== replay-dual test 26: dbench and tar with mds failover ========================================================== 19:08:54 (1763338134) Starting client oleg250-client.virtnet: -o user_xattr,flock 192.168.202.150@tcp:/lustre /mnt/lustre Started clients oleg250-client.virtnet: 192.168.202.150@tcp:/lustre on /mnt/lustre type lustre (rw,checksum,encrypt,flock,lazystatfs,lruresize,nolock,statfs_project,nouser_fid2path,user_xattr,verbose) Started tar loop with pid 65045 Started dbench loop with 65046 striped dir -i0 -c2 -H fnv_1a_64 /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 '/usr/share/dbench/client.txt' -> 'client.txt' running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Sun Nov 16 19:08:59 EST 2025 waiting for dbench pid 65096 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 UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 1940 1269364 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1756 1269548 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 1564 3605456 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1544 3579592 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 3108 7185048 1% /mnt/lustre 1 26 0.79 MB/sec warmup 1 sec latency 26.896 ms 1 91 2.10 MB/sec warmup 2 sec latency 103.454 ms 1 137 2.01 MB/sec warmup 3 sec latency 131.877 ms 1 165 1.70 MB/sec warmup 4 sec latency 180.412 ms 1 197 1.57 MB/sec warmup 5 sec latency 388.374 ms 1 231 1.48 MB/sec warmup 6 sec latency 137.109 ms 1 278 1.49 MB/sec warmup 7 sec latency 109.054 ms 1 322 1.47 MB/sec warmup 8 sec latency 104.471 ms test_26 fail mds1 1 times 1 373 1.48 MB/sec warmup 9 sec latency 92.448 ms 1 414 1.46 MB/sec warmup 10 sec latency 95.721 ms Failing mds1 on oleg250-server Stopping /mnt/lustre-mds1 (opts:) on oleg250-server 1 461 1.47 MB/sec warmup 11 sec latency 195.171 ms 1 492 1.43 MB/sec warmup 12 sec latency 529.760 ms 1 492 1.32 MB/sec warmup 13 sec latency 1530.260 ms 19:09:12 (1763338152) shut down facet: mds1 facet_host: oleg250-server facet_failover_host: oleg250-server 1 492 1.23 MB/sec warmup 14 sec latency 2534.968 ms 1 492 1.15 MB/sec warmup 15 sec latency 3535.960 ms 1 492 1.07 MB/sec warmup 16 sec latency 4537.495 ms 1 492 1.01 MB/sec warmup 17 sec latency 5538.063 ms 1 492 0.95 MB/sec warmup 18 sec latency 6538.330 ms 1 492 0.90 MB/sec warmup 19 sec latency 7538.942 ms 1 492 0.00 MB/sec execute 1 sec latency 9539.512 ms 1 492 0.00 MB/sec execute 2 sec latency 10540.189 ms 1 492 0.00 MB/sec execute 3 sec latency 11540.518 ms Failover mds1 to oleg250-server mount facets: mds1 1 492 0.00 MB/sec execute 4 sec latency 12540.712 ms 1 492 0.00 MB/sec execute 5 sec latency 13543.124 ms 1 492 0.00 MB/sec execute 6 sec latency 14543.464 ms 1 492 0.00 MB/sec execute 7 sec latency 15543.714 ms 1 492 0.00 MB/sec execute 8 sec latency 16549.743 ms 1 492 0.00 MB/sec execute 9 sec latency 17550.005 ms 1 492 0.00 MB/sec execute 10 sec latency 18550.292 ms 1 492 0.00 MB/sec execute 11 sec latency 19552.003 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 492 0.00 MB/sec execute 12 sec latency 20552.797 ms 1 492 0.00 MB/sec execute 13 sec latency 21561.523 ms 1 492 0.00 MB/sec execute 14 sec latency 22562.447 ms 1 492 0.00 MB/sec execute 15 sec latency 23563.927 ms 1 492 0.00 MB/sec execute 16 sec latency 24564.253 ms 1 492 0.00 MB/sec execute 17 sec latency 25565.738 ms 1 492 0.00 MB/sec execute 18 sec latency 26565.992 ms 1 492 0.00 MB/sec execute 19 sec latency 27566.294 ms 1 492 0.00 MB/sec execute 20 sec latency 28568.706 ms 1 492 0.00 MB/sec execute 21 sec latency 29569.048 ms 1 492 0.00 MB/sec execute 22 sec latency 30574.246 ms 1 492 0.00 MB/sec execute 23 sec latency 31576.127 ms oleg250-server: oleg250-server.virtnet: executing set_default_debug -1 all 1 492 0.00 MB/sec execute 24 sec latency 32576.890 ms pdsh@oleg250-client: oleg250-server: ssh exited with exit code 1 1 492 0.00 MB/sec execute 25 sec latency 33582.243 ms Started lustre-MDT0000 19:09:44 (1763338184) targets are mounted 19:09:44 (1763338184) facet_failover done 1 492 0.00 MB/sec execute 26 sec latency 34586.992 ms 1 492 0.00 MB/sec execute 27 sec latency 35588.939 ms 1 503 0.01 MB/sec execute 28 sec latency 36134.624 ms 1 557 0.07 MB/sec execute 29 sec latency 115.720 ms oleg250-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 640 0.13 MB/sec execute 30 sec latency 113.702 ms 1 689 0.13 MB/sec execute 31 sec latency 107.289 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 724 0.13 MB/sec execute 32 sec latency 123.544 ms 1 769 0.13 MB/sec execute 33 sec latency 92.998 ms 1 815 0.13 MB/sec execute 34 sec latency 74.618 ms 1 878 0.13 MB/sec execute 35 sec latency 71.676 ms 1 888 0.12 MB/sec execute 36 sec latency 672.620 ms 1 919 0.12 MB/sec execute 37 sec latency 194.211 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2084 1269220 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1896 1269408 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 11924 3592596 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 43408 3561968 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 55332 7154564 1% /mnt/lustre 1 955 0.12 MB/sec execute 38 sec latency 96.894 ms 1 988 0.12 MB/sec execute 39 sec latency 91.313 ms 1 1060 0.14 MB/sec execute 40 sec latency 103.437 ms 1 1105 0.14 MB/sec execute 41 sec latency 79.188 ms 1 1147 0.14 MB/sec execute 42 sec latency 104.193 ms 1 1188 0.14 MB/sec execute 43 sec latency 146.299 ms 1 1225 0.13 MB/sec execute 44 sec latency 95.741 ms 1 1269 0.13 MB/sec execute 45 sec latency 102.007 ms test_26 fail mds2 2 times 1 1403 0.19 MB/sec execute 46 sec latency 75.332 ms 1 1459 0.19 MB/sec execute 47 sec latency 88.427 ms Failing mds2 on oleg250-server 1 1497 0.18 MB/sec execute 48 sec latency 227.889 ms Stopping /mnt/lustre-mds2 (opts:) on oleg250-server 1 1557 0.18 MB/sec execute 49 sec latency 103.887 ms 1 1605 0.18 MB/sec execute 50 sec latency 61.391 ms 19:10:10 (1763338210) shut down facet: mds2 facet_host: oleg250-server facet_failover_host: oleg250-server 1 1656 0.18 MB/sec execute 51 sec latency 77.576 ms 1 1736 0.17 MB/sec execute 52 sec latency 84.230 ms 1 1830 0.17 MB/sec execute 53 sec latency 64.263 ms 1 1931 0.17 MB/sec execute 54 sec latency 77.387 ms 1 2010 0.17 MB/sec execute 55 sec latency 58.727 ms 1 2095 0.17 MB/sec execute 56 sec latency 67.058 ms 1 2162 0.17 MB/sec execute 57 sec latency 83.846 ms 1 2240 0.16 MB/sec execute 58 sec latency 69.347 ms 1 2259 0.16 MB/sec execute 59 sec latency 786.805 ms 1 2259 0.16 MB/sec execute 60 sec latency 1790.114 ms 1 2259 0.16 MB/sec execute 61 sec latency 2792.102 ms Failover mds2 to oleg250-server mount facets: mds2 1 2259 0.15 MB/sec execute 62 sec latency 3793.396 ms 1 2259 0.15 MB/sec execute 63 sec latency 4793.750 ms 1 2259 0.15 MB/sec execute 64 sec latency 5794.022 ms 1 2259 0.15 MB/sec execute 65 sec latency 6794.464 ms 1 2259 0.14 MB/sec execute 66 sec latency 7794.803 ms 1 2259 0.14 MB/sec execute 67 sec latency 8802.237 ms 1 2259 0.14 MB/sec execute 68 sec latency 9803.405 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.14 MB/sec execute 69 sec latency 10805.220 ms 1 2259 0.14 MB/sec execute 70 sec latency 11806.241 ms 1 2259 0.13 MB/sec execute 71 sec latency 12806.846 ms 1 2259 0.13 MB/sec execute 72 sec latency 13808.559 ms oleg250-server: oleg250-server.virtnet: executing set_default_debug -1 all 1 2259 0.13 MB/sec execute 73 sec latency 14809.195 ms pdsh@oleg250-client: oleg250-server: ssh exited with exit code 1 1 2259 0.13 MB/sec execute 74 sec latency 15809.385 ms Started lustre-MDT0001 19:10:34 (1763338234) targets are mounted 19:10:34 (1763338234) facet_failover done 1 2259 0.13 MB/sec execute 75 sec latency 16810.186 ms 1 2259 0.13 MB/sec execute 76 sec latency 17818.350 ms 1 2264 0.13 MB/sec execute 77 sec latency 18698.299 ms 1 2347 0.14 MB/sec execute 78 sec latency 98.741 ms oleg250-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 2377 0.14 MB/sec execute 79 sec latency 123.649 ms 1 2417 0.14 MB/sec execute 80 sec latency 81.584 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2453 0.13 MB/sec execute 81 sec latency 159.216 ms 1 2490 0.14 MB/sec execute 82 sec latency 96.765 ms 1 2581 0.14 MB/sec execute 83 sec latency 83.474 ms 1 2718 0.17 MB/sec execute 84 sec latency 129.605 ms 1 2885 0.18 MB/sec execute 85 sec latency 71.095 ms 1 2937 0.19 MB/sec execute 86 sec latency 108.218 ms 1 3010 0.19 MB/sec execute 87 sec latency 88.938 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2332 1268972 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2132 1269172 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 14684 3591472 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 54488 3549908 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 69172 7141380 1% /mnt/lustre 1 3176 0.19 MB/sec execute 88 sec latency 131.409 ms 1 3258 0.20 MB/sec execute 89 sec latency 146.278 ms 1 3334 0.20 MB/sec execute 90 sec latency 75.785 ms 1 3389 0.20 MB/sec execute 91 sec latency 88.132 ms 1 3541 0.23 MB/sec execute 92 sec latency 97.379 ms 1 3627 0.23 MB/sec execute 93 sec latency 80.709 ms 1 3696 0.23 MB/sec execute 94 sec latency 58.729 ms 1 3785 0.24 MB/sec execute 95 sec latency 66.748 ms test_26 fail mds1 3 times 1 3832 0.23 MB/sec execute 96 sec latency 90.683 ms Failing mds1 on oleg250-server 1 3878 0.23 MB/sec execute 97 sec latency 81.465 ms Stopping /mnt/lustre-mds1 (opts:) on oleg250-server 1 3931 0.23 MB/sec execute 98 sec latency 65.696 ms 1 3975 0.23 MB/sec execute 99 sec latency 93.154 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec 1 cleanup 105 sec 19:11:05 (1763338265) shut down facet: mds1 facet_host: oleg250-server facet_failover_host: oleg250-server 1 cleanup 106 sec 1 cleanup 107 sec 1 cleanup 108 sec 1 cleanup 109 sec 1 cleanup 110 sec 1 cleanup 111 sec 1 cleanup 112 sec 1 cleanup 113 sec 1 cleanup 114 sec 1 cleanup 115 sec 1 cleanup 116 sec Failover mds1 to oleg250-server mount facets: mds1 1 cleanup 117 sec 1 cleanup 118 sec 1 cleanup 119 sec 1 cleanup 120 sec 1 cleanup 121 sec 1 cleanup 122 sec Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 cleanup 123 sec 1 cleanup 124 sec 1 cleanup 125 sec 1 cleanup 126 sec 1 cleanup 127 sec 1 cleanup 128 sec 1 cleanup 129 sec 1 cleanup 130 sec 1 cleanup 131 sec 1 cleanup 132 sec 1 cleanup 133 sec 1 cleanup 134 sec 1 cleanup 135 sec oleg250-server: oleg250-server.virtnet: executing set_default_debug -1 all 1 cleanup 136 sec pdsh@oleg250-client: oleg250-server: ssh exited with exit code 1 1 cleanup 137 sec Started lustre-MDT0000 19:11:37 (1763338297) targets are mounted 19:11:37 (1763338297) facet_failover done 1 cleanup 138 sec 1 cleanup 139 sec 1 cleanup 140 sec 1 cleanup 141 sec oleg250-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 cleanup 142 sec 0 cleanup 143 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 595 72.649 18698.277 Close 448 90.415 36134.587 Rename 26 83.097 194.183 Unlink 96 20.478 52.972 Qpathinfo 533 13.081 84.509 Qfileinfo 115 1.467 22.112 Qfsinfo 100 3.257 24.679 Sfileinfo 50 56.374 107.405 Find 201 10.856 52.858 WriteX 379 10.723 106.340 ReadX 956 1.234 66.051 LockX 2 8.428 8.826 UnlockX 2 7.567 7.736 Flush 43 48.945 107.264 Throughput 0.230413 MB/sec 1 clients 1 procs max_latency=36134.624 ms stopping dbench on /mnt/lustre at Sun Nov 16 19:11:41 EST 2025 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 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 2628 1268676 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2332 1268972 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 27740 3578696 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 20976 3585120 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 48716 7163816 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 Sun Nov 16 19:11:48 EST 2025 waiting for dbench pid 68280 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 28 0.92 MB/sec warmup 1 sec latency 26.752 ms 1 107 2.52 MB/sec warmup 2 sec latency 91.859 ms 1 147 2.09 MB/sec warmup 3 sec latency 206.158 ms 1 154 1.64 MB/sec warmup 4 sec latency 870.356 ms 1 172 1.41 MB/sec warmup 5 sec latency 1315.714 ms 1 199 1.31 MB/sec warmup 6 sec latency 388.558 ms 1 247 1.34 MB/sec warmup 7 sec latency 97.694 ms test_26 fail mds2 4 times 1 290 1.34 MB/sec warmup 8 sec latency 101.942 ms 1 323 1.30 MB/sec warmup 9 sec latency 132.747 ms Failing mds2 on oleg250-server 1 357 1.28 MB/sec warmup 10 sec latency 137.224 ms Stopping /mnt/lustre-mds2 (opts:) on oleg250-server 1 389 1.26 MB/sec warmup 11 sec latency 171.574 ms 1 429 1.26 MB/sec warmup 12 sec latency 174.205 ms 1 470 1.26 MB/sec warmup 13 sec latency 147.410 ms 1 501 1.25 MB/sec warmup 14 sec latency 423.900 ms 19:12:03 (1763338323) shut down facet: mds2 facet_host: oleg250-server facet_failover_host: oleg250-server 1 501 1.16 MB/sec warmup 15 sec latency 1425.050 ms 1 501 1.09 MB/sec warmup 16 sec latency 2425.352 ms 1 501 1.03 MB/sec warmup 17 sec latency 3425.712 ms 1 501 0.97 MB/sec warmup 18 sec latency 4428.633 ms 1 501 0.92 MB/sec warmup 19 sec latency 5428.881 ms 1 501 0.00 MB/sec execute 1 sec latency 7433.023 ms 1 501 0.00 MB/sec execute 2 sec latency 8435.558 ms 1 501 0.00 MB/sec execute 3 sec latency 9435.764 ms 1 501 0.00 MB/sec execute 4 sec latency 10436.218 ms Failover mds2 to oleg250-server mount facets: mds2 1 501 0.00 MB/sec execute 5 sec latency 11436.479 ms 1 501 0.00 MB/sec execute 6 sec latency 12438.904 ms 1 501 0.00 MB/sec execute 7 sec latency 13439.288 ms 1 501 0.00 MB/sec execute 8 sec latency 14440.671 ms 1 501 0.00 MB/sec execute 9 sec latency 15441.922 ms 1 501 0.00 MB/sec execute 10 sec latency 16445.247 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 501 0.00 MB/sec execute 11 sec latency 17448.720 ms 1 501 0.00 MB/sec execute 12 sec latency 18449.020 ms 1 501 0.00 MB/sec execute 13 sec latency 19449.197 ms 1 501 0.00 MB/sec execute 14 sec latency 20451.574 ms oleg250-server: oleg250-server.virtnet: executing set_default_debug -1 all 1 501 0.00 MB/sec execute 15 sec latency 21451.754 ms pdsh@oleg250-client: oleg250-server: ssh exited with exit code 1 1 501 0.00 MB/sec execute 16 sec latency 22452.058 ms Started lustre-MDT0001 19:12:25 (1763338345) targets are mounted 19:12:25 (1763338345) facet_failover done 1 501 0.00 MB/sec execute 17 sec latency 23456.324 ms 1 501 0.00 MB/sec execute 18 sec latency 24460.669 ms 1 501 0.00 MB/sec execute 19 sec latency 25460.897 ms 1 542 0.08 MB/sec execute 20 sec latency 25781.664 ms 1 642 0.17 MB/sec execute 21 sec latency 88.092 ms oleg250-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 686 0.17 MB/sec execute 22 sec latency 135.086 ms 1 718 0.17 MB/sec execute 23 sec latency 135.562 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 761 0.16 MB/sec execute 24 sec latency 100.076 ms 1 791 0.16 MB/sec execute 25 sec latency 128.335 ms 1 848 0.16 MB/sec execute 26 sec latency 94.277 ms 1 882 0.16 MB/sec execute 27 sec latency 117.426 ms 1 885 0.15 MB/sec execute 28 sec latency 914.145 ms 1 921 0.15 MB/sec execute 29 sec latency 99.789 ms 1 969 0.14 MB/sec execute 30 sec latency 79.817 ms 1 1027 0.17 MB/sec execute 31 sec latency 85.564 ms 1 1103 0.17 MB/sec execute 32 sec latency 60.681 ms 1 1161 0.17 MB/sec execute 33 sec latency 80.806 ms 1 1216 0.16 MB/sec execute 34 sec latency 59.794 ms 1 1262 0.16 MB/sec execute 35 sec latency 96.085 ms 1 1398 0.24 MB/sec execute 36 sec latency 77.973 ms 1 1450 0.23 MB/sec execute 37 sec latency 67.082 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1499 0.23 MB/sec execute 38 sec latency 300.324 ms 1 1566 0.22 MB/sec execute 39 sec latency 75.843 ms 1 1643 0.22 MB/sec execute 40 sec latency 98.549 ms 1 1689 0.21 MB/sec execute 41 sec latency 102.135 ms 1 1775 0.21 MB/sec execute 42 sec latency 74.187 ms 1 1856 0.21 MB/sec execute 43 sec latency 80.777 ms 1 1910 0.20 MB/sec execute 44 sec latency 120.007 ms 1 1980 0.20 MB/sec execute 45 sec latency 78.561 ms 1 2018 0.20 MB/sec execute 46 sec latency 113.519 ms 1 2094 0.20 MB/sec execute 47 sec latency 92.164 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Sun Nov 16 19:12:56 EST 2025 with return code 0 68280 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 68280 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished