== replay-dual test 26: dbench and tar with mds failover ========================================================== 21:02:47 (1790730167) Starting client oleg140-client.virtnet: -o user_xattr,flock 192.168.201.140@tcp:/lustre /mnt/lustre Started clients oleg140-client.virtnet: 192.168.201.140@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 45163 Started dbench loop with 45165 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 2210560 2048 2206464 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 2048 3765248 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 4096 3738624 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 6144 7503872 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 Tue Sep 29 21:02:54 EDT 2026 waiting for dbench pid 45232 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 30 1.05 MB/sec warmup 1 sec latency 106.430 ms 1 71 1.56 MB/sec warmup 2 sec latency 175.153 ms 1 113 1.74 MB/sec warmup 3 sec latency 210.714 ms 1 144 1.53 MB/sec warmup 4 sec latency 155.177 ms test_26 fail mds1 1 times 1 171 1.40 MB/sec warmup 5 sec latency 160.660 ms 1 196 1.30 MB/sec warmup 6 sec latency 212.886 ms Failing mds1 on oleg140-server 1 215 1.19 MB/sec warmup 7 sec latency 174.503 ms 1 245 1.17 MB/sec warmup 8 sec latency 221.214 ms Stopping /mnt/lustre-mds1 (opts:) on oleg140-server 1 272 1.13 MB/sec warmup 9 sec latency 169.146 ms 1 289 1.07 MB/sec warmup 10 sec latency 369.185 ms 1 289 0.97 MB/sec warmup 11 sec latency 1371.777 ms 1 289 0.89 MB/sec warmup 12 sec latency 2373.174 ms 21:03:06 (1790730186) shut down facet: mds1 facet_host: oleg140-server facet_failover_host: oleg140-server 1 289 0.82 MB/sec warmup 13 sec latency 3373.521 ms 1 289 0.76 MB/sec warmup 14 sec latency 4374.583 ms 1 289 0.71 MB/sec warmup 15 sec latency 5374.883 ms 1 289 0.67 MB/sec warmup 16 sec latency 6375.185 ms 1 289 0.63 MB/sec warmup 17 sec latency 7375.456 ms 1 289 0.59 MB/sec warmup 18 sec latency 8376.616 ms 1 289 0.56 MB/sec warmup 19 sec latency 9379.121 ms 1 289 0.00 MB/sec execute 1 sec latency 11381.094 ms 1 289 0.00 MB/sec execute 2 sec latency 12381.504 ms 1 289 0.00 MB/sec execute 3 sec latency 13381.743 ms Failover mds1 to oleg140-server mount facets: mds1 1 289 0.00 MB/sec execute 4 sec latency 14382.073 ms 1 289 0.00 MB/sec execute 5 sec latency 15382.475 ms 1 289 0.00 MB/sec execute 6 sec latency 16384.843 ms 1 289 0.00 MB/sec execute 7 sec latency 17385.481 ms 1 289 0.00 MB/sec execute 8 sec latency 18387.006 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 289 0.00 MB/sec execute 9 sec latency 19387.253 ms 1 289 0.00 MB/sec execute 10 sec latency 20388.618 ms 1 289 0.00 MB/sec execute 11 sec latency 21389.029 ms 1 289 0.00 MB/sec execute 12 sec latency 22389.837 ms 1 289 0.00 MB/sec execute 13 sec latency 23390.556 ms 1 289 0.00 MB/sec execute 14 sec latency 24390.936 ms 1 289 0.00 MB/sec execute 15 sec latency 25391.242 ms 1 289 0.00 MB/sec execute 16 sec latency 26393.430 ms 1 289 0.00 MB/sec execute 17 sec latency 27395.321 ms 1 289 0.00 MB/sec execute 18 sec latency 28396.261 ms 1 289 0.00 MB/sec execute 19 sec latency 29396.978 ms 1 289 0.00 MB/sec execute 20 sec latency 30397.571 ms 1 289 0.00 MB/sec execute 21 sec latency 31401.137 ms 1 289 0.00 MB/sec execute 22 sec latency 32405.913 ms 1 289 0.00 MB/sec execute 23 sec latency 33410.942 ms 1 289 0.00 MB/sec execute 24 sec latency 34411.370 ms oleg140-server: oleg140-server.virtnet: executing set_default_debug -1 all 1 289 0.00 MB/sec execute 25 sec latency 35411.797 ms pdsh@oleg140-client: oleg140-server: ssh exited with exit code 1 1 289 0.00 MB/sec execute 26 sec latency 36415.556 ms Started lustre-MDT0000 21:03:41 (1790730221) targets are mounted 21:03:41 (1790730221) facet_failover done 1 289 0.00 MB/sec execute 27 sec latency 37416.105 ms 1 289 0.00 MB/sec execute 28 sec latency 38418.305 ms 1 298 0.01 MB/sec execute 29 sec latency 38982.154 ms 1 319 0.03 MB/sec execute 30 sec latency 206.657 ms 1 341 0.05 MB/sec execute 31 sec latency 198.583 ms 1 374 0.08 MB/sec execute 32 sec latency 183.892 ms 1 405 0.11 MB/sec execute 33 sec latency 154.706 ms 1 436 0.14 MB/sec execute 34 sec latency 163.582 ms oleg140-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 461 0.16 MB/sec execute 35 sec latency 217.124 ms 1 486 0.17 MB/sec execute 36 sec latency 162.596 ms 1 511 0.19 MB/sec execute 37 sec latency 234.833 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 542 0.22 MB/sec execute 38 sec latency 174.765 ms 1 612 0.26 MB/sec execute 39 sec latency 157.526 ms 1 649 0.26 MB/sec execute 40 sec latency 185.836 ms 1 674 0.25 MB/sec execute 41 sec latency 233.431 ms 1 708 0.25 MB/sec execute 42 sec latency 135.063 ms 1 726 0.25 MB/sec execute 43 sec latency 247.357 ms 1 740 0.24 MB/sec execute 44 sec latency 164.514 ms 1 765 0.24 MB/sec execute 45 sec latency 208.688 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 7168 3697664 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 39936 3698688 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 47104 7396352 1% /mnt/lustre 1 789 0.23 MB/sec execute 46 sec latency 152.692 ms 1 801 0.23 MB/sec execute 47 sec latency 396.320 ms 1 825 0.22 MB/sec execute 48 sec latency 157.331 ms 1 870 0.22 MB/sec execute 49 sec latency 114.888 ms 1 888 0.22 MB/sec execute 50 sec latency 243.477 ms 1 913 0.22 MB/sec execute 51 sec latency 223.891 ms 1 933 0.21 MB/sec execute 52 sec latency 174.541 ms test_26 fail mds1 2 times 1 969 0.21 MB/sec execute 53 sec latency 118.222 ms 1 983 0.21 MB/sec execute 54 sec latency 347.544 ms Failing mds1 on oleg140-server 1 1040 0.22 MB/sec execute 55 sec latency 187.901 ms Stopping /mnt/lustre-mds1 (opts:) on oleg140-server 1 1084 0.22 MB/sec execute 56 sec latency 91.720 ms 1 1124 0.21 MB/sec execute 57 sec latency 115.545 ms 1 1127 0.21 MB/sec execute 58 sec latency 889.821 ms 1 1127 0.21 MB/sec execute 59 sec latency 1890.808 ms 1 1127 0.20 MB/sec execute 60 sec latency 2894.283 ms 21:04:14 (1790730254) shut down facet: mds1 facet_host: oleg140-server facet_failover_host: oleg140-server 1 1127 0.20 MB/sec execute 61 sec latency 3895.492 ms 1 1127 0.20 MB/sec execute 62 sec latency 4896.198 ms 1 1127 0.19 MB/sec execute 63 sec latency 5897.450 ms 1 1127 0.19 MB/sec execute 64 sec latency 6897.893 ms 1 1127 0.19 MB/sec execute 65 sec latency 7898.720 ms 1 1127 0.19 MB/sec execute 66 sec latency 8899.052 ms 1 1127 0.18 MB/sec execute 67 sec latency 9899.410 ms 1 1127 0.18 MB/sec execute 68 sec latency 10901.974 ms 1 1127 0.18 MB/sec execute 69 sec latency 11904.301 ms 1 1127 0.18 MB/sec execute 70 sec latency 12905.151 ms Failover mds1 to oleg140-server mount facets: mds1 1 1127 0.17 MB/sec execute 71 sec latency 13907.217 ms 1 1127 0.17 MB/sec execute 72 sec latency 14908.662 ms 1 1127 0.17 MB/sec execute 73 sec latency 15910.677 ms 1 1127 0.17 MB/sec execute 74 sec latency 16911.449 ms 1 1127 0.16 MB/sec execute 75 sec latency 17911.714 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1127 0.16 MB/sec execute 76 sec latency 18911.915 ms 1 1127 0.16 MB/sec execute 77 sec latency 19912.217 ms 1 1127 0.16 MB/sec execute 78 sec latency 20912.528 ms 1 1127 0.16 MB/sec execute 79 sec latency 21912.915 ms 1 1127 0.15 MB/sec execute 80 sec latency 22913.303 ms 1 1127 0.15 MB/sec execute 81 sec latency 23913.640 ms 1 1127 0.15 MB/sec execute 82 sec latency 24914.327 ms 1 1127 0.15 MB/sec execute 83 sec latency 25915.110 ms 1 1127 0.15 MB/sec execute 84 sec latency 26915.563 ms 1 1127 0.14 MB/sec execute 85 sec latency 27915.817 ms 1 1127 0.14 MB/sec execute 86 sec latency 28916.864 ms 1 1127 0.14 MB/sec execute 87 sec latency 29917.170 ms 1 1127 0.14 MB/sec execute 88 sec latency 30917.503 ms 1 1127 0.14 MB/sec execute 89 sec latency 31917.822 ms 1 1127 0.14 MB/sec execute 90 sec latency 32918.765 ms 1 1127 0.13 MB/sec execute 91 sec latency 33918.958 ms oleg140-server: oleg140-server.virtnet: executing set_default_debug -1 all 1 1127 0.13 MB/sec execute 92 sec latency 34919.363 ms pdsh@oleg140-client: oleg140-server: ssh exited with exit code 1 1 1127 0.13 MB/sec execute 93 sec latency 35921.315 ms Started lustre-MDT0000 21:04:48 (1790730288) targets are mounted 21:04:48 (1790730288) facet_failover done 1 1127 0.13 MB/sec execute 94 sec latency 36921.976 ms 1 1127 0.13 MB/sec execute 95 sec latency 37926.584 ms 1 1127 0.13 MB/sec execute 96 sec latency 38927.916 ms 1 1127 0.13 MB/sec execute 97 sec latency 39928.471 ms 1 1127 0.13 MB/sec execute 98 sec latency 40929.080 ms 1 1127 0.12 MB/sec execute 99 sec latency 41929.488 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 0 cleanup 104 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 119 430.372 38982.134 Close 111 17.459 50.229 Rename 6 131.296 223.857 Unlink 12 40.620 71.128 Qpathinfo 56 28.764 118.198 Qfileinfo 55 2.324 13.011 Qfsinfo 26 4.569 27.820 Sfileinfo 22 2013.842 42624.044 Find 32 9.039 75.883 WriteX 270 19.207 136.830 ReadX 113 7.067 127.021 Flush 24 152.320 396.296 Throughput 0.123864 MB/sec 1 clients 1 procs max_latency=41929.488 ms stopping dbench on /mnt/lustre at Tue Sep 29 21:04:58 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished oleg140-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 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 Sep 29 21:05:06 EDT 2026 waiting for dbench pid 47181 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 1.03 MB/sec warmup 1 sec latency 34.557 ms 1 108 2.53 MB/sec warmup 2 sec latency 113.086 ms 1 137 1.99 MB/sec warmup 3 sec latency 162.448 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 13312 3750912 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 27648 3707904 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 40960 7458816 1% /mnt/lustre 1 164 1.69 MB/sec warmup 4 sec latency 192.240 ms 1 186 1.48 MB/sec warmup 5 sec latency 227.916 ms 1 220 1.41 MB/sec warmup 6 sec latency 150.963 ms 1 254 1.37 MB/sec warmup 7 sec latency 154.444 ms 1 279 1.30 MB/sec warmup 8 sec latency 176.710 ms 1 323 1.30 MB/sec warmup 9 sec latency 101.779 ms test_26 fail mds1 3 times 1 358 1.27 MB/sec warmup 10 sec latency 129.918 ms 1 397 1.28 MB/sec warmup 11 sec latency 139.558 ms 1 429 1.26 MB/sec warmup 12 sec latency 150.931 ms Failing mds1 on oleg140-server 1 464 1.24 MB/sec warmup 13 sec latency 130.275 ms Stopping /mnt/lustre-mds1 (opts:) on oleg140-server 1 493 1.22 MB/sec warmup 14 sec latency 158.669 ms 1 513 1.18 MB/sec warmup 15 sec latency 433.381 ms 1 513 1.10 MB/sec warmup 16 sec latency 1433.587 ms 1 513 1.04 MB/sec warmup 17 sec latency 2434.266 ms 21:05:23 (1790730323) shut down facet: mds1 facet_host: oleg140-server facet_failover_host: oleg140-server 1 513 0.98 MB/sec warmup 18 sec latency 3434.532 ms 1 513 0.93 MB/sec warmup 19 sec latency 4436.749 ms 1 513 0.00 MB/sec execute 1 sec latency 6438.617 ms 1 513 0.00 MB/sec execute 2 sec latency 7442.027 ms 1 513 0.00 MB/sec execute 3 sec latency 8442.706 ms 1 513 0.00 MB/sec execute 4 sec latency 9443.996 ms 1 513 0.00 MB/sec execute 5 sec latency 10445.009 ms 1 513 0.00 MB/sec execute 6 sec latency 11452.161 ms 1 513 0.00 MB/sec execute 7 sec latency 12452.563 ms Failover mds1 to oleg140-server mount facets: mds1 1 513 0.00 MB/sec execute 8 sec latency 13463.376 ms 1 513 0.00 MB/sec execute 9 sec latency 14463.615 ms 1 513 0.00 MB/sec execute 10 sec latency 15464.002 ms 1 513 0.00 MB/sec execute 11 sec latency 16467.707 ms 1 513 0.00 MB/sec execute 12 sec latency 17470.775 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 513 0.00 MB/sec execute 13 sec latency 18471.081 ms 1 513 0.00 MB/sec execute 14 sec latency 19471.417 ms 1 513 0.00 MB/sec execute 15 sec latency 20473.178 ms 1 513 0.00 MB/sec execute 16 sec latency 21473.439 ms 1 513 0.00 MB/sec execute 17 sec latency 22475.580 ms 1 513 0.00 MB/sec execute 18 sec latency 23476.062 ms 1 513 0.00 MB/sec execute 19 sec latency 24476.617 ms oleg140-server: oleg140-server.virtnet: executing set_default_debug -1 all 1 513 0.00 MB/sec execute 20 sec latency 25477.605 ms pdsh@oleg140-client: oleg140-server: ssh exited with exit code 1 1 513 0.00 MB/sec execute 21 sec latency 26477.938 ms 1 513 0.00 MB/sec execute 22 sec latency 27478.216 ms Started lustre-MDT0000 21:05:49 (1790730349) targets are mounted 21:05:49 (1790730349) facet_failover done 1 513 0.00 MB/sec execute 23 sec latency 28478.529 ms 1 513 0.00 MB/sec execute 24 sec latency 29482.488 ms 1 513 0.00 MB/sec execute 25 sec latency 30483.031 ms 1 513 0.00 MB/sec execute 26 sec latency 31483.307 ms 1 513 0.00 MB/sec execute 27 sec latency 32483.546 ms 1 513 0.00 MB/sec execute 28 sec latency 33486.681 ms 1 513 0.00 MB/sec execute 29 sec latency 34487.838 ms 1 513 0.00 MB/sec execute 30 sec latency 35488.012 ms 1 513 0.00 MB/sec execute 31 sec latency 36488.378 ms 1 513 0.00 MB/sec execute 32 sec latency 37490.867 ms 1 513 0.00 MB/sec execute 33 sec latency 38491.261 ms 1 513 0.00 MB/sec execute 34 sec latency 39497.841 ms 1 589 0.07 MB/sec execute 35 sec latency 39546.344 ms 1 654 0.09 MB/sec execute 36 sec latency 107.393 ms 1 678 0.09 MB/sec execute 37 sec latency 246.128 ms 1 713 0.09 MB/sec execute 38 sec latency 138.622 ms 1 735 0.09 MB/sec execute 39 sec latency 218.141 ms oleg140-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 774 0.09 MB/sec execute 40 sec latency 109.260 ms 1 791 0.09 MB/sec execute 41 sec latency 311.842 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 813 0.09 MB/sec execute 42 sec latency 144.810 ms 1 858 0.09 MB/sec execute 43 sec latency 150.393 ms 1 878 0.09 MB/sec execute 44 sec latency 257.334 ms 1 903 0.09 MB/sec execute 45 sec latency 148.111 ms 1 932 0.09 MB/sec execute 46 sec latency 351.310 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 983 0.09 MB/sec execute 47 sec latency 122.113 ms 1 1055 0.11 MB/sec execute 48 sec latency 91.258 ms 1 1118 0.11 MB/sec execute 49 sec latency 78.439 ms 1 1161 0.11 MB/sec execute 50 sec latency 85.316 ms 1 1216 0.10 MB/sec execute 51 sec latency 74.399 ms 1 1259 0.10 MB/sec execute 52 sec latency 104.045 ms 1 1384 0.16 MB/sec execute 53 sec latency 202.019 ms 1 1419 0.15 MB/sec execute 54 sec latency 117.352 ms 1 1459 0.15 MB/sec execute 55 sec latency 104.427 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Tue Sep 29 21:06:22 EDT 2026 with return code 0 1 1497 0.15 MB/sec execute 56 sec latency 365.499 ms 47181 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47181 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished