== replay-dual test 26: dbench and tar with mds failover ========================================================== 02:29:04 (1787120944) Starting client oleg411-client.virtnet: -o user_xattr,flock 192.168.204.111@tcp:/lustre /mnt/lustre Started clients oleg411-client.virtnet: 192.168.204.111@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 45141 Started dbench loop with 45142 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 3760128 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 14336 3741696 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 16384 7501824 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 Aug 19 02:29:10 EDT 2026 waiting for dbench pid 45210 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 51.740 ms 1 69 1.54 MB/sec warmup 2 sec latency 146.793 ms 1 111 1.75 MB/sec warmup 3 sec latency 164.523 ms 1 155 1.63 MB/sec warmup 4 sec latency 153.813 ms test_26 fail mds1 1 times 1 184 1.48 MB/sec warmup 5 sec latency 120.871 ms 1 215 1.39 MB/sec warmup 6 sec latency 160.122 ms Failing mds1 on oleg411-server 1 241 1.30 MB/sec warmup 7 sec latency 154.697 ms Stopping /mnt/lustre-mds1 (opts:) on oleg411-server 1 279 1.30 MB/sec warmup 8 sec latency 128.671 ms 1 312 1.27 MB/sec warmup 9 sec latency 185.951 ms 1 315 1.15 MB/sec warmup 10 sec latency 856.117 ms 1 315 1.04 MB/sec warmup 11 sec latency 1856.321 ms 1 315 0.95 MB/sec warmup 12 sec latency 2856.751 ms 02:29:23 (1787120963) shut down 1 315 0.88 MB/sec warmup 13 sec latency 3870.734 ms facet: mds1 facet_host: oleg411-server facet_failover_host: oleg411-server 1 315 0.82 MB/sec warmup 14 sec latency 4870.955 ms 1 315 0.76 MB/sec warmup 15 sec latency 5871.698 ms 1 315 0.72 MB/sec warmup 16 sec latency 6871.942 ms 1 315 0.67 MB/sec warmup 17 sec latency 7872.157 ms 1 315 0.64 MB/sec warmup 18 sec latency 8872.450 ms 1 315 0.60 MB/sec warmup 19 sec latency 9873.043 ms 1 315 0.00 MB/sec execute 1 sec latency 11873.567 ms 1 315 0.00 MB/sec execute 2 sec latency 12874.020 ms 1 315 0.00 MB/sec execute 3 sec latency 13874.224 ms Failover mds1 to oleg411-server mount facets: mds1 1 315 0.00 MB/sec execute 4 sec latency 14874.389 ms 1 315 0.00 MB/sec execute 5 sec latency 15874.658 ms 1 315 0.00 MB/sec execute 6 sec latency 16875.053 ms 1 315 0.00 MB/sec execute 7 sec latency 17875.305 ms 1 315 0.00 MB/sec execute 8 sec latency 18875.968 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 315 0.00 MB/sec execute 9 sec latency 19877.441 ms 1 315 0.00 MB/sec execute 10 sec latency 20877.822 ms 1 315 0.00 MB/sec execute 11 sec latency 21880.078 ms 1 315 0.00 MB/sec execute 12 sec latency 22880.520 ms 1 315 0.00 MB/sec execute 13 sec latency 23880.742 ms 1 315 0.00 MB/sec execute 14 sec latency 24881.160 ms 1 315 0.00 MB/sec execute 15 sec latency 25885.870 ms 1 315 0.00 MB/sec execute 16 sec latency 26886.073 ms oleg411-server: oleg411-server.virtnet: executing set_default_debug -1 all 1 315 0.00 MB/sec execute 17 sec latency 27888.234 ms pdsh@oleg411-client: oleg411-server: ssh exited with exit code 1 1 315 0.00 MB/sec execute 18 sec latency 28888.813 ms Started lustre-MDT0000 02:29:49 (1787120989) targets are mounted 02:29:49 (1787120989) facet_failover done 1 315 0.00 MB/sec execute 19 sec latency 29889.918 ms 1 315 0.00 MB/sec execute 20 sec latency 30890.120 ms 1 315 0.00 MB/sec execute 21 sec latency 31890.388 ms 1 315 0.00 MB/sec execute 22 sec latency 32890.680 ms 1 315 0.00 MB/sec execute 23 sec latency 33891.105 ms 1 315 0.00 MB/sec execute 24 sec latency 34891.550 ms 1 315 0.00 MB/sec execute 25 sec latency 35893.293 ms 1 315 0.00 MB/sec execute 26 sec latency 36895.191 ms 1 315 0.00 MB/sec execute 27 sec latency 37895.682 ms 1 315 0.00 MB/sec execute 28 sec latency 38896.947 ms 1 315 0.00 MB/sec execute 29 sec latency 39902.471 ms 1 344 0.03 MB/sec execute 30 sec latency 40064.971 ms 1 382 0.07 MB/sec execute 31 sec latency 140.236 ms 1 414 0.10 MB/sec execute 32 sec latency 156.665 ms 1 453 0.13 MB/sec execute 33 sec latency 117.131 ms 1 492 0.17 MB/sec execute 34 sec latency 156.817 ms oleg411-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 522 0.19 MB/sec execute 35 sec latency 165.218 ms 1 603 0.26 MB/sec execute 36 sec latency 123.879 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 642 0.26 MB/sec execute 37 sec latency 136.407 ms 1 671 0.25 MB/sec execute 38 sec latency 324.389 ms 1 692 0.25 MB/sec execute 39 sec latency 143.975 ms 1 723 0.25 MB/sec execute 40 sec latency 287.160 ms 1 743 0.24 MB/sec execute 41 sec latency 124.944 ms 1 781 0.23 MB/sec execute 42 sec latency 125.036 ms 1 808 0.23 MB/sec execute 43 sec latency 208.590 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 9216 3726336 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 40960 3656704 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 50176 7383040 1% /mnt/lustre 1 851 0.23 MB/sec execute 44 sec latency 119.433 ms 1 874 0.23 MB/sec execute 45 sec latency 257.155 ms 1 892 0.22 MB/sec execute 46 sec latency 171.817 ms 1 914 0.22 MB/sec execute 47 sec latency 333.420 ms 1 938 0.21 MB/sec execute 48 sec latency 166.168 ms 1 969 0.21 MB/sec execute 49 sec latency 115.649 ms 1 984 0.21 MB/sec execute 50 sec latency 314.278 ms 1 1036 0.22 MB/sec execute 51 sec latency 111.104 ms test_26 fail mds1 2 times 1 1074 0.22 MB/sec execute 52 sec latency 92.619 ms 1 1102 0.22 MB/sec execute 53 sec latency 182.167 ms 1 1132 0.21 MB/sec execute 54 sec latency 144.104 ms Failing mds1 on oleg411-server 1 1155 0.21 MB/sec execute 55 sec latency 187.862 ms Stopping /mnt/lustre-mds1 (opts:) on oleg411-server 1 1179 0.21 MB/sec execute 56 sec latency 143.684 ms 1 1211 0.20 MB/sec execute 57 sec latency 141.772 ms 1 1211 0.20 MB/sec execute 58 sec latency 1068.255 ms 1 1211 0.20 MB/sec execute 59 sec latency 2070.369 ms 02:30:30 (1787121030) shut down facet: mds1 facet_host: oleg411-server facet_failover_host: oleg411-server 1 1211 0.19 MB/sec execute 60 sec latency 3070.646 ms 1 1211 0.19 MB/sec execute 61 sec latency 4071.068 ms 1 1211 0.19 MB/sec execute 62 sec latency 5073.709 ms 1 1211 0.18 MB/sec execute 63 sec latency 6075.599 ms 1 1211 0.18 MB/sec execute 64 sec latency 7075.778 ms 1 1211 0.18 MB/sec execute 65 sec latency 8076.030 ms 1 1211 0.18 MB/sec execute 66 sec latency 9076.252 ms 1 1211 0.17 MB/sec execute 67 sec latency 10080.114 ms 1 1211 0.17 MB/sec execute 68 sec latency 11080.446 ms 1 1211 0.17 MB/sec execute 69 sec latency 12080.838 ms 1 1211 0.17 MB/sec execute 70 sec latency 13081.350 ms Failover mds1 to oleg411-server mount facets: mds1 1 1211 0.16 MB/sec execute 71 sec latency 14083.318 ms 1 1211 0.16 MB/sec execute 72 sec latency 15083.635 ms 1 1211 0.16 MB/sec execute 73 sec latency 16083.968 ms 1 1211 0.16 MB/sec execute 74 sec latency 17084.126 ms 1 1211 0.15 MB/sec execute 75 sec latency 18085.081 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1211 0.15 MB/sec execute 76 sec latency 19086.721 ms 1 1211 0.15 MB/sec execute 77 sec latency 20087.432 ms 1 1211 0.15 MB/sec execute 78 sec latency 21087.734 ms 1 1211 0.15 MB/sec execute 79 sec latency 22088.449 ms 1 1211 0.14 MB/sec execute 80 sec latency 23088.984 ms 1 1211 0.14 MB/sec execute 81 sec latency 24089.318 ms 1 1211 0.14 MB/sec execute 82 sec latency 25090.260 ms 1 1211 0.14 MB/sec execute 83 sec latency 26090.530 ms 1 1211 0.14 MB/sec execute 84 sec latency 27092.696 ms 1 1211 0.14 MB/sec execute 85 sec latency 28093.247 ms 1 1211 0.13 MB/sec execute 86 sec latency 29093.524 ms 1 1211 0.13 MB/sec execute 87 sec latency 30100.053 ms 1 1211 0.13 MB/sec execute 88 sec latency 31100.564 ms 1 1211 0.13 MB/sec execute 89 sec latency 32101.677 ms 1 1211 0.13 MB/sec execute 90 sec latency 33101.895 ms oleg411-server: oleg411-server.virtnet: executing set_default_debug -1 all 1 1211 0.13 MB/sec execute 91 sec latency 34102.408 ms 1 1211 0.13 MB/sec execute 92 sec latency 35103.257 ms pdsh@oleg411-client: oleg411-server: ssh exited with exit code 1 1 1211 0.12 MB/sec execute 93 sec latency 36104.766 ms Started lustre-MDT0000 02:31:04 (1787121064) targets are mounted 02:31:04 (1787121064) facet_failover done 1 1211 0.12 MB/sec execute 94 sec latency 37106.704 ms 1 1211 0.12 MB/sec execute 95 sec latency 38107.400 ms 1 1211 0.12 MB/sec execute 96 sec latency 39107.543 ms 1 1211 0.12 MB/sec execute 97 sec latency 40109.271 ms 1 1211 0.12 MB/sec execute 98 sec latency 41111.332 ms 1 1211 0.12 MB/sec execute 99 sec latency 42111.738 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 0 cleanup 106 sec 0 cleanup 106 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 127 402.250 40064.953 Close 116 17.258 65.823 Rename 8 139.926 187.845 Unlink 14 3171.613 43877.011 Qpathinfo 77 31.524 143.658 Qfileinfo 54 2.950 8.561 Qfsinfo 28 4.262 19.194 Sfileinfo 27 74.499 131.758 Find 37 10.864 80.374 WriteX 261 13.405 59.732 ReadX 124 6.888 144.089 Flush 24 151.112 333.401 Throughput 0.116696 MB/sec 1 clients 1 procs max_latency=42111.738 ms stopping dbench on /mnt/lustre at Wed Aug 19 02:31:17 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished oleg411-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 Wed Aug 19 02:31:25 EDT 2026 waiting for dbench pid 47160 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 31 1.04 MB/sec warmup 1 sec latency 99.305 ms 1 90 2.09 MB/sec warmup 2 sec latency 194.666 ms 1 117 1.76 MB/sec warmup 3 sec latency 250.103 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 3712000 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 21504 3714048 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 48128 7426048 1% /mnt/lustre 1 140 1.50 MB/sec warmup 4 sec latency 213.803 ms 1 165 1.36 MB/sec warmup 5 sec latency 201.089 ms 1 198 1.30 MB/sec warmup 6 sec latency 169.702 ms 1 224 1.23 MB/sec warmup 7 sec latency 165.749 ms 1 256 1.21 MB/sec warmup 8 sec latency 189.177 ms 1 302 1.23 MB/sec warmup 9 sec latency 141.435 ms 1 324 1.17 MB/sec warmup 10 sec latency 207.179 ms test_26 fail mds1 3 times 1 357 1.16 MB/sec warmup 11 sec latency 156.735 ms Failing mds1 on oleg411-server 1 389 1.15 MB/sec warmup 12 sec latency 148.664 ms 1 429 1.16 MB/sec warmup 13 sec latency 188.495 ms Stopping /mnt/lustre-mds1 (opts:) on oleg411-server 1 462 1.15 MB/sec warmup 14 sec latency 158.214 ms 1 477 1.11 MB/sec warmup 15 sec latency 691.582 ms 1 477 1.04 MB/sec warmup 16 sec latency 1691.749 ms 1 477 0.98 MB/sec warmup 17 sec latency 2692.205 ms 02:31:42 (1787121102) shut down facet: mds1 facet_host: oleg411-server facet_failover_host: oleg411-server 1 477 0.93 MB/sec warmup 18 sec latency 3692.465 ms 1 477 0.88 MB/sec warmup 19 sec latency 4693.753 ms 1 477 0.00 MB/sec execute 1 sec latency 6697.732 ms 1 477 0.00 MB/sec execute 2 sec latency 7697.907 ms 1 477 0.00 MB/sec execute 3 sec latency 8698.625 ms 1 477 0.00 MB/sec execute 4 sec latency 9698.963 ms 1 477 0.00 MB/sec execute 5 sec latency 10700.137 ms 1 477 0.00 MB/sec execute 6 sec latency 11700.384 ms 1 477 0.00 MB/sec execute 7 sec latency 12701.977 ms Failover mds1 to oleg411-server 1 477 0.00 MB/sec execute 8 sec latency 13703.899 ms mount facets: mds1 1 477 0.00 MB/sec execute 9 sec latency 14704.180 ms 1 477 0.00 MB/sec execute 10 sec latency 15704.475 ms 1 477 0.00 MB/sec execute 11 sec latency 16704.966 ms 1 477 0.00 MB/sec execute 12 sec latency 17705.235 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 477 0.00 MB/sec execute 13 sec latency 18705.611 ms 1 477 0.00 MB/sec execute 14 sec latency 19707.199 ms 1 477 0.00 MB/sec execute 15 sec latency 20708.010 ms 1 477 0.00 MB/sec execute 16 sec latency 21709.300 ms 1 477 0.00 MB/sec execute 17 sec latency 22709.801 ms 1 477 0.00 MB/sec execute 18 sec latency 23713.263 ms 1 477 0.00 MB/sec execute 19 sec latency 24713.476 ms 1 477 0.00 MB/sec execute 20 sec latency 25713.762 ms 1 477 0.00 MB/sec execute 21 sec latency 26714.143 ms 1 477 0.00 MB/sec execute 22 sec latency 27714.330 ms 1 477 0.00 MB/sec execute 23 sec latency 28714.816 ms 1 477 0.00 MB/sec execute 24 sec latency 29715.578 ms 1 477 0.00 MB/sec execute 25 sec latency 30715.845 ms 1 477 0.00 MB/sec execute 26 sec latency 31716.144 ms 1 477 0.00 MB/sec execute 27 sec latency 32716.409 ms 1 477 0.00 MB/sec execute 28 sec latency 33716.913 ms oleg411-server: oleg411-server.virtnet: executing set_default_debug -1 all 1 477 0.00 MB/sec execute 29 sec latency 34717.300 ms 1 477 0.00 MB/sec execute 30 sec latency 35718.438 ms pdsh@oleg411-client: oleg411-server: ssh exited with exit code 1 1 477 0.00 MB/sec execute 31 sec latency 36718.698 ms 1 477 0.00 MB/sec execute 32 sec latency 37719.436 ms Started lustre-MDT0000 02:32:18 (1787121138) targets are mounted 02:32:18 (1787121138) facet_failover done 1 477 0.00 MB/sec execute 33 sec latency 38719.844 ms 1 477 0.00 MB/sec execute 34 sec latency 39721.880 ms 1 477 0.00 MB/sec execute 35 sec latency 40723.735 ms 1 477 0.00 MB/sec execute 36 sec latency 41724.162 ms 1 485 0.01 MB/sec execute 37 sec latency 42467.209 ms 1 503 0.02 MB/sec execute 38 sec latency 360.588 ms 1 535 0.05 MB/sec execute 39 sec latency 161.868 ms 1 612 0.11 MB/sec execute 40 sec latency 150.517 ms 1 661 0.11 MB/sec execute 41 sec latency 116.808 ms 1 676 0.11 MB/sec execute 42 sec latency 219.900 ms oleg411-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 703 0.10 MB/sec execute 43 sec latency 151.461 ms 1 721 0.10 MB/sec execute 44 sec latency 228.488 ms 1 731 0.10 MB/sec execute 45 sec latency 464.506 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 743 0.10 MB/sec execute 46 sec latency 244.163 ms 1 777 0.10 MB/sec execute 47 sec latency 167.758 ms 1 794 0.10 MB/sec execute 48 sec latency 463.726 ms 1 808 0.10 MB/sec execute 49 sec latency 179.993 ms 1 853 0.10 MB/sec execute 50 sec latency 134.215 ms 1 878 0.10 MB/sec execute 51 sec latency 191.817 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 904 0.10 MB/sec execute 52 sec latency 132.894 ms 1 923 0.10 MB/sec execute 53 sec latency 285.861 ms 1 969 0.09 MB/sec execute 54 sec latency 117.417 ms 1 988 0.09 MB/sec execute 55 sec latency 272.363 ms 1 1059 0.11 MB/sec execute 56 sec latency 107.277 ms 1 1091 0.11 MB/sec execute 57 sec latency 120.378 ms 1 1139 0.11 MB/sec execute 58 sec latency 101.120 ms 1 1174 0.11 MB/sec execute 59 sec latency 140.125 ms 1 1208 0.11 MB/sec execute 60 sec latency 167.664 ms 1 1242 0.10 MB/sec execute 61 sec latency 94.887 ms 1 1275 0.10 MB/sec execute 62 sec latency 170.692 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Wed Aug 19 02:32:48 EDT 2026 with return code 0 47160 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47160 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished