== replay-dual test 26: dbench and tar with mds failover ========================================================== 21:04:48 (1788656688) Starting client oleg116-client.virtnet: -o user_xattr,flock 192.168.201.116@tcp:/lustre /mnt/lustre Started clients oleg116-client.virtnet: 192.168.201.116@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 65713 Started dbench loop with 65714 striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d26.replay-dual/run_tar 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 1944 1269360 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1756 1269548 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 13852 3580724 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1544 3605476 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 15396 7186200 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 Sat Sep 5 21:04:53 EDT 2026 waiting for dbench pid 65782 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 18 0.26 MB/sec warmup 1 sec latency 12.931 ms 1 95 2.13 MB/sec warmup 2 sec latency 96.499 ms 1 132 1.92 MB/sec warmup 3 sec latency 224.924 ms 1 163 1.68 MB/sec warmup 4 sec latency 166.329 ms 1 184 1.48 MB/sec warmup 5 sec latency 395.147 ms 1 210 1.35 MB/sec warmup 6 sec latency 503.188 ms 1 259 1.39 MB/sec warmup 7 sec latency 110.422 ms 1 314 1.44 MB/sec warmup 8 sec latency 96.607 ms test_26 fail mds1 1 times 1 352 1.39 MB/sec warmup 9 sec latency 127.768 ms 1 397 1.41 MB/sec warmup 10 sec latency 126.341 ms Failing mds1 on oleg116-server Stopping /mnt/lustre-mds1 (opts:) on oleg116-server 1 441 1.40 MB/sec warmup 11 sec latency 111.558 ms 1 477 1.39 MB/sec warmup 12 sec latency 231.752 ms 1 477 1.28 MB/sec warmup 13 sec latency 1232.006 ms 21:05:07 (1788656707) shut down facet: mds1 facet_host: oleg116-server facet_failover_host: oleg116-server 1 477 1.19 MB/sec warmup 14 sec latency 2232.214 ms 1 477 1.11 MB/sec warmup 15 sec latency 3232.598 ms 1 477 1.04 MB/sec warmup 16 sec latency 4232.804 ms 1 477 0.98 MB/sec warmup 17 sec latency 5233.028 ms 1 477 0.93 MB/sec warmup 18 sec latency 6233.356 ms 1 477 0.88 MB/sec warmup 19 sec latency 7233.610 ms 1 477 0.00 MB/sec execute 1 sec latency 9234.736 ms 1 477 0.00 MB/sec execute 2 sec latency 10235.851 ms 1 477 0.00 MB/sec execute 3 sec latency 11237.861 ms 1 477 0.00 MB/sec execute 4 sec latency 12240.007 ms Failover mds1 to oleg116-server mount facets: mds1 1 477 0.00 MB/sec execute 5 sec latency 13241.859 ms 1 477 0.00 MB/sec execute 6 sec latency 14242.822 ms 1 477 0.00 MB/sec execute 7 sec latency 15244.125 ms 1 477 0.00 MB/sec execute 8 sec latency 16247.700 ms 1 477 0.00 MB/sec execute 9 sec latency 17250.244 ms 1 477 0.00 MB/sec execute 10 sec latency 18250.819 ms 1 477 0.00 MB/sec execute 11 sec latency 19251.133 ms 1 477 0.00 MB/sec execute 12 sec latency 20251.433 ms 1 477 0.00 MB/sec execute 13 sec latency 21255.759 ms 1 477 0.00 MB/sec execute 14 sec latency 22256.296 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 477 0.00 MB/sec execute 15 sec latency 23259.017 ms 1 477 0.00 MB/sec execute 16 sec latency 24259.789 ms 1 477 0.00 MB/sec execute 17 sec latency 25260.087 ms 1 477 0.00 MB/sec execute 18 sec latency 26260.314 ms 1 477 0.00 MB/sec execute 19 sec latency 27260.697 ms 1 477 0.00 MB/sec execute 20 sec latency 28260.965 ms 1 477 0.00 MB/sec execute 21 sec latency 29263.508 ms 1 477 0.00 MB/sec execute 22 sec latency 30263.895 ms 1 477 0.00 MB/sec execute 23 sec latency 31264.194 ms 1 477 0.00 MB/sec execute 24 sec latency 32264.622 ms 1 477 0.00 MB/sec execute 25 sec latency 33264.982 ms 1 477 0.00 MB/sec execute 26 sec latency 34265.465 ms oleg116-server: oleg116-server.virtnet: executing set_default_debug -1 all 1 477 0.00 MB/sec execute 27 sec latency 35265.666 ms pdsh@oleg116-client: oleg116-server: ssh exited with exit code 1 1 477 0.00 MB/sec execute 28 sec latency 36268.627 ms Started lustre-MDT0000 21:05:43 (1788656743) targets are mounted 21:05:43 (1788656743) facet_failover done 1 477 0.00 MB/sec execute 29 sec latency 37269.153 ms 1 501 0.03 MB/sec execute 30 sec latency 37651.192 ms 1 544 0.08 MB/sec execute 31 sec latency 173.340 ms 1 601 0.13 MB/sec execute 32 sec latency 527.528 ms 1 654 0.13 MB/sec execute 33 sec latency 108.527 ms 1 692 0.13 MB/sec execute 34 sec latency 149.209 ms 1 723 0.13 MB/sec execute 35 sec latency 138.734 ms oleg116-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 765 0.13 MB/sec execute 36 sec latency 114.597 ms 1 806 0.13 MB/sec execute 37 sec latency 121.802 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 855 0.13 MB/sec execute 38 sec latency 114.073 ms 1 885 0.13 MB/sec execute 39 sec latency 116.230 ms 1 932 0.13 MB/sec execute 40 sec latency 121.424 ms 1 970 0.12 MB/sec execute 41 sec latency 134.359 ms 1 1035 0.15 MB/sec execute 42 sec latency 67.190 ms 1 1105 0.15 MB/sec execute 43 sec latency 52.242 ms 1 1156 0.14 MB/sec execute 44 sec latency 119.873 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2188 1269116 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1976 1269328 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 36000 3568180 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 18872 3581608 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 54872 7149788 1% /mnt/lustre 1 1172 0.14 MB/sec execute 45 sec latency 694.074 ms 1 1211 0.14 MB/sec execute 46 sec latency 899.335 ms 1 1259 0.14 MB/sec execute 47 sec latency 108.922 ms 1 1389 0.19 MB/sec execute 48 sec latency 88.865 ms 1 1430 0.19 MB/sec execute 49 sec latency 106.462 ms 1 1468 0.19 MB/sec execute 50 sec latency 255.387 ms 1 1511 0.18 MB/sec execute 51 sec latency 92.988 ms 1 1566 0.18 MB/sec execute 52 sec latency 101.081 ms test_26 fail mds2 2 times 1 1610 0.18 MB/sec execute 53 sec latency 87.140 ms 1 1651 0.18 MB/sec execute 54 sec latency 98.286 ms Failing mds2 on oleg116-server 1 1685 0.17 MB/sec execute 55 sec latency 177.124 ms Stopping /mnt/lustre-mds2 (opts:) on oleg116-server 1 1721 0.17 MB/sec execute 56 sec latency 153.540 ms 1 1789 0.17 MB/sec execute 57 sec latency 114.399 ms 1 1834 0.17 MB/sec execute 58 sec latency 125.800 ms 1 1873 0.16 MB/sec execute 59 sec latency 117.381 ms 21:06:13 (1788656773) shut down facet: mds2 facet_host: oleg116-server facet_failover_host: oleg116-server 1 1950 0.16 MB/sec execute 60 sec latency 132.541 ms 1 2012 0.16 MB/sec execute 61 sec latency 114.139 ms 1 2138 0.16 MB/sec execute 62 sec latency 64.484 ms 1 2200 0.16 MB/sec execute 63 sec latency 124.261 ms 1 2259 0.16 MB/sec execute 64 sec latency 516.987 ms 1 2259 0.16 MB/sec execute 65 sec latency 1519.093 ms 1 2259 0.15 MB/sec execute 66 sec latency 2519.957 ms 1 2259 0.15 MB/sec execute 67 sec latency 3520.170 ms 1 2259 0.15 MB/sec execute 68 sec latency 4520.442 ms 1 2259 0.15 MB/sec execute 69 sec latency 5520.726 ms Failover mds2 to oleg116-server mount facets: mds2 1 2259 0.14 MB/sec execute 70 sec latency 6521.659 ms 1 2259 0.14 MB/sec execute 71 sec latency 7522.083 ms 1 2259 0.14 MB/sec execute 72 sec latency 8522.380 ms 1 2259 0.14 MB/sec execute 73 sec latency 9522.621 ms 1 2259 0.14 MB/sec execute 74 sec latency 10522.883 ms 1 2259 0.13 MB/sec execute 75 sec latency 11523.163 ms 1 2259 0.13 MB/sec execute 76 sec latency 12523.385 ms 1 2259 0.13 MB/sec execute 77 sec latency 13523.644 ms 1 2259 0.13 MB/sec execute 78 sec latency 14524.952 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.13 MB/sec execute 79 sec latency 15529.552 ms 1 2259 0.13 MB/sec execute 80 sec latency 16529.834 ms 1 2259 0.12 MB/sec execute 81 sec latency 17531.799 ms 1 2259 0.12 MB/sec execute 82 sec latency 18532.464 ms 1 2259 0.12 MB/sec execute 83 sec latency 19534.116 ms oleg116-server: oleg116-server.virtnet: executing set_default_debug -1 all 1 2259 0.12 MB/sec execute 84 sec latency 20534.271 ms pdsh@oleg116-client: oleg116-server: ssh exited with exit code 1 1 2259 0.12 MB/sec execute 85 sec latency 21541.484 ms Started lustre-MDT0001 21:06:40 (1788656800) targets are mounted 21:06:40 (1788656800) facet_failover done 1 2259 0.12 MB/sec execute 86 sec latency 22541.713 ms 1 2273 0.12 MB/sec execute 87 sec latency 23389.588 ms 1 2348 0.13 MB/sec execute 88 sec latency 105.005 ms 1 2386 0.13 MB/sec execute 89 sec latency 134.875 ms 1 2419 0.13 MB/sec execute 90 sec latency 146.741 ms 1 2459 0.13 MB/sec execute 91 sec latency 100.109 ms 1 2508 0.13 MB/sec execute 92 sec latency 127.456 ms oleg116-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1475 0 1 2596 0.13 MB/sec execute 93 sec latency 95.710 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2768 0.16 MB/sec execute 94 sec latency 102.849 ms 1 2902 0.17 MB/sec execute 95 sec latency 76.160 ms 1 2969 0.18 MB/sec execute 96 sec latency 113.527 ms 1 3012 0.17 MB/sec execute 97 sec latency 79.174 ms 1 3212 0.18 MB/sec execute 98 sec latency 87.082 ms 1 3312 0.19 MB/sec execute 99 sec latency 76.304 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2484 1268820 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2288 1269016 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 38856 3565824 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 30724 3574904 1% /mnt/lustre[OST:1] 1 cleanup 100 sec filesystem_summary: 7666232 69580 7140728 1% /mnt/lustre 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 0 cleanup 103 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 430 188.322 37651.172 Close 357 11.169 255.364 Rename 22 81.390 138.711 Unlink 51 23.501 50.753 Qpathinfo 414 14.505 143.545 Qfileinfo 110 2.225 23.158 Qfsinfo 73 2.575 16.739 Sfileinfo 50 54.617 108.904 Find 181 10.956 60.081 WriteX 350 12.337 72.044 ReadX 806 1.161 100.329 LockX 2 13.293 14.196 UnlockX 2 10.613 14.773 Flush 43 57.598 149.193 Throughput 0.188447 MB/sec 1 clients 1 procs max_latency=37651.192 ms stopping dbench on /mnt/lustre at Sat Sep 5 21:06:57 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 test_26 fail mds1 3 times looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt Failing mds1 on oleg116-server '/usr/share/dbench/client.txt' -> 'client.txt' running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Sat Sep 5 21:07:05 EDT 2026 waiting for dbench pid 68171 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 Stopping /mnt/lustre-mds1 (opts:) on oleg116-server 1 23 0.59 MB/sec warmup 1 sec latency 42.699 ms 1 31 0.52 MB/sec warmup 2 sec latency 858.479 ms 1 31 0.35 MB/sec warmup 3 sec latency 1858.677 ms 1 31 0.26 MB/sec warmup 4 sec latency 2858.936 ms 1 31 0.21 MB/sec warmup 5 sec latency 3859.820 ms 1 31 0.17 MB/sec warmup 6 sec latency 4861.321 ms 1 31 0.15 MB/sec warmup 7 sec latency 5862.426 ms 1 31 0.13 MB/sec warmup 8 sec latency 6862.618 ms 1 31 0.12 MB/sec warmup 9 sec latency 7862.900 ms 21:07:14 (1788656834) shut down facet: mds1 facet_host: oleg116-server facet_failover_host: oleg116-server 1 31 0.10 MB/sec warmup 10 sec latency 8863.178 ms 1 31 0.10 MB/sec warmup 11 sec latency 9863.416 ms 1 31 0.09 MB/sec warmup 12 sec latency 10863.630 ms 1 31 0.08 MB/sec warmup 13 sec latency 11864.058 ms 1 31 0.07 MB/sec warmup 14 sec latency 12864.295 ms 1 31 0.07 MB/sec warmup 15 sec latency 13864.559 ms 1 31 0.07 MB/sec warmup 16 sec latency 14864.920 ms 1 31 0.06 MB/sec warmup 17 sec latency 15865.850 ms 1 31 0.06 MB/sec warmup 18 sec latency 16867.105 ms 1 31 0.06 MB/sec warmup 19 sec latency 17870.621 ms Failover mds1 to oleg116-server mount facets: mds1 1 31 0.00 MB/sec execute 1 sec latency 19871.187 ms 1 31 0.00 MB/sec execute 2 sec latency 20871.396 ms 1 31 0.00 MB/sec execute 3 sec latency 21871.601 ms 1 31 0.00 MB/sec execute 4 sec latency 22871.776 ms 1 31 0.00 MB/sec execute 5 sec latency 23872.018 ms 1 31 0.00 MB/sec execute 6 sec latency 24872.612 ms 1 31 0.00 MB/sec execute 7 sec latency 25874.630 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 31 0.00 MB/sec execute 8 sec latency 26874.825 ms 1 31 0.00 MB/sec execute 9 sec latency 27875.625 ms 1 31 0.00 MB/sec execute 10 sec latency 28875.785 ms 1 31 0.00 MB/sec execute 11 sec latency 29875.980 ms 1 31 0.00 MB/sec execute 12 sec latency 30876.278 ms 1 31 0.00 MB/sec execute 13 sec latency 31876.638 ms 1 31 0.00 MB/sec execute 14 sec latency 32876.949 ms 1 31 0.00 MB/sec execute 15 sec latency 33877.290 ms 1 31 0.00 MB/sec execute 16 sec latency 34877.561 ms 1 31 0.00 MB/sec execute 17 sec latency 35878.001 ms 1 31 0.00 MB/sec execute 18 sec latency 36878.288 ms 1 31 0.00 MB/sec execute 19 sec latency 37879.487 ms 1 31 0.00 MB/sec execute 20 sec latency 38879.988 ms 1 31 0.00 MB/sec execute 21 sec latency 39880.325 ms 1 31 0.00 MB/sec execute 22 sec latency 40881.556 ms 1 31 0.00 MB/sec execute 23 sec latency 41882.070 ms oleg116-server: oleg116-server.virtnet: executing set_default_debug -1 all 1 31 0.00 MB/sec execute 24 sec latency 42882.249 ms pdsh@oleg116-client: oleg116-server: ssh exited with exit code 1 1 31 0.00 MB/sec execute 25 sec latency 43883.410 ms Started lustre-MDT0000 21:07:51 (1788656871) targets are mounted 21:07:51 (1788656871) facet_failover done 1 58 0.05 MB/sec execute 26 sec latency 44375.861 ms 1 126 0.17 MB/sec execute 27 sec latency 126.862 ms 1 155 0.20 MB/sec execute 28 sec latency 163.075 ms 1 184 0.22 MB/sec execute 29 sec latency 173.733 ms 1 207 0.24 MB/sec execute 30 sec latency 376.102 ms 1 255 0.28 MB/sec execute 31 sec latency 100.264 ms 1 296 0.31 MB/sec execute 32 sec latency 122.762 ms oleg116-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 331 0.33 MB/sec execute 33 sec latency 167.284 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 365 0.35 MB/sec execute 34 sec latency 124.690 ms 1 410 0.38 MB/sec execute 35 sec latency 124.439 ms 1 451 0.41 MB/sec execute 36 sec latency 103.719 ms 1 493 0.44 MB/sec execute 37 sec latency 159.370 ms 1 541 0.47 MB/sec execute 38 sec latency 120.984 ms 1 639 0.51 MB/sec execute 39 sec latency 108.049 ms 1 674 0.50 MB/sec execute 40 sec latency 114.354 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2936 1268368 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2704 1268600 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 29896 3566364 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 24964 3574440 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 54860 7140804 1% /mnt/lustre 1 708 0.49 MB/sec execute 41 sec latency 150.511 ms 1 740 0.48 MB/sec execute 42 sec latency 103.478 ms 1 783 0.47 MB/sec execute 43 sec latency 145.575 ms 1 808 0.46 MB/sec execute 44 sec latency 128.975 ms 1 873 0.46 MB/sec execute 45 sec latency 95.928 ms 1 884 0.45 MB/sec execute 46 sec latency 603.265 ms 1 902 0.44 MB/sec execute 47 sec latency 1018.124 ms 1 948 0.43 MB/sec execute 48 sec latency 93.807 ms 1 988 0.43 MB/sec execute 49 sec latency 76.813 ms test_26 fail mds2 4 times 1 1064 0.44 MB/sec execute 50 sec latency 63.821 ms 1 1124 0.43 MB/sec execute 51 sec latency 93.292 ms Failing mds2 on oleg116-server 1 1149 0.42 MB/sec execute 52 sec latency 150.681 ms Stopping /mnt/lustre-mds2 (opts:) on oleg116-server 1 1193 0.41 MB/sec execute 53 sec latency 79.145 ms 1 1242 0.41 MB/sec execute 54 sec latency 112.854 ms 1 1278 0.40 MB/sec execute 55 sec latency 472.381 ms 1 1278 0.39 MB/sec execute 56 sec latency 1472.640 ms 1 1278 0.39 MB/sec execute 57 sec latency 2473.337 ms 1 1278 0.38 MB/sec execute 58 sec latency 3473.711 ms 1 1278 0.37 MB/sec execute 59 sec latency 4474.207 ms 1 1278 0.37 MB/sec execute 60 sec latency 5474.536 ms 1 1278 0.36 MB/sec execute 61 sec latency 6476.201 ms 1 1278 0.36 MB/sec execute 62 sec latency 7476.441 ms 21:08:27 (1788656907) shut down facet: mds2 facet_host: oleg116-server facet_failover_host: oleg116-server 1 1278 0.35 MB/sec execute 63 sec latency 8477.381 ms 1 1278 0.34 MB/sec execute 64 sec latency 9477.993 ms 1 1278 0.34 MB/sec execute 65 sec latency 10478.233 ms 1 1278 0.33 MB/sec execute 66 sec latency 11483.469 ms 1 1278 0.33 MB/sec execute 67 sec latency 12483.986 ms 1 1278 0.32 MB/sec execute 68 sec latency 13484.480 ms 1 1278 0.32 MB/sec execute 69 sec latency 14484.618 ms 1 1278 0.32 MB/sec execute 70 sec latency 15486.888 ms 1 1278 0.31 MB/sec execute 71 sec latency 16487.209 ms 1 1278 0.31 MB/sec execute 72 sec latency 17487.692 ms Failover mds2 to oleg116-server mount facets: mds2 1 1278 0.30 MB/sec execute 73 sec latency 18487.900 ms 1 1278 0.30 MB/sec execute 74 sec latency 19490.235 ms 1 1278 0.29 MB/sec execute 75 sec latency 20490.599 ms 1 1278 0.29 MB/sec execute 76 sec latency 21490.812 ms 1 1278 0.29 MB/sec execute 77 sec latency 22492.665 ms 1 1278 0.28 MB/sec execute 78 sec latency 23492.890 ms 1 1278 0.28 MB/sec execute 79 sec latency 24494.337 ms 1 1278 0.28 MB/sec execute 80 sec latency 25495.919 ms 1 1278 0.27 MB/sec execute 81 sec latency 26497.557 ms 1 1278 0.27 MB/sec execute 82 sec latency 27497.807 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 1278 0.27 MB/sec execute 83 sec latency 28498.146 ms 1 1278 0.26 MB/sec execute 84 sec latency 29498.806 ms 1 1278 0.26 MB/sec execute 85 sec latency 30499.028 ms 1 1278 0.26 MB/sec execute 86 sec latency 31500.869 ms 1 1278 0.25 MB/sec execute 87 sec latency 32503.875 ms oleg116-server: oleg116-server.virtnet: executing set_default_debug -1 all 1 1278 0.25 MB/sec execute 88 sec latency 33504.059 ms pdsh@oleg116-client: oleg116-server: ssh exited with exit code 1 1 1278 0.25 MB/sec execute 89 sec latency 34504.708 ms Started lustre-MDT0001 21:08:54 (1788656934) targets are mounted 21:08:54 (1788656934) facet_failover done 1 1278 0.25 MB/sec execute 90 sec latency 35504.854 ms 1 1403 0.27 MB/sec execute 91 sec latency 35697.778 ms 1 1447 0.27 MB/sec execute 92 sec latency 111.670 ms 1 1470 0.27 MB/sec execute 93 sec latency 351.489 ms 1 1509 0.27 MB/sec execute 94 sec latency 173.339 ms 1 1564 0.26 MB/sec execute 95 sec latency 157.279 ms 1 1609 0.26 MB/sec execute 96 sec latency 89.463 ms oleg116-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1475 0 1 1651 0.26 MB/sec execute 97 sec latency 127.343 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1687 0.26 MB/sec execute 98 sec latency 169.375 ms 1 1731 0.25 MB/sec execute 99 sec latency 147.237 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 0 cleanup 103 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 275 226.153 44375.846 Close 246 12.766 37.093 Rename 11 85.924 150.656 Unlink 24 23.708 52.377 Qpathinfo 173 17.912 102.280 Qfileinfo 102 1.713 13.126 Qfsinfo 33 3.077 21.418 Sfileinfo 34 57.560 150.495 Find 64 569.961 35697.763 WriteX 488 14.526 173.321 ReadX 274 0.089 2.525 Flush 27 53.796 124.673 Throughput 0.254514 MB/sec 1 clients 1 procs max_latency=44375.861 ms stopping dbench on /mnt/lustre at Sat Sep 5 21:09:08 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 '/usr/share/dbench/client.txt' -> 'client.txt' running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Sat Sep 5 21:09:15 EDT 2026 waiting for dbench pid 70090 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 6.766 ms 1 54 1.05 MB/sec warmup 2 sec latency 120.058 ms 1 111 1.75 MB/sec warmup 3 sec latency 133.650 ms 1 139 1.50 MB/sec warmup 4 sec latency 217.658 ms 1 181 1.46 MB/sec warmup 5 sec latency 131.243 ms 1 197 1.31 MB/sec warmup 6 sec latency 569.035 ms 1 232 1.27 MB/sec warmup 7 sec latency 177.748 ms 1 287 1.34 MB/sec warmup 8 sec latency 88.227 ms 1 330 1.33 MB/sec warmup 9 sec latency 113.432 ms dbench killed by signal 15 stopping dbench on /mnt/lustre at Sat Sep 5 21:09:24 EDT 2026 with return code 0 70090 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 70090 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished