== replay-dual test 26: dbench and tar with mds failover ========================================================== 15:23:35 (1775849015) Starting client oleg132-client.virtnet: -o user_xattr,flock 192.168.201.132@tcp:/lustre /mnt/lustre Started clients oleg132-client.virtnet: 192.168.201.132@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 44765 Started dbench loop with 44767 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 10240 3728384 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 2048 3755008 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 12288 7483392 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 Fri Apr 10 15:23:40 EDT 2026 waiting for dbench pid 44832 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 14 0.00 MB/sec warmup 1 sec latency 178.612 ms 1 56 1.11 MB/sec warmup 2 sec latency 285.446 ms 1 111 1.74 MB/sec warmup 3 sec latency 155.204 ms 1 138 1.50 MB/sec warmup 4 sec latency 175.003 ms 1 165 1.36 MB/sec warmup 5 sec latency 185.784 ms test_26 fail mds1 1 times 1 190 1.26 MB/sec warmup 6 sec latency 156.882 ms 1 223 1.23 MB/sec warmup 7 sec latency 189.654 ms 1 250 1.17 MB/sec warmup 8 sec latency 139.806 ms Failing mds1 on oleg132-server 1 287 1.19 MB/sec warmup 9 sec latency 163.232 ms Stopping /mnt/lustre-mds1 (opts:) on oleg132-server 1 308 1.12 MB/sec warmup 10 sec latency 272.974 ms 1 323 1.07 MB/sec warmup 11 sec latency 450.700 ms 1 323 0.98 MB/sec warmup 12 sec latency 1455.146 ms 1 323 0.90 MB/sec warmup 13 sec latency 2455.357 ms 15:23:54 (1775849034) shut down facet: mds1 facet_host: oleg132-server facet_failover_host: oleg132-server 1 323 0.84 MB/sec warmup 14 sec latency 3456.853 ms 1 323 0.78 MB/sec warmup 15 sec latency 4457.188 ms 1 323 0.73 MB/sec warmup 16 sec latency 5458.943 ms 1 323 0.69 MB/sec warmup 17 sec latency 6460.145 ms 1 323 0.65 MB/sec warmup 18 sec latency 7461.602 ms 1 323 0.62 MB/sec warmup 19 sec latency 8465.733 ms 1 323 0.00 MB/sec execute 1 sec latency 10468.363 ms 1 323 0.00 MB/sec execute 2 sec latency 11468.589 ms 1 323 0.00 MB/sec execute 3 sec latency 12469.040 ms Failover mds1 to oleg132-server mount facets: mds1 1 323 0.00 MB/sec execute 4 sec latency 13469.253 ms 1 323 0.00 MB/sec execute 5 sec latency 14469.454 ms 1 323 0.00 MB/sec execute 6 sec latency 15469.750 ms 1 323 0.00 MB/sec execute 7 sec latency 16470.021 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 323 0.00 MB/sec execute 8 sec latency 17470.968 ms 1 323 0.00 MB/sec execute 9 sec latency 18471.368 ms 1 323 0.00 MB/sec execute 10 sec latency 19471.560 ms 1 323 0.00 MB/sec execute 11 sec latency 20471.928 ms 1 323 0.00 MB/sec execute 12 sec latency 21472.088 ms 1 323 0.00 MB/sec execute 13 sec latency 22472.372 ms 1 323 0.00 MB/sec execute 14 sec latency 23473.098 ms 1 323 0.00 MB/sec execute 15 sec latency 24473.459 ms 1 323 0.00 MB/sec execute 16 sec latency 25473.722 ms oleg132-server: oleg132-server.virtnet: executing set_default_debug -1 all 1 323 0.00 MB/sec execute 17 sec latency 26474.029 ms pdsh@oleg132-client: oleg132-server: ssh exited with exit code 1 1 323 0.00 MB/sec execute 18 sec latency 27484.572 ms Started lustre-MDT0000 15:24:20 (1775849060) targets are mounted 1 323 0.00 MB/sec execute 19 sec latency 28488.168 ms 15:24:20 (1775849060) facet_failover done 1 323 0.00 MB/sec execute 20 sec latency 29491.326 ms 1 323 0.00 MB/sec execute 21 sec latency 30492.216 ms 1 323 0.00 MB/sec execute 22 sec latency 31492.616 ms 1 323 0.00 MB/sec execute 23 sec latency 32495.782 ms 1 323 0.00 MB/sec execute 24 sec latency 33495.980 ms 1 323 0.00 MB/sec execute 25 sec latency 34496.252 ms 1 323 0.00 MB/sec execute 26 sec latency 35496.536 ms 1 323 0.00 MB/sec execute 27 sec latency 36496.806 ms 1 323 0.00 MB/sec execute 28 sec latency 37497.073 ms 1 323 0.00 MB/sec execute 29 sec latency 38498.289 ms 1 323 0.00 MB/sec execute 30 sec latency 39499.031 ms 1 323 0.00 MB/sec execute 31 sec latency 40499.570 ms 1 323 0.00 MB/sec execute 32 sec latency 41499.814 ms 1 323 0.00 MB/sec execute 33 sec latency 42504.082 ms 1 349 0.02 MB/sec execute 34 sec latency 42660.581 ms 1 381 0.05 MB/sec execute 35 sec latency 149.780 ms 1 398 0.06 MB/sec execute 36 sec latency 263.128 ms 1 435 0.10 MB/sec execute 37 sec latency 135.295 ms oleg132-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 462 0.12 MB/sec execute 38 sec latency 155.456 ms 1 493 0.14 MB/sec execute 39 sec latency 199.517 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 513 0.15 MB/sec execute 40 sec latency 167.604 ms 1 567 0.18 MB/sec execute 41 sec latency 146.727 ms 1 616 0.22 MB/sec execute 42 sec latency 124.287 ms 1 664 0.22 MB/sec execute 43 sec latency 140.389 ms 1 678 0.21 MB/sec execute 44 sec latency 171.526 ms 1 712 0.21 MB/sec execute 45 sec latency 193.246 ms 1 731 0.21 MB/sec execute 46 sec latency 233.662 ms 1 759 0.20 MB/sec execute 47 sec latency 148.240 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 39936 3672064 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 8192 3748864 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 48128 7420928 1% /mnt/lustre 1 778 0.20 MB/sec execute 48 sec latency 167.981 ms 1 794 0.20 MB/sec execute 49 sec latency 373.603 ms 1 811 0.19 MB/sec execute 50 sec latency 203.063 ms 1 858 0.19 MB/sec execute 51 sec latency 129.421 ms 1 882 0.19 MB/sec execute 52 sec latency 299.081 ms 1 908 0.19 MB/sec execute 53 sec latency 136.144 ms 1 940 0.19 MB/sec execute 54 sec latency 234.824 ms test_26 fail mds1 2 times 1 969 0.18 MB/sec execute 55 sec latency 125.760 ms 1 983 0.18 MB/sec execute 56 sec latency 388.441 ms 1 1026 0.20 MB/sec execute 57 sec latency 140.872 ms Failing mds1 on oleg132-server 1 1063 0.19 MB/sec execute 58 sec latency 109.620 ms Stopping /mnt/lustre-mds1 (opts:) on oleg132-server 1 1118 0.19 MB/sec execute 59 sec latency 91.831 ms 1 1122 0.19 MB/sec execute 60 sec latency 856.423 ms 1 1122 0.18 MB/sec execute 61 sec latency 1857.898 ms 1 1122 0.18 MB/sec execute 62 sec latency 2858.564 ms 15:25:03 (1775849103) shut down facet: mds1 facet_host: oleg132-server facet_failover_host: oleg132-server 1 1122 0.18 MB/sec execute 63 sec latency 3859.010 ms 1 1122 0.18 MB/sec execute 64 sec latency 4859.562 ms 1 1122 0.17 MB/sec execute 65 sec latency 5859.926 ms 1 1122 0.17 MB/sec execute 66 sec latency 6861.665 ms 1 1122 0.17 MB/sec execute 67 sec latency 7862.406 ms 1 1122 0.17 MB/sec execute 68 sec latency 8863.379 ms 1 1122 0.16 MB/sec execute 69 sec latency 9864.595 ms 1 1122 0.16 MB/sec execute 70 sec latency 10865.179 ms 1 1122 0.16 MB/sec execute 71 sec latency 11865.602 ms 1 1122 0.16 MB/sec execute 72 sec latency 12866.400 ms Failover mds1 to oleg132-server mount facets: mds1 1 1122 0.15 MB/sec execute 73 sec latency 13866.600 ms 1 1122 0.15 MB/sec execute 74 sec latency 14867.749 ms 1 1122 0.15 MB/sec execute 75 sec latency 15868.026 ms 1 1122 0.15 MB/sec execute 76 sec latency 16870.211 ms 1 1122 0.15 MB/sec execute 77 sec latency 17874.604 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1122 0.14 MB/sec execute 78 sec latency 18874.921 ms 1 1122 0.14 MB/sec execute 79 sec latency 19875.184 ms 1 1122 0.14 MB/sec execute 80 sec latency 20875.979 ms 1 1122 0.14 MB/sec execute 81 sec latency 21876.404 ms 1 1122 0.14 MB/sec execute 82 sec latency 22878.965 ms 1 1122 0.14 MB/sec execute 83 sec latency 23881.012 ms 1 1122 0.13 MB/sec execute 84 sec latency 24881.997 ms 1 1122 0.13 MB/sec execute 85 sec latency 25882.801 ms 1 1122 0.13 MB/sec execute 86 sec latency 26883.397 ms 1 1122 0.13 MB/sec execute 87 sec latency 27883.666 ms 1 1122 0.13 MB/sec execute 88 sec latency 28884.141 ms 1 1122 0.13 MB/sec execute 89 sec latency 29884.328 ms 1 1122 0.12 MB/sec execute 90 sec latency 30891.587 ms 1 1122 0.12 MB/sec execute 91 sec latency 31898.015 ms 1 1122 0.12 MB/sec execute 92 sec latency 32898.225 ms 1 1122 0.12 MB/sec execute 93 sec latency 33900.995 ms 1 1122 0.12 MB/sec execute 94 sec latency 34901.235 ms oleg132-server: oleg132-server.virtnet: executing set_default_debug -1 all 1 1122 0.12 MB/sec execute 95 sec latency 35901.420 ms pdsh@oleg132-client: oleg132-server: ssh exited with exit code 1 1 1122 0.12 MB/sec execute 96 sec latency 36901.803 ms 1 1122 0.12 MB/sec execute 97 sec latency 37936.603 ms Started lustre-MDT0000 15:25:38 (1775849138) targets are mounted 15:25:38 (1775849138) facet_failover done 1 1122 0.11 MB/sec execute 98 sec latency 38937.587 ms 1 1122 0.11 MB/sec execute 99 sec latency 39937.849 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec oleg132-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 cleanup 105 sec 0 cleanup 106 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 112 475.326 42660.561 Close 103 425.547 42193.974 Rename 5 145.684 201.819 Unlink 12 35.605 48.140 Qpathinfo 53 28.119 109.577 Qfileinfo 51 2.658 15.544 Qfsinfo 26 5.026 31.255 Sfileinfo 20 74.712 141.517 Find 32 9.268 90.928 WriteX 250 17.327 101.001 ReadX 112 6.243 99.904 Flush 24 169.774 388.418 Throughput 0.113315 MB/sec 1 clients 1 procs max_latency=42660.581 ms stopping dbench on /mnt/lustre at Fri Apr 10 15:25:46 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished 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 Fri Apr 10 15:25:55 EDT 2026 waiting for dbench pid 46799 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 UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 13312 3740672 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 27648 3728384 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 40960 7469056 1% /mnt/lustre 1 17 0.20 MB/sec warmup 1 sec latency 34.034 ms 1 63 1.34 MB/sec warmup 2 sec latency 142.752 ms 1 100 1.52 MB/sec warmup 3 sec latency 186.291 ms 1 130 1.44 MB/sec warmup 4 sec latency 208.450 ms 1 157 1.31 MB/sec warmup 5 sec latency 228.143 ms 1 184 1.23 MB/sec warmup 6 sec latency 159.343 ms test_26 fail mds1 3 times 1 231 1.27 MB/sec warmup 7 sec latency 168.435 ms 1 267 1.25 MB/sec warmup 8 sec latency 145.167 ms Failing mds1 on oleg132-server 1 297 1.22 MB/sec warmup 9 sec latency 207.922 ms 1 323 1.17 MB/sec warmup 10 sec latency 164.563 ms Stopping /mnt/lustre-mds1 (opts:) on oleg132-server 1 350 1.14 MB/sec warmup 11 sec latency 185.229 ms 1 372 1.11 MB/sec warmup 12 sec latency 220.848 ms 1 372 1.02 MB/sec warmup 13 sec latency 1169.867 ms 1 372 0.95 MB/sec warmup 14 sec latency 2170.615 ms 15:26:10 (1775849170) shut down 1 372 0.89 MB/sec warmup 15 sec latency 3170.833 ms facet: mds1 facet_host: oleg132-server facet_failover_host: oleg132-server 1 372 0.83 MB/sec warmup 16 sec latency 4171.250 ms 1 372 0.78 MB/sec warmup 17 sec latency 5171.773 ms 1 372 0.74 MB/sec warmup 18 sec latency 6172.310 ms 1 372 0.70 MB/sec warmup 19 sec latency 7172.662 ms 1 372 0.00 MB/sec execute 1 sec latency 9173.069 ms 1 372 0.00 MB/sec execute 2 sec latency 10173.404 ms 1 372 0.00 MB/sec execute 3 sec latency 11176.190 ms 1 372 0.00 MB/sec execute 4 sec latency 12176.536 ms 1 372 0.00 MB/sec execute 5 sec latency 13179.021 ms Failover mds1 to oleg132-server mount facets: mds1 1 372 0.00 MB/sec execute 6 sec latency 14180.945 ms 1 372 0.00 MB/sec execute 7 sec latency 15181.727 ms 1 372 0.00 MB/sec execute 8 sec latency 16183.163 ms 1 372 0.00 MB/sec execute 9 sec latency 17187.313 ms 1 372 0.00 MB/sec execute 10 sec latency 18191.277 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 372 0.00 MB/sec execute 11 sec latency 19191.631 ms 1 372 0.00 MB/sec execute 12 sec latency 20194.494 ms 1 372 0.00 MB/sec execute 13 sec latency 21194.770 ms 1 372 0.00 MB/sec execute 14 sec latency 22199.840 ms 1 372 0.00 MB/sec execute 15 sec latency 23200.316 ms 1 372 0.00 MB/sec execute 16 sec latency 24200.732 ms 1 372 0.00 MB/sec execute 17 sec latency 25201.231 ms 1 372 0.00 MB/sec execute 18 sec latency 26201.448 ms 1 372 0.00 MB/sec execute 19 sec latency 27204.357 ms 1 372 0.00 MB/sec execute 20 sec latency 28204.542 ms 1 372 0.00 MB/sec execute 21 sec latency 29204.739 ms 1 372 0.00 MB/sec execute 22 sec latency 30212.768 ms 1 372 0.00 MB/sec execute 23 sec latency 31217.049 ms 1 372 0.00 MB/sec execute 24 sec latency 32217.317 ms 1 372 0.00 MB/sec execute 25 sec latency 33220.038 ms 1 372 0.00 MB/sec execute 26 sec latency 34220.369 ms 1 372 0.00 MB/sec execute 27 sec latency 35224.122 ms oleg132-server: oleg132-server.virtnet: executing set_default_debug -1 all 1 372 0.00 MB/sec execute 28 sec latency 36224.439 ms 1 372 0.00 MB/sec execute 29 sec latency 37225.394 ms pdsh@oleg132-client: oleg132-server: ssh exited with exit code 1 1 372 0.00 MB/sec execute 30 sec latency 38226.498 ms Started lustre-MDT0000 15:26:46 (1775849206) targets are mounted 15:26:46 (1775849206) facet_failover done 1 372 0.00 MB/sec execute 31 sec latency 39228.035 ms 1 372 0.00 MB/sec execute 32 sec latency 40232.255 ms 1 395 0.02 MB/sec execute 33 sec latency 40243.544 ms 1 422 0.05 MB/sec execute 34 sec latency 183.123 ms 1 461 0.08 MB/sec execute 35 sec latency 126.658 ms 1 497 0.11 MB/sec execute 36 sec latency 157.547 ms oleg132-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 513 0.12 MB/sec execute 37 sec latency 201.657 ms 1 567 0.15 MB/sec execute 38 sec latency 254.577 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 639 0.20 MB/sec execute 39 sec latency 152.716 ms 1 664 0.20 MB/sec execute 40 sec latency 216.974 ms 1 676 0.19 MB/sec execute 41 sec latency 346.627 ms 1 705 0.19 MB/sec execute 42 sec latency 178.499 ms 1 723 0.19 MB/sec execute 43 sec latency 372.921 ms 1 747 0.18 MB/sec execute 44 sec latency 116.392 ms 1 786 0.18 MB/sec execute 45 sec latency 121.080 ms 1 798 0.18 MB/sec execute 46 sec latency 469.535 ms 1 848 0.18 MB/sec execute 47 sec latency 141.031 ms 1 874 0.17 MB/sec execute 48 sec latency 279.339 ms 1 902 0.17 MB/sec execute 49 sec latency 170.999 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 921 0.17 MB/sec execute 50 sec latency 167.875 ms 1 960 0.17 MB/sec execute 51 sec latency 108.268 ms 1 977 0.16 MB/sec execute 52 sec latency 206.717 ms 1 988 0.16 MB/sec execute 53 sec latency 379.173 ms 1 1041 0.18 MB/sec execute 54 sec latency 150.131 ms 1 1077 0.17 MB/sec execute 55 sec latency 127.315 ms 1 1118 0.17 MB/sec execute 56 sec latency 130.151 ms 1 1157 0.17 MB/sec execute 57 sec latency 147.140 ms 1 1193 0.17 MB/sec execute 58 sec latency 83.946 ms 1 1231 0.17 MB/sec execute 59 sec latency 106.703 ms 1 1271 0.16 MB/sec execute 60 sec latency 125.549 ms 1 1394 0.21 MB/sec execute 61 sec latency 143.397 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Fri Apr 10 15:27:17 EDT 2026 with return code 0 46799 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 46799 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished