== replay-dual test 26: dbench and tar with mds failover ========================================================== 15:15:06 (1788462906) Starting client oleg353-client.virtnet: -o user_xattr,flock 192.168.203.153@tcp:/lustre /mnt/lustre Started clients oleg353-client.virtnet: 192.168.203.153@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 45297 Started dbench loop with 45298 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 3762176 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 2048 3739648 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 4096 7501824 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 Thu Sep 3 15:15:12 EDT 2026 waiting for dbench pid 45366 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 28 0.91 MB/sec warmup 1 sec latency 21.569 ms 1 51 1.04 MB/sec warmup 2 sec latency 284.809 ms 1 104 1.61 MB/sec warmup 3 sec latency 200.901 ms 1 137 1.50 MB/sec warmup 4 sec latency 198.202 ms 1 172 1.41 MB/sec warmup 5 sec latency 150.363 ms test_26 fail mds1 1 times 1 197 1.30 MB/sec warmup 6 sec latency 151.088 ms 1 231 1.27 MB/sec warmup 7 sec latency 160.252 ms Failing mds1 on oleg353-server 1 255 1.21 MB/sec warmup 8 sec latency 184.887 ms Stopping /mnt/lustre-mds1 (opts:) on oleg353-server 1 289 1.19 MB/sec warmup 9 sec latency 111.039 ms 1 304 1.12 MB/sec warmup 10 sec latency 593.383 ms 1 304 1.02 MB/sec warmup 11 sec latency 1593.746 ms 1 304 0.93 MB/sec warmup 12 sec latency 2594.011 ms 15:15:25 (1788462925) shut down facet: mds1 facet_host: oleg353-server facet_failover_host: oleg353-server 1 304 0.86 MB/sec warmup 13 sec latency 3594.235 ms 1 304 0.80 MB/sec warmup 14 sec latency 4594.471 ms 1 304 0.75 MB/sec warmup 15 sec latency 5594.724 ms 1 304 0.70 MB/sec warmup 16 sec latency 6595.703 ms 1 304 0.66 MB/sec warmup 17 sec latency 7596.726 ms 1 304 0.62 MB/sec warmup 18 sec latency 8598.263 ms 1 304 0.59 MB/sec warmup 19 sec latency 9601.007 ms 1 304 0.00 MB/sec execute 1 sec latency 11603.645 ms 1 304 0.00 MB/sec execute 2 sec latency 12605.370 ms Failover mds1 to oleg353-server mount facets: mds1 1 304 0.00 MB/sec execute 3 sec latency 13605.997 ms 1 304 0.00 MB/sec execute 4 sec latency 14607.516 ms 1 304 0.00 MB/sec execute 5 sec latency 15608.925 ms 1 304 0.00 MB/sec execute 6 sec latency 16609.313 ms 1 304 0.00 MB/sec execute 7 sec latency 17609.542 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 304 0.00 MB/sec execute 8 sec latency 18609.727 ms 1 304 0.00 MB/sec execute 9 sec latency 19610.504 ms 1 304 0.00 MB/sec execute 10 sec latency 20612.002 ms 1 304 0.00 MB/sec execute 11 sec latency 21616.015 ms 1 304 0.00 MB/sec execute 12 sec latency 22617.471 ms 1 304 0.00 MB/sec execute 13 sec latency 23620.842 ms 1 304 0.00 MB/sec execute 14 sec latency 24621.018 ms oleg353-server: oleg353-server.virtnet: executing set_default_debug -1 all 1 304 0.00 MB/sec execute 15 sec latency 25631.257 ms pdsh@oleg353-client: oleg353-server: ssh exited with exit code 1 1 304 0.00 MB/sec execute 16 sec latency 26633.385 ms Started lustre-MDT0000 15:15:49 (1788462949) targets are mounted 15:15:49 (1788462949) facet_failover done 1 304 0.00 MB/sec execute 17 sec latency 27633.860 ms 1 304 0.00 MB/sec execute 18 sec latency 28634.032 ms 1 304 0.00 MB/sec execute 19 sec latency 29634.863 ms 1 304 0.00 MB/sec execute 20 sec latency 30635.130 ms 1 304 0.00 MB/sec execute 21 sec latency 31637.272 ms 1 304 0.00 MB/sec execute 22 sec latency 32638.041 ms 1 304 0.00 MB/sec execute 23 sec latency 33638.266 ms 1 304 0.00 MB/sec execute 24 sec latency 34638.854 ms 1 304 0.00 MB/sec execute 25 sec latency 35646.081 ms 1 304 0.00 MB/sec execute 26 sec latency 36649.715 ms 1 304 0.00 MB/sec execute 27 sec latency 37651.202 ms 1 304 0.00 MB/sec execute 28 sec latency 38651.483 ms 1 304 0.00 MB/sec execute 29 sec latency 39652.697 ms 1 304 0.00 MB/sec execute 30 sec latency 40658.050 ms 1 304 0.00 MB/sec execute 31 sec latency 41662.515 ms 1 304 0.00 MB/sec execute 32 sec latency 42662.848 ms 1 305 0.00 MB/sec execute 33 sec latency 43625.727 ms 1 313 0.01 MB/sec execute 34 sec latency 659.652 ms 1 328 0.02 MB/sec execute 35 sec latency 290.729 ms 1 344 0.03 MB/sec execute 36 sec latency 303.314 ms 1 360 0.04 MB/sec execute 37 sec latency 269.123 ms 1 382 0.06 MB/sec execute 38 sec latency 232.729 ms 1 397 0.07 MB/sec execute 39 sec latency 303.826 ms 1 420 0.09 MB/sec execute 40 sec latency 246.452 ms 1 442 0.10 MB/sec execute 41 sec latency 229.435 ms 1 460 0.12 MB/sec execute 42 sec latency 259.583 ms 1 478 0.13 MB/sec execute 43 sec latency 262.389 ms 1 501 0.14 MB/sec execute 44 sec latency 282.204 ms 1 511 0.14 MB/sec execute 45 sec latency 325.310 ms oleg353-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 523 0.15 MB/sec execute 46 sec latency 306.441 ms 1 561 0.17 MB/sec execute 47 sec latency 256.610 ms 1 595 0.20 MB/sec execute 48 sec latency 74.293 ms 1 612 0.20 MB/sec execute 49 sec latency 191.844 ms 1 641 0.20 MB/sec execute 50 sec latency 266.148 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 661 0.19 MB/sec execute 51 sec latency 215.269 ms 1 671 0.19 MB/sec execute 52 sec latency 385.713 ms 1 678 0.19 MB/sec execute 53 sec latency 263.455 ms 1 699 0.18 MB/sec execute 54 sec latency 227.092 ms 1 711 0.18 MB/sec execute 55 sec latency 285.444 ms 1 721 0.18 MB/sec execute 56 sec latency 394.455 ms 1 730 0.18 MB/sec execute 57 sec latency 423.440 ms 1 736 0.17 MB/sec execute 58 sec latency 340.658 ms 1 745 0.17 MB/sec execute 59 sec latency 278.383 ms 1 773 0.17 MB/sec execute 60 sec latency 163.270 ms 1 789 0.17 MB/sec execute 61 sec latency 189.665 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 12288 3682304 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 36864 3712000 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 49152 7394304 1% /mnt/lustre 1 796 0.16 MB/sec execute 62 sec latency 509.662 ms 1 804 0.16 MB/sec execute 63 sec latency 299.000 ms 1 827 0.16 MB/sec execute 64 sec latency 162.294 ms 1 864 0.16 MB/sec execute 65 sec latency 171.140 ms 1 876 0.16 MB/sec execute 66 sec latency 443.837 ms 1 900 0.16 MB/sec execute 67 sec latency 187.887 ms 1 913 0.15 MB/sec execute 68 sec latency 259.289 ms 1 936 0.15 MB/sec execute 69 sec latency 343.820 ms 1 969 0.15 MB/sec execute 70 sec latency 117.338 ms test_26 fail mds1 2 times 1 981 0.15 MB/sec execute 71 sec latency 372.839 ms 1 1000 0.15 MB/sec execute 72 sec latency 155.097 ms 1 1042 0.16 MB/sec execute 73 sec latency 133.946 ms 1 1064 0.16 MB/sec execute 74 sec latency 155.623 ms Failing mds1 on oleg353-server 1 1095 0.16 MB/sec execute 75 sec latency 131.698 ms 1 1124 0.15 MB/sec execute 76 sec latency 169.643 ms Stopping /mnt/lustre-mds1 (opts:) on oleg353-server 1 1136 0.15 MB/sec execute 77 sec latency 286.191 ms 1 1155 0.15 MB/sec execute 78 sec latency 317.240 ms 1 1156 0.15 MB/sec execute 79 sec latency 862.441 ms 1 1156 0.15 MB/sec execute 80 sec latency 1863.146 ms 1 1156 0.15 MB/sec execute 81 sec latency 2863.521 ms 1 1156 0.14 MB/sec execute 82 sec latency 3863.800 ms 1 1156 0.14 MB/sec execute 83 sec latency 4864.705 ms 1 1156 0.14 MB/sec execute 84 sec latency 5864.943 ms 1 1156 0.14 MB/sec execute 85 sec latency 6865.300 ms 15:16:58 (1788463018) shut down facet: mds1 facet_host: oleg353-server facet_failover_host: oleg353-server 1 1156 0.14 MB/sec execute 86 sec latency 7866.802 ms 1 1156 0.14 MB/sec execute 87 sec latency 8867.701 ms 1 1156 0.13 MB/sec execute 88 sec latency 9870.597 ms 1 1156 0.13 MB/sec execute 89 sec latency 10870.797 ms 1 1156 0.13 MB/sec execute 90 sec latency 11870.988 ms 1 1156 0.13 MB/sec execute 91 sec latency 12872.627 ms 1 1156 0.13 MB/sec execute 92 sec latency 13873.756 ms 1 1156 0.13 MB/sec execute 93 sec latency 14873.954 ms 1 1156 0.13 MB/sec execute 94 sec latency 15874.152 ms 1 1156 0.12 MB/sec execute 95 sec latency 16874.954 ms Failover mds1 to oleg353-server mount facets: mds1 1 1156 0.12 MB/sec execute 96 sec latency 17875.559 ms 1 1156 0.12 MB/sec execute 97 sec latency 18875.691 ms 1 1156 0.12 MB/sec execute 98 sec latency 19876.080 ms 1 1156 0.12 MB/sec execute 99 sec latency 20879.260 ms 1 cleanup 100 sec 1 cleanup 101 sec Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 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 oleg353-server: oleg353-server.virtnet: executing set_default_debug -1 all 1 cleanup 109 sec 1 cleanup 110 sec pdsh@oleg353-client: oleg353-server: ssh exited with exit code 1 1 cleanup 111 sec Started lustre-MDT0000 15:17:24 (1788463044) targets are mounted 15:17:24 (1788463044) facet_failover done 1 cleanup 112 sec 1 cleanup 113 sec 1 cleanup 114 sec 1 cleanup 115 sec 1 cleanup 116 sec 1 cleanup 117 sec 1 cleanup 118 sec 1 cleanup 119 sec 1 cleanup 120 sec 1 cleanup 121 sec 1 cleanup 122 sec 1 cleanup 123 sec 1 cleanup 124 sec 1 cleanup 125 sec 1 cleanup 126 sec 0 cleanup 127 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 121 151.892 659.628 Close 113 413.690 43625.695 Rename 7 182.499 317.196 Unlink 12 52.415 116.535 Qpathinfo 61 760.304 43988.417 Qfileinfo 53 3.267 19.162 Qfsinfo 26 11.792 124.785 Sfileinfo 25 111.279 256.082 Find 32 26.264 278.369 WriteX 261 29.478 200.441 ReadX 118 9.307 266.129 Flush 24 274.799 509.645 Throughput 0.118756 MB/sec 1 clients 1 procs max_latency=43625.727 ms stopping dbench on /mnt/lustre at Thu Sep 3 15:17:39 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished oleg353-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec '/usr/share/dbench/client.txt' -> 'client.txt' running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Thu Sep 3 15:17:47 EDT 2026 waiting for dbench pid 47321 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 38 1.31 MB/sec warmup 1 sec latency 118.338 ms 1 106 2.48 MB/sec warmup 2 sec latency 150.171 ms 1 139 2.00 MB/sec warmup 3 sec latency 217.611 ms 1 176 1.76 MB/sec warmup 4 sec latency 168.545 ms 1 197 1.56 MB/sec warmup 5 sec latency 307.976 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 50176 3701760 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 6144 3752960 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 56320 7454720 1% /mnt/lustre 1 215 1.39 MB/sec warmup 6 sec latency 284.435 ms 1 239 1.30 MB/sec warmup 7 sec latency 207.380 ms 1 268 1.25 MB/sec warmup 8 sec latency 179.960 ms 1 297 1.22 MB/sec warmup 9 sec latency 177.916 ms 1 331 1.20 MB/sec warmup 10 sec latency 169.978 ms 1 378 1.22 MB/sec warmup 11 sec latency 154.464 ms 1 422 1.24 MB/sec warmup 12 sec latency 112.179 ms test_26 fail mds1 3 times 1 461 1.24 MB/sec warmup 13 sec latency 110.744 ms 1 492 1.23 MB/sec warmup 14 sec latency 176.045 ms Failing mds1 on oleg353-server 1 513 1.18 MB/sec warmup 15 sec latency 294.019 ms Stopping /mnt/lustre-mds1 (opts:) on oleg353-server 1 584 1.24 MB/sec warmup 16 sec latency 139.374 ms 1 639 1.24 MB/sec warmup 17 sec latency 147.989 ms 1 639 1.17 MB/sec warmup 18 sec latency 1080.832 ms 1 639 1.11 MB/sec warmup 19 sec latency 2081.429 ms 1 639 0.00 MB/sec execute 1 sec latency 4082.483 ms 15:18:09 (1788463089) shut down facet: mds1 facet_host: oleg353-server facet_failover_host: oleg353-server 1 639 0.00 MB/sec execute 2 sec latency 5084.205 ms 1 639 0.00 MB/sec execute 3 sec latency 6084.511 ms 1 639 0.00 MB/sec execute 4 sec latency 7084.703 ms 1 639 0.00 MB/sec execute 5 sec latency 8085.834 ms 1 639 0.00 MB/sec execute 6 sec latency 9087.087 ms 1 639 0.00 MB/sec execute 7 sec latency 10089.146 ms 1 639 0.00 MB/sec execute 8 sec latency 11089.355 ms 1 639 0.00 MB/sec execute 9 sec latency 12089.665 ms 1 639 0.00 MB/sec execute 10 sec latency 13089.973 ms 1 639 0.00 MB/sec execute 11 sec latency 14093.477 ms 1 639 0.00 MB/sec execute 12 sec latency 15099.272 ms Failover mds1 to oleg353-server mount facets: mds1 1 639 0.00 MB/sec execute 13 sec latency 16099.677 ms 1 639 0.00 MB/sec execute 14 sec latency 17100.028 ms 1 639 0.00 MB/sec execute 15 sec latency 18100.418 ms 1 639 0.00 MB/sec execute 16 sec latency 19100.697 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 639 0.00 MB/sec execute 17 sec latency 20100.853 ms 1 639 0.00 MB/sec execute 18 sec latency 21101.208 ms 1 639 0.00 MB/sec execute 19 sec latency 22102.346 ms 1 639 0.00 MB/sec execute 20 sec latency 23102.539 ms 1 639 0.00 MB/sec execute 21 sec latency 24102.719 ms 1 639 0.00 MB/sec execute 22 sec latency 25103.339 ms 1 639 0.00 MB/sec execute 23 sec latency 26103.580 ms oleg353-server: oleg353-server.virtnet: executing set_default_debug -1 all 1 639 0.00 MB/sec execute 24 sec latency 27103.726 ms pdsh@oleg353-client: oleg353-server: ssh exited with exit code 1 1 639 0.00 MB/sec execute 25 sec latency 28104.191 ms Started lustre-MDT0000 15:18:33 (1788463113) targets are mounted 15:18:33 (1788463113) facet_failover done 1 639 0.00 MB/sec execute 26 sec latency 29106.047 ms 1 639 0.00 MB/sec execute 27 sec latency 30106.464 ms 1 639 0.00 MB/sec execute 28 sec latency 31107.746 ms 1 639 0.00 MB/sec execute 29 sec latency 32108.210 ms 1 639 0.00 MB/sec execute 30 sec latency 33108.423 ms 1 639 0.00 MB/sec execute 31 sec latency 34108.687 ms 1 639 0.00 MB/sec execute 32 sec latency 35108.883 ms 1 639 0.00 MB/sec execute 33 sec latency 36111.975 ms 1 639 0.00 MB/sec execute 34 sec latency 37115.519 ms 1 639 0.00 MB/sec execute 35 sec latency 38118.444 ms 1 639 0.00 MB/sec execute 36 sec latency 39127.611 ms 1 639 0.00 MB/sec execute 37 sec latency 40127.885 ms 1 639 0.00 MB/sec execute 38 sec latency 41130.411 ms 1 661 0.00 MB/sec execute 39 sec latency 41462.496 ms 1 674 0.00 MB/sec execute 40 sec latency 260.420 ms 1 710 0.00 MB/sec execute 41 sec latency 123.850 ms 1 730 0.01 MB/sec execute 42 sec latency 220.149 ms 1 747 0.01 MB/sec execute 43 sec latency 137.962 ms 1 781 0.01 MB/sec execute 44 sec latency 139.124 ms oleg353-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 801 0.01 MB/sec execute 45 sec latency 294.422 ms 1 825 0.01 MB/sec execute 46 sec latency 147.146 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 870 0.01 MB/sec execute 47 sec latency 159.303 ms 1 892 0.01 MB/sec execute 48 sec latency 236.747 ms 1 914 0.01 MB/sec execute 49 sec latency 261.395 ms 1 949 0.01 MB/sec execute 50 sec latency 119.151 ms 1 976 0.02 MB/sec execute 51 sec latency 142.895 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 998 0.02 MB/sec execute 52 sec latency 161.412 ms 1 1041 0.03 MB/sec execute 53 sec latency 209.777 ms 1 1095 0.03 MB/sec execute 54 sec latency 96.192 ms 1 1139 0.04 MB/sec execute 55 sec latency 93.296 ms 1 1187 0.04 MB/sec execute 56 sec latency 85.405 ms 1 1223 0.04 MB/sec execute 57 sec latency 190.971 ms 1 1252 0.03 MB/sec execute 58 sec latency 133.162 ms 1 1378 0.08 MB/sec execute 59 sec latency 99.063 ms 1 1404 0.08 MB/sec execute 60 sec latency 170.866 ms 1 1448 0.08 MB/sec execute 61 sec latency 112.792 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Thu Sep 3 15:19:09 EDT 2026 with return code 0 1 1492 0.08 MB/sec execute 62 sec latency 157.494 ms 47321 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47321 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished