== replay-dual test 26: dbench and tar with mds failover ========================================================== 09:53:38 (1790776418) Starting client oleg604-client.virtnet: -o user_xattr,flock 192.168.206.104@tcp:/lustre /mnt/lustre Started clients oleg604-client.virtnet: 192.168.206.104@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 65648 Started dbench loop with 65651 striped dir -i0 -c2 -H crush /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 1968 1269336 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1756 1269548 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 22044 3580752 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1544 3605476 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 23588 7186228 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 Wed Sep 30 09:53:43 EDT 2026 waiting for dbench pid 65723 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 28 0.91 MB/sec warmup 1 sec latency 18.468 ms 1 84 1.89 MB/sec warmup 2 sec latency 124.183 ms 1 122 1.83 MB/sec warmup 3 sec latency 163.237 ms 1 155 1.63 MB/sec warmup 4 sec latency 156.371 ms 1 184 1.47 MB/sec warmup 5 sec latency 205.939 ms 1 213 1.38 MB/sec warmup 6 sec latency 289.529 ms 1 263 1.42 MB/sec warmup 7 sec latency 98.758 ms 1 308 1.40 MB/sec warmup 8 sec latency 125.339 ms test_26 fail mds1 1 times 1 349 1.39 MB/sec warmup 9 sec latency 125.248 ms 1 389 1.38 MB/sec warmup 10 sec latency 113.893 ms Failing mds1 on oleg604-server 1 422 1.35 MB/sec warmup 11 sec latency 152.025 ms Stopping /mnt/lustre-mds1 (opts:) on oleg604-server 1 459 1.34 MB/sec warmup 12 sec latency 195.566 ms 1 484 1.30 MB/sec warmup 13 sec latency 384.003 ms 1 484 1.21 MB/sec warmup 14 sec latency 1389.464 ms 1 484 1.13 MB/sec warmup 15 sec latency 2389.749 ms 09:53:59 (1790776439) shut down facet: mds1 facet_host: oleg604-server facet_failover_host: oleg604-server 1 484 1.06 MB/sec warmup 16 sec latency 3389.961 ms 1 484 0.99 MB/sec warmup 17 sec latency 4390.294 ms 1 484 0.94 MB/sec warmup 18 sec latency 5390.736 ms 1 484 0.89 MB/sec warmup 19 sec latency 6391.409 ms 1 484 0.00 MB/sec execute 1 sec latency 8392.117 ms 1 484 0.00 MB/sec execute 2 sec latency 9393.604 ms 1 484 0.00 MB/sec execute 3 sec latency 10393.768 ms 1 484 0.00 MB/sec execute 4 sec latency 11394.019 ms 1 484 0.00 MB/sec execute 5 sec latency 12394.749 ms Failover mds1 to oleg604-server mount facets: mds1 1 484 0.00 MB/sec execute 6 sec latency 13399.340 ms 1 484 0.00 MB/sec execute 7 sec latency 14399.644 ms 1 484 0.00 MB/sec execute 8 sec latency 15400.500 ms 1 484 0.00 MB/sec execute 9 sec latency 16400.644 ms 1 484 0.00 MB/sec execute 10 sec latency 17404.198 ms 1 484 0.00 MB/sec execute 11 sec latency 18404.377 ms 1 484 0.00 MB/sec execute 12 sec latency 19405.479 ms 1 484 0.00 MB/sec execute 13 sec latency 20409.305 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 484 0.00 MB/sec execute 14 sec latency 21410.179 ms 1 484 0.00 MB/sec execute 15 sec latency 22410.417 ms 1 484 0.00 MB/sec execute 16 sec latency 23415.220 ms 1 484 0.00 MB/sec execute 17 sec latency 24415.477 ms 1 484 0.00 MB/sec execute 18 sec latency 25415.779 ms 1 484 0.00 MB/sec execute 19 sec latency 26416.039 ms 1 484 0.00 MB/sec execute 20 sec latency 27416.888 ms 1 484 0.00 MB/sec execute 21 sec latency 28417.582 ms 1 484 0.00 MB/sec execute 22 sec latency 29427.235 ms 1 484 0.00 MB/sec execute 23 sec latency 30427.491 ms 1 484 0.00 MB/sec execute 24 sec latency 31430.082 ms 1 484 0.00 MB/sec execute 25 sec latency 32430.233 ms 1 484 0.00 MB/sec execute 26 sec latency 33430.728 ms 1 484 0.00 MB/sec execute 27 sec latency 34431.074 ms 1 484 0.00 MB/sec execute 28 sec latency 35431.715 ms oleg604-server: oleg604-server.virtnet: executing set_default_debug -1 all 1 484 0.00 MB/sec execute 29 sec latency 36432.128 ms pdsh@oleg604-client: oleg604-server: ssh exited with exit code 1 1 484 0.00 MB/sec execute 30 sec latency 37433.201 ms Started lustre-MDT0000 09:54:34 (1790776474) targets are mounted 09:54:34 (1790776474) facet_failover done 1 486 0.00 MB/sec execute 31 sec latency 38256.623 ms 1 513 0.02 MB/sec execute 32 sec latency 152.131 ms 1 583 0.09 MB/sec execute 33 sec latency 143.209 ms 1 654 0.12 MB/sec execute 34 sec latency 118.706 ms 1 694 0.12 MB/sec execute 35 sec latency 129.500 ms 1 721 0.12 MB/sec execute 36 sec latency 116.667 ms oleg604-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 767 0.12 MB/sec execute 37 sec latency 129.983 ms 1 801 0.12 MB/sec execute 38 sec latency 126.397 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 825 0.12 MB/sec execute 39 sec latency 131.694 ms 1 873 0.12 MB/sec execute 40 sec latency 119.806 ms 1 884 0.12 MB/sec execute 41 sec latency 383.023 ms 1 884 0.11 MB/sec execute 42 sec latency 1390.162 ms 1 902 0.11 MB/sec execute 43 sec latency 1605.176 ms 1 934 0.11 MB/sec execute 44 sec latency 121.444 ms 1 971 0.11 MB/sec execute 45 sec latency 114.730 ms 1 1009 0.12 MB/sec execute 46 sec latency 85.646 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2180 1269124 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1948 1269356 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 35388 3568152 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 19456 3585892 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 54844 7154044 1% /mnt/lustre 1 1063 0.13 MB/sec execute 47 sec latency 74.977 ms 1 1114 0.13 MB/sec execute 48 sec latency 104.183 ms 1 1147 0.12 MB/sec execute 49 sec latency 108.095 ms 1 1180 0.12 MB/sec execute 50 sec latency 133.616 ms 1 1211 0.12 MB/sec execute 51 sec latency 164.216 ms 1 1242 0.12 MB/sec execute 52 sec latency 109.274 ms 1 1276 0.12 MB/sec execute 53 sec latency 114.052 ms 1 1405 0.17 MB/sec execute 54 sec latency 94.723 ms 1 1443 0.16 MB/sec execute 55 sec latency 125.378 ms 1 1474 0.16 MB/sec execute 56 sec latency 357.728 ms test_26 fail mds2 2 times 1 1508 0.16 MB/sec execute 57 sec latency 135.637 ms 1 1552 0.16 MB/sec execute 58 sec latency 132.069 ms Failing mds2 on oleg604-server 1 1580 0.16 MB/sec execute 59 sec latency 87.258 ms Stopping /mnt/lustre-mds2 (opts:) on oleg604-server 1 1619 0.15 MB/sec execute 60 sec latency 119.253 ms 1 1654 0.15 MB/sec execute 61 sec latency 133.256 ms 1 1698 0.15 MB/sec execute 62 sec latency 128.998 ms 1 1772 0.15 MB/sec execute 63 sec latency 61.028 ms 09:55:07 (1790776507) shut down facet: mds2 facet_host: oleg604-server facet_failover_host: oleg604-server 1 1825 0.15 MB/sec execute 64 sec latency 79.821 ms 1 1908 0.15 MB/sec execute 65 sec latency 61.925 ms 1 2000 0.14 MB/sec execute 66 sec latency 77.008 ms 1 2065 0.14 MB/sec execute 67 sec latency 139.081 ms 1 2162 0.14 MB/sec execute 68 sec latency 52.212 ms 1 2226 0.14 MB/sec execute 69 sec latency 108.802 ms 1 2259 0.14 MB/sec execute 70 sec latency 501.892 ms 1 2259 0.14 MB/sec execute 71 sec latency 1502.411 ms 1 2259 0.14 MB/sec execute 72 sec latency 2507.319 ms 1 2259 0.13 MB/sec execute 73 sec latency 3507.492 ms Failover mds2 to oleg604-server mount facets: mds2 1 2259 0.13 MB/sec execute 74 sec latency 4510.277 ms 1 2259 0.13 MB/sec execute 75 sec latency 5510.479 ms 1 2259 0.13 MB/sec execute 76 sec latency 6512.400 ms 1 2259 0.13 MB/sec execute 77 sec latency 7512.617 ms 1 2259 0.13 MB/sec execute 78 sec latency 8512.815 ms 1 2259 0.12 MB/sec execute 79 sec latency 9513.559 ms 1 2259 0.12 MB/sec execute 80 sec latency 10513.779 ms 1 2259 0.12 MB/sec execute 81 sec latency 11514.728 ms 1 2259 0.12 MB/sec execute 82 sec latency 12520.029 ms 1 2259 0.12 MB/sec execute 83 sec latency 13520.686 ms 1 2259 0.12 MB/sec execute 84 sec latency 14522.054 ms 1 2259 0.12 MB/sec execute 85 sec latency 15524.287 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.11 MB/sec execute 86 sec latency 16524.418 ms 1 2259 0.11 MB/sec execute 87 sec latency 17524.650 ms 1 2259 0.11 MB/sec execute 88 sec latency 18527.882 ms 1 2259 0.11 MB/sec execute 89 sec latency 19529.647 ms 1 2259 0.11 MB/sec execute 90 sec latency 20529.916 ms 1 2259 0.11 MB/sec execute 91 sec latency 21530.809 ms 1 2259 0.11 MB/sec execute 92 sec latency 22532.956 ms 1 2259 0.11 MB/sec execute 93 sec latency 23535.777 ms 1 2259 0.10 MB/sec execute 94 sec latency 24538.134 ms oleg604-server: oleg604-server.virtnet: executing set_default_debug -1 all 1 2264 0.10 MB/sec execute 95 sec latency 25475.926 ms pdsh@oleg604-client: oleg604-server: ssh exited with exit code 1 1 2338 0.11 MB/sec execute 96 sec latency 127.751 ms Started lustre-MDT0001 09:55:40 (1790776540) targets are mounted 09:55:40 (1790776540) facet_failover done 1 2368 0.11 MB/sec execute 97 sec latency 117.292 ms 1 2400 0.11 MB/sec execute 98 sec latency 164.552 ms 1 2428 0.11 MB/sec execute 99 sec latency 133.690 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec 0 cleanup 105 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 348 128.165 25475.913 Close 299 140.095 38256.599 Rename 14 104.085 164.531 Unlink 36 25.498 51.510 Qpathinfo 325 15.002 104.171 Qfileinfo 80 1.939 10.012 Qfsinfo 41 4.075 34.773 Sfileinfo 44 68.401 133.677 Find 109 12.182 36.292 WriteX 272 14.095 143.063 ReadX 382 3.320 164.029 Flush 33 64.040 267.104 Throughput 0.112475 MB/sec 1 clients 1 procs max_latency=38256.623 ms stopping dbench on /mnt/lustre at Wed Sep 30 09:55:48 EDT 2026 with return code 0 oleg604-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 Wed Sep 30 09:55:58 EDT 2026 waiting for dbench pid 67857 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 103.659 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2392 1268912 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2128 1269176 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 1936 3604336 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 43272 3559036 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 45208 7163372 1% /mnt/lustre 1 32 0.52 MB/sec warmup 2 sec latency 211.605 ms 1 92 1.40 MB/sec warmup 3 sec latency 116.446 ms 1 122 1.37 MB/sec warmup 4 sec latency 267.382 ms 1 146 1.26 MB/sec warmup 5 sec latency 258.180 ms 1 173 1.18 MB/sec warmup 6 sec latency 210.820 ms 1 189 1.08 MB/sec warmup 7 sec latency 529.484 ms 1 206 1.01 MB/sec warmup 8 sec latency 453.926 ms 1 206 0.90 MB/sec warmup 9 sec latency 1454.164 ms 1 228 0.87 MB/sec warmup 10 sec latency 1684.675 ms 1 263 0.90 MB/sec warmup 11 sec latency 158.683 ms 1 297 0.91 MB/sec warmup 12 sec latency 101.830 ms test_26 fail mds1 3 times 1 332 0.92 MB/sec warmup 13 sec latency 135.409 ms 1 361 0.92 MB/sec warmup 14 sec latency 153.319 ms Failing mds1 on oleg604-server 1 389 0.92 MB/sec warmup 15 sec latency 141.540 ms 1 420 0.93 MB/sec warmup 16 sec latency 270.828 ms Stopping /mnt/lustre-mds1 (opts:) on oleg604-server 1 456 0.93 MB/sec warmup 17 sec latency 144.822 ms 1 488 0.94 MB/sec warmup 18 sec latency 184.174 ms 1 501 0.92 MB/sec warmup 19 sec latency 778.799 ms 1 501 0.00 MB/sec execute 1 sec latency 2779.399 ms 1 501 0.00 MB/sec execute 2 sec latency 3779.826 ms 09:56:21 (1790776581) shut down facet: mds1 facet_host: oleg604-server facet_failover_host: oleg604-server 1 501 0.00 MB/sec execute 3 sec latency 4782.954 ms 1 501 0.00 MB/sec execute 4 sec latency 5783.158 ms 1 501 0.00 MB/sec execute 5 sec latency 6783.463 ms 1 501 0.00 MB/sec execute 6 sec latency 7783.794 ms 1 501 0.00 MB/sec execute 7 sec latency 8784.205 ms 1 501 0.00 MB/sec execute 8 sec latency 9788.290 ms 1 501 0.00 MB/sec execute 9 sec latency 10794.627 ms 1 501 0.00 MB/sec execute 10 sec latency 11794.809 ms 1 501 0.00 MB/sec execute 11 sec latency 12795.359 ms 1 501 0.00 MB/sec execute 12 sec latency 13795.664 ms 1 501 0.00 MB/sec execute 13 sec latency 14795.874 ms Failover mds1 to oleg604-server mount facets: mds1 1 501 0.00 MB/sec execute 14 sec latency 15796.083 ms 1 501 0.00 MB/sec execute 15 sec latency 16797.087 ms 1 501 0.00 MB/sec execute 16 sec latency 17797.398 ms 1 501 0.00 MB/sec execute 17 sec latency 18797.655 ms 1 501 0.00 MB/sec execute 18 sec latency 19797.817 ms 1 501 0.00 MB/sec execute 19 sec latency 20797.982 ms 1 501 0.00 MB/sec execute 20 sec latency 21798.220 ms 1 501 0.00 MB/sec execute 21 sec latency 22799.960 ms 1 501 0.00 MB/sec execute 22 sec latency 23800.148 ms 1 501 0.00 MB/sec execute 23 sec latency 24800.709 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 501 0.00 MB/sec execute 24 sec latency 25800.951 ms 1 501 0.00 MB/sec execute 25 sec latency 26804.608 ms 1 501 0.00 MB/sec execute 26 sec latency 27806.834 ms 1 501 0.00 MB/sec execute 27 sec latency 28807.065 ms 1 501 0.00 MB/sec execute 28 sec latency 29808.940 ms 1 501 0.00 MB/sec execute 29 sec latency 30809.158 ms 1 501 0.00 MB/sec execute 30 sec latency 31809.400 ms 1 501 0.00 MB/sec execute 31 sec latency 32809.691 ms 1 501 0.00 MB/sec execute 32 sec latency 33809.955 ms 1 501 0.00 MB/sec execute 33 sec latency 34810.414 ms 1 501 0.00 MB/sec execute 34 sec latency 35810.935 ms 1 501 0.00 MB/sec execute 35 sec latency 36814.612 ms oleg604-server: oleg604-server.virtnet: executing set_default_debug -1 all 1 501 0.00 MB/sec execute 36 sec latency 37815.368 ms pdsh@oleg604-client: oleg604-server: ssh exited with exit code 1 1 501 0.00 MB/sec execute 37 sec latency 38816.996 ms Started lustre-MDT0000 09:56:56 (1790776616) targets are mounted 09:56:56 (1790776616) facet_failover done 1 536 0.03 MB/sec execute 38 sec latency 39050.973 ms 1 636 0.09 MB/sec execute 39 sec latency 81.419 ms 1 671 0.09 MB/sec execute 40 sec latency 141.318 ms 1 712 0.09 MB/sec execute 41 sec latency 86.058 ms 1 762 0.09 MB/sec execute 42 sec latency 104.006 ms 1 799 0.09 MB/sec execute 43 sec latency 185.460 ms oleg604-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 861 0.09 MB/sec execute 44 sec latency 102.698 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 884 0.09 MB/sec execute 45 sec latency 338.373 ms 1 885 0.09 MB/sec execute 46 sec latency 1126.229 ms 1 918 0.09 MB/sec execute 47 sec latency 287.179 ms 1 969 0.09 MB/sec execute 48 sec latency 113.838 ms 1 1038 0.11 MB/sec execute 49 sec latency 98.856 ms 1 1118 0.11 MB/sec execute 50 sec latency 66.733 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1161 0.11 MB/sec execute 51 sec latency 135.986 ms 1 1215 0.11 MB/sec execute 52 sec latency 64.997 ms 1 1257 0.11 MB/sec execute 53 sec latency 96.400 ms 1 1384 0.16 MB/sec execute 54 sec latency 100.447 ms 1 1426 0.16 MB/sec execute 55 sec latency 84.769 ms 1 1470 0.15 MB/sec execute 56 sec latency 354.873 ms 1 1500 0.15 MB/sec execute 57 sec latency 193.033 ms 1 1555 0.15 MB/sec execute 58 sec latency 91.861 ms 1 1619 0.15 MB/sec execute 59 sec latency 67.458 ms 1 1662 0.15 MB/sec execute 60 sec latency 116.766 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Wed Sep 30 09:57:19 EDT 2026 with return code 0 67857 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 67857 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished