== replay-dual test 26: dbench and tar with mds failover ========================================================== 21:17:48 (1789780668) Starting client oleg329-client.virtnet: -o user_xattr,flock 192.168.203.129@tcp:/lustre /mnt/lustre Started clients oleg329-client.virtnet: 192.168.203.129@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 45206 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 2210688 2176 2206464 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 14336 3738624 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 2048 3765248 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 16384 7503872 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 Fri Sep 18 21:17:54 EDT 2026 waiting for dbench pid 45274 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 26 0.79 MB/sec warmup 1 sec latency 15.812 ms 1 74 1.57 MB/sec warmup 2 sec latency 142.720 ms 1 113 1.75 MB/sec warmup 3 sec latency 238.606 ms 1 147 1.57 MB/sec warmup 4 sec latency 119.904 ms test_26 fail mds1 1 times 1 180 1.46 MB/sec warmup 5 sec latency 180.237 ms 1 200 1.30 MB/sec warmup 6 sec latency 202.307 ms Failing mds1 on oleg329-server 1 235 1.27 MB/sec warmup 7 sec latency 161.712 ms Stopping /mnt/lustre-mds1 (opts:) on oleg329-server 1 274 1.27 MB/sec warmup 8 sec latency 119.837 ms 1 286 1.18 MB/sec warmup 9 sec latency 815.527 ms 1 286 1.07 MB/sec warmup 10 sec latency 1815.818 ms 21:18:05 (1789780685) shut down facet: mds1 facet_host: oleg329-server facet_failover_host: oleg329-server 1 286 0.97 MB/sec warmup 11 sec latency 2815.929 ms 1 286 0.89 MB/sec warmup 12 sec latency 3816.141 ms 1 286 0.82 MB/sec warmup 13 sec latency 4816.373 ms 1 286 0.76 MB/sec warmup 14 sec latency 5816.680 ms 1 286 0.71 MB/sec warmup 15 sec latency 6816.995 ms 1 286 0.67 MB/sec warmup 16 sec latency 7817.577 ms 1 286 0.63 MB/sec warmup 17 sec latency 8818.415 ms 1 286 0.59 MB/sec warmup 18 sec latency 9819.799 ms 1 286 0.56 MB/sec warmup 19 sec latency 10821.819 ms 1 286 0.00 MB/sec execute 1 sec latency 12822.257 ms Failover mds1 to oleg329-server mount facets: mds1 1 286 0.00 MB/sec execute 2 sec latency 13823.403 ms 1 286 0.00 MB/sec execute 3 sec latency 14823.815 ms 1 286 0.00 MB/sec execute 4 sec latency 15824.373 ms 1 286 0.00 MB/sec execute 5 sec latency 16824.574 ms 1 286 0.00 MB/sec execute 6 sec latency 17824.869 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 286 0.00 MB/sec execute 7 sec latency 18825.329 ms 1 286 0.00 MB/sec execute 8 sec latency 19825.646 ms 1 286 0.00 MB/sec execute 9 sec latency 20826.790 ms 1 286 0.00 MB/sec execute 10 sec latency 21827.113 ms 1 286 0.00 MB/sec execute 11 sec latency 22827.535 ms 1 286 0.00 MB/sec execute 12 sec latency 23827.845 ms oleg329-server: oleg329-server.virtnet: executing set_default_debug -1 all 1 286 0.00 MB/sec execute 13 sec latency 24828.180 ms pdsh@oleg329-client: oleg329-server: ssh exited with exit code 1 1 286 0.00 MB/sec execute 14 sec latency 25829.593 ms Started lustre-MDT0000 21:18:29 (1789780709) targets are mounted 21:18:29 (1789780709) facet_failover done 1 286 0.00 MB/sec execute 15 sec latency 26831.527 ms 1 286 0.00 MB/sec execute 16 sec latency 27831.823 ms 1 286 0.00 MB/sec execute 17 sec latency 28832.322 ms 1 286 0.00 MB/sec execute 18 sec latency 29832.519 ms 1 286 0.00 MB/sec execute 19 sec latency 30832.860 ms 1 286 0.00 MB/sec execute 20 sec latency 31833.154 ms 1 286 0.00 MB/sec execute 21 sec latency 32835.986 ms 1 286 0.00 MB/sec execute 22 sec latency 33836.276 ms 1 286 0.00 MB/sec execute 23 sec latency 34836.518 ms 1 286 0.00 MB/sec execute 24 sec latency 35837.501 ms 1 286 0.00 MB/sec execute 25 sec latency 36837.793 ms 1 286 0.00 MB/sec execute 26 sec latency 37838.045 ms 1 286 0.00 MB/sec execute 27 sec latency 38842.257 ms 1 286 0.00 MB/sec execute 28 sec latency 39843.319 ms 1 286 0.00 MB/sec execute 29 sec latency 40844.151 ms 1 287 0.00 MB/sec execute 30 sec latency 41608.296 ms 1 313 0.03 MB/sec execute 31 sec latency 313.666 ms 1 341 0.05 MB/sec execute 32 sec latency 163.712 ms 1 369 0.07 MB/sec execute 33 sec latency 171.284 ms 1 401 0.10 MB/sec execute 34 sec latency 131.113 ms 1 446 0.14 MB/sec execute 35 sec latency 173.400 ms oleg329-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 485 0.17 MB/sec execute 36 sec latency 132.209 ms 1 512 0.19 MB/sec execute 37 sec latency 146.333 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 567 0.22 MB/sec execute 38 sec latency 206.709 ms 1 616 0.26 MB/sec execute 39 sec latency 108.864 ms 1 661 0.26 MB/sec execute 40 sec latency 155.657 ms 1 695 0.26 MB/sec execute 41 sec latency 130.882 ms 1 723 0.25 MB/sec execute 42 sec latency 163.729 ms 1 758 0.25 MB/sec execute 43 sec latency 100.682 ms 1 789 0.24 MB/sec execute 44 sec latency 180.782 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 32768 3721216 1% /mnt/lustre[OST:0] 1 801 0.24 MB/sec execute 45 sec latency 362.003 ms lustre-OST0001_UUID 3771392 15360 3677184 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 48128 7398400 1% /mnt/lustre 1 848 0.24 MB/sec execute 46 sec latency 180.603 ms 1 876 0.23 MB/sec execute 47 sec latency 181.465 ms 1 902 0.23 MB/sec execute 48 sec latency 145.538 ms 1 921 0.23 MB/sec execute 49 sec latency 228.709 ms 1 969 0.22 MB/sec execute 50 sec latency 114.935 ms test_26 fail mds1 2 times 1 991 0.22 MB/sec execute 51 sec latency 234.622 ms 1 1060 0.23 MB/sec execute 52 sec latency 88.637 ms Failing mds1 on oleg329-server 1 1104 0.23 MB/sec execute 53 sec latency 129.130 ms Stopping /mnt/lustre-mds1 (opts:) on oleg329-server 1 1147 0.23 MB/sec execute 54 sec latency 148.540 ms 1 1181 0.22 MB/sec execute 55 sec latency 155.978 ms 1 1181 0.22 MB/sec execute 56 sec latency 1129.974 ms 1 1181 0.22 MB/sec execute 57 sec latency 2132.505 ms 21:19:12 (1789780752) shut down facet: mds1 facet_host: oleg329-server facet_failover_host: oleg329-server 1 1181 0.21 MB/sec execute 58 sec latency 3133.207 ms 1 1181 0.21 MB/sec execute 59 sec latency 4133.747 ms 1 1181 0.20 MB/sec execute 60 sec latency 5134.577 ms 1 1181 0.20 MB/sec execute 61 sec latency 6135.489 ms 1 1181 0.20 MB/sec execute 62 sec latency 7135.750 ms 1 1181 0.20 MB/sec execute 63 sec latency 8137.330 ms 1 1181 0.19 MB/sec execute 64 sec latency 9137.531 ms 1 1181 0.19 MB/sec execute 65 sec latency 10137.879 ms 1 1181 0.19 MB/sec execute 66 sec latency 11138.066 ms 1 1181 0.18 MB/sec execute 67 sec latency 12138.526 ms Failover mds1 to oleg329-server mount facets: mds1 1 1181 0.18 MB/sec execute 68 sec latency 13138.893 ms 1 1181 0.18 MB/sec execute 69 sec latency 14139.572 ms 1 1181 0.18 MB/sec execute 70 sec latency 15140.819 ms 1 1181 0.17 MB/sec execute 71 sec latency 16143.663 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1181 0.17 MB/sec execute 72 sec latency 17143.835 ms 1 1181 0.17 MB/sec execute 73 sec latency 18144.351 ms 1 1181 0.17 MB/sec execute 74 sec latency 19144.685 ms 1 1181 0.16 MB/sec execute 75 sec latency 20147.619 ms 1 1181 0.16 MB/sec execute 76 sec latency 21147.809 ms 1 1181 0.16 MB/sec execute 77 sec latency 22151.507 ms 1 1181 0.16 MB/sec execute 78 sec latency 23151.934 ms oleg329-server: oleg329-server.virtnet: executing set_default_debug -1 all 1 1181 0.16 MB/sec execute 79 sec latency 24152.173 ms pdsh@oleg329-client: oleg329-server: ssh exited with exit code 1 1 1181 0.15 MB/sec execute 80 sec latency 25152.394 ms Started lustre-MDT0000 21:19:35 (1789780775) targets are mounted 21:19:35 (1789780775) facet_failover done 1 1181 0.15 MB/sec execute 81 sec latency 26152.671 ms 1 1181 0.15 MB/sec execute 82 sec latency 27159.536 ms 1 1181 0.15 MB/sec execute 83 sec latency 28160.553 ms 1 1181 0.15 MB/sec execute 84 sec latency 29163.479 ms 1 1181 0.14 MB/sec execute 85 sec latency 30163.739 ms 1 1181 0.14 MB/sec execute 86 sec latency 31166.622 ms 1 1181 0.14 MB/sec execute 87 sec latency 32166.891 ms 1 1181 0.14 MB/sec execute 88 sec latency 33167.477 ms 1 1181 0.14 MB/sec execute 89 sec latency 34169.520 ms 1 1181 0.14 MB/sec execute 90 sec latency 35169.929 ms 1 1181 0.14 MB/sec execute 91 sec latency 36170.533 ms 1 1181 0.13 MB/sec execute 92 sec latency 37170.979 ms 1 1181 0.13 MB/sec execute 93 sec latency 38172.837 ms 1 1181 0.13 MB/sec execute 94 sec latency 39175.640 ms 1 1181 0.13 MB/sec execute 95 sec latency 40176.140 ms 1 1193 0.13 MB/sec execute 96 sec latency 40657.416 ms 1 1224 0.13 MB/sec execute 97 sec latency 136.771 ms 1 1246 0.13 MB/sec execute 98 sec latency 153.161 ms 1 1273 0.13 MB/sec execute 99 sec latency 152.063 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec oleg329-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 cleanup 103 sec 0 cleanup 104 sec 0 cleanup 104 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 150 80.945 313.648 Close 137 317.854 41608.265 Rename 10 107.327 176.336 Unlink 17 26.559 47.474 Qpathinfo 93 465.953 40657.402 Qfileinfo 59 3.092 29.831 Qfsinfo 33 4.644 19.781 Sfileinfo 34 67.975 152.037 Find 46 7.091 70.610 WriteX 282 15.797 118.799 ReadX 223 2.827 125.298 Flush 24 136.637 361.988 Throughput 0.125495 MB/sec 1 clients 1 procs max_latency=41608.296 ms stopping dbench on /mnt/lustre at Fri Sep 18 21:19:59 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec removed 'client.txt' /mnt/lustre dbench successfully finished 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 Fri Sep 18 21:20:07 EDT 2026 waiting for dbench pid 47270 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 UUID 1K-blocks Used Available Use% Mounted on 1 25 0.72 MB/sec warmup 1 sec latency 26.787 ms lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 9216 3741696 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 37888 3699712 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 47104 7441408 1% /mnt/lustre 1 71 1.56 MB/sec warmup 2 sec latency 169.870 ms 1 111 1.74 MB/sec warmup 3 sec latency 152.339 ms 1 137 1.49 MB/sec warmup 4 sec latency 306.709 ms 1 165 1.35 MB/sec warmup 5 sec latency 188.859 ms 1 189 1.26 MB/sec warmup 6 sec latency 196.508 ms 1 231 1.26 MB/sec warmup 7 sec latency 120.325 ms test_26 fail mds1 3 times 1 279 1.30 MB/sec warmup 8 sec latency 127.009 ms 1 305 1.24 MB/sec warmup 9 sec latency 188.983 ms Failing mds1 on oleg329-server 1 331 1.20 MB/sec warmup 10 sec latency 218.216 ms Stopping /mnt/lustre-mds1 (opts:) on oleg329-server 1 365 1.18 MB/sec warmup 11 sec latency 220.428 ms 1 401 1.17 MB/sec warmup 12 sec latency 154.890 ms 1 405 1.10 MB/sec warmup 13 sec latency 976.807 ms 1 405 1.02 MB/sec warmup 14 sec latency 1977.015 ms 1 405 0.95 MB/sec warmup 15 sec latency 2977.224 ms 21:20:22 (1789780822) shut down facet: mds1 facet_host: oleg329-server facet_failover_host: oleg329-server 1 405 0.89 MB/sec warmup 16 sec latency 3981.315 ms 1 405 0.84 MB/sec warmup 17 sec latency 4982.043 ms 1 405 0.79 MB/sec warmup 18 sec latency 5982.295 ms 1 405 0.75 MB/sec warmup 19 sec latency 6982.586 ms 1 405 0.00 MB/sec execute 1 sec latency 8989.118 ms 1 405 0.00 MB/sec execute 2 sec latency 9989.366 ms 1 405 0.00 MB/sec execute 3 sec latency 10990.966 ms 1 405 0.00 MB/sec execute 4 sec latency 11993.419 ms 1 405 0.00 MB/sec execute 5 sec latency 12995.396 ms Failover mds1 to oleg329-server mount facets: mds1 1 405 0.00 MB/sec execute 6 sec latency 13996.905 ms 1 405 0.00 MB/sec execute 7 sec latency 14997.097 ms 1 405 0.00 MB/sec execute 8 sec latency 15997.320 ms 1 405 0.00 MB/sec execute 9 sec latency 16997.508 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 405 0.00 MB/sec execute 10 sec latency 17999.262 ms 1 405 0.00 MB/sec execute 11 sec latency 18999.434 ms 1 405 0.00 MB/sec execute 12 sec latency 20000.683 ms 1 405 0.00 MB/sec execute 13 sec latency 21001.161 ms 1 405 0.00 MB/sec execute 14 sec latency 22001.388 ms 1 405 0.00 MB/sec execute 15 sec latency 23002.581 ms 1 405 0.00 MB/sec execute 16 sec latency 24002.800 ms 1 405 0.00 MB/sec execute 17 sec latency 25003.076 ms 1 405 0.00 MB/sec execute 18 sec latency 26003.275 ms 1 405 0.00 MB/sec execute 19 sec latency 27003.626 ms 1 405 0.00 MB/sec execute 20 sec latency 28005.235 ms 1 405 0.00 MB/sec execute 21 sec latency 29005.767 ms 1 405 0.00 MB/sec execute 22 sec latency 30005.965 ms 1 405 0.00 MB/sec execute 23 sec latency 31006.945 ms 1 405 0.00 MB/sec execute 24 sec latency 32007.211 ms 1 405 0.00 MB/sec execute 25 sec latency 33007.472 ms oleg329-server: oleg329-server.virtnet: executing set_default_debug -1 all 1 405 0.00 MB/sec execute 26 sec latency 34007.940 ms pdsh@oleg329-client: oleg329-server: ssh exited with exit code 1 1 405 0.00 MB/sec execute 27 sec latency 35009.693 ms Started lustre-MDT0000 21:20:55 (1789780855) targets are mounted 21:20:55 (1789780855) facet_failover done 1 405 0.00 MB/sec execute 28 sec latency 36010.047 ms 1 405 0.00 MB/sec execute 29 sec latency 37010.186 ms 1 405 0.00 MB/sec execute 30 sec latency 38010.596 ms 1 405 0.00 MB/sec execute 31 sec latency 39012.742 ms 1 405 0.00 MB/sec execute 32 sec latency 40013.478 ms 1 405 0.00 MB/sec execute 33 sec latency 41013.947 ms 1 405 0.00 MB/sec execute 34 sec latency 42015.458 ms 1 445 0.04 MB/sec execute 35 sec latency 42147.335 ms 1 478 0.06 MB/sec execute 36 sec latency 148.977 ms 1 511 0.09 MB/sec execute 37 sec latency 162.119 ms 1 560 0.13 MB/sec execute 38 sec latency 185.373 ms oleg329-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 639 0.17 MB/sec execute 39 sec latency 115.870 ms 1 666 0.17 MB/sec execute 40 sec latency 265.592 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 689 0.17 MB/sec execute 41 sec latency 168.100 ms 1 713 0.16 MB/sec execute 42 sec latency 149.690 ms 1 733 0.16 MB/sec execute 43 sec latency 316.764 ms 1 776 0.16 MB/sec execute 44 sec latency 113.125 ms 1 796 0.16 MB/sec execute 45 sec latency 252.589 ms 1 821 0.16 MB/sec execute 46 sec latency 123.015 ms 1 873 0.16 MB/sec execute 47 sec latency 110.098 ms 1 900 0.15 MB/sec execute 48 sec latency 242.831 ms 1 926 0.15 MB/sec execute 49 sec latency 201.021 ms 1 977 0.15 MB/sec execute 50 sec latency 113.143 ms 1 1028 0.17 MB/sec execute 51 sec latency 297.336 ms 1 1084 0.16 MB/sec execute 52 sec latency 86.363 ms 1 1136 0.16 MB/sec execute 53 sec latency 96.205 ms 1 1176 0.16 MB/sec execute 54 sec latency 142.872 ms dbench killed by signal 15 1 1224 0.16 MB/sec execute 55 sec latency 87.988 ms stopping dbench on /mnt/lustre at Fri Sep 18 21:21:22 EDT 2026 with return code 0 47270 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47270 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished