== replay-dual test 26: dbench and tar with mds failover ========================================================== 08:44:31 (1789130671) 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 45499 Started dbench loop with 45500 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 18432 3740672 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 2048 3762176 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 20480 7502848 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 11 08:44:37 EDT 2026 waiting for dbench pid 45566 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 31 1.05 MB/sec warmup 1 sec latency 93.034 ms 1 78 1.70 MB/sec warmup 2 sec latency 159.651 ms 1 121 1.83 MB/sec warmup 3 sec latency 218.537 ms 1 155 1.63 MB/sec warmup 4 sec latency 164.340 ms 1 188 1.52 MB/sec warmup 5 sec latency 160.266 ms test_26 fail mds1 1 times 1 214 1.39 MB/sec warmup 6 sec latency 200.409 ms 1 242 1.30 MB/sec warmup 7 sec latency 169.784 ms Failing mds1 on oleg116-server 1 272 1.27 MB/sec warmup 8 sec latency 167.307 ms Stopping /mnt/lustre-mds1 (opts:) on oleg116-server 1 305 1.25 MB/sec warmup 9 sec latency 115.819 ms 1 339 1.23 MB/sec warmup 10 sec latency 143.753 ms 1 339 1.11 MB/sec warmup 11 sec latency 1027.047 ms 1 339 1.02 MB/sec warmup 12 sec latency 2027.303 ms 1 339 0.94 MB/sec warmup 13 sec latency 3027.520 ms 08:44:51 (1789130691) shut down facet: mds1 facet_host: oleg116-server facet_failover_host: oleg116-server 1 339 0.87 MB/sec warmup 14 sec latency 4027.784 ms 1 339 0.82 MB/sec warmup 15 sec latency 5029.323 ms 1 339 0.77 MB/sec warmup 16 sec latency 6031.206 ms 1 339 0.72 MB/sec warmup 17 sec latency 7035.644 ms 1 339 0.68 MB/sec warmup 18 sec latency 8037.021 ms 1 339 0.64 MB/sec warmup 19 sec latency 9037.275 ms 1 339 0.00 MB/sec execute 1 sec latency 11037.721 ms 1 339 0.00 MB/sec execute 2 sec latency 12040.184 ms 1 339 0.00 MB/sec execute 3 sec latency 13041.417 ms Failover mds1 to oleg116-server 1 339 0.00 MB/sec execute 4 sec latency 14041.600 ms mount facets: mds1 1 339 0.00 MB/sec execute 5 sec latency 15042.991 ms 1 339 0.00 MB/sec execute 6 sec latency 16043.227 ms 1 339 0.00 MB/sec execute 7 sec latency 17044.750 ms 1 339 0.00 MB/sec execute 8 sec latency 18045.044 ms 1 339 0.00 MB/sec execute 9 sec latency 19048.501 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 339 0.00 MB/sec execute 10 sec latency 20048.856 ms 1 339 0.00 MB/sec execute 11 sec latency 21049.564 ms 1 339 0.00 MB/sec execute 12 sec latency 22049.841 ms 1 339 0.00 MB/sec execute 13 sec latency 23050.332 ms 1 339 0.00 MB/sec execute 14 sec latency 24050.611 ms 1 339 0.00 MB/sec execute 15 sec latency 25050.902 ms 1 339 0.00 MB/sec execute 16 sec latency 26051.452 ms 1 339 0.00 MB/sec execute 17 sec latency 27051.746 ms 1 339 0.00 MB/sec execute 18 sec latency 28052.276 ms 1 339 0.00 MB/sec execute 19 sec latency 29056.335 ms 1 339 0.00 MB/sec execute 20 sec latency 30058.312 ms 1 339 0.00 MB/sec execute 21 sec latency 31059.267 ms 1 339 0.00 MB/sec execute 22 sec latency 32062.711 ms 1 339 0.00 MB/sec execute 23 sec latency 33063.452 ms 1 339 0.00 MB/sec execute 24 sec latency 34063.752 ms 1 339 0.00 MB/sec execute 25 sec latency 35064.139 ms oleg116-server: oleg116-server.virtnet: executing set_default_debug -1 all 1 339 0.00 MB/sec execute 26 sec latency 36074.120 ms pdsh@oleg116-client: oleg116-server: ssh exited with exit code 1 1 339 0.00 MB/sec execute 27 sec latency 37074.381 ms Started lustre-MDT0000 08:45:25 (1789130725) targets are mounted 08:45:25 (1789130725) facet_failover done 1 339 0.00 MB/sec execute 28 sec latency 38074.651 ms 1 339 0.00 MB/sec execute 29 sec latency 39075.562 ms 1 339 0.00 MB/sec execute 30 sec latency 40082.856 ms 1 339 0.00 MB/sec execute 31 sec latency 41085.228 ms 1 339 0.00 MB/sec execute 32 sec latency 42085.541 ms 1 339 0.00 MB/sec execute 33 sec latency 43087.003 ms 1 362 0.02 MB/sec execute 34 sec latency 43169.895 ms 1 398 0.05 MB/sec execute 35 sec latency 134.633 ms 1 437 0.09 MB/sec execute 36 sec latency 144.313 ms 1 469 0.11 MB/sec execute 37 sec latency 132.671 ms 1 501 0.14 MB/sec execute 38 sec latency 149.452 ms oleg116-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 526 0.15 MB/sec execute 39 sec latency 201.473 ms 1 608 0.22 MB/sec execute 40 sec latency 138.114 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 642 0.21 MB/sec execute 41 sec latency 155.299 ms 1 669 0.21 MB/sec execute 42 sec latency 310.242 ms 1 691 0.21 MB/sec execute 43 sec latency 178.455 ms 1 721 0.20 MB/sec execute 44 sec latency 134.344 ms 1 735 0.20 MB/sec execute 45 sec latency 363.154 ms 1 776 0.20 MB/sec execute 46 sec latency 103.533 ms 1 798 0.20 MB/sec execute 47 sec latency 195.333 ms 1 825 0.19 MB/sec execute 48 sec latency 125.894 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 37888 3705856 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 10240 3717120 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 48128 7422976 1% /mnt/lustre 1 870 0.19 MB/sec execute 49 sec latency 117.305 ms 1 888 0.19 MB/sec execute 50 sec latency 316.777 ms 1 913 0.19 MB/sec execute 51 sec latency 171.671 ms 1 936 0.18 MB/sec execute 52 sec latency 184.186 ms 1 969 0.18 MB/sec execute 53 sec latency 173.191 ms 1 986 0.18 MB/sec execute 54 sec latency 254.539 ms test_26 fail mds1 2 times 1 1042 0.19 MB/sec execute 55 sec latency 103.566 ms 1 1076 0.19 MB/sec execute 56 sec latency 131.588 ms 1 1118 0.19 MB/sec execute 57 sec latency 129.906 ms Failing mds1 on oleg116-server 1 1145 0.18 MB/sec execute 58 sec latency 136.761 ms Stopping /mnt/lustre-mds1 (opts:) on oleg116-server 1 1173 0.18 MB/sec execute 59 sec latency 181.212 ms 1 1207 0.18 MB/sec execute 60 sec latency 98.974 ms 1 1207 0.18 MB/sec execute 61 sec latency 1099.672 ms 1 1207 0.17 MB/sec execute 62 sec latency 2099.967 ms 08:46:00 (1789130760) shut down 1 1207 0.17 MB/sec execute 63 sec latency 3101.156 ms facet: mds1 facet_host: oleg116-server facet_failover_host: oleg116-server 1 1207 0.17 MB/sec execute 64 sec latency 4101.423 ms 1 1207 0.17 MB/sec execute 65 sec latency 5102.793 ms 1 1207 0.16 MB/sec execute 66 sec latency 6103.248 ms 1 1207 0.16 MB/sec execute 67 sec latency 7104.883 ms 1 1207 0.16 MB/sec execute 68 sec latency 8105.267 ms 1 1207 0.16 MB/sec execute 69 sec latency 9105.525 ms 1 1207 0.15 MB/sec execute 70 sec latency 10105.810 ms 1 1207 0.15 MB/sec execute 71 sec latency 11106.159 ms 1 1207 0.15 MB/sec execute 72 sec latency 12106.995 ms 1 1207 0.15 MB/sec execute 73 sec latency 13107.308 ms Failover mds1 to oleg116-server mount facets: mds1 1 1207 0.15 MB/sec execute 74 sec latency 14107.805 ms 1 1207 0.14 MB/sec execute 75 sec latency 15108.203 ms 1 1207 0.14 MB/sec execute 76 sec latency 16108.485 ms 1 1207 0.14 MB/sec execute 77 sec latency 17108.857 ms 1 1207 0.14 MB/sec execute 78 sec latency 18109.106 ms 1 1207 0.14 MB/sec execute 79 sec latency 19109.780 ms 1 1207 0.13 MB/sec execute 80 sec latency 20111.564 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1207 0.13 MB/sec execute 81 sec latency 21111.979 ms 1 1207 0.13 MB/sec execute 82 sec latency 22112.437 ms 1 1207 0.13 MB/sec execute 83 sec latency 23113.550 ms 1 1207 0.13 MB/sec execute 84 sec latency 24113.862 ms 1 1207 0.13 MB/sec execute 85 sec latency 25116.004 ms 1 1207 0.13 MB/sec execute 86 sec latency 26119.304 ms 1 1207 0.12 MB/sec execute 87 sec latency 27119.614 ms 1 1207 0.12 MB/sec execute 88 sec latency 28124.126 ms 1 1207 0.12 MB/sec execute 89 sec latency 29124.309 ms 1 1207 0.12 MB/sec execute 90 sec latency 30124.602 ms 1 1207 0.12 MB/sec execute 91 sec latency 31124.979 ms 1 1207 0.12 MB/sec execute 92 sec latency 32125.810 ms 1 1207 0.12 MB/sec execute 93 sec latency 33127.337 ms 1 1207 0.11 MB/sec execute 94 sec latency 34127.594 ms oleg116-server: oleg116-server.virtnet: executing set_default_debug -1 all 1 1207 0.11 MB/sec execute 95 sec latency 35127.853 ms pdsh@oleg116-client: oleg116-server: ssh exited with exit code 1 1 1207 0.11 MB/sec execute 96 sec latency 36132.302 ms Started lustre-MDT0000 08:46:34 (1789130794) targets are mounted 08:46:34 (1789130794) facet_failover done 1 1207 0.11 MB/sec execute 97 sec latency 37132.706 ms 1 1207 0.11 MB/sec execute 98 sec latency 38134.305 ms 1 1207 0.11 MB/sec execute 99 sec latency 39140.525 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 1 cleanup 106 sec 1 cleanup 107 sec 1 cleanup 108 sec 1 cleanup 109 sec 0 cleanup 110 sec 0 cleanup 110 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 124 797.829 44951.351 Close 112 16.877 58.513 Rename 8 107.233 181.186 Unlink 13 40.706 72.105 Qpathinfo 75 27.371 131.566 Qfileinfo 51 1.663 14.118 Qfsinfo 28 6.438 45.007 Sfileinfo 27 78.976 136.728 Find 37 9.548 105.451 WriteX 246 14.706 79.627 ReadX 124 7.077 135.380 Flush 24 144.652 363.130 Throughput 0.108788 MB/sec 1 clients 1 procs max_latency=43169.895 ms stopping dbench on /mnt/lustre at Fri Sep 11 08:46:48 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished oleg116-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec '/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 11 08:46:59 EDT 2026 waiting for dbench pid 47524 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 21 0.46 MB/sec warmup 1 sec latency 18.575 ms 1 67 1.47 MB/sec warmup 2 sec latency 164.708 ms 1 111 1.74 MB/sec warmup 3 sec latency 160.966 ms 1 137 1.50 MB/sec warmup 4 sec latency 157.271 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 26624 3723264 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 17408 3742720 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 44032 7465984 1% /mnt/lustre 1 164 1.36 MB/sec warmup 5 sec latency 177.337 ms 1 189 1.26 MB/sec warmup 6 sec latency 180.093 ms 1 215 1.19 MB/sec warmup 7 sec latency 169.682 ms 1 247 1.17 MB/sec warmup 8 sec latency 139.243 ms 1 279 1.16 MB/sec warmup 9 sec latency 161.650 ms 1 305 1.12 MB/sec warmup 10 sec latency 179.237 ms 1 338 1.11 MB/sec warmup 11 sec latency 145.994 ms test_26 fail mds1 3 times 1 365 1.09 MB/sec warmup 12 sec latency 170.599 ms 1 392 1.06 MB/sec warmup 13 sec latency 165.004 ms 1 421 1.06 MB/sec warmup 14 sec latency 143.524 ms Failing mds1 on oleg116-server 1 446 1.04 MB/sec warmup 15 sec latency 202.131 ms Stopping /mnt/lustre-mds1 (opts:) on oleg116-server 1 485 1.06 MB/sec warmup 16 sec latency 154.092 ms 1 503 1.03 MB/sec warmup 17 sec latency 470.767 ms 1 503 0.97 MB/sec warmup 18 sec latency 1471.980 ms 1 503 0.92 MB/sec warmup 19 sec latency 2476.256 ms 08:47:18 (1789130838) shut down facet: mds1 facet_host: oleg116-server facet_failover_host: oleg116-server 1 503 0.00 MB/sec execute 1 sec latency 4484.721 ms 1 503 0.00 MB/sec execute 2 sec latency 5485.659 ms 1 503 0.00 MB/sec execute 3 sec latency 6485.921 ms 1 503 0.00 MB/sec execute 4 sec latency 7486.277 ms 1 503 0.00 MB/sec execute 5 sec latency 8487.239 ms 1 503 0.00 MB/sec execute 6 sec latency 9487.508 ms 1 503 0.00 MB/sec execute 7 sec latency 10487.779 ms 1 503 0.00 MB/sec execute 8 sec latency 11489.806 ms 1 503 0.00 MB/sec execute 9 sec latency 12492.860 ms Failover mds1 to oleg116-server 1 503 0.00 MB/sec execute 10 sec latency 13494.586 ms mount facets: mds1 1 503 0.00 MB/sec execute 11 sec latency 14494.792 ms 1 503 0.00 MB/sec execute 12 sec latency 15501.922 ms 1 503 0.00 MB/sec execute 13 sec latency 16502.325 ms 1 503 0.00 MB/sec execute 14 sec latency 17512.178 ms 1 503 0.00 MB/sec execute 15 sec latency 18512.613 ms 1 503 0.00 MB/sec execute 16 sec latency 19512.984 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 503 0.00 MB/sec execute 17 sec latency 20513.211 ms 1 503 0.00 MB/sec execute 18 sec latency 21513.442 ms 1 503 0.00 MB/sec execute 19 sec latency 22513.695 ms 1 503 0.00 MB/sec execute 20 sec latency 23513.869 ms 1 503 0.00 MB/sec execute 21 sec latency 24514.142 ms 1 503 0.00 MB/sec execute 22 sec latency 25514.607 ms 1 503 0.00 MB/sec execute 23 sec latency 26520.657 ms 1 503 0.00 MB/sec execute 24 sec latency 27520.905 ms 1 503 0.00 MB/sec execute 25 sec latency 28521.319 ms 1 503 0.00 MB/sec execute 26 sec latency 29521.892 ms 1 503 0.00 MB/sec execute 27 sec latency 30525.101 ms 1 503 0.00 MB/sec execute 28 sec latency 31525.507 ms 1 503 0.00 MB/sec execute 29 sec latency 32528.457 ms 1 503 0.00 MB/sec execute 30 sec latency 33531.907 ms oleg116-server: oleg116-server.virtnet: executing set_default_debug -1 all 1 503 0.00 MB/sec execute 31 sec latency 34532.696 ms 1 503 0.00 MB/sec execute 32 sec latency 35532.955 ms pdsh@oleg116-client: oleg116-server: ssh exited with exit code 1 1 503 0.00 MB/sec execute 33 sec latency 36533.230 ms Started lustre-MDT0000 08:47:52 (1789130872) targets are mounted 08:47:52 (1789130872) facet_failover done 1 503 0.00 MB/sec execute 34 sec latency 37535.164 ms 1 503 0.00 MB/sec execute 35 sec latency 38538.955 ms 1 503 0.00 MB/sec execute 36 sec latency 39539.489 ms 1 503 0.00 MB/sec execute 37 sec latency 40545.437 ms 1 503 0.00 MB/sec execute 38 sec latency 41545.641 ms 1 511 0.01 MB/sec execute 39 sec latency 42329.664 ms 1 563 0.04 MB/sec execute 40 sec latency 163.665 ms 1 636 0.09 MB/sec execute 41 sec latency 111.185 ms 1 664 0.09 MB/sec execute 42 sec latency 226.698 ms 1 695 0.09 MB/sec execute 43 sec latency 394.256 ms 1 721 0.09 MB/sec execute 44 sec latency 228.431 ms oleg116-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 738 0.09 MB/sec execute 45 sec latency 311.618 ms 1 769 0.08 MB/sec execute 46 sec latency 143.928 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 789 0.08 MB/sec execute 47 sec latency 198.644 ms 1 802 0.08 MB/sec execute 48 sec latency 322.065 ms 1 847 0.08 MB/sec execute 49 sec latency 113.252 ms 1 873 0.08 MB/sec execute 50 sec latency 229.902 ms 1 892 0.08 MB/sec execute 51 sec latency 291.123 ms 1 914 0.08 MB/sec execute 52 sec latency 240.328 ms 1 937 0.08 MB/sec execute 53 sec latency 161.312 ms 1 969 0.08 MB/sec execute 54 sec latency 137.387 ms 1 990 0.08 MB/sec execute 55 sec latency 218.153 ms 1 1067 0.10 MB/sec execute 56 sec latency 90.786 ms 1 1132 0.10 MB/sec execute 57 sec latency 71.666 ms 1 1173 0.10 MB/sec execute 58 sec latency 120.690 ms 1 1214 0.09 MB/sec execute 59 sec latency 91.198 ms 1 1236 0.09 MB/sec execute 60 sec latency 112.101 ms 1 1275 0.09 MB/sec execute 61 sec latency 120.867 ms 1 1403 0.14 MB/sec execute 62 sec latency 110.243 ms 1 1451 0.14 MB/sec execute 63 sec latency 110.527 ms dbench killed by signal 15 1 1486 0.13 MB/sec execute 64 sec latency 317.107 ms stopping dbench on /mnt/lustre at Fri Sep 11 08:48:23 EDT 2026 with return code 0 47524 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47524 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished