== replay-dual test 26: dbench and tar with mds failover ========================================================== 08:10:27 (1787832627) Starting client oleg108-client.virtnet: -o user_xattr,flock 192.168.201.108@tcp:/lustre /mnt/lustre Started clients oleg108-client.virtnet: 192.168.201.108@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 45204 Started dbench loop with 45205 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 14336 3738624 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 2048 3762176 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 16384 7500800 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 Thu Aug 27 08:10:34 EDT 2026 waiting for dbench pid 45276 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 0 12 0.00 MB/sec warmup 1 sec latency 9.583 ms 1 60 1.24 MB/sec warmup 2 sec latency 148.966 ms 1 100 1.53 MB/sec warmup 3 sec latency 181.057 ms 1 130 1.44 MB/sec warmup 4 sec latency 273.113 ms 1 157 1.31 MB/sec warmup 5 sec latency 146.081 ms test_26 fail mds1 1 times 1 186 1.24 MB/sec warmup 6 sec latency 214.336 ms 1 207 1.16 MB/sec warmup 7 sec latency 284.323 ms Failing mds1 on oleg108-server 1 239 1.14 MB/sec warmup 8 sec latency 289.432 ms Stopping /mnt/lustre-mds1 (opts:) on oleg108-server 1 263 1.10 MB/sec warmup 9 sec latency 166.611 ms 1 289 1.07 MB/sec warmup 10 sec latency 155.236 ms 1 304 1.02 MB/sec warmup 11 sec latency 609.543 ms 1 304 0.93 MB/sec warmup 12 sec latency 1611.384 ms 1 304 0.86 MB/sec warmup 13 sec latency 2611.665 ms 08:10:48 (1787832648) shut down facet: mds1 facet_host: oleg108-server facet_failover_host: oleg108-server 1 304 0.80 MB/sec warmup 14 sec latency 3611.949 ms 1 304 0.75 MB/sec warmup 15 sec latency 4612.260 ms 1 304 0.70 MB/sec warmup 16 sec latency 5614.789 ms 1 304 0.66 MB/sec warmup 17 sec latency 6615.032 ms 1 304 0.62 MB/sec warmup 18 sec latency 7616.537 ms 1 304 0.59 MB/sec warmup 19 sec latency 8616.795 ms 1 304 0.00 MB/sec execute 1 sec latency 10617.241 ms 1 304 0.00 MB/sec execute 2 sec latency 11617.667 ms 1 304 0.00 MB/sec execute 3 sec latency 12621.867 ms 1 304 0.00 MB/sec execute 4 sec latency 13622.713 ms Failover mds1 to oleg108-server mount facets: mds1 1 304 0.00 MB/sec execute 5 sec latency 14622.940 ms 1 304 0.00 MB/sec execute 6 sec latency 15625.340 ms 1 304 0.00 MB/sec execute 7 sec latency 16625.584 ms 1 304 0.00 MB/sec execute 8 sec latency 17627.871 ms 1 304 0.00 MB/sec execute 9 sec latency 18628.129 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 304 0.00 MB/sec execute 10 sec latency 19628.508 ms 1 304 0.00 MB/sec execute 11 sec latency 20628.798 ms 1 304 0.00 MB/sec execute 12 sec latency 21631.311 ms 1 304 0.00 MB/sec execute 13 sec latency 22632.543 ms 1 304 0.00 MB/sec execute 14 sec latency 23633.249 ms 1 304 0.00 MB/sec execute 15 sec latency 24633.544 ms 1 304 0.00 MB/sec execute 16 sec latency 25634.220 ms 1 304 0.00 MB/sec execute 17 sec latency 26635.438 ms oleg108-server: oleg108-server.virtnet: executing set_default_debug -1 all 1 304 0.00 MB/sec execute 18 sec latency 27635.799 ms pdsh@oleg108-client: oleg108-server: ssh exited with exit code 1 1 304 0.00 MB/sec execute 19 sec latency 28637.615 ms Started lustre-MDT0000 08:11:14 (1787832674) targets are mounted 08:11:14 (1787832674) facet_failover done 1 304 0.00 MB/sec execute 20 sec latency 29638.088 ms 1 304 0.00 MB/sec execute 21 sec latency 30643.321 ms 1 304 0.00 MB/sec execute 22 sec latency 31643.863 ms 1 304 0.00 MB/sec execute 23 sec latency 32644.138 ms 1 304 0.00 MB/sec execute 24 sec latency 33673.314 ms 1 304 0.00 MB/sec execute 25 sec latency 34673.520 ms 1 304 0.00 MB/sec execute 26 sec latency 35675.035 ms 1 304 0.00 MB/sec execute 27 sec latency 36677.235 ms 1 304 0.00 MB/sec execute 28 sec latency 37682.234 ms 1 304 0.00 MB/sec execute 29 sec latency 38682.460 ms 1 304 0.00 MB/sec execute 30 sec latency 39685.850 ms 1 305 0.00 MB/sec execute 31 sec latency 40430.230 ms 1 323 0.02 MB/sec execute 32 sec latency 484.492 ms 1 349 0.04 MB/sec execute 33 sec latency 180.147 ms 1 370 0.06 MB/sec execute 34 sec latency 251.609 ms 1 397 0.08 MB/sec execute 35 sec latency 204.371 ms 1 421 0.10 MB/sec execute 36 sec latency 176.898 ms 1 445 0.12 MB/sec execute 37 sec latency 235.250 ms 1 472 0.14 MB/sec execute 38 sec latency 210.163 ms 1 493 0.15 MB/sec execute 39 sec latency 193.656 ms oleg108-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 513 0.16 MB/sec execute 40 sec latency 239.149 ms 1 543 0.19 MB/sec execute 41 sec latency 202.312 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 618 0.23 MB/sec execute 42 sec latency 128.114 ms 1 654 0.23 MB/sec execute 43 sec latency 227.439 ms 1 673 0.23 MB/sec execute 44 sec latency 327.587 ms 1 708 0.22 MB/sec execute 45 sec latency 114.350 ms 1 728 0.22 MB/sec execute 46 sec latency 302.024 ms 1 759 0.21 MB/sec execute 47 sec latency 117.183 ms 1 789 0.21 MB/sec execute 48 sec latency 144.970 ms 1 806 0.21 MB/sec execute 49 sec latency 280.308 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 3695616 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 11264 3731456 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 49152 7427072 1% /mnt/lustre 1 847 0.21 MB/sec execute 50 sec latency 143.108 ms 1 873 0.20 MB/sec execute 51 sec latency 112.225 ms 1 888 0.20 MB/sec execute 52 sec latency 375.650 ms 1 910 0.20 MB/sec execute 53 sec latency 175.043 ms 1 921 0.19 MB/sec execute 54 sec latency 233.471 ms 1 955 0.19 MB/sec execute 55 sec latency 113.223 ms 1 980 0.19 MB/sec execute 56 sec latency 173.436 ms test_26 fail mds1 2 times 1 990 0.19 MB/sec execute 57 sec latency 324.208 ms 1 1041 0.20 MB/sec execute 58 sec latency 163.744 ms 1 1076 0.20 MB/sec execute 59 sec latency 117.845 ms Failing mds1 on oleg108-server 1 1103 0.19 MB/sec execute 60 sec latency 118.079 ms 1 1136 0.19 MB/sec execute 61 sec latency 156.850 ms Stopping /mnt/lustre-mds1 (opts:) on oleg108-server 1 1159 0.19 MB/sec execute 62 sec latency 266.895 ms 1 1185 0.19 MB/sec execute 63 sec latency 122.477 ms 1 1192 0.18 MB/sec execute 64 sec latency 823.004 ms 1 1192 0.18 MB/sec execute 65 sec latency 1823.221 ms 1 1192 0.18 MB/sec execute 66 sec latency 2824.279 ms 08:12:01 (1787832721) shut down facet: mds1 facet_host: oleg108-server facet_failover_host: oleg108-server 1 1192 0.18 MB/sec execute 67 sec latency 3824.787 ms 1 1192 0.17 MB/sec execute 68 sec latency 4825.027 ms 1 1192 0.17 MB/sec execute 69 sec latency 5826.284 ms 1 1192 0.17 MB/sec execute 70 sec latency 6826.725 ms 1 1192 0.17 MB/sec execute 71 sec latency 7828.458 ms 1 1192 0.16 MB/sec execute 72 sec latency 8829.130 ms 1 1192 0.16 MB/sec execute 73 sec latency 9830.042 ms 1 1192 0.16 MB/sec execute 74 sec latency 10830.445 ms 1 1192 0.16 MB/sec execute 75 sec latency 11831.093 ms 1 1192 0.16 MB/sec execute 76 sec latency 12832.819 ms 1 1192 0.15 MB/sec execute 77 sec latency 13838.372 ms Failover mds1 to oleg108-server mount facets: mds1 1 1192 0.15 MB/sec execute 78 sec latency 14838.675 ms 1 1192 0.15 MB/sec execute 79 sec latency 15838.903 ms 1 1192 0.15 MB/sec execute 80 sec latency 16840.255 ms 1 1192 0.15 MB/sec execute 81 sec latency 17840.517 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1192 0.14 MB/sec execute 82 sec latency 18840.791 ms 1 1192 0.14 MB/sec execute 83 sec latency 19844.277 ms 1 1192 0.14 MB/sec execute 84 sec latency 20848.798 ms 1 1192 0.14 MB/sec execute 85 sec latency 21853.380 ms 1 1192 0.14 MB/sec execute 86 sec latency 22855.201 ms 1 1192 0.14 MB/sec execute 87 sec latency 23868.939 ms 1 1192 0.13 MB/sec execute 88 sec latency 24869.237 ms 1 1192 0.13 MB/sec execute 89 sec latency 25869.467 ms oleg108-server: oleg108-server.virtnet: executing set_default_debug -1 all 1 1192 0.13 MB/sec execute 90 sec latency 26870.524 ms pdsh@oleg108-client: oleg108-server: ssh exited with exit code 1 1 1192 0.13 MB/sec execute 91 sec latency 27871.670 ms Started lustre-MDT0000 08:12:27 (1787832747) targets are mounted 08:12:27 (1787832747) facet_failover done 1 1192 0.13 MB/sec execute 92 sec latency 28875.093 ms 1 1192 0.13 MB/sec execute 93 sec latency 29877.762 ms 1 1192 0.13 MB/sec execute 94 sec latency 30878.304 ms 1 1192 0.12 MB/sec execute 95 sec latency 31878.543 ms 1 1192 0.12 MB/sec execute 96 sec latency 32881.024 ms 1 1192 0.12 MB/sec execute 97 sec latency 33881.415 ms 1 1192 0.12 MB/sec execute 98 sec latency 34881.615 ms 1 1192 0.12 MB/sec execute 99 sec latency 35881.886 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 1 cleanup 110 sec 0 cleanup 111 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 126 108.716 484.471 Close 116 369.231 40430.196 Rename 7 141.898 266.873 Unlink 13 37.312 71.298 Qpathinfo 70 35.982 159.531 Qfileinfo 55 2.053 11.294 Qfsinfo 28 4.871 25.736 Sfileinfo 26 1757.206 43621.204 Find 36 11.516 50.498 WriteX 265 19.702 113.085 ReadX 123 6.319 113.519 Flush 24 153.637 375.632 Throughput 0.11908 MB/sec 1 clients 1 procs max_latency=40430.230 ms stopping dbench on /mnt/lustre at Thu Aug 27 08:12:45 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished oleg108-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 Thu Aug 27 08:12:51 EDT 2026 waiting for dbench pid 47202 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 32 1.04 MB/sec warmup 1 sec latency 130.248 ms 1 90 2.09 MB/sec warmup 2 sec latency 116.767 ms 1 137 2.00 MB/sec warmup 3 sec latency 163.325 ms 1 174 1.76 MB/sec warmup 4 sec latency 103.272 ms 1 207 1.62 MB/sec warmup 5 sec latency 173.054 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 49152 3684352 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 4096 3761152 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 53248 7445504 1% /mnt/lustre 1 239 1.52 MB/sec warmup 6 sec latency 126.915 ms 1 279 1.49 MB/sec warmup 7 sec latency 169.011 ms 1 318 1.43 MB/sec warmup 8 sec latency 133.283 ms 1 364 1.45 MB/sec warmup 9 sec latency 122.291 ms 1 414 1.46 MB/sec warmup 10 sec latency 85.262 ms 1 460 1.47 MB/sec warmup 11 sec latency 147.269 ms test_26 fail mds1 3 times 1 501 1.45 MB/sec warmup 12 sec latency 155.727 ms 1 535 1.44 MB/sec warmup 13 sec latency 130.752 ms Failing mds1 on oleg108-server 1 603 1.50 MB/sec warmup 14 sec latency 198.547 ms Stopping /mnt/lustre-mds1 (opts:) on oleg108-server 1 655 1.40 MB/sec warmup 15 sec latency 148.630 ms 1 664 1.32 MB/sec warmup 16 sec latency 768.642 ms 1 664 1.24 MB/sec warmup 17 sec latency 1772.541 ms 08:13:09 (1787832789) shut down facet: mds1 facet_host: oleg108-server facet_failover_host: oleg108-server 1 664 1.17 MB/sec warmup 18 sec latency 2773.898 ms 1 664 1.11 MB/sec warmup 19 sec latency 3774.054 ms 1 664 0.00 MB/sec execute 1 sec latency 5774.715 ms 1 664 0.00 MB/sec execute 2 sec latency 6774.922 ms 1 664 0.00 MB/sec execute 3 sec latency 7775.453 ms 1 664 0.00 MB/sec execute 4 sec latency 8776.640 ms 1 664 0.00 MB/sec execute 5 sec latency 9776.864 ms 1 664 0.00 MB/sec execute 6 sec latency 10779.727 ms 1 664 0.00 MB/sec execute 7 sec latency 11779.938 ms 1 664 0.00 MB/sec execute 8 sec latency 12782.771 ms Failover mds1 to oleg108-server mount facets: mds1 1 664 0.00 MB/sec execute 9 sec latency 13783.150 ms 1 664 0.00 MB/sec execute 10 sec latency 14784.297 ms 1 664 0.00 MB/sec execute 11 sec latency 15784.457 ms 1 664 0.00 MB/sec execute 12 sec latency 16803.791 ms 1 664 0.00 MB/sec execute 13 sec latency 17805.405 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 664 0.00 MB/sec execute 14 sec latency 18805.720 ms 1 664 0.00 MB/sec execute 15 sec latency 19805.983 ms 1 664 0.00 MB/sec execute 16 sec latency 20811.012 ms 1 664 0.00 MB/sec execute 17 sec latency 21811.213 ms 1 664 0.00 MB/sec execute 18 sec latency 22811.447 ms 1 664 0.00 MB/sec execute 19 sec latency 23811.742 ms 1 664 0.00 MB/sec execute 20 sec latency 24811.932 ms 1 664 0.00 MB/sec execute 21 sec latency 25812.193 ms 1 664 0.00 MB/sec execute 22 sec latency 26812.357 ms 1 664 0.00 MB/sec execute 23 sec latency 27812.564 ms 1 664 0.00 MB/sec execute 24 sec latency 28814.805 ms 1 664 0.00 MB/sec execute 25 sec latency 29816.510 ms 1 664 0.00 MB/sec execute 26 sec latency 30816.737 ms 1 664 0.00 MB/sec execute 27 sec latency 31816.980 ms 1 664 0.00 MB/sec execute 28 sec latency 32817.478 ms 1 664 0.00 MB/sec execute 29 sec latency 33819.314 ms oleg108-server: oleg108-server.virtnet: executing set_default_debug -1 all 1 664 0.00 MB/sec execute 30 sec latency 34819.516 ms pdsh@oleg108-client: oleg108-server: ssh exited with exit code 1 1 664 0.00 MB/sec execute 31 sec latency 35820.922 ms Started lustre-MDT0000 08:13:43 (1787832823) targets are mounted 08:13:43 (1787832823) facet_failover done 1 664 0.00 MB/sec execute 32 sec latency 36822.231 ms 1 664 0.00 MB/sec execute 33 sec latency 37826.210 ms 1 664 0.00 MB/sec execute 34 sec latency 38828.175 ms 1 664 0.00 MB/sec execute 35 sec latency 39828.465 ms 1 669 0.00 MB/sec execute 36 sec latency 40505.208 ms 1 694 0.00 MB/sec execute 37 sec latency 178.594 ms 1 721 0.00 MB/sec execute 38 sec latency 133.597 ms 1 735 0.00 MB/sec execute 39 sec latency 312.501 ms 1 769 0.01 MB/sec execute 40 sec latency 159.975 ms 1 789 0.01 MB/sec execute 41 sec latency 286.559 ms oleg108-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 814 0.01 MB/sec execute 42 sec latency 355.382 ms 1 864 0.01 MB/sec execute 43 sec latency 109.673 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 878 0.01 MB/sec execute 44 sec latency 380.253 ms 1 905 0.01 MB/sec execute 45 sec latency 125.236 ms 1 933 0.01 MB/sec execute 46 sec latency 260.724 ms 1 969 0.01 MB/sec execute 47 sec latency 128.359 ms 1 991 0.02 MB/sec execute 48 sec latency 224.852 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1019 0.03 MB/sec execute 49 sec latency 237.582 ms 1 1084 0.04 MB/sec execute 50 sec latency 60.797 ms 1 1145 0.04 MB/sec execute 51 sec latency 92.448 ms 1 1219 0.04 MB/sec execute 52 sec latency 59.288 ms 1 1244 0.04 MB/sec execute 53 sec latency 311.709 ms 1 1378 0.09 MB/sec execute 54 sec latency 371.235 ms 1 1418 0.09 MB/sec execute 55 sec latency 85.251 ms 1 1445 0.09 MB/sec execute 56 sec latency 164.697 ms 1 1481 0.09 MB/sec execute 57 sec latency 199.598 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Thu Aug 27 08:14:09 EDT 2026 with return code 0 47202 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47202 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished