== replay-dual test 26: dbench and tar with mds failover ========================================================== 20:08:55 (1789085335) Starting client oleg609-client.virtnet: -o user_xattr,flock 192.168.206.109@tcp:/lustre /mnt/lustre Started clients oleg609-client.virtnet: 192.168.206.109@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 65635 Started dbench loop with 65636 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 running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Thu Sep 10 20:08:59 EDT 2026 waiting for dbench pid 65686 lustre-MDT0000_UUID 1414116 1968 1269336 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1756 1269548 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 1564 3580652 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1544 3605476 1% /mnt/lustre[OST:1] dbench version 4.00 - Copyright Andrew Tridgell 1999-2004 filesystem_summary: 7666232 3108 7186128 1% /mnt/lustre 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 27 0.85 MB/sec warmup 1 sec latency 11.013 ms 1 91 2.10 MB/sec warmup 2 sec latency 116.515 ms 1 137 2.01 MB/sec warmup 3 sec latency 197.573 ms 1 168 1.70 MB/sec warmup 4 sec latency 156.114 ms 1 197 1.57 MB/sec warmup 5 sec latency 365.797 ms 1 235 1.49 MB/sec warmup 6 sec latency 168.975 ms 1 272 1.45 MB/sec warmup 7 sec latency 137.221 ms 1 308 1.40 MB/sec warmup 8 sec latency 134.778 ms test_26 fail mds1 1 times 1 343 1.36 MB/sec warmup 9 sec latency 146.346 ms 1 382 1.35 MB/sec warmup 10 sec latency 124.747 ms Failing mds1 on oleg609-server 1 425 1.36 MB/sec warmup 11 sec latency 122.284 ms Stopping /mnt/lustre-mds1 (opts:) on oleg609-server 1 461 1.35 MB/sec warmup 12 sec latency 139.656 ms 1 497 1.33 MB/sec warmup 13 sec latency 176.825 ms 1 501 1.25 MB/sec warmup 14 sec latency 959.616 ms 20:09:14 (1789085354) shut down facet: mds1 facet_host: oleg609-server facet_failover_host: oleg609-server 1 501 1.16 MB/sec warmup 15 sec latency 1963.465 ms 1 501 1.09 MB/sec warmup 16 sec latency 2964.601 ms 1 501 1.03 MB/sec warmup 17 sec latency 3966.806 ms 1 501 0.97 MB/sec warmup 18 sec latency 4967.599 ms 1 501 0.92 MB/sec warmup 19 sec latency 5968.834 ms 1 501 0.00 MB/sec execute 1 sec latency 7969.555 ms 1 501 0.00 MB/sec execute 2 sec latency 8970.000 ms 1 501 0.00 MB/sec execute 3 sec latency 9971.565 ms 1 501 0.00 MB/sec execute 4 sec latency 10971.963 ms 1 501 0.00 MB/sec execute 5 sec latency 11972.216 ms Failover mds1 to oleg609-server mount facets: mds1 1 501 0.00 MB/sec execute 6 sec latency 12972.479 ms 1 501 0.00 MB/sec execute 7 sec latency 13972.979 ms 1 501 0.00 MB/sec execute 8 sec latency 14975.383 ms 1 501 0.00 MB/sec execute 9 sec latency 15975.774 ms 1 501 0.00 MB/sec execute 10 sec latency 16976.191 ms 1 501 0.00 MB/sec execute 11 sec latency 17976.370 ms 1 501 0.00 MB/sec execute 12 sec latency 18977.111 ms 1 501 0.00 MB/sec execute 13 sec latency 19977.290 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 501 0.00 MB/sec execute 14 sec latency 20977.711 ms 1 501 0.00 MB/sec execute 15 sec latency 21979.866 ms 1 501 0.00 MB/sec execute 16 sec latency 22980.605 ms 1 501 0.00 MB/sec execute 17 sec latency 23980.784 ms 1 501 0.00 MB/sec execute 18 sec latency 24980.972 ms 1 501 0.00 MB/sec execute 19 sec latency 25981.225 ms 1 501 0.00 MB/sec execute 20 sec latency 26982.213 ms 1 501 0.00 MB/sec execute 21 sec latency 27982.450 ms 1 501 0.00 MB/sec execute 22 sec latency 28983.487 ms 1 501 0.00 MB/sec execute 23 sec latency 29983.966 ms 1 501 0.00 MB/sec execute 24 sec latency 30984.250 ms 1 501 0.00 MB/sec execute 25 sec latency 31985.774 ms 1 501 0.00 MB/sec execute 26 sec latency 32985.975 ms oleg609-server: oleg609-server.virtnet: executing set_default_debug -1 all 1 501 0.00 MB/sec execute 27 sec latency 33986.470 ms 1 501 0.00 MB/sec execute 28 sec latency 34987.438 ms pdsh@oleg609-client: oleg609-server: ssh exited with exit code 1 1 501 0.00 MB/sec execute 29 sec latency 35996.999 ms Started lustre-MDT0000 20:09:49 (1789085389) targets are mounted 20:09:49 (1789085389) facet_failover done 1 501 0.00 MB/sec execute 30 sec latency 37016.465 ms 1 526 0.02 MB/sec execute 31 sec latency 37201.896 ms 1 552 0.05 MB/sec execute 32 sec latency 560.059 ms 1 598 0.10 MB/sec execute 33 sec latency 1015.735 ms 1 642 0.11 MB/sec execute 34 sec latency 122.793 ms 1 674 0.11 MB/sec execute 35 sec latency 139.182 ms 1 699 0.10 MB/sec execute 36 sec latency 170.669 ms 1 731 0.10 MB/sec execute 37 sec latency 135.244 ms oleg609-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 767 0.10 MB/sec execute 38 sec latency 112.366 ms 1 791 0.10 MB/sec execute 39 sec latency 193.889 ms 1 815 0.10 MB/sec execute 40 sec latency 157.054 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 861 0.10 MB/sec execute 41 sec latency 142.771 ms 1 892 0.10 MB/sec execute 42 sec latency 145.043 ms 1 918 0.10 MB/sec execute 43 sec latency 111.384 ms 1 969 0.10 MB/sec execute 44 sec latency 111.643 ms 1 995 0.10 MB/sec execute 45 sec latency 127.984 ms 1 1063 0.12 MB/sec execute 46 sec latency 68.964 ms 1 1113 0.12 MB/sec execute 47 sec latency 109.417 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2188 1269116 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1944 1269360 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 43156 3560840 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 11732 3593876 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 54888 7154716 1% /mnt/lustre 1 1142 0.11 MB/sec execute 48 sec latency 116.433 ms 1 1172 0.11 MB/sec execute 49 sec latency 267.442 ms 1 1173 0.11 MB/sec execute 50 sec latency 1168.882 ms 1 1214 0.11 MB/sec execute 51 sec latency 121.792 ms 1 1244 0.11 MB/sec execute 52 sec latency 105.256 ms 1 1277 0.11 MB/sec execute 53 sec latency 163.071 ms 1 1418 0.16 MB/sec execute 54 sec latency 108.113 ms 1 1474 0.16 MB/sec execute 55 sec latency 135.881 ms 1 1538 0.15 MB/sec execute 56 sec latency 69.409 ms test_26 fail mds2 2 times 1 1607 0.15 MB/sec execute 57 sec latency 74.987 ms 1 1646 0.15 MB/sec execute 58 sec latency 130.053 ms Failing mds2 on oleg609-server 1 1686 0.15 MB/sec execute 59 sec latency 117.632 ms Stopping /mnt/lustre-mds2 (opts:) on oleg609-server 1 1740 0.15 MB/sec execute 60 sec latency 102.224 ms 1 1771 0.14 MB/sec execute 61 sec latency 630.051 ms 1 1771 0.14 MB/sec execute 62 sec latency 1630.249 ms 1 1771 0.14 MB/sec execute 63 sec latency 2630.547 ms 1 1771 0.14 MB/sec execute 64 sec latency 3631.793 ms 1 1771 0.14 MB/sec execute 65 sec latency 4631.968 ms 1 1771 0.13 MB/sec execute 66 sec latency 5634.207 ms 1 1771 0.13 MB/sec execute 67 sec latency 6644.541 ms 1 1771 0.13 MB/sec execute 68 sec latency 7645.403 ms 20:10:28 (1789085428) shut down facet: mds2 facet_host: oleg609-server facet_failover_host: oleg609-server 1 1771 0.13 MB/sec execute 69 sec latency 8646.003 ms 1 1771 0.13 MB/sec execute 70 sec latency 9646.297 ms 1 1771 0.12 MB/sec execute 71 sec latency 10647.297 ms 1 1771 0.12 MB/sec execute 72 sec latency 11647.843 ms 1 1771 0.12 MB/sec execute 73 sec latency 12648.479 ms 1 1771 0.12 MB/sec execute 74 sec latency 13648.666 ms 1 1771 0.12 MB/sec execute 75 sec latency 14648.867 ms 1 1771 0.12 MB/sec execute 76 sec latency 15649.012 ms 1 1771 0.11 MB/sec execute 77 sec latency 16649.292 ms 1 1771 0.11 MB/sec execute 78 sec latency 17649.478 ms Failover mds2 to oleg609-server mount facets: mds2 1 1771 0.11 MB/sec execute 79 sec latency 18649.699 ms 1 1771 0.11 MB/sec execute 80 sec latency 19649.911 ms 1 1771 0.11 MB/sec execute 81 sec latency 20650.426 ms 1 1771 0.11 MB/sec execute 82 sec latency 21650.718 ms 1 1771 0.11 MB/sec execute 83 sec latency 22654.818 ms 1 1771 0.10 MB/sec execute 84 sec latency 23659.741 ms 1 1771 0.10 MB/sec execute 85 sec latency 24660.906 ms 1 1771 0.10 MB/sec execute 86 sec latency 25661.956 ms 1 1771 0.10 MB/sec execute 87 sec latency 26663.570 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 1771 0.10 MB/sec execute 88 sec latency 27663.861 ms 1 1771 0.10 MB/sec execute 89 sec latency 28665.675 ms 1 1771 0.10 MB/sec execute 90 sec latency 29666.122 ms 1 1771 0.10 MB/sec execute 91 sec latency 30666.860 ms 1 1771 0.10 MB/sec execute 92 sec latency 31667.111 ms oleg609-server: oleg609-server.virtnet: executing set_default_debug -1 all 1 1771 0.09 MB/sec execute 93 sec latency 32668.162 ms pdsh@oleg609-client: oleg609-server: ssh exited with exit code 1 1 1771 0.09 MB/sec execute 94 sec latency 33668.345 ms Started lustre-MDT0001 20:10:54 (1789085454) targets are mounted 20:10:54 (1789085454) facet_failover done 1 1771 0.09 MB/sec execute 95 sec latency 34668.515 ms 1 1787 0.09 MB/sec execute 96 sec latency 35113.883 ms 1 1843 0.09 MB/sec execute 97 sec latency 94.988 ms 1 1905 0.09 MB/sec execute 98 sec latency 109.058 ms 1 1973 0.09 MB/sec execute 99 sec latency 92.791 ms 1 cleanup 100 sec 1 cleanup 101 sec oleg609-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1475 0 1 cleanup 102 sec 1 cleanup 103 sec mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 0 cleanup 104 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 271 322.777 37201.877 Close 225 12.349 51.305 Rename 11 105.008 193.860 Unlink 27 29.412 51.866 Qpathinfo 233 17.485 116.419 Qfileinfo 60 3.255 21.548 Qfsinfo 33 4.934 41.020 Sfileinfo 34 72.691 170.636 Find 77 14.018 115.197 WriteX 202 13.508 61.818 ReadX 309 0.299 25.463 Flush 30 63.044 114.691 Throughput 0.0906107 MB/sec 1 clients 1 procs max_latency=37201.896 ms stopping dbench on /mnt/lustre at Thu Sep 10 20:11:04 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 crush2 /mnt/lustre2/d26.replay-dual/run_dbench 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 2428 1268876 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2108 1269196 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 16788 3590132 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1872 3591832 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 18660 7181964 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 10 20:11:11 EDT 2026 waiting for dbench pid 67881 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 90.438 ms 1 67 1.47 MB/sec warmup 2 sec latency 162.770 ms 1 111 1.75 MB/sec warmup 3 sec latency 221.552 ms 1 111 1.31 MB/sec warmup 4 sec latency 1221.816 ms 1 118 1.07 MB/sec warmup 5 sec latency 2020.762 ms 1 148 1.05 MB/sec warmup 6 sec latency 158.776 ms 1 184 1.05 MB/sec warmup 7 sec latency 122.568 ms test_26 fail mds1 3 times 1 203 0.99 MB/sec warmup 8 sec latency 399.422 ms 1 239 1.01 MB/sec warmup 9 sec latency 115.915 ms Failing mds1 on oleg609-server 1 272 1.02 MB/sec warmup 10 sec latency 127.024 ms Stopping /mnt/lustre-mds1 (opts:) on oleg609-server 1 314 1.04 MB/sec warmup 11 sec latency 88.743 ms 1 339 1.02 MB/sec warmup 12 sec latency 436.258 ms 1 339 0.94 MB/sec warmup 13 sec latency 1437.450 ms 20:11:25 (1789085485) shut down facet: mds1 facet_host: oleg609-server facet_failover_host: oleg609-server 1 339 0.87 MB/sec warmup 14 sec latency 2437.660 ms 1 339 0.82 MB/sec warmup 15 sec latency 3438.342 ms 1 339 0.77 MB/sec warmup 16 sec latency 4438.857 ms 1 339 0.72 MB/sec warmup 17 sec latency 5441.165 ms 1 339 0.68 MB/sec warmup 18 sec latency 6442.472 ms 1 339 0.64 MB/sec warmup 19 sec latency 7443.832 ms 1 339 0.00 MB/sec execute 1 sec latency 9445.610 ms 1 339 0.00 MB/sec execute 2 sec latency 10445.864 ms 1 339 0.00 MB/sec execute 3 sec latency 11446.197 ms 1 339 0.00 MB/sec execute 4 sec latency 12451.778 ms Failover mds1 to oleg609-server mount facets: mds1 1 339 0.00 MB/sec execute 5 sec latency 13452.677 ms 1 339 0.00 MB/sec execute 6 sec latency 14454.894 ms 1 339 0.00 MB/sec execute 7 sec latency 15455.494 ms 1 339 0.00 MB/sec execute 8 sec latency 16455.696 ms 1 339 0.00 MB/sec execute 9 sec latency 17456.900 ms 1 339 0.00 MB/sec execute 10 sec latency 18457.164 ms 1 339 0.00 MB/sec execute 11 sec latency 19457.846 ms 1 339 0.00 MB/sec execute 12 sec latency 20458.170 ms 1 339 0.00 MB/sec execute 13 sec latency 21459.755 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 339 0.00 MB/sec execute 14 sec latency 22460.910 ms 1 339 0.00 MB/sec execute 15 sec latency 23461.100 ms 1 339 0.00 MB/sec execute 16 sec latency 24464.556 ms 1 339 0.00 MB/sec execute 17 sec latency 25465.652 ms 1 339 0.00 MB/sec execute 18 sec latency 26466.106 ms 1 339 0.00 MB/sec execute 19 sec latency 27466.506 ms 1 339 0.00 MB/sec execute 20 sec latency 28466.764 ms 1 339 0.00 MB/sec execute 21 sec latency 29468.723 ms 1 339 0.00 MB/sec execute 22 sec latency 30473.854 ms 1 339 0.00 MB/sec execute 23 sec latency 31474.838 ms 1 339 0.00 MB/sec execute 24 sec latency 32475.106 ms oleg609-server: oleg609-server.virtnet: executing set_default_debug -1 all 1 339 0.00 MB/sec execute 25 sec latency 33477.788 ms 1 339 0.00 MB/sec execute 26 sec latency 34478.667 ms pdsh@oleg609-client: oleg609-server: ssh exited with exit code 1 1 357 0.02 MB/sec execute 27 sec latency 35010.497 ms Started lustre-MDT0000 20:11:58 (1789085518) targets are mounted 20:11:58 (1789085518) facet_failover done 1 405 0.07 MB/sec execute 28 sec latency 123.632 ms 1 445 0.12 MB/sec execute 29 sec latency 121.551 ms 1 485 0.16 MB/sec execute 30 sec latency 187.446 ms 1 525 0.19 MB/sec execute 31 sec latency 140.184 ms 1 610 0.27 MB/sec execute 32 sec latency 72.719 ms 1 664 0.27 MB/sec execute 33 sec latency 77.057 ms oleg609-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 699 0.26 MB/sec execute 34 sec latency 126.545 ms 1 733 0.26 MB/sec execute 35 sec latency 144.392 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 765 0.25 MB/sec execute 36 sec latency 130.093 ms 1 794 0.25 MB/sec execute 37 sec latency 122.342 ms 1 815 0.24 MB/sec execute 38 sec latency 111.146 ms 1 870 0.24 MB/sec execute 39 sec latency 84.861 ms 1 884 0.23 MB/sec execute 40 sec latency 570.194 ms 1 890 0.23 MB/sec execute 41 sec latency 1267.460 ms 1 916 0.23 MB/sec execute 42 sec latency 155.675 ms 1 949 0.22 MB/sec execute 43 sec latency 116.454 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2916 1268388 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2672 1268632 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 26724 3574024 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 35500 3567888 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 62224 7141912 1% /mnt/lustre 1 974 0.22 MB/sec execute 44 sec latency 153.322 ms 1 1028 0.24 MB/sec execute 45 sec latency 80.692 ms 1 1067 0.23 MB/sec execute 46 sec latency 105.904 ms 1 1126 0.23 MB/sec execute 47 sec latency 70.898 ms 1 1163 0.22 MB/sec execute 48 sec latency 96.692 ms 1 1198 0.22 MB/sec execute 49 sec latency 144.467 ms 1 1224 0.22 MB/sec execute 50 sec latency 181.484 ms 1 1257 0.21 MB/sec execute 51 sec latency 119.468 ms 1 1391 0.26 MB/sec execute 52 sec latency 102.333 ms test_26 fail mds2 4 times 1 1419 0.26 MB/sec execute 53 sec latency 119.839 ms 1 1451 0.25 MB/sec execute 54 sec latency 164.821 ms 1 1474 0.25 MB/sec execute 55 sec latency 437.719 ms Failing mds2 on oleg609-server 1 1502 0.25 MB/sec execute 56 sec latency 172.190 ms Stopping /mnt/lustre-mds2 (opts:) on oleg609-server 1 1547 0.24 MB/sec execute 57 sec latency 88.560 ms 1 1597 0.24 MB/sec execute 58 sec latency 120.702 ms 1 1656 0.24 MB/sec execute 59 sec latency 139.614 ms 1 1696 0.23 MB/sec execute 60 sec latency 133.673 ms 1 1775 0.23 MB/sec execute 61 sec latency 88.961 ms 1 1845 0.23 MB/sec execute 62 sec latency 65.733 ms 1 1905 0.22 MB/sec execute 63 sec latency 114.635 ms 1 1967 0.22 MB/sec execute 64 sec latency 101.389 ms 1 2002 0.22 MB/sec execute 65 sec latency 123.279 ms 1 2041 0.22 MB/sec execute 66 sec latency 108.445 ms 20:12:38 (1789085558) shut down facet: mds2 facet_host: oleg609-server facet_failover_host: oleg609-server 1 2090 0.21 MB/sec execute 67 sec latency 118.479 ms 1 2148 0.21 MB/sec execute 68 sec latency 114.709 ms 1 2187 0.21 MB/sec execute 69 sec latency 86.928 ms 1 2259 0.21 MB/sec execute 70 sec latency 275.798 ms 1 2259 0.20 MB/sec execute 71 sec latency 1276.042 ms 1 2259 0.20 MB/sec execute 72 sec latency 2280.599 ms 1 2259 0.20 MB/sec execute 73 sec latency 3282.220 ms 1 2259 0.20 MB/sec execute 74 sec latency 4283.044 ms 1 2259 0.19 MB/sec execute 75 sec latency 5283.560 ms 1 2259 0.19 MB/sec execute 76 sec latency 6286.495 ms Failover mds2 to oleg609-server 1 2259 0.19 MB/sec execute 77 sec latency 7286.680 ms mount facets: mds2 1 2259 0.19 MB/sec execute 78 sec latency 8286.961 ms 1 2259 0.18 MB/sec execute 79 sec latency 9287.191 ms 1 2259 0.18 MB/sec execute 80 sec latency 10287.409 ms 1 2259 0.18 MB/sec execute 81 sec latency 11287.902 ms 1 2259 0.18 MB/sec execute 82 sec latency 12288.159 ms 1 2259 0.17 MB/sec execute 83 sec latency 13288.521 ms 1 2259 0.17 MB/sec execute 84 sec latency 14292.345 ms 1 2259 0.17 MB/sec execute 85 sec latency 15292.584 ms 1 2259 0.17 MB/sec execute 86 sec latency 16292.818 ms 1 2259 0.17 MB/sec execute 87 sec latency 17293.836 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.16 MB/sec execute 88 sec latency 18294.166 ms 1 2259 0.16 MB/sec execute 89 sec latency 19294.426 ms 1 2259 0.16 MB/sec execute 90 sec latency 20294.718 ms 1 2259 0.16 MB/sec execute 91 sec latency 21295.221 ms 1 2259 0.16 MB/sec execute 92 sec latency 22296.319 ms 1 2259 0.16 MB/sec execute 93 sec latency 23296.629 ms 1 2259 0.15 MB/sec execute 94 sec latency 24297.025 ms oleg609-server: oleg609-server.virtnet: executing set_default_debug -1 all 1 2259 0.15 MB/sec execute 95 sec latency 25297.274 ms pdsh@oleg609-client: oleg609-server: ssh exited with exit code 1 1 2259 0.15 MB/sec execute 96 sec latency 26300.014 ms Started lustre-MDT0001 20:13:08 (1789085588) targets are mounted 1 2290 0.16 MB/sec execute 97 sec latency 26973.076 ms 20:13:08 (1789085588) facet_failover done 1 2359 0.16 MB/sec execute 98 sec latency 85.340 ms 1 2394 0.16 MB/sec execute 99 sec latency 119.337 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 357 233.005 35010.482 Close 312 11.922 83.027 Rename 13 103.335 155.639 Unlink 34 28.687 63.186 Qpathinfo 319 16.930 105.873 Qfileinfo 96 2.682 28.008 Qfsinfo 39 4.332 47.299 Sfileinfo 44 65.605 144.447 Find 107 13.304 67.470 WriteX 351 13.933 127.545 ReadX 381 1.859 71.708 Flush 33 53.928 122.329 Throughput 0.158488 MB/sec 1 clients 1 procs max_latency=35010.497 ms stopping dbench on /mnt/lustre at Thu Sep 10 20:13:15 EDT 2026 with return code 0 oleg609-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1475 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec striped dir -i0 -c2 -H all_char /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 Thu Sep 10 20:13:24 EDT 2026 waiting for dbench pid 70012 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 18 0.26 MB/sec warmup 1 sec latency 34.642 ms 1 71 1.57 MB/sec warmup 2 sec latency 100.574 ms 1 114 1.75 MB/sec warmup 3 sec latency 142.415 ms 1 147 1.57 MB/sec warmup 4 sec latency 171.165 ms 1 180 1.46 MB/sec warmup 5 sec latency 145.552 ms 1 197 1.31 MB/sec warmup 6 sec latency 513.967 ms 1 231 1.27 MB/sec warmup 7 sec latency 139.782 ms 1 271 1.27 MB/sec warmup 8 sec latency 136.148 ms 1 297 1.22 MB/sec warmup 9 sec latency 190.337 ms 1 323 1.17 MB/sec warmup 10 sec latency 167.072 ms 1 360 1.16 MB/sec warmup 11 sec latency 174.062 ms 1 412 1.21 MB/sec warmup 12 sec latency 97.049 ms dbench killed by signal 15 stopping dbench on /mnt/lustre at Thu Sep 10 20:13:37 EDT 2026 with return code 0 70012 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 70012 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished