== replay-dual test 26: dbench and tar with mds failover ========================================================== 18:05:47 (1788645947) Starting client oleg410-client.virtnet: -o user_xattr,flock 192.168.204.110@tcp:/lustre /mnt/lustre Started clients oleg410-client.virtnet: 192.168.204.110@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 45197 Started dbench loop with 45199 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 3738624 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 16384 7498752 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 Sep 5 18:05:55 EDT 2026 waiting for dbench pid 45266 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 21 0.46 MB/sec warmup 1 sec latency 198.308 ms 1 71 1.57 MB/sec warmup 2 sec latency 160.210 ms 1 111 1.74 MB/sec warmup 3 sec latency 172.854 ms 1 139 1.50 MB/sec warmup 4 sec latency 264.360 ms 1 165 1.36 MB/sec warmup 5 sec latency 155.730 ms test_26 fail mds1 1 times 1 189 1.26 MB/sec warmup 6 sec latency 161.485 ms 1 208 1.15 MB/sec warmup 7 sec latency 255.006 ms Failing mds1 on oleg410-server 1 234 1.11 MB/sec warmup 8 sec latency 166.166 ms Stopping /mnt/lustre-mds1 (opts:) on oleg410-server 1 264 1.10 MB/sec warmup 9 sec latency 126.910 ms 1 287 1.07 MB/sec warmup 10 sec latency 464.206 ms 1 287 0.97 MB/sec warmup 11 sec latency 1464.477 ms 18:06:07 (1788645967) shut down facet: mds1 facet_host: oleg410-server facet_failover_host: oleg410-server 1 287 0.89 MB/sec warmup 12 sec latency 2464.910 ms 1 287 0.82 MB/sec warmup 13 sec latency 3465.292 ms 1 287 0.76 MB/sec warmup 14 sec latency 4465.957 ms 1 287 0.71 MB/sec warmup 15 sec latency 5467.449 ms 1 287 0.67 MB/sec warmup 16 sec latency 6467.715 ms 1 287 0.63 MB/sec warmup 17 sec latency 7468.003 ms 1 287 0.59 MB/sec warmup 18 sec latency 8468.614 ms 1 287 0.56 MB/sec warmup 19 sec latency 9469.047 ms 1 287 0.00 MB/sec execute 1 sec latency 11471.909 ms 1 287 0.00 MB/sec execute 2 sec latency 12478.636 ms Failover mds1 to oleg410-server mount facets: mds1 1 287 0.00 MB/sec execute 3 sec latency 13478.931 ms 1 287 0.00 MB/sec execute 4 sec latency 14479.298 ms 1 287 0.00 MB/sec execute 5 sec latency 15484.185 ms 1 287 0.00 MB/sec execute 6 sec latency 16484.473 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 287 0.00 MB/sec execute 7 sec latency 17484.713 ms 1 287 0.00 MB/sec execute 8 sec latency 18484.967 ms 1 287 0.00 MB/sec execute 9 sec latency 19485.534 ms 1 287 0.00 MB/sec execute 10 sec latency 20485.987 ms 1 287 0.00 MB/sec execute 11 sec latency 21487.957 ms 1 287 0.00 MB/sec execute 12 sec latency 22488.990 ms 1 287 0.00 MB/sec execute 13 sec latency 23489.225 ms 1 287 0.00 MB/sec execute 14 sec latency 24490.291 ms 1 287 0.00 MB/sec execute 15 sec latency 25490.720 ms oleg410-server: oleg410-server.virtnet: executing set_default_debug -1 all 1 287 0.00 MB/sec execute 16 sec latency 26490.990 ms pdsh@oleg410-client: oleg410-server: ssh exited with exit code 1 1 287 0.00 MB/sec execute 17 sec latency 27491.622 ms Started lustre-MDT0000 18:06:33 (1788645993) targets are mounted 18:06:33 (1788645993) facet_failover done 1 287 0.00 MB/sec execute 18 sec latency 28495.471 ms 1 287 0.00 MB/sec execute 19 sec latency 29495.642 ms 1 287 0.00 MB/sec execute 20 sec latency 30495.994 ms 1 287 0.00 MB/sec execute 21 sec latency 31498.743 ms 1 287 0.00 MB/sec execute 22 sec latency 32501.931 ms 1 287 0.00 MB/sec execute 23 sec latency 33502.196 ms 1 287 0.00 MB/sec execute 24 sec latency 34502.408 ms 1 287 0.00 MB/sec execute 25 sec latency 35505.402 ms 1 287 0.00 MB/sec execute 26 sec latency 36505.617 ms 1 287 0.00 MB/sec execute 27 sec latency 37505.982 ms 1 287 0.00 MB/sec execute 28 sec latency 38506.244 ms 1 287 0.00 MB/sec execute 29 sec latency 39507.364 ms 1 297 0.01 MB/sec execute 30 sec latency 40174.448 ms 1 331 0.04 MB/sec execute 31 sec latency 156.062 ms 1 365 0.07 MB/sec execute 32 sec latency 122.240 ms 1 397 0.10 MB/sec execute 33 sec latency 139.544 ms 1 429 0.13 MB/sec execute 34 sec latency 190.034 ms 1 461 0.16 MB/sec execute 35 sec latency 157.668 ms oleg410-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 493 0.18 MB/sec execute 36 sec latency 158.599 ms 1 514 0.19 MB/sec execute 37 sec latency 172.139 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 588 0.25 MB/sec execute 38 sec latency 178.909 ms 1 642 0.27 MB/sec execute 39 sec latency 121.904 ms 1 671 0.26 MB/sec execute 40 sec latency 267.033 ms 1 699 0.26 MB/sec execute 41 sec latency 131.845 ms 1 721 0.25 MB/sec execute 42 sec latency 186.698 ms 1 736 0.25 MB/sec execute 43 sec latency 182.340 ms 1 769 0.24 MB/sec execute 44 sec latency 120.958 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 3685376 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 36864 3701760 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 47104 7387136 1% /mnt/lustre 1 794 0.24 MB/sec execute 45 sec latency 221.982 ms 1 816 0.23 MB/sec execute 46 sec latency 110.245 ms 1 864 0.23 MB/sec execute 47 sec latency 134.515 ms 1 885 0.23 MB/sec execute 48 sec latency 157.113 ms 1 913 0.23 MB/sec execute 49 sec latency 122.638 ms 1 951 0.22 MB/sec execute 50 sec latency 172.862 ms test_26 fail mds1 2 times 1 980 0.22 MB/sec execute 51 sec latency 116.163 ms 1 1020 0.23 MB/sec execute 52 sec latency 239.597 ms Failing mds1 on oleg410-server 1 1072 0.23 MB/sec execute 53 sec latency 102.869 ms Stopping /mnt/lustre-mds1 (opts:) on oleg410-server 1 1124 0.23 MB/sec execute 54 sec latency 115.358 ms 1 1124 0.22 MB/sec execute 55 sec latency 1013.103 ms 1 1124 0.22 MB/sec execute 56 sec latency 2013.708 ms 18:07:12 (1788646032) shut down facet: mds1 facet_host: oleg410-server facet_failover_host: oleg410-server 1 1124 0.22 MB/sec execute 57 sec latency 3013.951 ms 1 1124 0.21 MB/sec execute 58 sec latency 4014.250 ms 1 1124 0.21 MB/sec execute 59 sec latency 5015.053 ms 1 1124 0.20 MB/sec execute 60 sec latency 6015.947 ms 1 1124 0.20 MB/sec execute 61 sec latency 7016.222 ms 1 1124 0.20 MB/sec execute 62 sec latency 8016.573 ms 1 1124 0.19 MB/sec execute 63 sec latency 9016.807 ms 1 1124 0.19 MB/sec execute 64 sec latency 10017.542 ms 1 1124 0.19 MB/sec execute 65 sec latency 11017.862 ms 1 1124 0.19 MB/sec execute 66 sec latency 12018.385 ms 1 1124 0.18 MB/sec execute 67 sec latency 13018.671 ms Failover mds1 to oleg410-server mount facets: mds1 1 1124 0.18 MB/sec execute 68 sec latency 14019.517 ms 1 1124 0.18 MB/sec execute 69 sec latency 15019.730 ms 1 1124 0.18 MB/sec execute 70 sec latency 16020.042 ms 1 1124 0.17 MB/sec execute 71 sec latency 17020.446 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1124 0.17 MB/sec execute 72 sec latency 18022.168 ms 1 1124 0.17 MB/sec execute 73 sec latency 19023.310 ms 1 1124 0.17 MB/sec execute 74 sec latency 20023.598 ms 1 1124 0.16 MB/sec execute 75 sec latency 21024.638 ms 1 1124 0.16 MB/sec execute 76 sec latency 22026.309 ms 1 1124 0.16 MB/sec execute 77 sec latency 23026.566 ms 1 1124 0.16 MB/sec execute 78 sec latency 24028.374 ms 1 1124 0.16 MB/sec execute 79 sec latency 25029.220 ms 1 1124 0.15 MB/sec execute 80 sec latency 26029.823 ms 1 1124 0.15 MB/sec execute 81 sec latency 27030.047 ms 1 1124 0.15 MB/sec execute 82 sec latency 28031.633 ms 1 1124 0.15 MB/sec execute 83 sec latency 29033.364 ms 1 1124 0.15 MB/sec execute 84 sec latency 30035.312 ms 1 1124 0.14 MB/sec execute 85 sec latency 31036.570 ms 1 1124 0.14 MB/sec execute 86 sec latency 32036.783 ms 1 1124 0.14 MB/sec execute 87 sec latency 33039.799 ms 1 1124 0.14 MB/sec execute 88 sec latency 34043.856 ms oleg410-server: oleg410-server.virtnet: executing set_default_debug -1 all 1 1124 0.14 MB/sec execute 89 sec latency 35044.338 ms 1 1124 0.14 MB/sec execute 90 sec latency 36045.221 ms pdsh@oleg410-client: oleg410-server: ssh exited with exit code 1 1 1124 0.13 MB/sec execute 91 sec latency 37045.561 ms 1 1124 0.13 MB/sec execute 92 sec latency 38045.833 ms Started lustre-MDT0000 18:07:48 (1788646068) targets are mounted 18:07:48 (1788646068) facet_failover done 1 1124 0.13 MB/sec execute 93 sec latency 39046.183 ms 1 1124 0.13 MB/sec execute 94 sec latency 40064.375 ms 1 1124 0.13 MB/sec execute 95 sec latency 41065.368 ms 1 1124 0.13 MB/sec execute 96 sec latency 42066.268 ms 1 1124 0.13 MB/sec execute 97 sec latency 43066.582 ms 1 1124 0.13 MB/sec execute 98 sec latency 44067.223 ms 1 1126 0.12 MB/sec execute 99 sec latency 44760.492 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec 0 cleanup 105 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 122 785.956 44760.472 Close 112 15.492 52.445 Rename 6 115.164 186.675 Unlink 12 38.519 68.483 Qpathinfo 57 24.829 121.878 Qfileinfo 55 2.531 15.506 Qfsinfo 26 3.093 14.681 Sfileinfo 22 92.855 476.388 Find 32 8.321 63.066 WriteX 270 14.877 88.087 ReadX 114 5.756 98.984 Flush 24 133.525 267.016 Throughput 0.123907 MB/sec 1 clients 1 procs max_latency=44760.492 ms stopping dbench on /mnt/lustre at Sat Sep 5 18:08:00 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre oleg410-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 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 Sep 5 18:08:08 EDT 2026 waiting for dbench pid 47236 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 22 0.52 MB/sec warmup 1 sec latency 19.339 ms 1 71 1.57 MB/sec warmup 2 sec latency 175.409 ms 1 113 1.74 MB/sec warmup 3 sec latency 136.694 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 13312 3729408 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 28672 3725312 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 41984 7454720 1% /mnt/lustre 1 147 1.57 MB/sec warmup 4 sec latency 173.509 ms 1 173 1.41 MB/sec warmup 5 sec latency 218.289 ms 1 199 1.31 MB/sec warmup 6 sec latency 187.898 ms 1 232 1.27 MB/sec warmup 7 sec latency 145.813 ms 1 271 1.27 MB/sec warmup 8 sec latency 139.922 ms 1 305 1.25 MB/sec warmup 9 sec latency 146.530 ms test_26 fail mds1 3 times 1 338 1.22 MB/sec warmup 10 sec latency 141.324 ms 1 365 1.18 MB/sec warmup 11 sec latency 180.551 ms Failing mds1 on oleg410-server 1 398 1.17 MB/sec warmup 12 sec latency 157.712 ms Stopping /mnt/lustre-mds1 (opts:) on oleg410-server 1 437 1.18 MB/sec warmup 13 sec latency 134.648 ms 1 484 1.21 MB/sec warmup 14 sec latency 114.751 ms 1 484 1.13 MB/sec warmup 15 sec latency 1025.784 ms 1 484 1.06 MB/sec warmup 16 sec latency 2026.665 ms 1 484 1.00 MB/sec warmup 17 sec latency 3026.895 ms 18:08:25 (1788646105) shut down facet: mds1 facet_host: oleg410-server facet_failover_host: oleg410-server 1 484 0.94 MB/sec warmup 18 sec latency 4027.086 ms 1 484 0.89 MB/sec warmup 19 sec latency 5030.937 ms 1 484 0.00 MB/sec execute 1 sec latency 7033.350 ms 1 484 0.00 MB/sec execute 2 sec latency 8033.598 ms 1 484 0.00 MB/sec execute 3 sec latency 9036.072 ms 1 484 0.00 MB/sec execute 4 sec latency 10036.367 ms 1 484 0.00 MB/sec execute 5 sec latency 11036.655 ms 1 484 0.00 MB/sec execute 6 sec latency 12038.097 ms 1 484 0.00 MB/sec execute 7 sec latency 13038.337 ms Failover mds1 to oleg410-server mount facets: mds1 1 484 0.00 MB/sec execute 8 sec latency 14043.400 ms 1 484 0.00 MB/sec execute 9 sec latency 15043.954 ms 1 484 0.00 MB/sec execute 10 sec latency 16045.096 ms 1 484 0.00 MB/sec execute 11 sec latency 17045.547 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 484 0.00 MB/sec execute 12 sec latency 18047.069 ms 1 484 0.00 MB/sec execute 13 sec latency 19047.377 ms 1 484 0.00 MB/sec execute 14 sec latency 20047.628 ms 1 484 0.00 MB/sec execute 15 sec latency 21048.235 ms 1 484 0.00 MB/sec execute 16 sec latency 22048.411 ms 1 484 0.00 MB/sec execute 17 sec latency 23048.687 ms 1 484 0.00 MB/sec execute 18 sec latency 24049.374 ms 1 484 0.00 MB/sec execute 19 sec latency 25051.540 ms 1 484 0.00 MB/sec execute 20 sec latency 26051.992 ms 1 484 0.00 MB/sec execute 21 sec latency 27052.355 ms 1 484 0.00 MB/sec execute 22 sec latency 28054.654 ms 1 484 0.00 MB/sec execute 23 sec latency 29055.429 ms 1 484 0.00 MB/sec execute 24 sec latency 30056.253 ms 1 484 0.00 MB/sec execute 25 sec latency 31056.514 ms 1 484 0.00 MB/sec execute 26 sec latency 32056.668 ms 1 484 0.00 MB/sec execute 27 sec latency 33057.051 ms 1 484 0.00 MB/sec execute 28 sec latency 34057.479 ms 1 484 0.00 MB/sec execute 29 sec latency 35065.065 ms oleg410-server: oleg410-server.virtnet: executing set_default_debug -1 all 1 484 0.00 MB/sec execute 30 sec latency 36070.048 ms pdsh@oleg410-client: oleg410-server: ssh exited with exit code 1 1 484 0.00 MB/sec execute 31 sec latency 37070.424 ms 1 484 0.00 MB/sec execute 32 sec latency 38070.923 ms Started lustre-MDT0000 18:09:00 (1788646140) targets are mounted 18:09:00 (1788646140) facet_failover done 1 484 0.00 MB/sec execute 33 sec latency 39071.295 ms 1 484 0.00 MB/sec execute 34 sec latency 40072.322 ms 1 492 0.01 MB/sec execute 35 sec latency 40575.912 ms 1 513 0.02 MB/sec execute 36 sec latency 160.904 ms 1 542 0.06 MB/sec execute 37 sec latency 223.401 ms 1 616 0.11 MB/sec execute 38 sec latency 208.398 ms 1 664 0.11 MB/sec execute 39 sec latency 131.823 ms oleg410-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 680 0.11 MB/sec execute 40 sec latency 293.663 ms 1 705 0.10 MB/sec execute 41 sec latency 202.093 ms 1 721 0.10 MB/sec execute 42 sec latency 249.611 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 735 0.10 MB/sec execute 43 sec latency 386.387 ms 1 765 0.10 MB/sec execute 44 sec latency 170.046 ms 1 789 0.10 MB/sec execute 45 sec latency 207.284 ms 1 804 0.10 MB/sec execute 46 sec latency 270.762 ms 1 851 0.10 MB/sec execute 47 sec latency 112.752 ms 1 880 0.10 MB/sec execute 48 sec latency 190.525 ms 1 909 0.10 MB/sec execute 49 sec latency 124.879 ms 1 935 0.10 MB/sec execute 50 sec latency 213.491 ms 1 980 0.10 MB/sec execute 51 sec latency 103.781 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1021 0.11 MB/sec execute 52 sec latency 244.283 ms 1 1074 0.11 MB/sec execute 53 sec latency 113.103 ms 1 1126 0.11 MB/sec execute 54 sec latency 105.388 ms 1 1155 0.11 MB/sec execute 55 sec latency 140.463 ms 1 1200 0.11 MB/sec execute 56 sec latency 119.063 ms 1 1230 0.11 MB/sec execute 57 sec latency 133.183 ms 1 1274 0.11 MB/sec execute 58 sec latency 82.205 ms 1 1403 0.15 MB/sec execute 59 sec latency 79.683 ms 1 1445 0.15 MB/sec execute 60 sec latency 101.734 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 1 1481 0.15 MB/sec execute 61 sec latency 218.749 ms stopping dbench on /mnt/lustre at Sat Sep 5 18:09:29 EDT 2026 with return code 0 47236 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47236 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished