== replay-dual test 26: dbench and tar with mds failover ========================================================== 23:43:21 (1788839001) Starting client oleg252-client.virtnet: -o user_xattr,flock 192.168.202.152@tcp:/lustre /mnt/lustre Started clients oleg252-client.virtnet: 192.168.202.152@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 65699 Started dbench loop with 65700 striped dir -i0 -c2 -H all_char /mnt/lustre2/d26.replay-dual/run_dbench striped dir -i0 -c2 -H all_char /mnt/lustre/d26.replay-dual/run_tar 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 1414116 1940 1269364 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1756 1269548 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 1564 3584800 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1544 3605476 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 3108 7190276 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 Mon Sep 7 23:43:27 EDT 2026 waiting for dbench pid 65779 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 24 0.65 MB/sec warmup 1 sec latency 11.475 ms 1 111 2.62 MB/sec warmup 2 sec latency 111.659 ms 1 154 2.18 MB/sec warmup 3 sec latency 171.933 ms 1 184 1.84 MB/sec warmup 4 sec latency 324.486 ms 1 223 1.72 MB/sec warmup 5 sec latency 329.978 ms 1 269 1.68 MB/sec warmup 6 sec latency 161.000 ms 1 315 1.64 MB/sec warmup 7 sec latency 91.297 ms test_26 fail mds1 1 times 1 365 1.63 MB/sec warmup 8 sec latency 94.787 ms 1 405 1.59 MB/sec warmup 9 sec latency 124.879 ms Failing mds1 on oleg252-server 1 438 1.54 MB/sec warmup 10 sec latency 134.950 ms Stopping /mnt/lustre-mds1 (opts:) on oleg252-server 1 485 1.54 MB/sec warmup 11 sec latency 135.834 ms 1 501 1.45 MB/sec warmup 12 sec latency 472.736 ms 1 501 1.34 MB/sec warmup 13 sec latency 1474.238 ms 23:43:40 (1788839020) shut down facet: mds1 facet_host: oleg252-server facet_failover_host: oleg252-server 1 501 1.25 MB/sec warmup 14 sec latency 2474.762 ms 1 501 1.16 MB/sec warmup 15 sec latency 3474.995 ms 1 501 1.09 MB/sec warmup 16 sec latency 4475.226 ms 1 501 1.03 MB/sec warmup 17 sec latency 5479.720 ms 1 501 0.97 MB/sec warmup 18 sec latency 6480.561 ms 1 501 0.92 MB/sec warmup 19 sec latency 7480.915 ms 1 501 0.00 MB/sec execute 1 sec latency 9481.253 ms 1 501 0.00 MB/sec execute 2 sec latency 10481.607 ms 1 501 0.00 MB/sec execute 3 sec latency 11481.839 ms Failover mds1 to oleg252-server mount facets: mds1 1 501 0.00 MB/sec execute 4 sec latency 12482.001 ms 1 501 0.00 MB/sec execute 5 sec latency 13483.441 ms 1 501 0.00 MB/sec execute 6 sec latency 14483.691 ms 1 501 0.00 MB/sec execute 7 sec latency 15486.720 ms 1 501 0.00 MB/sec execute 8 sec latency 16487.108 ms 1 501 0.00 MB/sec execute 9 sec latency 17487.631 ms 1 501 0.00 MB/sec execute 10 sec latency 18487.840 ms 1 501 0.00 MB/sec execute 11 sec latency 19488.032 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 501 0.00 MB/sec execute 12 sec latency 20493.131 ms 1 501 0.00 MB/sec execute 13 sec latency 21493.401 ms 1 501 0.00 MB/sec execute 14 sec latency 22493.680 ms 1 501 0.00 MB/sec execute 15 sec latency 23493.887 ms 1 501 0.00 MB/sec execute 16 sec latency 24494.132 ms 1 501 0.00 MB/sec execute 17 sec latency 25496.757 ms 1 501 0.00 MB/sec execute 18 sec latency 26498.644 ms 1 501 0.00 MB/sec execute 19 sec latency 27498.852 ms 1 501 0.00 MB/sec execute 20 sec latency 28500.106 ms 1 501 0.00 MB/sec execute 21 sec latency 29500.462 ms 1 501 0.00 MB/sec execute 22 sec latency 30500.650 ms 1 501 0.00 MB/sec execute 23 sec latency 31502.115 ms 1 501 0.00 MB/sec execute 24 sec latency 32502.310 ms 1 501 0.00 MB/sec execute 25 sec latency 33502.531 ms oleg252-server: oleg252-server.virtnet: executing set_default_debug -1 all 1 501 0.00 MB/sec execute 26 sec latency 34503.399 ms pdsh@oleg252-client: oleg252-server: ssh exited with exit code 1 1 501 0.00 MB/sec execute 27 sec latency 35506.545 ms Started lustre-MDT0000 23:44:14 (1788839054) targets are mounted 23:44:14 (1788839054) facet_failover done 1 501 0.00 MB/sec execute 28 sec latency 36506.752 ms 1 501 0.00 MB/sec execute 29 sec latency 37506.892 ms 1 552 0.05 MB/sec execute 30 sec latency 37539.115 ms 1 616 0.11 MB/sec execute 31 sec latency 433.552 ms 1 689 0.12 MB/sec execute 32 sec latency 92.076 ms oleg252-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 733 0.12 MB/sec execute 33 sec latency 101.928 ms 1 778 0.11 MB/sec execute 34 sec latency 101.095 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 806 0.11 MB/sec execute 35 sec latency 102.922 ms 1 865 0.11 MB/sec execute 36 sec latency 128.002 ms 1 902 0.11 MB/sec execute 37 sec latency 117.003 ms 1 921 0.11 MB/sec execute 38 sec latency 145.745 ms 1 967 0.11 MB/sec execute 39 sec latency 95.698 ms 1 990 0.11 MB/sec execute 40 sec latency 138.797 ms 1 1076 0.13 MB/sec execute 41 sec latency 89.054 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2084 1269220 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1916 1269388 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 36072 3569904 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 19540 3583348 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 55612 7153252 1% /mnt/lustre 1 1128 0.13 MB/sec execute 42 sec latency 110.629 ms 1 1163 0.13 MB/sec execute 43 sec latency 94.351 ms 1 1172 0.13 MB/sec execute 44 sec latency 855.660 ms 1 1219 0.12 MB/sec execute 45 sec latency 1032.468 ms 1 1257 0.12 MB/sec execute 46 sec latency 167.028 ms 1 1383 0.18 MB/sec execute 47 sec latency 214.712 ms 1 1401 0.18 MB/sec execute 48 sec latency 708.388 ms 1 1447 0.17 MB/sec execute 49 sec latency 121.430 ms 1 1514 0.17 MB/sec execute 50 sec latency 72.064 ms test_26 fail mds2 2 times 1 1597 0.17 MB/sec execute 51 sec latency 54.159 ms 1 1646 0.17 MB/sec execute 52 sec latency 113.217 ms Failing mds2 on oleg252-server 1 1684 0.16 MB/sec execute 53 sec latency 115.228 ms Stopping /mnt/lustre-mds2 (opts:) on oleg252-server 1 1735 0.16 MB/sec execute 54 sec latency 125.900 ms 1 1738 0.16 MB/sec execute 55 sec latency 903.189 ms 1 1738 0.16 MB/sec execute 56 sec latency 1903.891 ms 1 1738 0.15 MB/sec execute 57 sec latency 2904.446 ms 1 1738 0.15 MB/sec execute 58 sec latency 3904.642 ms 1 1738 0.15 MB/sec execute 59 sec latency 4904.981 ms 1 1738 0.15 MB/sec execute 60 sec latency 5905.422 ms 1 1738 0.14 MB/sec execute 61 sec latency 6907.403 ms 23:44:49 (1788839089) shut down 1 1738 0.14 MB/sec execute 62 sec latency 7910.090 ms facet: mds2 facet_host: oleg252-server facet_failover_host: oleg252-server 1 1738 0.14 MB/sec execute 63 sec latency 8910.343 ms 1 1738 0.14 MB/sec execute 64 sec latency 9913.144 ms 1 1738 0.14 MB/sec execute 65 sec latency 10913.571 ms 1 1738 0.13 MB/sec execute 66 sec latency 11914.604 ms 1 1738 0.13 MB/sec execute 67 sec latency 12916.015 ms 1 1738 0.13 MB/sec execute 68 sec latency 13916.294 ms 1 1738 0.13 MB/sec execute 69 sec latency 14916.961 ms 1 1738 0.13 MB/sec execute 70 sec latency 15917.332 ms 1 1738 0.12 MB/sec execute 71 sec latency 16918.025 ms 1 1738 0.12 MB/sec execute 72 sec latency 17918.165 ms Failover mds2 to oleg252-server mount facets: mds2 1 1738 0.12 MB/sec execute 73 sec latency 18920.257 ms 1 1738 0.12 MB/sec execute 74 sec latency 19920.467 ms 1 1738 0.12 MB/sec execute 75 sec latency 20921.496 ms 1 1738 0.12 MB/sec execute 76 sec latency 21921.678 ms 1 1738 0.11 MB/sec execute 77 sec latency 22921.956 ms 1 1738 0.11 MB/sec execute 78 sec latency 23922.318 ms 1 1738 0.11 MB/sec execute 79 sec latency 24922.616 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 1738 0.11 MB/sec execute 80 sec latency 25923.498 ms 1 1738 0.11 MB/sec execute 81 sec latency 26925.650 ms 1 1738 0.11 MB/sec execute 82 sec latency 27928.276 ms 1 1738 0.11 MB/sec execute 83 sec latency 28928.624 ms 1 1738 0.10 MB/sec execute 84 sec latency 29929.053 ms oleg252-server: oleg252-server.virtnet: executing set_default_debug -1 all 1 1738 0.10 MB/sec execute 85 sec latency 30929.837 ms pdsh@oleg252-client: oleg252-server: ssh exited with exit code 1 1 1738 0.10 MB/sec execute 86 sec latency 31930.356 ms 1 1738 0.10 MB/sec execute 87 sec latency 32930.781 ms Started lustre-MDT0001 23:45:14 (1788839114) targets are mounted 23:45:14 (1788839114) facet_failover done 1 1743 0.10 MB/sec execute 88 sec latency 33885.272 ms 1 1808 0.10 MB/sec execute 89 sec latency 75.354 ms 1 1859 0.10 MB/sec execute 90 sec latency 120.046 ms 1 1926 0.10 MB/sec execute 91 sec latency 105.437 ms 1 1984 0.10 MB/sec execute 92 sec latency 87.170 ms oleg252-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1475 0 1 2063 0.10 MB/sec execute 93 sec latency 98.698 ms 1 2132 0.10 MB/sec execute 94 sec latency 82.949 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2181 0.10 MB/sec execute 95 sec latency 92.897 ms 1 2238 0.10 MB/sec execute 96 sec latency 100.325 ms 1 2336 0.11 MB/sec execute 97 sec latency 82.629 ms 1 2369 0.11 MB/sec execute 98 sec latency 134.393 ms 1 2412 0.11 MB/sec execute 99 sec latency 91.538 ms 1 cleanup 100 sec UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2292 1269012 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2192 1269112 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 36872 3569784 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 32216 3573616 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 69088 7143400 1% /mnt/lustre 1 cleanup 101 sec 1 cleanup 102 sec 0 cleanup 103 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 346 155.665 37539.103 Close 295 13.892 708.364 Rename 14 87.846 167.002 Unlink 36 24.608 58.253 Qpathinfo 324 118.823 33885.249 Qfileinfo 77 1.599 10.063 Qfsinfo 41 3.056 19.671 Sfileinfo 44 57.469 112.050 Find 109 10.637 47.047 WriteX 254 11.188 69.691 ReadX 382 0.290 49.908 Flush 33 51.000 145.725 Throughput 0.10655 MB/sec 1 clients 1 procs max_latency=37539.115 ms stopping dbench on /mnt/lustre at Mon Sep 7 23:45:30 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre2/d26.replay-dual/run_dbench looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt test_26 fail mds1 3 times '/usr/share/dbench/client.txt' -> 'client.txt' running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Mon Sep 7 23:45:36 EDT 2026 waiting for dbench pid 68032 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 17 0.19 MB/sec warmup 1 sec latency 18.268 ms Failing mds1 on oleg252-server 1 72 1.56 MB/sec warmup 2 sec latency 157.292 ms Stopping /mnt/lustre-mds1 (opts:) on oleg252-server 1 113 1.74 MB/sec warmup 3 sec latency 258.591 ms 1 137 1.50 MB/sec warmup 4 sec latency 387.723 ms 1 137 1.20 MB/sec warmup 5 sec latency 1389.580 ms 1 137 1.00 MB/sec warmup 6 sec latency 2389.775 ms 23:45:43 (1788839143) shut down facet: mds1 facet_host: oleg252-server facet_failover_host: oleg252-server 1 137 0.86 MB/sec warmup 7 sec latency 3390.116 ms 1 137 0.75 MB/sec warmup 8 sec latency 4391.523 ms 1 137 0.67 MB/sec warmup 9 sec latency 5391.923 ms 1 137 0.60 MB/sec warmup 10 sec latency 6394.084 ms 1 137 0.55 MB/sec warmup 11 sec latency 7394.287 ms 1 137 0.50 MB/sec warmup 12 sec latency 8394.640 ms 1 137 0.46 MB/sec warmup 13 sec latency 9395.942 ms 1 137 0.43 MB/sec warmup 14 sec latency 10396.156 ms 1 137 0.40 MB/sec warmup 15 sec latency 11397.232 ms 1 137 0.38 MB/sec warmup 16 sec latency 12397.470 ms Failover mds1 to oleg252-server mount facets: mds1 1 137 0.35 MB/sec warmup 17 sec latency 13397.649 ms 1 137 0.33 MB/sec warmup 18 sec latency 14398.553 ms 1 137 0.32 MB/sec warmup 19 sec latency 15398.880 ms 1 137 0.00 MB/sec execute 1 sec latency 17399.558 ms 1 137 0.00 MB/sec execute 2 sec latency 18399.774 ms 1 137 0.00 MB/sec execute 3 sec latency 19399.928 ms 1 137 0.00 MB/sec execute 4 sec latency 20400.109 ms 1 137 0.00 MB/sec execute 5 sec latency 21405.727 ms 1 137 0.00 MB/sec execute 6 sec latency 22405.965 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 137 0.00 MB/sec execute 7 sec latency 23406.291 ms 1 137 0.00 MB/sec execute 8 sec latency 24406.621 ms 1 137 0.00 MB/sec execute 9 sec latency 25406.854 ms 1 137 0.00 MB/sec execute 10 sec latency 26407.699 ms 1 137 0.00 MB/sec execute 11 sec latency 27409.006 ms 1 137 0.00 MB/sec execute 12 sec latency 28409.329 ms 1 137 0.00 MB/sec execute 13 sec latency 29409.638 ms 1 137 0.00 MB/sec execute 14 sec latency 30410.339 ms 1 137 0.00 MB/sec execute 15 sec latency 31411.753 ms 1 137 0.00 MB/sec execute 16 sec latency 32413.358 ms 1 137 0.00 MB/sec execute 17 sec latency 33415.113 ms 1 137 0.00 MB/sec execute 18 sec latency 34415.336 ms oleg252-server: oleg252-server.virtnet: executing set_default_debug -1 all 1 137 0.00 MB/sec execute 19 sec latency 35415.522 ms pdsh@oleg252-client: oleg252-server: ssh exited with exit code 1 1 137 0.00 MB/sec execute 20 sec latency 36425.303 ms Started lustre-MDT0000 23:46:17 (1788839177) targets are mounted 23:46:17 (1788839177) facet_failover done 1 137 0.00 MB/sec execute 21 sec latency 37426.688 ms 1 151 0.01 MB/sec execute 22 sec latency 37993.372 ms 1 181 0.06 MB/sec execute 23 sec latency 166.303 ms 1 199 0.08 MB/sec execute 24 sec latency 494.421 ms 1 231 0.11 MB/sec execute 25 sec latency 142.411 ms 1 264 0.15 MB/sec execute 26 sec latency 144.669 ms 1 290 0.17 MB/sec execute 27 sec latency 215.203 ms oleg252-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 331 0.21 MB/sec execute 28 sec latency 115.140 ms 1 373 0.25 MB/sec execute 29 sec latency 125.220 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 408 0.28 MB/sec execute 30 sec latency 147.166 ms 1 449 0.31 MB/sec execute 31 sec latency 162.528 ms 1 492 0.35 MB/sec execute 32 sec latency 149.719 ms 1 521 0.36 MB/sec execute 33 sec latency 163.435 ms 1 603 0.44 MB/sec execute 34 sec latency 179.848 ms 1 664 0.43 MB/sec execute 35 sec latency 85.517 ms 1 699 0.42 MB/sec execute 36 sec latency 134.210 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2856 1268448 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2668 1268636 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 5972 3591872 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 50052 3550000 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 56024 7141872 1% /mnt/lustre 1 731 0.41 MB/sec execute 37 sec latency 128.607 ms 1 778 0.40 MB/sec execute 38 sec latency 147.549 ms 1 803 0.40 MB/sec execute 39 sec latency 182.796 ms 1 849 0.39 MB/sec execute 40 sec latency 135.561 ms 1 884 0.38 MB/sec execute 41 sec latency 201.465 ms 1 884 0.37 MB/sec execute 42 sec latency 1203.350 ms 1 903 0.36 MB/sec execute 43 sec latency 1448.182 ms 1 933 0.36 MB/sec execute 44 sec latency 99.538 ms 1 983 0.35 MB/sec execute 45 sec latency 101.603 ms 1 1062 0.37 MB/sec execute 46 sec latency 63.492 ms test_26 fail mds2 4 times 1 1112 0.36 MB/sec execute 47 sec latency 88.956 ms 1 1134 0.35 MB/sec execute 48 sec latency 148.730 ms Failing mds2 on oleg252-server 1 1161 0.35 MB/sec execute 49 sec latency 151.542 ms 1 1192 0.34 MB/sec execute 50 sec latency 109.569 ms Stopping /mnt/lustre-mds2 (opts:) on oleg252-server 1 1224 0.33 MB/sec execute 51 sec latency 153.891 ms 1 1252 0.33 MB/sec execute 52 sec latency 137.730 ms 1 1278 0.32 MB/sec execute 53 sec latency 307.530 ms 1 1278 0.32 MB/sec execute 54 sec latency 1307.711 ms 1 1278 0.31 MB/sec execute 55 sec latency 2308.256 ms 23:46:52 (1788839212) shut down facet: mds2 facet_host: oleg252-server facet_failover_host: oleg252-server 1 1278 0.31 MB/sec execute 56 sec latency 3308.524 ms 1 1278 0.30 MB/sec execute 57 sec latency 4308.796 ms 1 1278 0.29 MB/sec execute 58 sec latency 5308.962 ms 1 1278 0.29 MB/sec execute 59 sec latency 6309.575 ms 1 1278 0.28 MB/sec execute 60 sec latency 7310.532 ms 1 1278 0.28 MB/sec execute 61 sec latency 8310.779 ms 1 1278 0.28 MB/sec execute 62 sec latency 9311.155 ms 1 1278 0.27 MB/sec execute 63 sec latency 10311.380 ms 1 1278 0.27 MB/sec execute 64 sec latency 11311.857 ms 1 1278 0.26 MB/sec execute 65 sec latency 12312.096 ms Failover mds2 to oleg252-server mount facets: mds2 1 1278 0.26 MB/sec execute 66 sec latency 13313.750 ms 1 1278 0.26 MB/sec execute 67 sec latency 14314.031 ms 1 1278 0.25 MB/sec execute 68 sec latency 15335.008 ms 1 1278 0.25 MB/sec execute 69 sec latency 16335.219 ms 1 1278 0.24 MB/sec execute 70 sec latency 17335.541 ms 1 1278 0.24 MB/sec execute 71 sec latency 18335.749 ms 1 1278 0.24 MB/sec execute 72 sec latency 19336.037 ms 1 1278 0.23 MB/sec execute 73 sec latency 20336.662 ms 1 1278 0.23 MB/sec execute 74 sec latency 21336.854 ms 1 1278 0.23 MB/sec execute 75 sec latency 22337.392 ms 1 1278 0.22 MB/sec execute 76 sec latency 23357.072 ms 1 1278 0.22 MB/sec execute 77 sec latency 24357.570 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 1278 0.22 MB/sec execute 78 sec latency 25357.901 ms 1 1278 0.22 MB/sec execute 79 sec latency 26358.110 ms 1 1278 0.21 MB/sec execute 80 sec latency 27360.381 ms 1 1278 0.21 MB/sec execute 81 sec latency 28360.615 ms 1 1278 0.21 MB/sec execute 82 sec latency 29360.864 ms 1 1278 0.21 MB/sec execute 83 sec latency 30362.381 ms oleg252-server: oleg252-server.virtnet: executing set_default_debug -1 all 1 1278 0.20 MB/sec execute 84 sec latency 31362.759 ms pdsh@oleg252-client: oleg252-server: ssh exited with exit code 1 1 1278 0.20 MB/sec execute 85 sec latency 32363.976 ms Started lustre-MDT0001 23:47:22 (1788839242) targets are mounted 23:47:22 (1788839242) facet_failover done 1 1278 0.20 MB/sec execute 86 sec latency 33366.443 ms 1 1394 0.23 MB/sec execute 87 sec latency 33743.191 ms 1 1421 0.23 MB/sec execute 88 sec latency 134.843 ms 1 1459 0.22 MB/sec execute 89 sec latency 108.577 ms 1 1474 0.22 MB/sec execute 90 sec latency 606.618 ms 1 1502 0.22 MB/sec execute 91 sec latency 186.955 ms 1 1538 0.22 MB/sec execute 92 sec latency 128.358 ms 1 1587 0.22 MB/sec execute 93 sec latency 111.202 ms 1 1621 0.21 MB/sec execute 94 sec latency 121.574 ms oleg252-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1475 0 1 1655 0.21 MB/sec execute 95 sec latency 131.333 ms 1 1687 0.21 MB/sec execute 96 sec latency 157.966 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1725 0.21 MB/sec execute 97 sec latency 180.706 ms 1 1770 0.21 MB/sec execute 98 sec latency 125.705 ms 1 1810 0.20 MB/sec execute 99 sec latency 136.899 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 293 201.001 37993.352 Close 242 15.947 99.075 Rename 11 107.249 182.770 Unlink 24 28.380 60.810 Qpathinfo 181 21.442 109.555 Qfileinfo 98 2.511 17.079 Qfsinfo 33 2.894 26.535 Sfileinfo 34 67.360 153.873 Find 68 508.227 33743.176 WriteX 408 15.888 102.858 ReadX 290 1.051 89.240 Flush 27 58.061 121.026 Throughput 0.204777 MB/sec 1 clients 1 procs max_latency=37993.372 ms stopping dbench on /mnt/lustre at Mon Sep 7 23:47:40 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre tar: Unexpected EOF in archive tar: Unexpected EOF in archive removed 'client.txt' /mnt/lustre dbench successfully finished striped dir -i0 -c2 -H crush2 /mnt/lustre2/d26.replay-dual/run_dbench 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 Mon Sep 7 23:47:49 EDT 2026 waiting for dbench pid 70074 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 0 10 0.00 MB/sec warmup 1 sec latency 103.866 ms 1 91 2.09 MB/sec warmup 2 sec latency 124.085 ms 1 137 2.00 MB/sec warmup 3 sec latency 135.390 ms 1 181 1.83 MB/sec warmup 4 sec latency 124.988 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Mon Sep 7 23:47:54 EDT 2026 with return code 0 1 207 1.62 MB/sec warmup 5 sec latency 375.846 ms 70074 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 70074 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished