== replay-dual test 26: dbench and tar with mds failover ========================================================== 21:51:13 (1782611473) Starting client oleg144-client.virtnet: -o user_xattr,flock 192.168.201.144@tcp:/lustre /mnt/lustre Started clients oleg144-client.virtnet: 192.168.201.144@tcp:/lustre on /mnt/lustre type lustre (rw,flock,checksum,encrypt,lazystatfs,lruresize,nolock,statfs_project,nouser_fid2path,user_xattr,verbose) Started tar loop with pid 44907 Started dbench loop with 44908 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 2210560 2048 2206464 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 2048 3762176 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 18432 3734528 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 20480 7496704 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 Jun 27 21:51:20 EDT 2026 waiting for dbench pid 44975 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 30 1.05 MB/sec warmup 1 sec latency 115.458 ms 1 67 1.47 MB/sec warmup 2 sec latency 222.146 ms 1 111 1.75 MB/sec warmup 3 sec latency 152.174 ms 1 148 1.57 MB/sec warmup 4 sec latency 165.528 ms 1 181 1.46 MB/sec warmup 5 sec latency 164.582 ms test_26 fail mds1 1 times 1 199 1.30 MB/sec warmup 6 sec latency 214.379 ms 1 224 1.23 MB/sec warmup 7 sec latency 219.528 ms Failing mds1 on oleg144-server 1 255 1.21 MB/sec warmup 8 sec latency 142.842 ms Stopping /mnt/lustre-mds1 (opts:) on oleg144-server 1 287 1.19 MB/sec warmup 9 sec latency 156.629 ms 1 297 1.09 MB/sec warmup 10 sec latency 552.920 ms 1 297 1.00 MB/sec warmup 11 sec latency 1553.139 ms 21:51:32 (1782611492) shut down 1 297 0.91 MB/sec warmup 12 sec latency 2554.212 ms facet: mds1 facet_host: oleg144-server facet_failover_host: oleg144-server 1 297 0.84 MB/sec warmup 13 sec latency 3556.368 ms 1 297 0.78 MB/sec warmup 14 sec latency 4556.689 ms 1 297 0.73 MB/sec warmup 15 sec latency 5556.884 ms 1 297 0.68 MB/sec warmup 16 sec latency 6558.634 ms 1 297 0.64 MB/sec warmup 17 sec latency 7560.515 ms 1 297 0.61 MB/sec warmup 18 sec latency 8563.226 ms 1 297 0.58 MB/sec warmup 19 sec latency 9563.425 ms 1 297 0.00 MB/sec execute 1 sec latency 11564.313 ms 1 297 0.00 MB/sec execute 2 sec latency 12565.516 ms Failover mds1 to oleg144-server mount facets: mds1 1 297 0.00 MB/sec execute 3 sec latency 13565.716 ms 1 297 0.00 MB/sec execute 4 sec latency 14566.138 ms 1 297 0.00 MB/sec execute 5 sec latency 15566.306 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 297 0.00 MB/sec execute 6 sec latency 16567.402 ms 1 297 0.00 MB/sec execute 7 sec latency 17567.637 ms 1 297 0.00 MB/sec execute 8 sec latency 18567.834 ms 1 297 0.00 MB/sec execute 9 sec latency 19578.634 ms 1 297 0.00 MB/sec execute 10 sec latency 20578.819 ms 1 297 0.00 MB/sec execute 11 sec latency 21579.046 ms 1 297 0.00 MB/sec execute 12 sec latency 22579.345 ms 1 297 0.00 MB/sec execute 13 sec latency 23582.631 ms 1 297 0.00 MB/sec execute 14 sec latency 24582.813 ms 1 297 0.00 MB/sec execute 15 sec latency 25583.603 ms 1 297 0.00 MB/sec execute 16 sec latency 26584.410 ms 1 297 0.00 MB/sec execute 17 sec latency 27584.829 ms 1 297 0.00 MB/sec execute 18 sec latency 28584.954 ms 1 297 0.00 MB/sec execute 19 sec latency 29600.463 ms 1 297 0.00 MB/sec execute 20 sec latency 30600.680 ms 1 297 0.00 MB/sec execute 21 sec latency 31601.067 ms oleg144-server: oleg144-server.virtnet: executing set_default_debug -1 all 1 297 0.00 MB/sec execute 22 sec latency 32601.977 ms 1 297 0.00 MB/sec execute 23 sec latency 33602.145 ms pdsh@oleg144-client: oleg144-server: ssh exited with exit code 1 1 297 0.00 MB/sec execute 24 sec latency 34602.376 ms Started lustre-MDT0000 21:52:04 (1782611524) targets are mounted 21:52:04 (1782611524) facet_failover done 1 297 0.00 MB/sec execute 25 sec latency 35603.225 ms 1 297 0.00 MB/sec execute 26 sec latency 36603.494 ms 1 297 0.00 MB/sec execute 27 sec latency 37613.629 ms 1 297 0.00 MB/sec execute 28 sec latency 38613.831 ms 1 297 0.00 MB/sec execute 29 sec latency 39614.033 ms 1 297 0.00 MB/sec execute 30 sec latency 40614.329 ms 1 297 0.00 MB/sec execute 31 sec latency 41620.182 ms 1 297 0.00 MB/sec execute 32 sec latency 42620.502 ms 1 306 0.01 MB/sec execute 33 sec latency 43137.841 ms 1 331 0.03 MB/sec execute 34 sec latency 209.553 ms 1 357 0.05 MB/sec execute 35 sec latency 255.229 ms 1 384 0.07 MB/sec execute 36 sec latency 186.912 ms 1 413 0.10 MB/sec execute 37 sec latency 131.000 ms 1 444 0.12 MB/sec execute 38 sec latency 175.628 ms oleg144-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 470 0.14 MB/sec execute 39 sec latency 160.785 ms 1 501 0.16 MB/sec execute 40 sec latency 150.373 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 519 0.17 MB/sec execute 41 sec latency 288.136 ms 1 576 0.20 MB/sec execute 42 sec latency 172.685 ms 1 616 0.23 MB/sec execute 43 sec latency 134.502 ms 1 664 0.23 MB/sec execute 44 sec latency 172.888 ms 1 678 0.23 MB/sec execute 45 sec latency 322.950 ms 1 710 0.22 MB/sec execute 46 sec latency 133.746 ms 1 730 0.22 MB/sec execute 47 sec latency 192.644 ms 1 759 0.22 MB/sec execute 48 sec latency 165.105 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 10240 3716096 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 36864 3699712 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 47104 7415808 1% /mnt/lustre 1 786 0.21 MB/sec execute 49 sec latency 165.212 ms 1 801 0.21 MB/sec execute 50 sec latency 231.473 ms 1 847 0.21 MB/sec execute 51 sec latency 114.609 ms 1 876 0.21 MB/sec execute 52 sec latency 198.454 ms 1 913 0.20 MB/sec execute 53 sec latency 113.455 ms test_26 fail mds1 2 times 1 955 0.20 MB/sec execute 54 sec latency 160.366 ms 1 980 0.20 MB/sec execute 55 sec latency 163.608 ms Failing mds1 on oleg144-server 1 1026 0.21 MB/sec execute 56 sec latency 199.261 ms Stopping /mnt/lustre-mds1 (opts:) on oleg144-server 1 1082 0.21 MB/sec execute 57 sec latency 67.724 ms 1 1113 0.21 MB/sec execute 58 sec latency 481.769 ms 1 1113 0.20 MB/sec execute 59 sec latency 1482.624 ms 1 1113 0.20 MB/sec execute 60 sec latency 2484.663 ms 21:52:40 (1782611560) shut down facet: mds1 facet_host: oleg144-server facet_failover_host: oleg144-server 1 1113 0.20 MB/sec execute 61 sec latency 3486.344 ms 1 1113 0.19 MB/sec execute 62 sec latency 4486.921 ms 1 1113 0.19 MB/sec execute 63 sec latency 5487.109 ms 1 1113 0.19 MB/sec execute 64 sec latency 6487.361 ms 1 1113 0.18 MB/sec execute 65 sec latency 7487.522 ms 1 1113 0.18 MB/sec execute 66 sec latency 8487.729 ms 1 1113 0.18 MB/sec execute 67 sec latency 9488.300 ms 1 1113 0.18 MB/sec execute 68 sec latency 10488.598 ms 1 1113 0.17 MB/sec execute 69 sec latency 11492.227 ms 1 1113 0.17 MB/sec execute 70 sec latency 12492.460 ms Failover mds1 to oleg144-server mount facets: mds1 1 1113 0.17 MB/sec execute 71 sec latency 13492.636 ms 1 1113 0.17 MB/sec execute 72 sec latency 14493.450 ms 1 1113 0.16 MB/sec execute 73 sec latency 15493.771 ms 1 1113 0.16 MB/sec execute 74 sec latency 16493.958 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1113 0.16 MB/sec execute 75 sec latency 17494.882 ms 1 1113 0.16 MB/sec execute 76 sec latency 18495.088 ms 1 1113 0.16 MB/sec execute 77 sec latency 19495.246 ms 1 1113 0.15 MB/sec execute 78 sec latency 20498.636 ms 1 1113 0.15 MB/sec execute 79 sec latency 21499.561 ms 1 1113 0.15 MB/sec execute 80 sec latency 22504.257 ms 1 1113 0.15 MB/sec execute 81 sec latency 23504.468 ms oleg144-server: oleg144-server.virtnet: executing set_default_debug -1 all 1 1113 0.15 MB/sec execute 82 sec latency 24509.351 ms pdsh@oleg144-client: oleg144-server: ssh exited with exit code 1 1 1113 0.14 MB/sec execute 83 sec latency 25509.591 ms Started lustre-MDT0000 1 1113 0.14 MB/sec execute 84 sec latency 26510.307 ms 21:53:04 (1782611584) targets are mounted 21:53:04 (1782611584) facet_failover done 1 1113 0.14 MB/sec execute 85 sec latency 27513.311 ms 1 1113 0.14 MB/sec execute 86 sec latency 28517.156 ms 1 1113 0.14 MB/sec execute 87 sec latency 29521.986 ms 1 1113 0.14 MB/sec execute 88 sec latency 30522.138 ms 1 1113 0.13 MB/sec execute 89 sec latency 31522.441 ms 1 1113 0.13 MB/sec execute 90 sec latency 32522.662 ms 1 1113 0.13 MB/sec execute 91 sec latency 33523.730 ms 1 1113 0.13 MB/sec execute 92 sec latency 34524.149 ms 1 1113 0.13 MB/sec execute 93 sec latency 35524.929 ms 1 1113 0.13 MB/sec execute 94 sec latency 36525.106 ms 1 1113 0.13 MB/sec execute 95 sec latency 37525.265 ms 1 1113 0.12 MB/sec execute 96 sec latency 38526.182 ms 1 1113 0.12 MB/sec execute 97 sec latency 39526.326 ms 1 1127 0.12 MB/sec execute 98 sec latency 40165.036 ms 1 1156 0.12 MB/sec execute 99 sec latency 169.501 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec oleg144-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 cleanup 104 sec 0 cleanup 104 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 127 429.181 43137.825 Close 116 15.702 44.302 Rename 7 128.311 186.594 Unlink 13 32.420 54.652 Qpathinfo 70 598.280 40165.012 Qfileinfo 56 3.106 31.274 Qfsinfo 28 5.072 22.058 Sfileinfo 27 58.313 139.271 Find 36 9.340 134.488 WriteX 270 17.887 115.407 ReadX 123 5.806 92.044 Flush 24 143.422 322.935 Throughput 0.121452 MB/sec 1 clients 1 procs max_latency=43137.841 ms stopping dbench on /mnt/lustre at Sat Jun 27 21:53:24 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 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 Jun 27 21:53:30 EDT 2026 waiting for dbench pid 46953 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 42 1.57 MB/sec warmup 1 sec latency 150.877 ms 1 91 2.09 MB/sec warmup 2 sec latency 149.256 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 16384 3699712 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 27648 3702784 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 44032 7402496 1% /mnt/lustre 1 121 1.83 MB/sec warmup 3 sec latency 233.743 ms 1 155 1.63 MB/sec warmup 4 sec latency 154.320 ms 1 184 1.47 MB/sec warmup 5 sec latency 236.045 ms 1 207 1.35 MB/sec warmup 6 sec latency 265.840 ms 1 247 1.34 MB/sec warmup 7 sec latency 164.409 ms 1 289 1.34 MB/sec warmup 8 sec latency 115.485 ms test_26 fail mds1 3 times 1 324 1.30 MB/sec warmup 9 sec latency 133.081 ms 1 350 1.25 MB/sec warmup 10 sec latency 146.911 ms Failing mds1 on oleg144-server 1 381 1.23 MB/sec warmup 11 sec latency 153.818 ms Stopping /mnt/lustre-mds1 (opts:) on oleg144-server 1 421 1.24 MB/sec warmup 12 sec latency 164.335 ms 1 453 1.22 MB/sec warmup 13 sec latency 237.708 ms 1 453 1.13 MB/sec warmup 14 sec latency 1237.907 ms 1 453 1.06 MB/sec warmup 15 sec latency 2238.083 ms 21:53:46 (1782611626) shut down facet: mds1 facet_host: oleg144-server facet_failover_host: oleg144-server 1 453 0.99 MB/sec warmup 16 sec latency 3238.196 ms 1 453 0.93 MB/sec warmup 17 sec latency 4238.511 ms 1 453 0.88 MB/sec warmup 18 sec latency 5238.725 ms 1 453 0.84 MB/sec warmup 19 sec latency 6239.214 ms 1 453 0.00 MB/sec execute 1 sec latency 8240.063 ms 1 453 0.00 MB/sec execute 2 sec latency 9240.808 ms 1 453 0.00 MB/sec execute 3 sec latency 10242.831 ms 1 453 0.00 MB/sec execute 4 sec latency 11243.039 ms 1 453 0.00 MB/sec execute 5 sec latency 12243.732 ms 1 453 0.00 MB/sec execute 6 sec latency 13247.364 ms Failover mds1 to oleg144-server mount facets: mds1 1 453 0.00 MB/sec execute 7 sec latency 14247.558 ms 1 453 0.00 MB/sec execute 8 sec latency 15248.097 ms 1 453 0.00 MB/sec execute 9 sec latency 16251.062 ms 1 453 0.00 MB/sec execute 10 sec latency 17252.970 ms 1 453 0.00 MB/sec execute 11 sec latency 18253.153 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 453 0.00 MB/sec execute 12 sec latency 19253.347 ms 1 453 0.00 MB/sec execute 13 sec latency 20253.602 ms 1 453 0.00 MB/sec execute 14 sec latency 21253.865 ms 1 453 0.00 MB/sec execute 15 sec latency 22254.072 ms 1 453 0.00 MB/sec execute 16 sec latency 23255.087 ms 1 453 0.00 MB/sec execute 17 sec latency 24255.525 ms 1 453 0.00 MB/sec execute 18 sec latency 25256.007 ms oleg144-server: oleg144-server.virtnet: executing set_default_debug -1 all 1 453 0.00 MB/sec execute 19 sec latency 26256.238 ms pdsh@oleg144-client: oleg144-server: ssh exited with exit code 1 1 453 0.00 MB/sec execute 20 sec latency 27256.469 ms Started lustre-MDT0000 21:54:11 (1782611651) targets are mounted 21:54:11 (1782611651) facet_failover done 1 453 0.00 MB/sec execute 21 sec latency 28256.684 ms 1 453 0.00 MB/sec execute 22 sec latency 29257.398 ms 1 453 0.00 MB/sec execute 23 sec latency 30257.587 ms 1 453 0.00 MB/sec execute 24 sec latency 31257.862 ms 1 453 0.00 MB/sec execute 25 sec latency 32259.611 ms 1 453 0.00 MB/sec execute 26 sec latency 33259.982 ms 1 453 0.00 MB/sec execute 27 sec latency 34260.129 ms 1 453 0.00 MB/sec execute 28 sec latency 35260.313 ms 1 453 0.00 MB/sec execute 29 sec latency 36262.289 ms 1 453 0.00 MB/sec execute 30 sec latency 37264.455 ms 1 453 0.00 MB/sec execute 31 sec latency 38267.989 ms 1 453 0.00 MB/sec execute 32 sec latency 39269.864 ms 1 453 0.00 MB/sec execute 33 sec latency 40274.976 ms 1 453 0.00 MB/sec execute 34 sec latency 41277.145 ms 1 453 0.00 MB/sec execute 35 sec latency 42277.360 ms 1 453 0.00 MB/sec execute 36 sec latency 43277.619 ms 1 466 0.01 MB/sec execute 37 sec latency 43560.035 ms 1 485 0.03 MB/sec execute 38 sec latency 262.614 ms 1 504 0.04 MB/sec execute 39 sec latency 228.961 ms 1 552 0.08 MB/sec execute 40 sec latency 160.146 ms 1 616 0.12 MB/sec execute 41 sec latency 188.185 ms 1 661 0.12 MB/sec execute 42 sec latency 133.541 ms oleg144-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 676 0.12 MB/sec execute 43 sec latency 283.828 ms 1 708 0.12 MB/sec execute 44 sec latency 136.424 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 723 0.12 MB/sec execute 45 sec latency 256.018 ms 1 740 0.12 MB/sec execute 46 sec latency 135.824 ms 1 778 0.12 MB/sec execute 47 sec latency 159.714 ms 1 798 0.12 MB/sec execute 48 sec latency 287.779 ms 1 825 0.11 MB/sec execute 49 sec latency 124.830 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 878 0.11 MB/sec execute 50 sec latency 218.049 ms 1 912 0.11 MB/sec execute 51 sec latency 121.837 ms 1 937 0.11 MB/sec execute 52 sec latency 225.486 ms 1 980 0.11 MB/sec execute 53 sec latency 115.836 ms 1 1019 0.12 MB/sec execute 54 sec latency 260.543 ms 1 1076 0.13 MB/sec execute 55 sec latency 79.638 ms 1 1145 0.13 MB/sec execute 56 sec latency 64.735 ms 1 1193 0.13 MB/sec execute 57 sec latency 95.183 ms 1 1231 0.12 MB/sec execute 58 sec latency 102.046 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 1 1270 0.12 MB/sec execute 59 sec latency 190.445 ms stopping dbench on /mnt/lustre at Sat Jun 27 21:54:49 EDT 2026 with return code 0 46953 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 46953 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished