== replay-dual test 26: dbench and tar with mds failover ========================================================== 20:13:00 (1781223180) Starting client oleg349-client.virtnet: -o user_xattr,flock 192.168.203.149@tcp:/lustre /mnt/lustre Started clients oleg349-client.virtnet: 192.168.203.149@tcp:/lustre on /mnt/lustre type lustre (rw,flock,checksum,encrypt,lazystatfs,lruresize,nolock,statfs_project,nouser_fid2path,user_xattr,verbose) Started tar loop with pid 44587 Started dbench loop with 44588 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 14336 3740672 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 2048 3765248 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 16384 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 Thu Jun 11 20:13:07 EDT 2026 waiting for dbench pid 44656 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 0 12 0.00 MB/sec warmup 1 sec latency 26.875 ms 1 52 1.04 MB/sec warmup 2 sec latency 174.478 ms 1 91 1.39 MB/sec warmup 3 sec latency 161.411 ms 1 121 1.37 MB/sec warmup 4 sec latency 217.433 ms 1 155 1.31 MB/sec warmup 5 sec latency 141.205 ms test_26 fail mds1 1 times 1 182 1.22 MB/sec warmup 6 sec latency 149.849 ms 1 202 1.12 MB/sec warmup 7 sec latency 272.760 ms Failing mds1 on oleg349-server 1 231 1.11 MB/sec warmup 8 sec latency 137.923 ms Stopping /mnt/lustre-mds1 (opts:) on oleg349-server 1 258 1.07 MB/sec warmup 9 sec latency 162.286 ms 1 287 1.07 MB/sec warmup 10 sec latency 178.221 ms 1 287 0.97 MB/sec warmup 11 sec latency 1175.703 ms 1 287 0.89 MB/sec warmup 12 sec latency 2177.625 ms 20:13:20 (1781223200) shut down facet: mds1 facet_host: oleg349-server facet_failover_host: oleg349-server 1 287 0.82 MB/sec warmup 13 sec latency 3178.838 ms 1 287 0.76 MB/sec warmup 14 sec latency 4179.673 ms 1 287 0.71 MB/sec warmup 15 sec latency 5181.495 ms 1 287 0.67 MB/sec warmup 16 sec latency 6181.715 ms 1 287 0.63 MB/sec warmup 17 sec latency 7181.998 ms 1 287 0.59 MB/sec warmup 18 sec latency 8182.182 ms 1 287 0.56 MB/sec warmup 19 sec latency 9182.414 ms 1 287 0.00 MB/sec execute 1 sec latency 11182.916 ms 1 287 0.00 MB/sec execute 2 sec latency 12183.892 ms 1 287 0.00 MB/sec execute 3 sec latency 13184.881 ms Failover mds1 to oleg349-server mount facets: mds1 1 287 0.00 MB/sec execute 4 sec latency 14185.193 ms 1 287 0.00 MB/sec execute 5 sec latency 15185.458 ms 1 287 0.00 MB/sec execute 6 sec latency 16186.517 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 287 0.00 MB/sec execute 7 sec latency 17186.736 ms 1 287 0.00 MB/sec execute 8 sec latency 18186.975 ms 1 287 0.00 MB/sec execute 9 sec latency 19187.573 ms 1 287 0.00 MB/sec execute 10 sec latency 20190.318 ms 1 287 0.00 MB/sec execute 11 sec latency 21192.950 ms 1 297 0.02 MB/sec execute 12 sec latency 21919.424 ms oleg349-server: oleg349-server.virtnet: executing set_default_debug -1 all 1 334 0.10 MB/sec execute 13 sec latency 134.679 ms 1 370 0.18 MB/sec execute 14 sec latency 148.079 ms pdsh@oleg349-client: oleg349-server: ssh exited with exit code 1 1 413 0.26 MB/sec execute 15 sec latency 129.858 ms Started lustre-MDT0000 20:13:42 (1781223222) targets are mounted 20:13:42 (1781223222) facet_failover done 1 454 0.32 MB/sec execute 16 sec latency 117.864 ms 1 493 0.38 MB/sec execute 17 sec latency 115.179 ms 1 522 0.41 MB/sec execute 18 sec latency 168.983 ms 1 592 0.51 MB/sec execute 19 sec latency 144.530 ms 1 642 0.52 MB/sec execute 20 sec latency 126.180 ms oleg349-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 673 0.50 MB/sec execute 21 sec latency 239.772 ms 1 702 0.48 MB/sec execute 22 sec latency 125.865 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 726 0.46 MB/sec execute 23 sec latency 231.268 ms 1 748 0.44 MB/sec execute 24 sec latency 108.972 ms 1 780 0.43 MB/sec execute 25 sec latency 111.940 ms 1 801 0.41 MB/sec execute 26 sec latency 271.520 ms 1 851 0.40 MB/sec execute 27 sec latency 183.463 ms 1 882 0.39 MB/sec execute 28 sec latency 299.024 ms 1 913 0.38 MB/sec execute 29 sec latency 173.535 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 46080 3660800 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 7168 3693568 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 53248 7354368 1% /mnt/lustre 1 940 0.37 MB/sec execute 30 sec latency 289.716 ms 1 970 0.36 MB/sec execute 31 sec latency 152.907 ms 1 990 0.35 MB/sec execute 32 sec latency 308.721 ms 1 1056 0.37 MB/sec execute 33 sec latency 107.329 ms 1 1095 0.36 MB/sec execute 34 sec latency 107.231 ms 1 1146 0.35 MB/sec execute 35 sec latency 88.994 ms test_26 fail mds1 2 times 1 1173 0.34 MB/sec execute 36 sec latency 142.806 ms 1 1198 0.33 MB/sec execute 37 sec latency 190.641 ms Failing mds1 on oleg349-server 1 1229 0.32 MB/sec execute 38 sec latency 111.295 ms 1 1261 0.32 MB/sec execute 39 sec latency 213.864 ms Stopping /mnt/lustre-mds1 (opts:) on oleg349-server 1 1378 0.38 MB/sec execute 40 sec latency 149.688 ms 1 1378 0.37 MB/sec execute 41 sec latency 1007.197 ms 1 1378 0.36 MB/sec execute 42 sec latency 2008.350 ms 20:14:10 (1781223250) shut down 1 1378 0.35 MB/sec execute 43 sec latency 3010.471 ms facet: mds1 facet_host: oleg349-server facet_failover_host: oleg349-server 1 1378 0.35 MB/sec execute 44 sec latency 4012.939 ms 1 1378 0.34 MB/sec execute 45 sec latency 5013.666 ms 1 1378 0.33 MB/sec execute 46 sec latency 6014.163 ms 1 1378 0.32 MB/sec execute 47 sec latency 7014.414 ms 1 1378 0.32 MB/sec execute 48 sec latency 8014.787 ms 1 1378 0.31 MB/sec execute 49 sec latency 9015.058 ms 1 1378 0.31 MB/sec execute 50 sec latency 10015.316 ms 1 1378 0.30 MB/sec execute 51 sec latency 11017.451 ms 1 1378 0.29 MB/sec execute 52 sec latency 12017.708 ms 1 1378 0.29 MB/sec execute 53 sec latency 13021.888 ms Failover mds1 to oleg349-server mount facets: mds1 1 1378 0.28 MB/sec execute 54 sec latency 14023.245 ms 1 1378 0.28 MB/sec execute 55 sec latency 15024.559 ms 1 1378 0.27 MB/sec execute 56 sec latency 16024.742 ms 1 1378 0.27 MB/sec execute 57 sec latency 17024.945 ms 1 1378 0.26 MB/sec execute 58 sec latency 18025.254 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1378 0.26 MB/sec execute 59 sec latency 19027.118 ms 1 1378 0.25 MB/sec execute 60 sec latency 20027.496 ms 1 1378 0.25 MB/sec execute 61 sec latency 21027.723 ms 1 1378 0.25 MB/sec execute 62 sec latency 22027.960 ms 1 1378 0.24 MB/sec execute 63 sec latency 23029.420 ms 1 1378 0.24 MB/sec execute 64 sec latency 24029.915 ms 1 1378 0.23 MB/sec execute 65 sec latency 25034.856 ms oleg349-server: oleg349-server.virtnet: executing set_default_debug -1 all 1 1396 0.23 MB/sec execute 66 sec latency 25414.821 ms pdsh@oleg349-client: oleg349-server: ssh exited with exit code 1 1 1429 0.23 MB/sec execute 67 sec latency 124.815 ms Started lustre-MDT0000 20:14:34 (1781223274) targets are mounted 20:14:34 (1781223274) facet_failover done 1 1481 0.23 MB/sec execute 68 sec latency 94.707 ms 1 1504 0.22 MB/sec execute 69 sec latency 272.708 ms 1 1544 0.22 MB/sec execute 70 sec latency 159.936 ms 1 1582 0.22 MB/sec execute 71 sec latency 83.855 ms 1 1624 0.21 MB/sec execute 72 sec latency 107.503 ms oleg349-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 1653 0.21 MB/sec execute 73 sec latency 284.364 ms 1 1682 0.21 MB/sec execute 74 sec latency 132.722 ms 1 1698 0.21 MB/sec execute 75 sec latency 174.896 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1757 0.20 MB/sec execute 76 sec latency 101.398 ms 1 1793 0.20 MB/sec execute 77 sec latency 120.696 ms 1 1836 0.20 MB/sec execute 78 sec latency 107.725 ms 1 1884 0.20 MB/sec execute 79 sec latency 93.378 ms 1 1934 0.20 MB/sec execute 80 sec latency 224.592 ms 1 1980 0.19 MB/sec execute 81 sec latency 101.684 ms 1 2012 0.19 MB/sec execute 82 sec latency 118.319 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2688 2205824 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 62464 3689472 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 11264 3753984 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 73728 7443456 1% /mnt/lustre 1 2068 0.19 MB/sec execute 83 sec latency 101.841 ms 1 2124 0.19 MB/sec execute 84 sec latency 133.289 ms 1 2158 0.19 MB/sec execute 85 sec latency 130.993 ms 1 2191 0.19 MB/sec execute 86 sec latency 119.622 ms 1 2246 0.18 MB/sec execute 87 sec latency 121.219 ms 1 2305 0.19 MB/sec execute 88 sec latency 109.034 ms test_26 fail mds1 3 times 1 2347 0.19 MB/sec execute 89 sec latency 329.024 ms 1 2373 0.19 MB/sec execute 90 sec latency 178.743 ms Failing mds1 on oleg349-server 1 2394 0.19 MB/sec execute 91 sec latency 343.414 ms Stopping /mnt/lustre-mds1 (opts:) on oleg349-server 1 2417 0.19 MB/sec execute 92 sec latency 265.217 ms 1 2447 0.19 MB/sec execute 93 sec latency 116.775 ms 1 2447 0.18 MB/sec execute 94 sec latency 1066.403 ms 1 2447 0.18 MB/sec execute 95 sec latency 2066.858 ms 1 2447 0.18 MB/sec execute 96 sec latency 3067.957 ms 1 2447 0.18 MB/sec execute 97 sec latency 4068.444 ms 1 2447 0.18 MB/sec execute 98 sec latency 5068.720 ms 20:15:05 (1781223305) shut down facet: mds1 facet_host: oleg349-server facet_failover_host: oleg349-server 1 2447 0.18 MB/sec execute 99 sec latency 6070.448 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 Failover mds1 to oleg349-server mount facets: mds1 1 cleanup 109 sec 1 cleanup 110 sec 1 cleanup 111 sec 1 cleanup 112 sec Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 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 1 cleanup 127 sec oleg349-server: oleg349-server.virtnet: executing set_default_debug -1 all 1 cleanup 128 sec pdsh@oleg349-client: oleg349-server: ssh exited with exit code 1 1 cleanup 129 sec Started lustre-MDT0000 20:15:36 (1781223336) targets are mounted 20:15:36 (1781223336) facet_failover done 1 cleanup 130 sec 1 cleanup 131 sec 1 cleanup 132 sec 1 cleanup 133 sec 1 cleanup 134 sec 1 cleanup 135 sec 1 cleanup 136 sec 1 cleanup 137 sec oleg349-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 cleanup 138 sec 0 cleanup 139 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 371 127.566 21919.401 Close 323 15.407 45.604 Rename 14 111.264 213.838 Unlink 35 36.783 69.260 Qpathinfo 323 226.688 41490.512 Qfileinfo 103 2.771 38.040 Qfsinfo 41 4.951 28.598 Sfileinfo 44 73.225 149.741 Find 109 7.519 71.872 WriteX 383 14.343 103.484 ReadX 382 2.144 127.738 Flush 33 165.526 343.398 Throughput 0.175497 MB/sec 1 clients 1 procs max_latency=25414.821 ms stopping dbench on /mnt/lustre at Thu Jun 11 20:15:46 EDT 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 Thu Jun 11 20:15:52 EDT 2026 waiting for dbench pid 47556 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 2944 2205568 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 24576 3734528 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 23552 3721216 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 48128 7455744 1% /mnt/lustre 1 31 1.05 MB/sec warmup 1 sec latency 106.979 ms 1 81 1.79 MB/sec warmup 2 sec latency 198.430 ms 1 113 1.74 MB/sec warmup 3 sec latency 291.465 ms 1 147 1.57 MB/sec warmup 4 sec latency 180.413 ms 1 173 1.41 MB/sec warmup 5 sec latency 176.862 ms 1 196 1.30 MB/sec warmup 6 sec latency 214.273 ms 1 224 1.23 MB/sec warmup 7 sec latency 161.845 ms test_26 fail mds1 4 times 1 263 1.24 MB/sec warmup 8 sec latency 120.241 ms 1 297 1.22 MB/sec warmup 9 sec latency 170.245 ms Failing mds1 on oleg349-server 1 319 1.15 MB/sec warmup 10 sec latency 168.890 ms Stopping /mnt/lustre-mds1 (opts:) on oleg349-server 1 349 1.14 MB/sec warmup 11 sec latency 163.826 ms 1 388 1.15 MB/sec warmup 12 sec latency 221.648 ms 1 388 1.06 MB/sec warmup 13 sec latency 1018.595 ms 1 388 0.99 MB/sec warmup 14 sec latency 2018.960 ms 20:16:07 (1781223367) shut down facet: mds1 facet_host: oleg349-server facet_failover_host: oleg349-server 1 388 0.92 MB/sec warmup 15 sec latency 3021.434 ms 1 388 0.86 MB/sec warmup 16 sec latency 4021.657 ms 1 388 0.81 MB/sec warmup 17 sec latency 5022.076 ms 1 388 0.77 MB/sec warmup 18 sec latency 6023.206 ms 1 388 0.73 MB/sec warmup 19 sec latency 7023.560 ms 1 388 0.00 MB/sec execute 1 sec latency 9025.056 ms 1 388 0.00 MB/sec execute 2 sec latency 10025.258 ms 1 388 0.00 MB/sec execute 3 sec latency 11025.619 ms 1 388 0.00 MB/sec execute 4 sec latency 12025.846 ms 1 388 0.00 MB/sec execute 5 sec latency 13029.017 ms Failover mds1 to oleg349-server mount facets: mds1 1 388 0.00 MB/sec execute 6 sec latency 14031.649 ms 1 388 0.00 MB/sec execute 7 sec latency 15031.955 ms 1 388 0.00 MB/sec execute 8 sec latency 16032.350 ms 1 388 0.00 MB/sec execute 9 sec latency 17035.972 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 388 0.00 MB/sec execute 10 sec latency 18036.174 ms 1 388 0.00 MB/sec execute 11 sec latency 19037.859 ms 1 388 0.00 MB/sec execute 12 sec latency 20040.716 ms 1 388 0.00 MB/sec execute 13 sec latency 21040.996 ms 1 388 0.00 MB/sec execute 14 sec latency 22041.270 ms oleg349-server: oleg349-server.virtnet: executing set_default_debug -1 all 1 397 0.02 MB/sec execute 15 sec latency 22640.319 ms 1 429 0.08 MB/sec execute 16 sec latency 140.910 ms pdsh@oleg349-client: oleg349-server: ssh exited with exit code 1 1 467 0.15 MB/sec execute 17 sec latency 156.465 ms Started lustre-MDT0000 20:16:30 (1781223390) targets are mounted 20:16:30 (1781223390) facet_failover done 1 503 0.20 MB/sec execute 18 sec latency 133.601 ms 1 558 0.28 MB/sec execute 19 sec latency 148.625 ms 1 638 0.36 MB/sec execute 20 sec latency 115.787 ms 1 669 0.35 MB/sec execute 21 sec latency 226.799 ms oleg349-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 697 0.33 MB/sec execute 22 sec latency 265.880 ms 1 723 0.32 MB/sec execute 23 sec latency 276.938 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 759 0.31 MB/sec execute 24 sec latency 92.819 ms 1 786 0.30 MB/sec execute 25 sec latency 143.254 ms 1 803 0.29 MB/sec execute 26 sec latency 331.216 ms 1 848 0.29 MB/sec execute 27 sec latency 132.487 ms 1 876 0.28 MB/sec execute 28 sec latency 201.639 ms 1 903 0.27 MB/sec execute 29 sec latency 125.823 ms 1 925 0.26 MB/sec execute 30 sec latency 235.839 ms 1 969 0.26 MB/sec execute 31 sec latency 93.199 ms 1 990 0.25 MB/sec execute 32 sec latency 294.305 ms 1 1072 0.28 MB/sec execute 33 sec latency 73.560 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1126 0.27 MB/sec execute 34 sec latency 89.539 ms 1 1163 0.26 MB/sec execute 35 sec latency 100.695 ms 1 1200 0.26 MB/sec execute 36 sec latency 107.864 ms 1 1236 0.25 MB/sec execute 37 sec latency 108.649 ms 1 1278 0.24 MB/sec execute 38 sec latency 93.598 ms 1 1420 0.31 MB/sec execute 39 sec latency 76.996 ms 1 1465 0.30 MB/sec execute 40 sec latency 152.452 ms 1 1501 0.30 MB/sec execute 41 sec latency 298.048 ms 1 1552 0.29 MB/sec execute 42 sec latency 90.142 ms 1 1597 0.29 MB/sec execute 43 sec latency 148.743 ms 1 1632 0.28 MB/sec execute 44 sec latency 289.917 ms 1 1680 0.27 MB/sec execute 45 sec latency 308.064 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Thu Jun 11 20:16:58 EDT 2026 with return code 0 47556 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47556 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished