== replay-dual test 26: dbench and tar with mds failover ========================================================== 21:34:25 (1788312865) Starting client oleg258-client.virtnet: -o user_xattr,flock 192.168.202.158@tcp:/lustre /mnt/lustre Started clients oleg258-client.virtnet: 192.168.202.158@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 45205 Started dbench loop with 45207 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 3765248 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 18432 3741696 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 20480 7506944 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 Tue Sep 1 21:34:31 EDT 2026 waiting for dbench pid 45273 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 29 0.98 MB/sec warmup 1 sec latency 219.904 ms 1 91 2.09 MB/sec warmup 2 sec latency 151.137 ms 1 129 1.92 MB/sec warmup 3 sec latency 226.037 ms 1 160 1.63 MB/sec warmup 4 sec latency 169.961 ms test_26 fail mds1 1 times 1 199 1.57 MB/sec warmup 5 sec latency 163.972 ms 1 231 1.48 MB/sec warmup 6 sec latency 169.837 ms Failing mds1 on oleg258-server 1 277 1.48 MB/sec warmup 7 sec latency 139.076 ms Stopping /mnt/lustre-mds1 (opts:) on oleg258-server 1 305 1.40 MB/sec warmup 8 sec latency 173.567 ms 1 338 1.36 MB/sec warmup 9 sec latency 139.528 ms 1 338 1.23 MB/sec warmup 10 sec latency 1057.154 ms 1 338 1.11 MB/sec warmup 11 sec latency 2057.439 ms 21:34:43 (1788312883) shut down facet: mds1 facet_host: oleg258-server facet_failover_host: oleg258-server 1 338 1.02 MB/sec warmup 12 sec latency 3059.360 ms 1 338 0.94 MB/sec warmup 13 sec latency 4059.845 ms 1 338 0.88 MB/sec warmup 14 sec latency 5060.107 ms 1 338 0.82 MB/sec warmup 15 sec latency 6060.482 ms 1 338 0.77 MB/sec warmup 16 sec latency 7060.793 ms 1 338 0.72 MB/sec warmup 17 sec latency 8061.281 ms 1 338 0.68 MB/sec warmup 18 sec latency 9061.720 ms 1 338 0.64 MB/sec warmup 19 sec latency 10061.917 ms 1 338 0.00 MB/sec execute 1 sec latency 12062.512 ms 1 338 0.00 MB/sec execute 2 sec latency 13062.885 ms Failover mds1 to oleg258-server mount facets: mds1 1 338 0.00 MB/sec execute 3 sec latency 14063.159 ms 1 338 0.00 MB/sec execute 4 sec latency 15063.382 ms 1 338 0.00 MB/sec execute 5 sec latency 16063.632 ms 1 338 0.00 MB/sec execute 6 sec latency 17063.974 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 338 0.00 MB/sec execute 7 sec latency 18065.298 ms 1 338 0.00 MB/sec execute 8 sec latency 19068.944 ms 1 338 0.00 MB/sec execute 9 sec latency 20070.729 ms 1 338 0.00 MB/sec execute 10 sec latency 21071.492 ms 1 338 0.00 MB/sec execute 11 sec latency 22071.797 ms 1 338 0.00 MB/sec execute 12 sec latency 23072.344 ms 1 338 0.00 MB/sec execute 13 sec latency 24072.679 ms oleg258-server: oleg258-server.virtnet: executing set_default_debug -1 all 1 338 0.00 MB/sec execute 14 sec latency 25073.648 ms pdsh@oleg258-client: oleg258-server: ssh exited with exit code 1 1 338 0.00 MB/sec execute 15 sec latency 26074.340 ms Started lustre-MDT0000 21:35:07 (1788312907) targets are mounted 21:35:07 (1788312907) facet_failover done 1 338 0.00 MB/sec execute 16 sec latency 27075.762 ms 1 338 0.00 MB/sec execute 17 sec latency 28078.556 ms 1 338 0.00 MB/sec execute 18 sec latency 29078.796 ms 1 338 0.00 MB/sec execute 19 sec latency 30079.471 ms 1 338 0.00 MB/sec execute 20 sec latency 31079.697 ms 1 338 0.00 MB/sec execute 21 sec latency 32080.785 ms 1 338 0.00 MB/sec execute 22 sec latency 33081.071 ms 1 338 0.00 MB/sec execute 23 sec latency 34081.310 ms 1 338 0.00 MB/sec execute 24 sec latency 35081.481 ms 1 338 0.00 MB/sec execute 25 sec latency 36084.040 ms 1 338 0.00 MB/sec execute 26 sec latency 37086.360 ms 1 338 0.00 MB/sec execute 27 sec latency 38086.612 ms 1 338 0.00 MB/sec execute 28 sec latency 39091.914 ms 1 338 0.00 MB/sec execute 29 sec latency 40092.456 ms 1 339 0.00 MB/sec execute 30 sec latency 40939.893 ms 1 365 0.03 MB/sec execute 31 sec latency 278.742 ms 1 397 0.06 MB/sec execute 32 sec latency 143.249 ms 1 429 0.09 MB/sec execute 33 sec latency 128.435 ms 1 466 0.12 MB/sec execute 34 sec latency 136.780 ms 1 493 0.14 MB/sec execute 35 sec latency 155.288 ms 1 511 0.15 MB/sec execute 36 sec latency 222.053 ms oleg258-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 542 0.18 MB/sec execute 37 sec latency 186.852 ms 1 616 0.23 MB/sec execute 38 sec latency 194.998 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 664 0.23 MB/sec execute 39 sec latency 114.667 ms 1 676 0.22 MB/sec execute 40 sec latency 307.912 ms 1 710 0.22 MB/sec execute 41 sec latency 182.340 ms 1 731 0.22 MB/sec execute 42 sec latency 165.061 ms 1 765 0.21 MB/sec execute 43 sec latency 148.528 ms 1 791 0.21 MB/sec execute 44 sec latency 217.760 ms 1 814 0.20 MB/sec execute 45 sec latency 169.144 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 12288 3723264 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 36864 3705856 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 49152 7429120 1% /mnt/lustre 1 861 0.20 MB/sec execute 46 sec latency 157.983 ms 1 888 0.20 MB/sec execute 47 sec latency 270.778 ms 1 905 0.20 MB/sec execute 48 sec latency 225.214 ms 1 923 0.19 MB/sec execute 49 sec latency 239.529 ms 1 951 0.19 MB/sec execute 50 sec latency 189.516 ms 1 980 0.19 MB/sec execute 51 sec latency 128.601 ms 1 1000 0.19 MB/sec execute 52 sec latency 303.849 ms test_26 fail mds1 2 times 1 1059 0.20 MB/sec execute 53 sec latency 131.353 ms 1 1086 0.20 MB/sec execute 54 sec latency 121.098 ms Failing mds1 on oleg258-server 1 1126 0.19 MB/sec execute 55 sec latency 89.836 ms Stopping /mnt/lustre-mds1 (opts:) on oleg258-server 1 1156 0.19 MB/sec execute 56 sec latency 123.267 ms 1 1190 0.19 MB/sec execute 57 sec latency 115.752 ms 1 1193 0.19 MB/sec execute 58 sec latency 942.099 ms 1 1193 0.18 MB/sec execute 59 sec latency 1944.315 ms 1 1193 0.18 MB/sec execute 60 sec latency 2948.770 ms 21:35:52 (1788312952) shut down facet: mds1 facet_host: oleg258-server facet_failover_host: oleg258-server 1 1193 0.18 MB/sec execute 61 sec latency 3949.022 ms 1 1193 0.17 MB/sec execute 62 sec latency 4950.929 ms 1 1193 0.17 MB/sec execute 63 sec latency 5951.173 ms 1 1193 0.17 MB/sec execute 64 sec latency 6951.895 ms 1 1193 0.17 MB/sec execute 65 sec latency 7952.551 ms 1 1193 0.16 MB/sec execute 66 sec latency 8952.853 ms 1 1193 0.16 MB/sec execute 67 sec latency 9953.139 ms 1 1193 0.16 MB/sec execute 68 sec latency 10953.539 ms 1 1193 0.16 MB/sec execute 69 sec latency 11953.933 ms 1 1193 0.15 MB/sec execute 70 sec latency 12954.573 ms Failover mds1 to oleg258-server mount facets: mds1 1 1193 0.15 MB/sec execute 71 sec latency 13954.761 ms 1 1193 0.15 MB/sec execute 72 sec latency 14956.919 ms 1 1193 0.15 MB/sec execute 73 sec latency 15957.246 ms 1 1193 0.15 MB/sec execute 74 sec latency 16962.297 ms 1 1193 0.14 MB/sec execute 75 sec latency 17962.729 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1193 0.14 MB/sec execute 76 sec latency 18963.049 ms 1 1193 0.14 MB/sec execute 77 sec latency 19963.389 ms 1 1193 0.14 MB/sec execute 78 sec latency 20963.753 ms 1 1193 0.14 MB/sec execute 79 sec latency 21965.566 ms 1 1193 0.13 MB/sec execute 80 sec latency 22969.312 ms 1 1193 0.13 MB/sec execute 81 sec latency 23969.523 ms 1 1193 0.13 MB/sec execute 82 sec latency 24971.610 ms 1 1193 0.13 MB/sec execute 83 sec latency 25973.534 ms 1 1193 0.13 MB/sec execute 84 sec latency 26973.803 ms 1 1193 0.13 MB/sec execute 85 sec latency 27974.016 ms 1 1193 0.13 MB/sec execute 86 sec latency 28975.719 ms 1 1193 0.12 MB/sec execute 87 sec latency 29975.955 ms 1 1193 0.12 MB/sec execute 88 sec latency 30977.566 ms 1 1193 0.12 MB/sec execute 89 sec latency 31979.409 ms 1 1193 0.12 MB/sec execute 90 sec latency 32981.230 ms 1 1193 0.12 MB/sec execute 91 sec latency 33981.539 ms 1 1193 0.12 MB/sec execute 92 sec latency 34984.943 ms oleg258-server: oleg258-server.virtnet: executing set_default_debug -1 all 1 1193 0.12 MB/sec execute 93 sec latency 35985.297 ms 1 1193 0.11 MB/sec execute 94 sec latency 36987.231 ms pdsh@oleg258-client: oleg258-server: ssh exited with exit code 1 1 1193 0.11 MB/sec execute 95 sec latency 37987.999 ms 1 1193 0.11 MB/sec execute 96 sec latency 38988.814 ms Started lustre-MDT0000 21:36:28 (1788312988) targets are mounted 21:36:28 (1788312988) facet_failover done 1 1193 0.11 MB/sec execute 97 sec latency 39993.244 ms 1 1193 0.11 MB/sec execute 98 sec latency 40994.121 ms 1 1193 0.11 MB/sec execute 99 sec latency 41994.342 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 0 cleanup 106 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 121 91.945 278.722 Close 111 385.355 40939.861 Rename 7 125.982 224.065 Unlink 13 38.494 65.150 Qpathinfo 70 30.324 115.721 Qfileinfo 51 2.571 17.965 Qfsinfo 28 5.454 37.760 Sfileinfo 27 1709.143 44330.231 Find 36 8.759 55.510 WriteX 245 16.071 120.721 ReadX 123 6.542 131.319 Flush 24 149.731 307.897 Throughput 0.108728 MB/sec 1 clients 1 procs max_latency=41994.342 ms stopping dbench on /mnt/lustre at Tue Sep 1 21:36:38 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre oleg258-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 Tue Sep 1 21:36:46 EDT 2026 waiting for dbench pid 47261 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 24 0.65 MB/sec warmup 1 sec latency 34.348 ms 1 71 1.57 MB/sec warmup 2 sec latency 167.686 ms 1 111 1.74 MB/sec warmup 3 sec latency 196.434 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 37888 3684352 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 3072 3761152 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 40960 7445504 1% /mnt/lustre 1 129 1.43 MB/sec warmup 4 sec latency 288.061 ms 1 157 1.30 MB/sec warmup 5 sec latency 217.527 ms 1 189 1.26 MB/sec warmup 6 sec latency 172.240 ms 1 223 1.23 MB/sec warmup 7 sec latency 151.154 ms 1 255 1.20 MB/sec warmup 8 sec latency 166.810 ms 1 289 1.18 MB/sec warmup 9 sec latency 179.678 ms 1 339 1.22 MB/sec warmup 10 sec latency 115.821 ms test_26 fail mds1 3 times 1 373 1.21 MB/sec warmup 11 sec latency 183.005 ms 1 405 1.19 MB/sec warmup 12 sec latency 171.368 ms Failing mds1 on oleg258-server 1 429 1.16 MB/sec warmup 13 sec latency 204.415 ms 1 453 1.13 MB/sec warmup 14 sec latency 199.108 ms Stopping /mnt/lustre-mds1 (opts:) on oleg258-server 1 481 1.11 MB/sec warmup 15 sec latency 215.852 ms 1 501 1.09 MB/sec warmup 16 sec latency 400.432 ms 1 501 1.02 MB/sec warmup 17 sec latency 1401.357 ms 1 501 0.97 MB/sec warmup 18 sec latency 2401.522 ms 21:37:05 (1788313025) shut down 1 501 0.92 MB/sec warmup 19 sec latency 3405.456 ms facet: mds1 facet_host: oleg258-server facet_failover_host: oleg258-server 1 501 0.00 MB/sec execute 1 sec latency 5410.464 ms 1 501 0.00 MB/sec execute 2 sec latency 6415.478 ms 1 501 0.00 MB/sec execute 3 sec latency 7415.883 ms 1 501 0.00 MB/sec execute 4 sec latency 8416.178 ms 1 501 0.00 MB/sec execute 5 sec latency 9416.449 ms 1 501 0.00 MB/sec execute 6 sec latency 10416.706 ms 1 501 0.00 MB/sec execute 7 sec latency 11418.244 ms 1 501 0.00 MB/sec execute 8 sec latency 12419.586 ms 1 501 0.00 MB/sec execute 9 sec latency 13419.799 ms Failover mds1 to oleg258-server mount facets: mds1 1 501 0.00 MB/sec execute 10 sec latency 14419.988 ms 1 501 0.00 MB/sec execute 11 sec latency 15420.543 ms 1 501 0.00 MB/sec execute 12 sec latency 16422.319 ms 1 501 0.00 MB/sec execute 13 sec latency 17424.328 ms 1 501 0.00 MB/sec execute 14 sec latency 18425.123 ms 1 501 0.00 MB/sec execute 15 sec latency 19426.847 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 501 0.00 MB/sec execute 16 sec latency 20433.038 ms 1 501 0.00 MB/sec execute 17 sec latency 21433.241 ms 1 501 0.00 MB/sec execute 18 sec latency 22433.404 ms 1 501 0.00 MB/sec execute 19 sec latency 23433.638 ms 1 501 0.00 MB/sec execute 20 sec latency 24433.808 ms 1 501 0.00 MB/sec execute 21 sec latency 25434.015 ms 1 501 0.00 MB/sec execute 22 sec latency 26437.958 ms 1 501 0.00 MB/sec execute 23 sec latency 27440.990 ms 1 501 0.00 MB/sec execute 24 sec latency 28445.856 ms 1 501 0.00 MB/sec execute 25 sec latency 29446.871 ms 1 501 0.00 MB/sec execute 26 sec latency 30448.433 ms 1 501 0.00 MB/sec execute 27 sec latency 31452.663 ms 1 501 0.00 MB/sec execute 28 sec latency 32454.404 ms 1 501 0.00 MB/sec execute 29 sec latency 33454.692 ms 1 501 0.00 MB/sec execute 30 sec latency 34454.894 ms oleg258-server: oleg258-server.virtnet: executing set_default_debug -1 all 1 501 0.00 MB/sec execute 31 sec latency 35455.112 ms 1 501 0.00 MB/sec execute 32 sec latency 36455.309 ms pdsh@oleg258-client: oleg258-server: ssh exited with exit code 1 1 501 0.00 MB/sec execute 33 sec latency 37455.713 ms Started lustre-MDT0000 21:37:39 (1788313059) targets are mounted 21:37:39 (1788313059) facet_failover done 1 501 0.00 MB/sec execute 34 sec latency 38458.980 ms 1 501 0.00 MB/sec execute 35 sec latency 39459.740 ms 1 501 0.00 MB/sec execute 36 sec latency 40460.775 ms 1 501 0.00 MB/sec execute 37 sec latency 41463.542 ms 1 508 0.00 MB/sec execute 38 sec latency 41985.238 ms 1 542 0.04 MB/sec execute 39 sec latency 142.277 ms 1 636 0.09 MB/sec execute 40 sec latency 151.346 ms 1 664 0.09 MB/sec execute 41 sec latency 137.669 ms 1 676 0.09 MB/sec execute 42 sec latency 377.944 ms 1 704 0.09 MB/sec execute 43 sec latency 158.720 ms oleg258-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 723 0.09 MB/sec execute 44 sec latency 318.616 ms 1 740 0.09 MB/sec execute 45 sec latency 181.524 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 778 0.08 MB/sec execute 46 sec latency 142.718 ms 1 791 0.08 MB/sec execute 47 sec latency 437.085 ms 1 821 0.08 MB/sec execute 48 sec latency 153.176 ms 1 869 0.09 MB/sec execute 49 sec latency 139.441 ms 1 900 0.08 MB/sec execute 50 sec latency 285.211 ms 1 955 0.08 MB/sec execute 51 sec latency 129.994 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 981 0.09 MB/sec execute 52 sec latency 272.641 ms 1 1043 0.10 MB/sec execute 53 sec latency 127.465 ms 1 1084 0.10 MB/sec execute 54 sec latency 99.171 ms 1 1139 0.10 MB/sec execute 55 sec latency 135.108 ms 1 1173 0.10 MB/sec execute 56 sec latency 190.460 ms 1 1216 0.10 MB/sec execute 57 sec latency 70.768 ms 1 1232 0.10 MB/sec execute 58 sec latency 176.864 ms 1 1269 0.10 MB/sec execute 59 sec latency 113.103 ms 1 1399 0.14 MB/sec execute 60 sec latency 83.346 ms 1 1445 0.14 MB/sec execute 61 sec latency 134.504 ms 1 1481 0.14 MB/sec execute 62 sec latency 235.809 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Tue Sep 1 21:38:08 EDT 2026 with return code 0 47261 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47261 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished