== replay-dual test 26: dbench and tar with mds failover ========================================================== 23:52:38 (1769057558) Starting client oleg142-client.virtnet: -o user_xattr,flock 192.168.201.142@tcp:/lustre /mnt/lustre Started clients oleg142-client.virtnet: 192.168.201.142@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 44784 Started dbench loop with 44786 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 3200 2205312 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 7168 3744768 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 3072 3761152 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 10240 7505920 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 Wed Jan 21 23:52:48 EST 2026 waiting for dbench pid 44863 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 20 0.39 MB/sec warmup 1 sec latency 23.157 ms 1 50 1.05 MB/sec warmup 2 sec latency 179.744 ms 1 81 1.20 MB/sec warmup 3 sec latency 230.336 ms 1 113 1.31 MB/sec warmup 4 sec latency 255.813 ms 1 137 1.20 MB/sec warmup 5 sec latency 191.488 ms test_26 fail mds1 1 times 1 158 1.09 MB/sec warmup 6 sec latency 216.887 ms 1 181 1.04 MB/sec warmup 7 sec latency 196.637 ms 1 199 0.98 MB/sec warmup 8 sec latency 222.639 ms Failing mds1 on oleg142-server 1 243 1.02 MB/sec warmup 9 sec latency 178.220 ms Stopping /mnt/lustre-mds1 (opts:) on oleg142-server 1 279 1.04 MB/sec warmup 10 sec latency 151.121 ms 1 287 0.97 MB/sec warmup 11 sec latency 865.754 ms 1 287 0.89 MB/sec warmup 12 sec latency 1865.973 ms 1 287 0.82 MB/sec warmup 13 sec latency 2870.018 ms 23:53:01 (1769057581) shut down facet: mds1 facet_host: oleg142-server facet_failover_host: oleg142-server 1 287 0.76 MB/sec warmup 14 sec latency 3875.016 ms 1 287 0.71 MB/sec warmup 15 sec latency 4875.258 ms 1 287 0.67 MB/sec warmup 16 sec latency 5876.252 ms 1 287 0.63 MB/sec warmup 17 sec latency 6876.564 ms 1 287 0.59 MB/sec warmup 18 sec latency 7876.810 ms 1 287 0.56 MB/sec warmup 19 sec latency 8877.101 ms 1 287 0.00 MB/sec execute 1 sec latency 10881.027 ms 1 287 0.00 MB/sec execute 2 sec latency 11881.643 ms 1 287 0.00 MB/sec execute 3 sec latency 12882.199 ms Failover mds1 to oleg142-server mount facets: mds1 1 287 0.00 MB/sec execute 4 sec latency 13884.366 ms 1 287 0.00 MB/sec execute 5 sec latency 14884.776 ms 1 287 0.00 MB/sec execute 6 sec latency 15885.016 ms 1 287 0.00 MB/sec execute 7 sec latency 16888.184 ms 1 287 0.00 MB/sec execute 8 sec latency 17889.080 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 287 0.00 MB/sec execute 9 sec latency 18889.306 ms 1 287 0.00 MB/sec execute 10 sec latency 19890.993 ms 1 287 0.00 MB/sec execute 11 sec latency 20891.149 ms 1 287 0.00 MB/sec execute 12 sec latency 21891.776 ms 1 287 0.00 MB/sec execute 13 sec latency 22892.152 ms 1 287 0.00 MB/sec execute 14 sec latency 23892.527 ms 1 287 0.00 MB/sec execute 15 sec latency 24892.736 ms 1 287 0.00 MB/sec execute 16 sec latency 25894.141 ms 1 287 0.00 MB/sec execute 17 sec latency 26894.404 ms 1 287 0.00 MB/sec execute 18 sec latency 27894.618 ms 1 287 0.00 MB/sec execute 19 sec latency 28896.649 ms 1 287 0.00 MB/sec execute 20 sec latency 29899.658 ms 1 287 0.00 MB/sec execute 21 sec latency 30900.212 ms 1 287 0.00 MB/sec execute 22 sec latency 31900.416 ms 1 287 0.00 MB/sec execute 23 sec latency 32901.239 ms 1 287 0.00 MB/sec execute 24 sec latency 33901.532 ms 1 287 0.00 MB/sec execute 25 sec latency 34902.153 ms oleg142-server: oleg142-server.virtnet: executing set_default_debug -1 all 1 287 0.00 MB/sec execute 26 sec latency 35902.377 ms 1 287 0.00 MB/sec execute 27 sec latency 36907.040 ms pdsh@oleg142-client: oleg142-server: ssh exited with exit code 1 1 287 0.00 MB/sec execute 28 sec latency 37909.081 ms Started lustre-MDT0000 23:53:36 (1769057616) targets are mounted 23:53:36 (1769057616) facet_failover done 1 287 0.00 MB/sec execute 29 sec latency 38909.290 ms 1 287 0.00 MB/sec execute 30 sec latency 39912.614 ms 1 287 0.00 MB/sec execute 31 sec latency 40913.120 ms 1 287 0.00 MB/sec execute 32 sec latency 41915.650 ms 1 302 0.01 MB/sec execute 33 sec latency 42435.359 ms 1 332 0.04 MB/sec execute 34 sec latency 133.752 ms 1 365 0.07 MB/sec execute 35 sec latency 170.340 ms oleg142-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 389 0.09 MB/sec execute 36 sec latency 187.413 ms 1 414 0.11 MB/sec execute 37 sec latency 220.560 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 437 0.12 MB/sec execute 38 sec latency 201.569 ms 1 469 0.15 MB/sec execute 39 sec latency 160.749 ms 1 498 0.17 MB/sec execute 40 sec latency 204.005 ms 1 517 0.17 MB/sec execute 41 sec latency 200.544 ms 1 580 0.21 MB/sec execute 42 sec latency 158.019 ms 1 616 0.24 MB/sec execute 43 sec latency 109.682 ms 1 664 0.24 MB/sec execute 44 sec latency 173.941 ms 1 678 0.23 MB/sec execute 45 sec latency 209.627 ms UUID 1K-blocks Used Available Use% Mounted on 1 710 0.23 MB/sec execute 46 sec latency 133.734 ms lustre-MDT0000_UUID 2210560 3584 2204928 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 35840 3709952 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 14336 3718144 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 50176 7428096 1% /mnt/lustre 1 730 0.23 MB/sec execute 47 sec latency 206.387 ms 1 745 0.22 MB/sec execute 48 sec latency 254.608 ms 1 784 0.22 MB/sec execute 49 sec latency 120.570 ms 1 803 0.22 MB/sec execute 50 sec latency 212.149 ms 1 863 0.21 MB/sec execute 51 sec latency 95.966 ms 1 904 0.21 MB/sec execute 52 sec latency 116.897 ms test_26 fail mds1 2 times 1 932 0.21 MB/sec execute 53 sec latency 241.467 ms 1 969 0.21 MB/sec execute 54 sec latency 99.632 ms Failing mds1 on oleg142-server Stopping /mnt/lustre-mds1 (opts:) on oleg142-server 1 1023 0.22 MB/sec execute 55 sec latency 139.085 ms 1 1076 0.22 MB/sec execute 56 sec latency 90.297 ms 1 1077 0.21 MB/sec execute 57 sec latency 996.623 ms 1 1077 0.21 MB/sec execute 58 sec latency 1996.969 ms 23:54:07 (1769057647) shut down facet: mds1 facet_host: oleg142-server facet_failover_host: oleg142-server 1 1077 0.21 MB/sec execute 59 sec latency 2998.314 ms 1 1077 0.20 MB/sec execute 60 sec latency 4000.428 ms 1 1077 0.20 MB/sec execute 61 sec latency 5001.127 ms 1 1077 0.20 MB/sec execute 62 sec latency 6002.305 ms 1 1077 0.19 MB/sec execute 63 sec latency 7002.837 ms 1 1077 0.19 MB/sec execute 64 sec latency 8003.697 ms 1 1077 0.19 MB/sec execute 65 sec latency 9004.893 ms 1 1077 0.18 MB/sec execute 66 sec latency 10005.568 ms 1 1077 0.18 MB/sec execute 67 sec latency 11006.061 ms 1 1077 0.18 MB/sec execute 68 sec latency 12006.354 ms 1 1077 0.18 MB/sec execute 69 sec latency 13007.014 ms Failover mds1 to oleg142-server mount facets: mds1 1 1077 0.17 MB/sec execute 70 sec latency 14007.330 ms 1 1077 0.17 MB/sec execute 71 sec latency 15007.569 ms 1 1077 0.17 MB/sec execute 72 sec latency 16007.898 ms 1 1077 0.17 MB/sec execute 73 sec latency 17008.211 ms 1 1077 0.16 MB/sec execute 74 sec latency 18008.866 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1077 0.16 MB/sec execute 75 sec latency 19009.627 ms 1 1077 0.16 MB/sec execute 76 sec latency 20009.883 ms 1 1077 0.16 MB/sec execute 77 sec latency 21013.032 ms 1 1077 0.16 MB/sec execute 78 sec latency 22013.519 ms 1 1077 0.15 MB/sec execute 79 sec latency 23013.704 ms 1 1077 0.15 MB/sec execute 80 sec latency 24013.958 ms 1 1077 0.15 MB/sec execute 81 sec latency 25014.353 ms 1 1077 0.15 MB/sec execute 82 sec latency 26015.747 ms oleg142-server: oleg142-server.virtnet: executing set_default_debug -1 all 1 1077 0.15 MB/sec execute 83 sec latency 27016.061 ms pdsh@oleg142-client: oleg142-server: ssh exited with exit code 1 1 1077 0.15 MB/sec execute 84 sec latency 28016.803 ms Started lustre-MDT0000 23:54:33 (1769057673) targets are mounted 23:54:33 (1769057673) facet_failover done 1 1077 0.14 MB/sec execute 85 sec latency 29017.025 ms 1 1077 0.14 MB/sec execute 86 sec latency 30017.212 ms 1 1077 0.14 MB/sec execute 87 sec latency 31017.455 ms 1 1077 0.14 MB/sec execute 88 sec latency 32019.351 ms 1 1077 0.14 MB/sec execute 89 sec latency 33019.703 ms 1 1077 0.14 MB/sec execute 90 sec latency 34019.916 ms 1 1077 0.13 MB/sec execute 91 sec latency 35020.185 ms 1 1077 0.13 MB/sec execute 92 sec latency 36021.012 ms 1 1077 0.13 MB/sec execute 93 sec latency 37021.226 ms 1 1077 0.13 MB/sec execute 94 sec latency 38021.896 ms 1 1077 0.13 MB/sec execute 95 sec latency 39022.187 ms 1 1077 0.13 MB/sec execute 96 sec latency 40022.565 ms 1 1077 0.13 MB/sec execute 97 sec latency 41023.088 ms 1 1077 0.12 MB/sec execute 98 sec latency 42023.272 ms 1 1095 0.12 MB/sec execute 99 sec latency 42472.119 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec oleg142-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 cleanup 103 sec 0 cleanup 104 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 121 435.322 42435.324 Close 112 13.404 34.714 Rename 6 104.416 139.058 Unlink 12 24.242 41.585 Qpathinfo 57 28.562 258.474 Qfileinfo 55 2.078 10.706 Qfsinfo 26 5.969 44.920 Sfileinfo 22 1991.095 42472.101 Find 32 10.988 108.266 WriteX 270 17.833 178.082 ReadX 113 5.302 92.849 Flush 24 143.909 254.583 Throughput 0.123378 MB/sec 1 clients 1 procs max_latency=42472.119 ms stopping dbench on /mnt/lustre at Wed Jan 21 23:54:52 EST 2026 with return code 0 mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre 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 Jan 21 23:54:59 EST 2026 waiting for dbench pid 46813 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 30 1.04 MB/sec warmup 1 sec latency 24.691 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 3732480 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 29696 3717120 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 44032 7449600 1% /mnt/lustre 1 82 1.83 MB/sec warmup 2 sec latency 151.255 ms 1 121 1.82 MB/sec warmup 3 sec latency 192.403 ms 1 155 1.63 MB/sec warmup 4 sec latency 142.039 ms 1 184 1.47 MB/sec warmup 5 sec latency 156.031 ms 1 215 1.39 MB/sec warmup 6 sec latency 245.419 ms 1 264 1.41 MB/sec warmup 7 sec latency 106.599 ms test_26 fail mds1 3 times 1 306 1.40 MB/sec warmup 8 sec latency 148.553 ms 1 339 1.36 MB/sec warmup 9 sec latency 136.216 ms Failing mds1 on oleg142-server 1 373 1.33 MB/sec warmup 10 sec latency 138.863 ms Stopping /mnt/lustre-mds1 (opts:) on oleg142-server 1 401 1.28 MB/sec warmup 11 sec latency 151.464 ms 1 437 1.28 MB/sec warmup 12 sec latency 184.503 ms 1 437 1.18 MB/sec warmup 13 sec latency 1184.733 ms 1 437 1.10 MB/sec warmup 14 sec latency 2187.699 ms 23:55:14 (1769057714) shut down facet: mds1 facet_host: oleg142-server facet_failover_host: oleg142-server 1 437 1.02 MB/sec warmup 15 sec latency 3187.872 ms 1 437 0.96 MB/sec warmup 16 sec latency 4188.795 ms 1 437 0.90 MB/sec warmup 17 sec latency 5189.030 ms 1 437 0.85 MB/sec warmup 18 sec latency 6189.235 ms 1 437 0.81 MB/sec warmup 19 sec latency 7189.902 ms 1 437 0.00 MB/sec execute 1 sec latency 9190.936 ms 1 437 0.00 MB/sec execute 2 sec latency 10191.303 ms 1 437 0.00 MB/sec execute 3 sec latency 11191.543 ms 1 437 0.00 MB/sec execute 4 sec latency 12191.742 ms 1 437 0.00 MB/sec execute 5 sec latency 13192.126 ms Failover mds1 to oleg142-server mount facets: mds1 1 437 0.00 MB/sec execute 6 sec latency 14192.631 ms 1 437 0.00 MB/sec execute 7 sec latency 15192.866 ms 1 437 0.00 MB/sec execute 8 sec latency 16194.717 ms 1 437 0.00 MB/sec execute 9 sec latency 17195.603 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 437 0.00 MB/sec execute 10 sec latency 18198.507 ms 1 437 0.00 MB/sec execute 11 sec latency 19198.860 ms 1 437 0.00 MB/sec execute 12 sec latency 20199.089 ms 1 437 0.00 MB/sec execute 13 sec latency 21201.063 ms 1 437 0.00 MB/sec execute 14 sec latency 22201.427 ms 1 437 0.00 MB/sec execute 15 sec latency 23202.561 ms 1 437 0.00 MB/sec execute 16 sec latency 24203.938 ms oleg142-server: oleg142-server.virtnet: executing set_default_debug -1 all 1 437 0.00 MB/sec execute 17 sec latency 25204.217 ms pdsh@oleg142-client: oleg142-server: ssh exited with exit code 1 1 437 0.00 MB/sec execute 18 sec latency 26204.427 ms Started lustre-MDT0000 23:55:38 (1769057738) targets are mounted 23:55:38 (1769057738) facet_failover done 1 437 0.00 MB/sec execute 19 sec latency 27204.991 ms 1 437 0.00 MB/sec execute 20 sec latency 28212.614 ms 1 437 0.00 MB/sec execute 21 sec latency 29213.245 ms 1 437 0.00 MB/sec execute 22 sec latency 30213.905 ms 1 437 0.00 MB/sec execute 23 sec latency 31214.857 ms 1 437 0.00 MB/sec execute 24 sec latency 32215.246 ms 1 437 0.00 MB/sec execute 25 sec latency 33217.940 ms 1 437 0.00 MB/sec execute 26 sec latency 34218.227 ms 1 437 0.00 MB/sec execute 27 sec latency 35218.510 ms 1 437 0.00 MB/sec execute 28 sec latency 36218.820 ms 1 437 0.00 MB/sec execute 29 sec latency 37220.239 ms 1 437 0.00 MB/sec execute 30 sec latency 38220.651 ms 1 437 0.00 MB/sec execute 31 sec latency 39221.034 ms 1 437 0.00 MB/sec execute 32 sec latency 40221.445 ms 1 437 0.00 MB/sec execute 33 sec latency 41226.003 ms 1 445 0.01 MB/sec execute 34 sec latency 42086.203 ms 1 489 0.05 MB/sec execute 35 sec latency 124.503 ms 1 524 0.07 MB/sec execute 36 sec latency 108.134 ms oleg142-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 612 0.15 MB/sec execute 37 sec latency 85.428 ms 1 655 0.15 MB/sec execute 38 sec latency 115.181 ms 1 672 0.15 MB/sec execute 39 sec latency 342.406 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 705 0.15 MB/sec execute 40 sec latency 121.681 ms 1 733 0.14 MB/sec execute 41 sec latency 308.421 ms 1 769 0.14 MB/sec execute 42 sec latency 126.188 ms 1 796 0.14 MB/sec execute 43 sec latency 222.754 ms 1 821 0.14 MB/sec execute 44 sec latency 125.900 ms 1 873 0.14 MB/sec execute 45 sec latency 196.992 ms 1 908 0.14 MB/sec execute 46 sec latency 286.159 ms 1 943 0.14 MB/sec execute 47 sec latency 150.797 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 980 0.14 MB/sec execute 48 sec latency 118.650 ms 1 1037 0.15 MB/sec execute 49 sec latency 246.846 ms 1 1084 0.15 MB/sec execute 50 sec latency 101.410 ms 1 1136 0.15 MB/sec execute 51 sec latency 90.722 ms 1 1177 0.15 MB/sec execute 52 sec latency 219.551 ms 1 1225 0.14 MB/sec execute 53 sec latency 84.195 ms 1 1268 0.14 MB/sec execute 54 sec latency 150.118 ms 1 1403 0.19 MB/sec execute 55 sec latency 84.311 ms 1 1451 0.19 MB/sec execute 56 sec latency 110.372 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Wed Jan 21 23:56:16 EST 2026 with return code 0 46813 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 46813 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished