== replay-dual test 26: dbench and tar with mds failover ========================================================== 11:56:45 (1788451005) Starting client oleg642-client.virtnet: -o user_xattr,flock 192.168.206.142@tcp:/lustre /mnt/lustre Started clients oleg642-client.virtnet: 192.168.206.142@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 45170 Started dbench loop with 45171 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 18432 3740672 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 20480 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 Sep 3 11:56:52 EDT 2026 waiting for dbench pid 45241 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 24 0.66 MB/sec warmup 1 sec latency 19.270 ms 1 71 1.57 MB/sec warmup 2 sec latency 196.368 ms 1 120 1.83 MB/sec warmup 3 sec latency 233.992 ms 1 155 1.63 MB/sec warmup 4 sec latency 137.479 ms test_26 fail mds1 1 times 1 184 1.48 MB/sec warmup 5 sec latency 150.981 ms 1 208 1.35 MB/sec warmup 6 sec latency 247.439 ms Failing mds1 on oleg642-server 1 239 1.30 MB/sec warmup 7 sec latency 163.175 ms Stopping /mnt/lustre-mds1 (opts:) on oleg642-server 1 274 1.27 MB/sec warmup 8 sec latency 123.538 ms 1 305 1.25 MB/sec warmup 9 sec latency 146.488 ms 1 312 1.15 MB/sec warmup 10 sec latency 868.126 ms 1 312 1.04 MB/sec warmup 11 sec latency 1869.299 ms 11:57:04 (1788451024) shut down facet: mds1 facet_host: oleg642-server facet_failover_host: oleg642-server 1 312 0.96 MB/sec warmup 12 sec latency 2869.569 ms 1 312 0.88 MB/sec warmup 13 sec latency 3869.921 ms 1 312 0.82 MB/sec warmup 14 sec latency 4870.984 ms 1 312 0.76 MB/sec warmup 15 sec latency 5871.180 ms 1 312 0.72 MB/sec warmup 16 sec latency 6871.389 ms 1 312 0.67 MB/sec warmup 17 sec latency 7871.591 ms 1 312 0.64 MB/sec warmup 18 sec latency 8874.219 ms 1 312 0.60 MB/sec warmup 19 sec latency 9874.703 ms 1 312 0.00 MB/sec execute 1 sec latency 11875.426 ms 1 312 0.00 MB/sec execute 2 sec latency 12878.693 ms Failover mds1 to oleg642-server mount facets: mds1 1 312 0.00 MB/sec execute 3 sec latency 13878.901 ms 1 312 0.00 MB/sec execute 4 sec latency 14879.084 ms 1 312 0.00 MB/sec execute 5 sec latency 15879.594 ms 1 312 0.00 MB/sec execute 6 sec latency 16880.253 ms 1 312 0.00 MB/sec execute 7 sec latency 17880.504 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 312 0.00 MB/sec execute 8 sec latency 18881.664 ms 1 312 0.00 MB/sec execute 9 sec latency 19883.025 ms 1 312 0.00 MB/sec execute 10 sec latency 20883.653 ms 1 312 0.00 MB/sec execute 11 sec latency 21887.399 ms 1 312 0.00 MB/sec execute 12 sec latency 22887.786 ms 1 312 0.00 MB/sec execute 13 sec latency 23888.586 ms 1 312 0.00 MB/sec execute 14 sec latency 24888.855 ms oleg642-server: oleg642-server.virtnet: executing set_default_debug -1 all 1 312 0.00 MB/sec execute 15 sec latency 25890.793 ms pdsh@oleg642-client: oleg642-server: ssh exited with exit code 1 1 312 0.00 MB/sec execute 16 sec latency 26902.229 ms Started lustre-MDT0000 11:57:29 (1788451049) targets are mounted 11:57:29 (1788451049) facet_failover done 1 312 0.00 MB/sec execute 17 sec latency 27902.534 ms 1 312 0.00 MB/sec execute 18 sec latency 28902.834 ms 1 312 0.00 MB/sec execute 19 sec latency 29903.170 ms 1 312 0.00 MB/sec execute 20 sec latency 30905.579 ms 1 312 0.00 MB/sec execute 21 sec latency 31906.393 ms 1 312 0.00 MB/sec execute 22 sec latency 32906.701 ms 1 312 0.00 MB/sec execute 23 sec latency 33906.947 ms 1 312 0.00 MB/sec execute 24 sec latency 34907.217 ms 1 312 0.00 MB/sec execute 25 sec latency 35907.496 ms 1 312 0.00 MB/sec execute 26 sec latency 36908.020 ms 1 312 0.00 MB/sec execute 27 sec latency 37909.938 ms 1 312 0.00 MB/sec execute 28 sec latency 38910.420 ms 1 312 0.00 MB/sec execute 29 sec latency 39913.983 ms 1 312 0.00 MB/sec execute 30 sec latency 40914.330 ms 1 312 0.00 MB/sec execute 31 sec latency 41920.693 ms 1 313 0.00 MB/sec execute 32 sec latency 42682.231 ms 1 331 0.02 MB/sec execute 33 sec latency 432.172 ms 1 351 0.03 MB/sec execute 34 sec latency 225.748 ms 1 389 0.07 MB/sec execute 35 sec latency 177.489 ms 1 420 0.09 MB/sec execute 36 sec latency 161.358 ms 1 445 0.11 MB/sec execute 37 sec latency 220.711 ms 1 469 0.13 MB/sec execute 38 sec latency 199.310 ms 1 501 0.15 MB/sec execute 39 sec latency 252.494 ms oleg642-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 525 0.16 MB/sec execute 40 sec latency 155.126 ms 1 615 0.23 MB/sec execute 41 sec latency 113.287 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 664 0.23 MB/sec execute 42 sec latency 124.463 ms 1 676 0.22 MB/sec execute 43 sec latency 226.962 ms 1 702 0.22 MB/sec execute 44 sec latency 228.870 ms 1 726 0.22 MB/sec execute 45 sec latency 178.759 ms 1 743 0.21 MB/sec execute 46 sec latency 150.641 ms 1 778 0.21 MB/sec execute 47 sec latency 119.823 ms 1 796 0.21 MB/sec execute 48 sec latency 198.520 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 13312 3705856 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 38912 3680256 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 52224 7386112 1% /mnt/lustre 1 825 0.20 MB/sec execute 49 sec latency 139.679 ms 1 873 0.20 MB/sec execute 50 sec latency 123.681 ms 1 890 0.20 MB/sec execute 51 sec latency 324.047 ms 1 914 0.20 MB/sec execute 52 sec latency 226.696 ms 1 940 0.19 MB/sec execute 53 sec latency 144.571 ms 1 969 0.19 MB/sec execute 54 sec latency 181.882 ms 1 985 0.19 MB/sec execute 55 sec latency 321.373 ms test_26 fail mds1 2 times 1 1041 0.20 MB/sec execute 56 sec latency 103.808 ms 1 1079 0.20 MB/sec execute 57 sec latency 149.222 ms Failing mds1 on oleg642-server 1 1124 0.20 MB/sec execute 58 sec latency 126.560 ms 1 1155 0.19 MB/sec execute 59 sec latency 152.602 ms Stopping /mnt/lustre-mds1 (opts:) on oleg642-server 1 1190 0.19 MB/sec execute 60 sec latency 104.992 ms 1 1193 0.19 MB/sec execute 61 sec latency 848.245 ms 1 1193 0.19 MB/sec execute 62 sec latency 1849.421 ms 1 1193 0.18 MB/sec execute 63 sec latency 2849.579 ms 1 1193 0.18 MB/sec execute 64 sec latency 3849.777 ms 1 1193 0.18 MB/sec execute 65 sec latency 4849.993 ms 11:58:18 (1788451098) shut down 1 1193 0.17 MB/sec execute 66 sec latency 5850.156 ms facet: mds1 facet_host: oleg642-server facet_failover_host: oleg642-server 1 1193 0.17 MB/sec execute 67 sec latency 6850.412 ms 1 1193 0.17 MB/sec execute 68 sec latency 7853.630 ms 1 1193 0.17 MB/sec execute 69 sec latency 8853.844 ms 1 1193 0.16 MB/sec execute 70 sec latency 9854.056 ms 1 1193 0.16 MB/sec execute 71 sec latency 10854.889 ms 1 1193 0.16 MB/sec execute 72 sec latency 11856.379 ms 1 1193 0.16 MB/sec execute 73 sec latency 12857.303 ms 1 1193 0.16 MB/sec execute 74 sec latency 13858.984 ms 1 1193 0.15 MB/sec execute 75 sec latency 14859.290 ms 1 1193 0.15 MB/sec execute 76 sec latency 15860.813 ms Failover mds1 to oleg642-server mount facets: mds1 1 1193 0.15 MB/sec execute 77 sec latency 16861.977 ms 1 1193 0.15 MB/sec execute 78 sec latency 17862.174 ms 1 1193 0.15 MB/sec execute 79 sec latency 18862.393 ms 1 1193 0.14 MB/sec execute 80 sec latency 19862.689 ms 1 1193 0.14 MB/sec execute 81 sec latency 20863.288 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1193 0.14 MB/sec execute 82 sec latency 21863.432 ms 1 1193 0.14 MB/sec execute 83 sec latency 22863.620 ms 1 1193 0.14 MB/sec execute 84 sec latency 23864.609 ms 1 1193 0.14 MB/sec execute 85 sec latency 24864.872 ms 1 1193 0.13 MB/sec execute 86 sec latency 25866.145 ms 1 1193 0.13 MB/sec execute 87 sec latency 26867.613 ms 1 1193 0.13 MB/sec execute 88 sec latency 27867.881 ms 1 1193 0.13 MB/sec execute 89 sec latency 28870.832 ms 1 1193 0.13 MB/sec execute 90 sec latency 29873.033 ms 1 1193 0.13 MB/sec execute 91 sec latency 30875.405 ms 1 1193 0.13 MB/sec execute 92 sec latency 31876.564 ms 1 1193 0.12 MB/sec execute 93 sec latency 32876.872 ms 1 1193 0.12 MB/sec execute 94 sec latency 33877.556 ms 1 1193 0.12 MB/sec execute 95 sec latency 34878.152 ms 1 1193 0.12 MB/sec execute 96 sec latency 35880.224 ms 1 1193 0.12 MB/sec execute 97 sec latency 36883.232 ms oleg642-server: oleg642-server.virtnet: executing set_default_debug -1 all 1 1193 0.12 MB/sec execute 98 sec latency 37888.569 ms pdsh@oleg642-client: oleg642-server: ssh exited with exit code 1 1 1193 0.12 MB/sec execute 99 sec latency 38898.359 ms 1 cleanup 100 sec Started lustre-MDT0000 11:58:52 (1788451132) targets are mounted 11:58:52 (1788451132) facet_failover done 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec 1 cleanup 105 sec 1 cleanup 106 sec 0 cleanup 107 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 125 99.000 432.152 Close 115 387.158 42682.200 Rename 7 121.712 185.129 Unlink 13 28.393 46.115 Qpathinfo 70 27.287 149.199 Qfileinfo 54 1.931 15.814 Qfsinfo 28 4.226 19.955 Sfileinfo 27 1655.944 42809.827 Find 36 8.736 44.670 WriteX 260 16.044 113.264 ReadX 123 6.545 103.782 Flush 24 153.229 324.026 Throughput 0.116538 MB/sec 1 clients 1 procs max_latency=42682.231 ms stopping dbench on /mnt/lustre at Thu Sep 3 11:58:59 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished oleg642-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 Sep 3 11:59:07 EDT 2026 waiting for dbench pid 47191 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 27 0.85 MB/sec warmup 1 sec latency 51.884 ms 1 71 1.57 MB/sec warmup 2 sec latency 137.011 ms 1 111 1.75 MB/sec warmup 3 sec latency 150.158 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 12288 3726336 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 36864 3695616 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 49152 7421952 1% /mnt/lustre 1 137 1.50 MB/sec warmup 4 sec latency 234.820 ms 1 165 1.36 MB/sec warmup 5 sec latency 179.181 ms 1 189 1.26 MB/sec warmup 6 sec latency 214.420 ms 1 208 1.15 MB/sec warmup 7 sec latency 235.009 ms 1 247 1.17 MB/sec warmup 8 sec latency 128.386 ms 1 280 1.16 MB/sec warmup 9 sec latency 155.557 ms 1 313 1.15 MB/sec warmup 10 sec latency 169.707 ms test_26 fail mds1 3 times 1 339 1.11 MB/sec warmup 11 sec latency 151.095 ms 1 367 1.08 MB/sec warmup 12 sec latency 218.124 ms Failing mds1 on oleg642-server 1 396 1.08 MB/sec warmup 13 sec latency 181.481 ms 1 426 1.07 MB/sec warmup 14 sec latency 177.831 ms Stopping /mnt/lustre-mds1 (opts:) on oleg642-server 1 461 1.07 MB/sec warmup 15 sec latency 164.339 ms 1 476 1.04 MB/sec warmup 16 sec latency 582.719 ms 1 476 0.98 MB/sec warmup 17 sec latency 1583.453 ms 1 476 0.92 MB/sec warmup 18 sec latency 2583.685 ms 11:59:25 (1788451165) shut down facet: mds1 facet_host: oleg642-server facet_failover_host: oleg642-server 1 476 0.88 MB/sec warmup 19 sec latency 3585.898 ms 1 476 0.00 MB/sec execute 1 sec latency 5586.307 ms 1 476 0.00 MB/sec execute 2 sec latency 6586.749 ms 1 476 0.00 MB/sec execute 3 sec latency 7587.693 ms 1 476 0.00 MB/sec execute 4 sec latency 8588.094 ms 1 476 0.00 MB/sec execute 5 sec latency 9588.394 ms 1 476 0.00 MB/sec execute 6 sec latency 10588.604 ms 1 476 0.00 MB/sec execute 7 sec latency 11588.871 ms 1 476 0.00 MB/sec execute 8 sec latency 12589.056 ms Failover mds1 to oleg642-server mount facets: mds1 1 476 0.00 MB/sec execute 9 sec latency 13590.173 ms 1 476 0.00 MB/sec execute 10 sec latency 14590.353 ms 1 476 0.00 MB/sec execute 11 sec latency 15590.600 ms 1 476 0.00 MB/sec execute 12 sec latency 16590.775 ms 1 476 0.00 MB/sec execute 13 sec latency 17602.382 ms 1 476 0.00 MB/sec execute 14 sec latency 18604.417 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 476 0.00 MB/sec execute 15 sec latency 19607.861 ms 1 476 0.00 MB/sec execute 16 sec latency 20610.229 ms 1 476 0.00 MB/sec execute 17 sec latency 21610.924 ms 1 476 0.00 MB/sec execute 18 sec latency 22612.467 ms 1 476 0.00 MB/sec execute 19 sec latency 23613.424 ms 1 476 0.00 MB/sec execute 20 sec latency 24613.691 ms 1 476 0.00 MB/sec execute 21 sec latency 25613.938 ms oleg642-server: oleg642-server.virtnet: executing set_default_debug -1 all 1 476 0.00 MB/sec execute 22 sec latency 26614.346 ms 1 476 0.00 MB/sec execute 23 sec latency 27614.621 ms pdsh@oleg642-client: oleg642-server: ssh exited with exit code 1 1 476 0.00 MB/sec execute 24 sec latency 28615.302 ms Started lustre-MDT0000 11:59:51 (1788451191) targets are mounted 11:59:51 (1788451191) facet_failover done 1 476 0.00 MB/sec execute 25 sec latency 29615.541 ms 1 476 0.00 MB/sec execute 26 sec latency 30615.744 ms 1 476 0.00 MB/sec execute 27 sec latency 31617.311 ms 1 476 0.00 MB/sec execute 28 sec latency 32617.551 ms 1 476 0.00 MB/sec execute 29 sec latency 33627.492 ms 1 476 0.00 MB/sec execute 30 sec latency 34629.632 ms 1 476 0.00 MB/sec execute 31 sec latency 35633.109 ms 1 476 0.00 MB/sec execute 32 sec latency 36633.395 ms 1 476 0.00 MB/sec execute 33 sec latency 37633.641 ms 1 476 0.00 MB/sec execute 34 sec latency 38633.887 ms 1 476 0.00 MB/sec execute 35 sec latency 39634.125 ms 1 476 0.00 MB/sec execute 36 sec latency 40634.344 ms 1 477 0.00 MB/sec execute 37 sec latency 41394.878 ms 1 508 0.02 MB/sec execute 38 sec latency 343.308 ms 1 574 0.07 MB/sec execute 39 sec latency 133.685 ms 1 649 0.11 MB/sec execute 40 sec latency 95.501 ms 1 669 0.11 MB/sec execute 41 sec latency 350.551 ms 1 695 0.11 MB/sec execute 42 sec latency 167.299 ms oleg642-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 720 0.11 MB/sec execute 43 sec latency 196.270 ms 1 730 0.10 MB/sec execute 44 sec latency 318.649 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 742 0.10 MB/sec execute 45 sec latency 268.454 ms 1 778 0.10 MB/sec execute 46 sec latency 126.309 ms 1 796 0.10 MB/sec execute 47 sec latency 234.075 ms 1 825 0.10 MB/sec execute 48 sec latency 134.697 ms 1 874 0.10 MB/sec execute 49 sec latency 232.585 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 902 0.10 MB/sec execute 50 sec latency 149.707 ms 1 918 0.10 MB/sec execute 51 sec latency 374.322 ms 1 969 0.10 MB/sec execute 52 sec latency 85.803 ms 1 988 0.10 MB/sec execute 53 sec latency 251.370 ms 1 1054 0.11 MB/sec execute 54 sec latency 115.870 ms 1 1116 0.11 MB/sec execute 55 sec latency 77.755 ms 1 1163 0.11 MB/sec execute 56 sec latency 84.078 ms 1 1214 0.11 MB/sec execute 57 sec latency 78.664 ms 1 1240 0.11 MB/sec execute 58 sec latency 251.222 ms tar: Error is not recoverable: exiting now 1 1275 0.11 MB/sec execute 59 sec latency 101.237 ms dbench killed by signal 15 stopping dbench on /mnt/lustre at Thu Sep 3 12:00:26 EDT 2026 with return code 0 47191 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47191 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished