== replay-dual test 26: dbench and tar with mds failover ========================================================== 20:55:08 (1787792108) Starting client oleg259-client.virtnet: -o user_xattr,flock 192.168.202.159@tcp:/lustre /mnt/lustre Started clients oleg259-client.virtnet: 192.168.202.159@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 65685 Started dbench loop with 65686 striped dir -i0 -c2 -H all_char /mnt/lustre2/d26.replay-dual/run_dbench striped dir -i0 -c2 -H crush /mnt/lustre/d26.replay-dual/run_tar looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt '/usr/share/dbench/client.txt' -> 'client.txt' UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 1968 1269336 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1756 1269548 1% /mnt/lustre[MDT:1] running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Wed Aug 26 20:55:13 EDT 2026 waiting for dbench pid 65736 lustre-OST0000_UUID 3833116 1564 3605456 1% /mnt/lustre[OST:0] 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 lustre-OST0001_UUID 3833116 26120 3580816 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 27684 7186272 1% /mnt/lustre 1 of 1 processes prepared for launch 0 sec releasing clients 1 16 0.13 MB/sec warmup 1 sec latency 23.979 ms 1 91 2.09 MB/sec warmup 2 sec latency 112.193 ms 1 137 2.00 MB/sec warmup 3 sec latency 164.023 ms 1 178 1.79 MB/sec warmup 4 sec latency 145.629 ms 1 197 1.56 MB/sec warmup 5 sec latency 514.466 ms 1 234 1.48 MB/sec warmup 6 sec latency 137.152 ms 1 280 1.49 MB/sec warmup 7 sec latency 114.431 ms 1 315 1.43 MB/sec warmup 8 sec latency 149.932 ms 1 356 1.42 MB/sec warmup 9 sec latency 138.006 ms test_26 fail mds1 1 times 1 397 1.40 MB/sec warmup 10 sec latency 102.798 ms Failing mds1 on oleg259-server 1 443 1.41 MB/sec warmup 11 sec latency 132.459 ms Stopping /mnt/lustre-mds1 (opts:) on oleg259-server 1 478 1.39 MB/sec warmup 12 sec latency 142.740 ms 1 510 1.36 MB/sec warmup 13 sec latency 128.930 ms 1 510 1.26 MB/sec warmup 14 sec latency 1042.948 ms 20:55:28 (1787792128) shut down 1 510 1.18 MB/sec warmup 15 sec latency 2043.783 ms facet: mds1 facet_host: oleg259-server facet_failover_host: oleg259-server 1 510 1.10 MB/sec warmup 16 sec latency 3046.418 ms 1 510 1.04 MB/sec warmup 17 sec latency 4046.715 ms 1 510 0.98 MB/sec warmup 18 sec latency 5046.981 ms 1 510 0.93 MB/sec warmup 19 sec latency 6047.438 ms 1 510 0.00 MB/sec execute 1 sec latency 8048.367 ms 1 510 0.00 MB/sec execute 2 sec latency 9050.700 ms 1 510 0.00 MB/sec execute 3 sec latency 10052.355 ms 1 510 0.00 MB/sec execute 4 sec latency 11052.698 ms 1 510 0.00 MB/sec execute 5 sec latency 12053.639 ms Failover mds1 to oleg259-server mount facets: mds1 1 510 0.00 MB/sec execute 6 sec latency 13056.922 ms 1 510 0.00 MB/sec execute 7 sec latency 14059.682 ms 1 510 0.00 MB/sec execute 8 sec latency 15059.913 ms 1 510 0.00 MB/sec execute 9 sec latency 16060.123 ms 1 510 0.00 MB/sec execute 10 sec latency 17060.340 ms 1 510 0.00 MB/sec execute 11 sec latency 18060.547 ms 1 510 0.00 MB/sec execute 12 sec latency 19060.857 ms 1 510 0.00 MB/sec execute 13 sec latency 20061.689 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 510 0.00 MB/sec execute 14 sec latency 21062.413 ms 1 510 0.00 MB/sec execute 15 sec latency 22063.894 ms 1 510 0.00 MB/sec execute 16 sec latency 23064.214 ms 1 510 0.00 MB/sec execute 17 sec latency 24065.105 ms 1 510 0.00 MB/sec execute 18 sec latency 25065.679 ms 1 510 0.00 MB/sec execute 19 sec latency 26065.948 ms 1 510 0.00 MB/sec execute 20 sec latency 27068.328 ms 1 510 0.00 MB/sec execute 21 sec latency 28070.586 ms 1 510 0.00 MB/sec execute 22 sec latency 29070.924 ms 1 510 0.00 MB/sec execute 23 sec latency 30071.480 ms 1 510 0.00 MB/sec execute 24 sec latency 31075.589 ms 1 510 0.00 MB/sec execute 25 sec latency 32076.970 ms 1 510 0.00 MB/sec execute 26 sec latency 33078.222 ms 1 510 0.00 MB/sec execute 27 sec latency 34079.103 ms oleg259-server: oleg259-server.virtnet: executing set_default_debug -1 all 1 510 0.00 MB/sec execute 28 sec latency 35079.632 ms pdsh@oleg259-client: oleg259-server: ssh exited with exit code 1 1 510 0.00 MB/sec execute 29 sec latency 36080.115 ms Started lustre-MDT0000 20:56:03 (1787792163) targets are mounted 20:56:03 (1787792163) facet_failover done 1 510 0.00 MB/sec execute 30 sec latency 37081.359 ms 1 545 0.04 MB/sec execute 31 sec latency 37213.943 ms 1 596 0.09 MB/sec execute 32 sec latency 674.826 ms 1 664 0.10 MB/sec execute 33 sec latency 91.227 ms 1 721 0.10 MB/sec execute 34 sec latency 124.281 ms 1 758 0.10 MB/sec execute 35 sec latency 138.327 ms 1 804 0.10 MB/sec execute 36 sec latency 117.847 ms 1 878 0.11 MB/sec execute 37 sec latency 66.177 ms oleg259-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 935 0.11 MB/sec execute 38 sec latency 79.015 ms 1 976 0.11 MB/sec execute 39 sec latency 89.941 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1041 0.13 MB/sec execute 40 sec latency 124.856 ms 1 1083 0.13 MB/sec execute 41 sec latency 83.654 ms 1 1172 0.13 MB/sec execute 42 sec latency 154.073 ms 1 1200 0.12 MB/sec execute 43 sec latency 525.028 ms 1 1252 0.12 MB/sec execute 44 sec latency 106.255 ms 1 1396 0.18 MB/sec execute 45 sec latency 61.193 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2252 1269052 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2016 1269288 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 12156 3594612 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 43380 3558648 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 55536 7153260 1% /mnt/lustre 1 1428 0.18 MB/sec execute 46 sec latency 128.498 ms 1 1481 0.18 MB/sec execute 47 sec latency 78.197 ms 1 1520 0.17 MB/sec execute 48 sec latency 107.360 ms 1 1582 0.17 MB/sec execute 49 sec latency 81.976 ms 1 1621 0.17 MB/sec execute 50 sec latency 120.021 ms 1 1634 0.17 MB/sec execute 51 sec latency 746.701 ms 1 1648 0.16 MB/sec execute 52 sec latency 1474.330 ms 1 1700 0.16 MB/sec execute 53 sec latency 133.277 ms 1 1771 0.16 MB/sec execute 54 sec latency 96.955 ms test_26 fail mds2 2 times 1 1834 0.16 MB/sec execute 55 sec latency 111.344 ms 1 1888 0.15 MB/sec execute 56 sec latency 118.953 ms Failing mds2 on oleg259-server 1 1978 0.15 MB/sec execute 57 sec latency 75.152 ms 1 2056 0.15 MB/sec execute 58 sec latency 88.892 ms Stopping /mnt/lustre-mds2 (opts:) on oleg259-server 1 2103 0.15 MB/sec execute 59 sec latency 110.245 ms 1 2138 0.15 MB/sec execute 60 sec latency 606.384 ms 1 2138 0.15 MB/sec execute 61 sec latency 1606.905 ms 20:56:35 (1787792195) shut down 1 2138 0.14 MB/sec execute 62 sec latency 2607.081 ms facet: mds2 facet_host: oleg259-server facet_failover_host: oleg259-server 1 2138 0.14 MB/sec execute 63 sec latency 3607.266 ms 1 2138 0.14 MB/sec execute 64 sec latency 4607.591 ms 1 2138 0.14 MB/sec execute 65 sec latency 5607.795 ms 1 2138 0.14 MB/sec execute 66 sec latency 6611.876 ms 1 2138 0.13 MB/sec execute 67 sec latency 7612.766 ms 1 2138 0.13 MB/sec execute 68 sec latency 8619.057 ms 1 2138 0.13 MB/sec execute 69 sec latency 9619.376 ms 1 2138 0.13 MB/sec execute 70 sec latency 10621.738 ms 1 2138 0.13 MB/sec execute 71 sec latency 11622.169 ms 1 2138 0.12 MB/sec execute 72 sec latency 12622.996 ms Failover mds2 to oleg259-server mount facets: mds2 1 2138 0.12 MB/sec execute 73 sec latency 13623.265 ms 1 2138 0.12 MB/sec execute 74 sec latency 14625.282 ms 1 2138 0.12 MB/sec execute 75 sec latency 15629.614 ms 1 2138 0.12 MB/sec execute 76 sec latency 16629.860 ms 1 2138 0.12 MB/sec execute 77 sec latency 17632.817 ms 1 2138 0.11 MB/sec execute 78 sec latency 18639.667 ms 1 2138 0.11 MB/sec execute 79 sec latency 19640.195 ms 1 2138 0.11 MB/sec execute 80 sec latency 20640.392 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2138 0.11 MB/sec execute 81 sec latency 21640.588 ms 1 2138 0.11 MB/sec execute 82 sec latency 22640.794 ms 1 2138 0.11 MB/sec execute 83 sec latency 23643.763 ms 1 2138 0.11 MB/sec execute 84 sec latency 24644.037 ms 1 2138 0.11 MB/sec execute 85 sec latency 25644.903 ms 1 2138 0.10 MB/sec execute 86 sec latency 26646.831 ms oleg259-server: oleg259-server.virtnet: executing set_default_debug -1 all 1 2138 0.10 MB/sec execute 87 sec latency 27647.393 ms pdsh@oleg259-client: oleg259-server: ssh exited with exit code 1 1 2138 0.10 MB/sec execute 88 sec latency 28648.194 ms Started lustre-MDT0001 20:57:02 (1787792222) targets are mounted 20:57:02 (1787792222) facet_failover done 1 2160 0.10 MB/sec execute 89 sec latency 29253.618 ms 1 2253 0.10 MB/sec execute 90 sec latency 58.926 ms 1 2336 0.11 MB/sec execute 91 sec latency 85.478 ms 1 2367 0.11 MB/sec execute 92 sec latency 108.764 ms 1 2401 0.11 MB/sec execute 93 sec latency 153.554 ms 1 2436 0.11 MB/sec execute 94 sec latency 121.980 ms 1 2477 0.12 MB/sec execute 95 sec latency 84.064 ms oleg259-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1475 0 1 2508 0.11 MB/sec execute 96 sec latency 239.529 ms 1 2586 0.12 MB/sec execute 97 sec latency 111.777 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2717 0.14 MB/sec execute 98 sec latency 116.122 ms 1 2776 0.14 MB/sec execute 99 sec latency 209.324 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 383 44.264 153.531 Close 323 126.017 37213.900 Rename 18 85.971 239.507 Unlink 43 23.500 74.161 Qpathinfo 366 94.753 29253.598 Qfileinfo 93 1.779 10.199 Qfsinfo 55 3.405 23.220 Sfileinfo 50 49.772 138.311 Find 128 10.660 55.663 WriteX 294 11.196 65.981 ReadX 614 0.497 73.752 LockX 2 12.269 15.418 UnlockX 2 9.457 10.138 Flush 35 92.042 1474.296 Throughput 0.14361 MB/sec 1 clients 1 procs max_latency=37213.943 ms stopping dbench on /mnt/lustre at Wed Aug 26 20:57:17 EDT 2026 with return code 0 UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2712 1268592 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2444 1268860 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 6768 3599488 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 51000 3554024 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 57768 7153512 1% /mnt/lustre clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre 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 Wed Aug 26 20:57:28 EDT 2026 waiting for dbench pid 67985 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 39 1.38 MB/sec warmup 1 sec latency 48.443 ms test_26 fail mds1 3 times 1 111 2.62 MB/sec warmup 2 sec latency 132.074 ms 1 165 2.27 MB/sec warmup 3 sec latency 144.632 ms 1 198 1.96 MB/sec warmup 4 sec latency 327.646 ms Failing mds1 on oleg259-server 1 231 1.78 MB/sec warmup 5 sec latency 188.432 ms 1 272 1.70 MB/sec warmup 6 sec latency 121.765 ms Stopping /mnt/lustre-mds1 (opts:) on oleg259-server 1 313 1.64 MB/sec warmup 7 sec latency 127.757 ms 1 339 1.53 MB/sec warmup 8 sec latency 235.349 ms 1 339 1.36 MB/sec warmup 9 sec latency 1202.905 ms 20:57:38 (1787792258) shut down facet: mds1 facet_host: oleg259-server facet_failover_host: oleg259-server 1 339 1.22 MB/sec warmup 10 sec latency 2204.865 ms 1 339 1.11 MB/sec warmup 11 sec latency 3205.205 ms 1 339 1.02 MB/sec warmup 12 sec latency 4205.479 ms 1 339 0.94 MB/sec warmup 13 sec latency 5206.270 ms 1 339 0.87 MB/sec warmup 14 sec latency 6206.573 ms 1 339 0.82 MB/sec warmup 15 sec latency 7207.281 ms 1 339 0.77 MB/sec warmup 16 sec latency 8207.514 ms 1 339 0.72 MB/sec warmup 17 sec latency 9209.295 ms 1 339 0.68 MB/sec warmup 18 sec latency 10209.760 ms 1 339 0.64 MB/sec warmup 19 sec latency 11210.205 ms Failover mds1 to oleg259-server mount facets: mds1 1 339 0.00 MB/sec execute 1 sec latency 13214.464 ms 1 339 0.00 MB/sec execute 2 sec latency 14218.506 ms 1 339 0.00 MB/sec execute 3 sec latency 15218.752 ms 1 339 0.00 MB/sec execute 4 sec latency 16219.042 ms 1 339 0.00 MB/sec execute 5 sec latency 17219.995 ms 1 339 0.00 MB/sec execute 6 sec latency 18221.381 ms 1 339 0.00 MB/sec execute 7 sec latency 19221.603 ms 1 339 0.00 MB/sec execute 8 sec latency 20221.849 ms 1 339 0.00 MB/sec execute 9 sec latency 21222.369 ms 1 339 0.00 MB/sec execute 10 sec latency 22225.214 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 339 0.00 MB/sec execute 11 sec latency 23225.479 ms 1 339 0.00 MB/sec execute 12 sec latency 24225.739 ms 1 339 0.00 MB/sec execute 13 sec latency 25226.010 ms 1 339 0.00 MB/sec execute 14 sec latency 26228.429 ms 1 339 0.00 MB/sec execute 15 sec latency 27230.652 ms 1 339 0.00 MB/sec execute 16 sec latency 28231.589 ms 1 339 0.00 MB/sec execute 17 sec latency 29236.910 ms 1 339 0.00 MB/sec execute 18 sec latency 30240.018 ms 1 339 0.00 MB/sec execute 19 sec latency 31240.369 ms 1 339 0.00 MB/sec execute 20 sec latency 32241.228 ms oleg259-server: oleg259-server.virtnet: executing set_default_debug -1 all 1 339 0.00 MB/sec execute 21 sec latency 33242.451 ms pdsh@oleg259-client: oleg259-server: ssh exited with exit code 1 1 339 0.00 MB/sec execute 22 sec latency 34242.719 ms Started lustre-MDT0000 20:58:10 (1787792290) targets are mounted 20:58:11 (1787792291) facet_failover done 1 339 0.00 MB/sec execute 23 sec latency 35243.052 ms 1 339 0.00 MB/sec execute 24 sec latency 36243.599 ms 1 381 0.05 MB/sec execute 25 sec latency 36397.304 ms 1 417 0.09 MB/sec execute 26 sec latency 147.419 ms 1 470 0.15 MB/sec execute 27 sec latency 88.417 ms 1 513 0.19 MB/sec execute 28 sec latency 125.086 ms 1 593 0.29 MB/sec execute 29 sec latency 168.546 ms oleg259-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 649 0.29 MB/sec execute 30 sec latency 102.360 ms 1 678 0.29 MB/sec execute 31 sec latency 129.337 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 712 0.28 MB/sec execute 32 sec latency 176.194 ms 1 747 0.27 MB/sec execute 33 sec latency 145.999 ms 1 821 0.27 MB/sec execute 34 sec latency 62.385 ms 1 884 0.27 MB/sec execute 35 sec latency 131.035 ms 1 885 0.26 MB/sec execute 36 sec latency 1007.466 ms 1 918 0.26 MB/sec execute 37 sec latency 222.160 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 3136 1268168 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2884 1268420 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 7800 3593912 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 56208 3545068 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 64008 7138980 1% /mnt/lustre 1 964 0.25 MB/sec execute 38 sec latency 104.416 ms 1 1040 0.27 MB/sec execute 39 sec latency 67.233 ms 1 1114 0.27 MB/sec execute 40 sec latency 73.015 ms 1 1162 0.26 MB/sec execute 41 sec latency 87.470 ms 1 1198 0.26 MB/sec execute 42 sec latency 128.112 ms 1 1233 0.25 MB/sec execute 43 sec latency 123.593 ms 1 1274 0.25 MB/sec execute 44 sec latency 100.484 ms 1 1406 0.31 MB/sec execute 45 sec latency 110.002 ms 1 1467 0.30 MB/sec execute 46 sec latency 179.400 ms test_26 fail mds2 4 times 1 1524 0.29 MB/sec execute 47 sec latency 242.307 ms 1 1605 0.29 MB/sec execute 48 sec latency 68.122 ms Failing mds2 on oleg259-server 1 1655 0.28 MB/sec execute 49 sec latency 133.444 ms Stopping /mnt/lustre-mds2 (opts:) on oleg259-server 1 1692 0.28 MB/sec execute 50 sec latency 142.241 ms 1 1775 0.27 MB/sec execute 51 sec latency 100.394 ms 1 1849 0.27 MB/sec execute 52 sec latency 79.872 ms 1 1938 0.27 MB/sec execute 53 sec latency 103.395 ms 1 2006 0.26 MB/sec execute 54 sec latency 84.050 ms 1 2095 0.26 MB/sec execute 55 sec latency 68.915 ms 1 2168 0.26 MB/sec execute 56 sec latency 101.546 ms 1 2247 0.25 MB/sec execute 57 sec latency 95.013 ms 1 2259 0.25 MB/sec execute 58 sec latency 818.492 ms 20:58:46 (1787792326) shut down facet: mds2 facet_host: oleg259-server facet_failover_host: oleg259-server 1 2259 0.25 MB/sec execute 59 sec latency 1818.811 ms 1 2259 0.24 MB/sec execute 60 sec latency 2819.151 ms 1 2259 0.24 MB/sec execute 61 sec latency 3820.346 ms 1 2259 0.23 MB/sec execute 62 sec latency 4824.072 ms 1 2259 0.23 MB/sec execute 63 sec latency 5825.596 ms 1 2259 0.23 MB/sec execute 64 sec latency 6828.055 ms 1 2259 0.22 MB/sec execute 65 sec latency 7830.050 ms 1 2259 0.22 MB/sec execute 66 sec latency 8831.385 ms 1 2259 0.22 MB/sec execute 67 sec latency 9831.651 ms 1 2259 0.21 MB/sec execute 68 sec latency 10832.033 ms Failover mds2 to oleg259-server mount facets: mds2 1 2259 0.21 MB/sec execute 69 sec latency 11832.333 ms 1 2259 0.21 MB/sec execute 70 sec latency 12834.194 ms 1 2259 0.20 MB/sec execute 71 sec latency 13835.198 ms 1 2259 0.20 MB/sec execute 72 sec latency 14835.474 ms 1 2259 0.20 MB/sec execute 73 sec latency 15836.315 ms 1 2259 0.20 MB/sec execute 74 sec latency 16836.585 ms 1 2259 0.19 MB/sec execute 75 sec latency 17837.256 ms 1 2259 0.19 MB/sec execute 76 sec latency 18837.766 ms 1 2259 0.19 MB/sec execute 77 sec latency 19838.126 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.19 MB/sec execute 78 sec latency 20838.667 ms 1 2259 0.18 MB/sec execute 79 sec latency 21842.156 ms 1 2259 0.18 MB/sec execute 80 sec latency 22842.446 ms 1 2259 0.18 MB/sec execute 81 sec latency 23842.711 ms 1 2259 0.18 MB/sec execute 82 sec latency 24844.174 ms oleg259-server: oleg259-server.virtnet: executing set_default_debug -1 all 1 2259 0.17 MB/sec execute 83 sec latency 25845.138 ms pdsh@oleg259-client: oleg259-server: ssh exited with exit code 1 1 2259 0.17 MB/sec execute 84 sec latency 26845.477 ms Started lustre-MDT0001 20:59:13 (1787792353) targets are mounted 20:59:13 (1787792353) facet_failover done 1 2269 0.17 MB/sec execute 85 sec latency 27754.537 ms 1 2352 0.18 MB/sec execute 86 sec latency 93.912 ms 1 2382 0.18 MB/sec execute 87 sec latency 127.842 ms 1 2416 0.18 MB/sec execute 88 sec latency 104.670 ms 1 2465 0.18 MB/sec execute 89 sec latency 105.718 ms 1 2549 0.18 MB/sec execute 90 sec latency 88.004 ms oleg259-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1475 0 1 2590 0.18 MB/sec execute 91 sec latency 79.454 ms 1 2622 0.18 MB/sec execute 92 sec latency 192.441 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2765 0.21 MB/sec execute 93 sec latency 121.667 ms 1 2898 0.22 MB/sec execute 94 sec latency 97.644 ms 1 2932 0.22 MB/sec execute 95 sec latency 118.526 ms 1 2993 0.22 MB/sec execute 96 sec latency 89.131 ms 1 3024 0.22 MB/sec execute 97 sec latency 119.716 ms 1 3207 0.22 MB/sec execute 98 sec latency 108.587 ms 1 3286 0.23 MB/sec execute 99 sec latency 137.963 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec 0 cleanup 104 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 444 191.873 36397.282 Close 373 9.956 37.109 Rename 22 85.488 192.416 Unlink 50 25.803 72.746 Qpathinfo 412 14.287 103.196 Qfileinfo 126 1.903 31.976 Qfsinfo 72 2.851 19.412 Sfileinfo 50 54.801 129.315 Find 181 10.439 63.292 WriteX 432 12.554 67.015 ReadX 806 0.624 82.582 LockX 2 10.694 11.179 UnlockX 2 12.012 14.183 Flush 43 46.051 105.699 Throughput 0.23289 MB/sec 1 clients 1 procs max_latency=36397.304 ms stopping dbench on /mnt/lustre at Wed Aug 26 20:59:32 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 crush /mnt/lustre2/d26.replay-dual/run_dbench looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt tar: Unexpected EOF in archive tar: Unexpected EOF in archive '/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 Aug 26 20:59:43 EDT 2026 waiting for dbench pid 70062 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 8 0.00 MB/sec warmup 1 sec latency 20.954 ms 1 59 1.21 MB/sec warmup 2 sec latency 97.437 ms 1 106 1.66 MB/sec warmup 3 sec latency 144.099 ms 1 133 1.45 MB/sec warmup 4 sec latency 238.216 ms 1 157 1.30 MB/sec warmup 5 sec latency 220.203 ms 1 180 1.22 MB/sec warmup 6 sec latency 231.061 ms 1 189 1.08 MB/sec warmup 7 sec latency 601.089 ms 1 218 1.04 MB/sec warmup 8 sec latency 174.511 ms 1 255 1.07 MB/sec warmup 9 sec latency 112.263 ms 1 287 1.07 MB/sec warmup 10 sec latency 140.224 ms 1 308 1.02 MB/sec warmup 11 sec latency 230.646 ms 1 331 1.00 MB/sec warmup 12 sec latency 342.874 ms 1 366 1.00 MB/sec warmup 13 sec latency 167.635 ms 1 413 1.04 MB/sec warmup 14 sec latency 108.006 ms 1 453 1.06 MB/sec warmup 15 sec latency 126.650 ms 1 501 1.09 MB/sec warmup 16 sec latency 98.308 ms 1 559 1.12 MB/sec warmup 17 sec latency 116.994 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Wed Aug 26 21:00:01 EDT 2026 with return code 0 1 656 1.17 MB/sec warmup 18 sec latency 72.295 ms 70062 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 70062 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished