== replay-dual test 26: dbench and tar with mds failover ========================================================== 23:21:34 (1788578494) Starting client oleg143-client.virtnet: -o user_xattr,flock 192.168.201.143@tcp:/lustre /mnt/lustre Started clients oleg143-client.virtnet: 192.168.201.143@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 65632 Started dbench loop with 65634 striped dir -i0 -c2 -H crush2 /mnt/lustre/d26.replay-dual/run_tar 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 UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 1944 1269360 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1768 1269536 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 1564 3605456 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 5640 3593084 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 7204 7198540 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 Fri Sep 4 23:21:40 EDT 2026 waiting for dbench pid 65713 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 22 0.52 MB/sec warmup 1 sec latency 16.214 ms 1 71 1.57 MB/sec warmup 2 sec latency 128.896 ms 1 111 1.75 MB/sec warmup 3 sec latency 173.923 ms 1 137 1.51 MB/sec warmup 4 sec latency 196.174 ms 1 165 1.36 MB/sec warmup 5 sec latency 215.038 ms 1 184 1.23 MB/sec warmup 6 sec latency 375.342 ms 1 211 1.17 MB/sec warmup 7 sec latency 627.281 ms 1 263 1.24 MB/sec warmup 8 sec latency 110.795 ms 1 313 1.27 MB/sec warmup 9 sec latency 108.766 ms test_26 fail mds1 1 times 1 341 1.22 MB/sec warmup 10 sec latency 153.048 ms Failing mds1 on oleg143-server 1 377 1.21 MB/sec warmup 11 sec latency 205.704 ms 1 412 1.21 MB/sec warmup 12 sec latency 202.951 ms Stopping /mnt/lustre-mds1 (opts:) on oleg143-server 1 449 1.21 MB/sec warmup 13 sec latency 138.894 ms 1 452 1.13 MB/sec warmup 14 sec latency 955.860 ms 1 452 1.06 MB/sec warmup 15 sec latency 1956.052 ms 23:21:56 (1788578516) shut down facet: mds1 facet_host: oleg143-server facet_failover_host: oleg143-server 1 452 0.99 MB/sec warmup 16 sec latency 2956.659 ms 1 452 0.93 MB/sec warmup 17 sec latency 3958.168 ms 1 452 0.88 MB/sec warmup 18 sec latency 4958.357 ms 1 452 0.83 MB/sec warmup 19 sec latency 5967.784 ms 1 452 0.00 MB/sec execute 1 sec latency 7970.097 ms 1 452 0.00 MB/sec execute 2 sec latency 8970.640 ms 1 452 0.00 MB/sec execute 3 sec latency 9970.839 ms 1 452 0.00 MB/sec execute 4 sec latency 10971.035 ms 1 452 0.00 MB/sec execute 5 sec latency 11971.261 ms Failover mds1 to oleg143-server mount facets: mds1 1 452 0.00 MB/sec execute 6 sec latency 12978.109 ms 1 452 0.00 MB/sec execute 7 sec latency 13982.613 ms 1 452 0.00 MB/sec execute 8 sec latency 14984.648 ms 1 452 0.00 MB/sec execute 9 sec latency 15984.846 ms 1 452 0.00 MB/sec execute 10 sec latency 16988.156 ms 1 452 0.00 MB/sec execute 11 sec latency 17991.855 ms 1 452 0.00 MB/sec execute 12 sec latency 18992.055 ms 1 452 0.00 MB/sec execute 13 sec latency 19992.519 ms 1 452 0.00 MB/sec execute 14 sec latency 20992.749 ms 1 452 0.00 MB/sec execute 15 sec latency 21993.598 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 452 0.00 MB/sec execute 16 sec latency 22995.864 ms 1 452 0.00 MB/sec execute 17 sec latency 23997.528 ms 1 452 0.00 MB/sec execute 18 sec latency 24997.742 ms 1 452 0.00 MB/sec execute 19 sec latency 25998.007 ms 1 452 0.00 MB/sec execute 20 sec latency 26998.193 ms 1 452 0.00 MB/sec execute 21 sec latency 27998.404 ms 1 452 0.00 MB/sec execute 22 sec latency 28998.617 ms 1 452 0.00 MB/sec execute 23 sec latency 29998.815 ms 1 452 0.00 MB/sec execute 24 sec latency 30999.551 ms 1 452 0.00 MB/sec execute 25 sec latency 31999.766 ms 1 452 0.00 MB/sec execute 26 sec latency 33003.549 ms 1 452 0.00 MB/sec execute 27 sec latency 34003.792 ms 1 452 0.00 MB/sec execute 28 sec latency 35004.489 ms oleg143-server: oleg143-server.virtnet: executing set_default_debug -1 all 1 452 0.00 MB/sec execute 29 sec latency 36005.818 ms 1 452 0.00 MB/sec execute 30 sec latency 37011.490 ms pdsh@oleg143-client: oleg143-server: ssh exited with exit code 1 1 452 0.00 MB/sec execute 31 sec latency 38011.737 ms Started lustre-MDT0000 23:22:32 (1788578552) targets are mounted 23:22:32 (1788578552) facet_failover done 1 461 0.01 MB/sec execute 32 sec latency 38721.405 ms 1 501 0.05 MB/sec execute 33 sec latency 128.035 ms 1 542 0.09 MB/sec execute 34 sec latency 164.025 ms 1 580 0.11 MB/sec execute 35 sec latency 678.182 ms 1 618 0.14 MB/sec execute 36 sec latency 104.935 ms 1 659 0.14 MB/sec execute 37 sec latency 165.802 ms 1 692 0.14 MB/sec execute 38 sec latency 104.042 ms oleg143-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 718 0.14 MB/sec execute 39 sec latency 154.576 ms 1 749 0.14 MB/sec execute 40 sec latency 127.026 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 779 0.13 MB/sec execute 41 sec latency 154.025 ms 1 806 0.13 MB/sec execute 42 sec latency 144.934 ms 1 857 0.13 MB/sec execute 43 sec latency 98.163 ms 1 890 0.13 MB/sec execute 44 sec latency 114.292 ms 1 917 0.13 MB/sec execute 45 sec latency 103.333 ms 1 959 0.13 MB/sec execute 46 sec latency 162.993 ms 1 985 0.13 MB/sec execute 47 sec latency 153.110 ms 1 1041 0.15 MB/sec execute 48 sec latency 85.156 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2132 1269172 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1952 1269352 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 19708 3582984 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 34156 3570988 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 53864 7153972 1% /mnt/lustre 1 1082 0.14 MB/sec execute 49 sec latency 130.511 ms 1 1133 0.14 MB/sec execute 50 sec latency 112.105 ms 1 1172 0.14 MB/sec execute 51 sec latency 127.323 ms 1 1172 0.14 MB/sec execute 52 sec latency 1093.728 ms 1 1198 0.13 MB/sec execute 53 sec latency 1205.881 ms 1 1233 0.13 MB/sec execute 54 sec latency 169.025 ms 1 1275 0.13 MB/sec execute 55 sec latency 100.625 ms 1 1405 0.18 MB/sec execute 56 sec latency 84.391 ms 1 1451 0.18 MB/sec execute 57 sec latency 106.936 ms test_26 fail mds2 2 times 1 1505 0.17 MB/sec execute 58 sec latency 109.707 ms 1 1552 0.17 MB/sec execute 59 sec latency 110.954 ms Failing mds2 on oleg143-server 1 1585 0.17 MB/sec execute 60 sec latency 88.917 ms Stopping /mnt/lustre-mds2 (opts:) on oleg143-server 1 1627 0.17 MB/sec execute 61 sec latency 94.079 ms 1 1662 0.17 MB/sec execute 62 sec latency 134.775 ms 1 1706 0.16 MB/sec execute 63 sec latency 105.753 ms 23:23:05 (1788578585) shut down 1 1775 0.16 MB/sec execute 64 sec latency 92.502 ms facet: mds2 facet_host: oleg143-server facet_failover_host: oleg143-server 1 1828 0.16 MB/sec execute 65 sec latency 116.300 ms 1 1903 0.16 MB/sec execute 66 sec latency 84.294 ms 1 1965 0.16 MB/sec execute 67 sec latency 80.117 ms 1 2053 0.16 MB/sec execute 68 sec latency 93.889 ms 1 2136 0.16 MB/sec execute 69 sec latency 103.314 ms 1 2185 0.15 MB/sec execute 70 sec latency 72.290 ms 1 2259 0.15 MB/sec execute 71 sec latency 341.510 ms 1 2259 0.15 MB/sec execute 72 sec latency 1342.164 ms 1 2259 0.15 MB/sec execute 73 sec latency 2342.380 ms 1 2259 0.15 MB/sec execute 74 sec latency 3342.541 ms Failover mds2 to oleg143-server mount facets: mds2 1 2259 0.14 MB/sec execute 75 sec latency 4342.750 ms 1 2259 0.14 MB/sec execute 76 sec latency 5343.508 ms 1 2259 0.14 MB/sec execute 77 sec latency 6346.159 ms 1 2259 0.14 MB/sec execute 78 sec latency 7353.142 ms 1 2259 0.14 MB/sec execute 79 sec latency 8358.742 ms 1 2259 0.14 MB/sec execute 80 sec latency 9369.356 ms 1 2259 0.13 MB/sec execute 81 sec latency 10369.605 ms 1 2259 0.13 MB/sec execute 82 sec latency 11369.797 ms 1 2259 0.13 MB/sec execute 83 sec latency 12370.290 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.13 MB/sec execute 84 sec latency 13370.436 ms 1 2259 0.13 MB/sec execute 85 sec latency 14371.326 ms 1 2259 0.13 MB/sec execute 86 sec latency 15371.471 ms 1 2259 0.12 MB/sec execute 87 sec latency 16372.275 ms 1 2259 0.12 MB/sec execute 88 sec latency 17375.657 ms 1 2259 0.12 MB/sec execute 89 sec latency 18375.854 ms 1 2259 0.12 MB/sec execute 90 sec latency 19376.616 ms 1 2259 0.12 MB/sec execute 91 sec latency 20379.862 ms oleg143-server: oleg143-server.virtnet: executing set_default_debug -1 all 1 2259 0.12 MB/sec execute 92 sec latency 21382.136 ms pdsh@oleg143-client: oleg143-server: ssh exited with exit code 1 1 2259 0.12 MB/sec execute 93 sec latency 22382.445 ms 1 2264 0.12 MB/sec execute 94 sec latency 23248.333 ms Started lustre-MDT0001 23:23:35 (1788578615) targets are mounted 23:23:35 (1788578615) facet_failover done 1 2345 0.13 MB/sec execute 95 sec latency 144.500 ms 1 2378 0.13 MB/sec execute 96 sec latency 113.096 ms 1 2408 0.12 MB/sec execute 97 sec latency 166.449 ms 1 2447 0.12 MB/sec execute 98 sec latency 114.657 ms 1 2489 0.13 MB/sec execute 99 sec latency 90.156 ms 1 cleanup 100 sec oleg143-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1475 0 1 cleanup 101 sec 1 cleanup 102 sec mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 cleanup 103 sec 0 cleanup 104 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 360 117.426 23248.316 Close 311 137.023 38721.381 Rename 15 99.634 166.429 Unlink 38 26.267 93.862 Qpathinfo 343 16.493 115.162 Qfileinfo 87 2.241 17.171 Qfsinfo 43 4.248 29.103 Sfileinfo 49 66.919 169.008 Find 116 12.320 86.759 WriteX 300 12.991 56.323 ReadX 427 2.818 102.314 Flush 34 59.615 113.073 Throughput 0.129183 MB/sec 1 clients 1 procs max_latency=38721.405 ms stopping dbench on /mnt/lustre at Fri Sep 4 23:23:44 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 2324 1268980 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2120 1269184 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 20040 3586044 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 2612 3599000 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 22652 7185044 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 Fri Sep 4 23:23:53 EDT 2026 waiting for dbench pid 67884 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 30 1.05 MB/sec warmup 1 sec latency 31.591 ms 1 91 2.09 MB/sec warmup 2 sec latency 124.704 ms 1 128 1.92 MB/sec warmup 3 sec latency 176.861 ms 1 136 1.50 MB/sec warmup 4 sec latency 830.634 ms 1 147 1.25 MB/sec warmup 5 sec latency 1362.666 ms 1 178 1.20 MB/sec warmup 6 sec latency 193.267 ms 1 199 1.12 MB/sec warmup 7 sec latency 366.076 ms test_26 fail mds1 3 times 1 239 1.14 MB/sec warmup 8 sec latency 111.008 ms 1 272 1.13 MB/sec warmup 9 sec latency 135.465 ms 1 305 1.12 MB/sec warmup 10 sec latency 154.756 ms Failing mds1 on oleg143-server 1 331 1.09 MB/sec warmup 11 sec latency 142.411 ms Stopping /mnt/lustre-mds1 (opts:) on oleg143-server 1 358 1.06 MB/sec warmup 12 sec latency 179.972 ms 1 372 1.02 MB/sec warmup 13 sec latency 693.669 ms 1 372 0.95 MB/sec warmup 14 sec latency 1693.904 ms 23:24:07 (1788578647) shut down facet: mds1 facet_host: oleg143-server facet_failover_host: oleg143-server 1 372 0.89 MB/sec warmup 15 sec latency 2694.230 ms 1 372 0.83 MB/sec warmup 16 sec latency 3694.516 ms 1 372 0.78 MB/sec warmup 17 sec latency 4695.491 ms 1 372 0.74 MB/sec warmup 18 sec latency 5696.938 ms 1 372 0.70 MB/sec warmup 19 sec latency 6698.959 ms 1 372 0.00 MB/sec execute 1 sec latency 8699.486 ms 1 372 0.00 MB/sec execute 2 sec latency 9699.832 ms 1 372 0.00 MB/sec execute 3 sec latency 10701.875 ms 1 372 0.00 MB/sec execute 4 sec latency 11702.304 ms Failover mds1 to oleg143-server mount facets: mds1 1 372 0.00 MB/sec execute 5 sec latency 12721.924 ms 1 372 0.00 MB/sec execute 6 sec latency 13722.083 ms 1 372 0.00 MB/sec execute 7 sec latency 14722.408 ms 1 372 0.00 MB/sec execute 8 sec latency 15725.527 ms 1 372 0.00 MB/sec execute 9 sec latency 16726.044 ms 1 372 0.00 MB/sec execute 10 sec latency 17730.939 ms 1 372 0.00 MB/sec execute 11 sec latency 18731.296 ms 1 372 0.00 MB/sec execute 12 sec latency 19734.781 ms 1 372 0.00 MB/sec execute 13 sec latency 20735.401 ms 1 372 0.00 MB/sec execute 14 sec latency 21735.788 ms 1 372 0.00 MB/sec execute 15 sec latency 22736.141 ms 1 372 0.00 MB/sec execute 16 sec latency 23736.507 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 372 0.00 MB/sec execute 17 sec latency 24740.206 ms 1 372 0.00 MB/sec execute 18 sec latency 25740.434 ms 1 372 0.00 MB/sec execute 19 sec latency 26740.613 ms 1 372 0.00 MB/sec execute 20 sec latency 27742.514 ms 1 372 0.00 MB/sec execute 21 sec latency 28743.258 ms 1 372 0.00 MB/sec execute 22 sec latency 29743.440 ms 1 372 0.00 MB/sec execute 23 sec latency 30743.637 ms 1 372 0.00 MB/sec execute 24 sec latency 31743.836 ms 1 372 0.00 MB/sec execute 25 sec latency 32744.046 ms 1 372 0.00 MB/sec execute 26 sec latency 33744.783 ms oleg143-server: oleg143-server.virtnet: executing set_default_debug -1 all 1 372 0.00 MB/sec execute 27 sec latency 34745.228 ms pdsh@oleg143-client: oleg143-server: ssh exited with exit code 1 1 372 0.00 MB/sec execute 28 sec latency 35746.047 ms 1 387 0.02 MB/sec execute 29 sec latency 36132.970 ms Started lustre-MDT0000 23:24:42 (1788578682) targets are mounted 23:24:42 (1788578682) facet_failover done 1 429 0.06 MB/sec execute 30 sec latency 127.849 ms 1 469 0.10 MB/sec execute 31 sec latency 121.719 ms 1 501 0.13 MB/sec execute 32 sec latency 151.460 ms 1 531 0.16 MB/sec execute 33 sec latency 153.732 ms 1 607 0.23 MB/sec execute 34 sec latency 99.634 ms 1 654 0.22 MB/sec execute 35 sec latency 126.552 ms 1 692 0.22 MB/sec execute 36 sec latency 182.828 ms oleg143-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 721 0.22 MB/sec execute 37 sec latency 136.468 ms 1 759 0.21 MB/sec execute 38 sec latency 92.253 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 781 0.21 MB/sec execute 39 sec latency 119.934 ms 1 808 0.20 MB/sec execute 40 sec latency 117.324 ms 1 870 0.20 MB/sec execute 41 sec latency 84.315 ms 1 884 0.20 MB/sec execute 42 sec latency 569.282 ms 1 885 0.19 MB/sec execute 43 sec latency 1400.270 ms 1 918 0.19 MB/sec execute 44 sec latency 208.536 ms 1 952 0.19 MB/sec execute 45 sec latency 85.248 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2864 1268440 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2636 1268668 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 29276 3573140 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 34828 3569580 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 64104 7142720 1% /mnt/lustre 1 977 0.19 MB/sec execute 46 sec latency 159.229 ms 1 1027 0.20 MB/sec execute 47 sec latency 113.562 ms 1 1072 0.20 MB/sec execute 48 sec latency 94.750 ms 1 1117 0.20 MB/sec execute 49 sec latency 119.396 ms 1 1154 0.19 MB/sec execute 50 sec latency 109.781 ms 1 1193 0.19 MB/sec execute 51 sec latency 73.254 ms 1 1230 0.19 MB/sec execute 52 sec latency 116.978 ms 1 1262 0.18 MB/sec execute 53 sec latency 104.686 ms 1 1384 0.23 MB/sec execute 54 sec latency 138.296 ms 1 1422 0.23 MB/sec execute 55 sec latency 89.921 ms test_26 fail mds2 4 times 1 1468 0.23 MB/sec execute 56 sec latency 377.421 ms 1 1502 0.22 MB/sec execute 57 sec latency 153.732 ms Failing mds2 on oleg143-server 1 1537 0.22 MB/sec execute 58 sec latency 144.431 ms Stopping /mnt/lustre-mds2 (opts:) on oleg143-server 1 1590 0.22 MB/sec execute 59 sec latency 117.613 ms 1 1627 0.21 MB/sec execute 60 sec latency 108.435 ms 1 1684 0.21 MB/sec execute 61 sec latency 119.188 ms 1 1721 0.21 MB/sec execute 62 sec latency 196.005 ms 23:25:15 (1788578715) shut down facet: mds2 facet_host: oleg143-server facet_failover_host: oleg143-server 1 1785 0.21 MB/sec execute 63 sec latency 83.777 ms 1 1849 0.20 MB/sec execute 64 sec latency 86.289 ms 1 1924 0.20 MB/sec execute 65 sec latency 101.368 ms 1 2014 0.20 MB/sec execute 66 sec latency 54.824 ms 1 2108 0.20 MB/sec execute 67 sec latency 61.670 ms 1 2166 0.20 MB/sec execute 68 sec latency 86.460 ms 1 2258 0.19 MB/sec execute 69 sec latency 95.552 ms 1 2259 0.19 MB/sec execute 70 sec latency 1011.533 ms 1 2259 0.19 MB/sec execute 71 sec latency 2011.887 ms 1 2259 0.19 MB/sec execute 72 sec latency 3012.062 ms Failover mds2 to oleg143-server mount facets: mds2 1 2259 0.18 MB/sec execute 73 sec latency 4012.379 ms 1 2259 0.18 MB/sec execute 74 sec latency 5012.965 ms 1 2259 0.18 MB/sec execute 75 sec latency 6013.698 ms 1 2259 0.18 MB/sec execute 76 sec latency 7019.043 ms 1 2259 0.17 MB/sec execute 77 sec latency 8019.222 ms 1 2259 0.17 MB/sec execute 78 sec latency 9020.538 ms 1 2259 0.17 MB/sec execute 79 sec latency 10020.789 ms 1 2259 0.17 MB/sec execute 80 sec latency 11021.045 ms 1 2259 0.17 MB/sec execute 81 sec latency 12021.242 ms 1 2259 0.16 MB/sec execute 82 sec latency 13022.151 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.16 MB/sec execute 83 sec latency 14023.099 ms 1 2259 0.16 MB/sec execute 84 sec latency 15025.226 ms 1 2259 0.16 MB/sec execute 85 sec latency 16027.012 ms 1 2259 0.16 MB/sec execute 86 sec latency 17027.191 ms 1 2259 0.15 MB/sec execute 87 sec latency 18028.202 ms 1 2259 0.15 MB/sec execute 88 sec latency 19028.394 ms oleg143-server: oleg143-server.virtnet: executing set_default_debug -1 all 1 2259 0.15 MB/sec execute 89 sec latency 20028.765 ms 1 2259 0.15 MB/sec execute 90 sec latency 21029.006 ms pdsh@oleg143-client: oleg143-server: ssh exited with exit code 1 1 2259 0.15 MB/sec execute 91 sec latency 22029.950 ms Started lustre-MDT0001 23:25:45 (1788578745) targets are mounted 23:25:45 (1788578745) facet_failover done 1 2301 0.16 MB/sec execute 92 sec latency 22398.583 ms 1 2359 0.16 MB/sec execute 93 sec latency 88.989 ms 1 2394 0.16 MB/sec execute 94 sec latency 103.921 ms 1 2417 0.16 MB/sec execute 95 sec latency 149.351 ms 1 2450 0.15 MB/sec execute 96 sec latency 135.159 ms 1 2487 0.16 MB/sec execute 97 sec latency 112.313 ms 1 2563 0.16 MB/sec execute 98 sec latency 170.249 ms 1 2603 0.16 MB/sec execute 99 sec latency 130.203 ms oleg143-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1475 0 1 cleanup 100 sec 1 cleanup 101 sec mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 cleanup 102 sec 1 cleanup 103 sec 0 cleanup 104 sec 0 cleanup 104 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 385 113.780 22398.566 Close 332 121.178 36132.946 Rename 17 103.439 195.981 Unlink 41 24.598 57.320 Qpathinfo 356 17.043 116.958 Qfileinfo 102 2.437 22.902 Qfsinfo 52 5.499 43.761 Sfileinfo 50 65.571 138.279 Find 126 12.013 69.655 WriteX 355 14.389 153.718 ReadX 540 1.461 78.177 Flush 34 57.622 149.334 Throughput 0.158302 MB/sec 1 clients 1 procs max_latency=36132.970 ms stopping dbench on /mnt/lustre at Fri Sep 4 23:25:57 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 tar: Unexpected EOF in archive tar: Unexpected EOF in archive 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 Fri Sep 4 23:26:05 EDT 2026 waiting for dbench pid 70000 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 12 0.00 MB/sec warmup 1 sec latency 8.269 ms 1 77 1.67 MB/sec warmup 2 sec latency 131.652 ms 1 119 1.81 MB/sec warmup 3 sec latency 213.091 ms 1 155 1.63 MB/sec warmup 4 sec latency 132.675 ms 1 184 1.47 MB/sec warmup 5 sec latency 264.031 ms 1 212 1.37 MB/sec warmup 6 sec latency 542.762 ms 1 258 1.38 MB/sec warmup 7 sec latency 129.776 ms 1 297 1.37 MB/sec warmup 8 sec latency 122.350 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Fri Sep 4 23:26:14 EDT 2026 with return code 0 70000 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 70000 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished