== replay-dual test 26: dbench and tar with mds failover ========================================================== 11:26:56 (1776871616) Starting client oleg138-client.virtnet: -o user_xattr,flock 192.168.201.138@tcp:/lustre /mnt/lustre Started clients oleg138-client.virtnet: 192.168.201.138@tcp:/lustre on /mnt/lustre type lustre (rw,checksum,encrypt,flock,lazystatfs,lruresize,nolock,statfs_project,nouser_fid2path,user_xattr,verbose) Started tar loop with pid 44403 Started dbench loop with 44404 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 Wed Apr 22 11:26:58 EDT 2026 waiting for dbench pid 44437 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 1 111 5.24 MB/sec warmup 1 sec latency 44.028 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210688 2176 2206464 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 2048 3723264 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 28672 3723264 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 30720 7446528 1% /mnt/lustre 1 223 4.31 MB/sec warmup 2 sec latency 51.227 ms 1 365 4.35 MB/sec warmup 3 sec latency 36.122 ms 1 511 4.43 MB/sec warmup 4 sec latency 29.481 ms test_26 fail mds1 1 times Failing mds1 on oleg138-server 1 678 4.24 MB/sec warmup 5 sec latency 115.864 ms Stopping /mnt/lustre-mds1 (opts:) on oleg138-server 1 734 3.55 MB/sec warmup 6 sec latency 515.225 ms 11:27:04 (1776871624) shut down facet: mds1 facet_host: oleg138-server facet_failover_host: oleg138-server 1 734 3.04 MB/sec warmup 7 sec latency 1515.364 ms 1 734 2.66 MB/sec warmup 8 sec latency 2515.484 ms 1 734 2.37 MB/sec warmup 9 sec latency 3515.606 ms 1 734 2.13 MB/sec warmup 10 sec latency 4515.722 ms 1 734 1.94 MB/sec warmup 11 sec latency 5515.863 ms 1 734 1.78 MB/sec warmup 12 sec latency 6516.055 ms 1 734 1.64 MB/sec warmup 13 sec latency 7516.201 ms 1 734 1.52 MB/sec warmup 14 sec latency 8516.345 ms 1 734 1.42 MB/sec warmup 15 sec latency 9516.523 ms 1 734 1.33 MB/sec warmup 16 sec latency 10516.694 ms Failover mds1 to oleg138-server mount facets: mds1 1 734 1.25 MB/sec warmup 17 sec latency 11516.836 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 734 1.18 MB/sec warmup 18 sec latency 12516.974 ms 1 734 1.12 MB/sec warmup 19 sec latency 13517.159 ms oleg138-server: oleg138-server.virtnet: executing set_default_debug -1 all pdsh@oleg138-client: oleg138-server: ssh exited with exit code 1 Started lustre-MDT0000 11:27:18 (1776871638) targets are mounted 11:27:18 (1776871638) facet_failover done 1 734 0.00 MB/sec execute 1 sec latency 15517.438 ms 1 734 0.00 MB/sec execute 2 sec latency 16517.586 ms 1 734 0.00 MB/sec execute 3 sec latency 17517.715 ms 1 734 0.00 MB/sec execute 4 sec latency 18517.883 ms 1 769 0.01 MB/sec execute 5 sec latency 19256.761 ms oleg138-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 908 0.07 MB/sec execute 6 sec latency 59.821 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1011 0.15 MB/sec execute 7 sec latency 69.036 ms 1 1207 0.22 MB/sec execute 8 sec latency 76.301 ms 1 1421 0.52 MB/sec execute 9 sec latency 34.932 ms 1 1560 0.48 MB/sec execute 10 sec latency 80.336 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2688 2205824 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 17408 3653632 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 45056 3587072 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 62464 7240704 1% /mnt/lustre 1 1665 0.45 MB/sec execute 11 sec latency 55.797 ms 1 1855 0.42 MB/sec execute 12 sec latency 31.761 ms 1 2042 0.41 MB/sec execute 13 sec latency 61.280 ms test_26 fail mds1 2 times Failing mds1 on oleg138-server 1 2264 0.40 MB/sec execute 14 sec latency 26.708 ms Stopping /mnt/lustre-mds1 (opts:) on oleg138-server 1 2388 0.44 MB/sec execute 15 sec latency 348.557 ms 11:27:33 (1776871653) shut down facet: mds1 facet_host: oleg138-server facet_failover_host: oleg138-server 1 2388 0.42 MB/sec execute 16 sec latency 1348.761 ms 1 2388 0.39 MB/sec execute 17 sec latency 2348.899 ms 1 2388 0.37 MB/sec execute 18 sec latency 3349.075 ms 1 2388 0.35 MB/sec execute 19 sec latency 4349.320 ms 1 2388 0.33 MB/sec execute 20 sec latency 5349.493 ms 1 2388 0.32 MB/sec execute 21 sec latency 6349.695 ms 1 2388 0.30 MB/sec execute 22 sec latency 7349.859 ms 1 2388 0.29 MB/sec execute 23 sec latency 8350.051 ms 1 2388 0.28 MB/sec execute 24 sec latency 9350.244 ms 1 2388 0.27 MB/sec execute 25 sec latency 10350.395 ms Failover mds1 to oleg138-server mount facets: mds1 1 2388 0.26 MB/sec execute 26 sec latency 11350.517 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 2388 0.25 MB/sec execute 27 sec latency 12350.624 ms 1 2388 0.24 MB/sec execute 28 sec latency 13350.759 ms oleg138-server: oleg138-server.virtnet: executing set_default_debug -1 all 1 2388 0.23 MB/sec execute 29 sec latency 14350.945 ms pdsh@oleg138-client: oleg138-server: ssh exited with exit code 1 Started lustre-MDT0000 11:27:47 (1776871667) targets are mounted 11:27:47 (1776871667) facet_failover done 1 2388 0.22 MB/sec execute 30 sec latency 15351.094 ms 1 2388 0.21 MB/sec execute 31 sec latency 16351.248 ms 1 2388 0.21 MB/sec execute 32 sec latency 17351.417 ms 1 2388 0.20 MB/sec execute 33 sec latency 18351.619 ms 1 2388 0.20 MB/sec execute 34 sec latency 19351.781 ms 1 2388 0.19 MB/sec execute 35 sec latency 20351.896 ms 1 2408 0.19 MB/sec execute 36 sec latency 21176.253 ms oleg138-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 2563 0.21 MB/sec execute 37 sec latency 84.971 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2583 0.20 MB/sec execute 38 sec latency 821.567 ms 1 2929 0.31 MB/sec execute 39 sec latency 47.768 ms 1 3237 0.33 MB/sec execute 40 sec latency 36.198 ms 1 3559 0.42 MB/sec execute 41 sec latency 23.650 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 3328 2205184 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 25600 3610624 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 49152 3587072 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 74752 7197696 2% /mnt/lustre 1 3729 0.42 MB/sec execute 42 sec latency 27.012 ms 1 3865 0.43 MB/sec execute 43 sec latency 66.033 ms 1 4014 0.43 MB/sec execute 44 sec latency 26.601 ms test_26 fail mds1 3 times 1 4165 0.42 MB/sec execute 45 sec latency 55.030 ms Failing mds1 on oleg138-server Stopping /mnt/lustre-mds1 (opts:) on oleg138-server 1 4292 0.42 MB/sec execute 46 sec latency 203.903 ms 1 4302 0.41 MB/sec execute 47 sec latency 870.174 ms 11:28:05 (1776871685) shut down facet: mds1 facet_host: oleg138-server facet_failover_host: oleg138-server 1 4302 0.40 MB/sec execute 48 sec latency 1870.438 ms 1 4302 0.39 MB/sec execute 49 sec latency 2870.596 ms 1 4302 0.38 MB/sec execute 50 sec latency 3870.802 ms 1 4302 0.37 MB/sec execute 51 sec latency 4870.939 ms 1 4302 0.37 MB/sec execute 52 sec latency 5871.105 ms 1 4302 0.36 MB/sec execute 53 sec latency 6871.297 ms 1 4302 0.35 MB/sec execute 54 sec latency 7871.461 ms 1 4302 0.35 MB/sec execute 55 sec latency 8871.610 ms 1 4302 0.34 MB/sec execute 56 sec latency 9871.785 ms 1 4302 0.34 MB/sec execute 57 sec latency 10871.962 ms Failover mds1 to oleg138-server mount facets: mds1 1 4302 0.33 MB/sec execute 58 sec latency 11872.202 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 4302 0.32 MB/sec execute 59 sec latency 12872.342 ms 1 4302 0.32 MB/sec execute 60 sec latency 13872.542 ms oleg138-server: oleg138-server.virtnet: executing set_default_debug -1 all pdsh@oleg138-client: oleg138-server: ssh exited with exit code 1 Started lustre-MDT0000 11:28:19 (1776871699) targets are mounted 11:28:19 (1776871699) facet_failover done 1 4302 0.31 MB/sec execute 61 sec latency 14872.710 ms 1 4302 0.31 MB/sec execute 62 sec latency 15872.830 ms 1 4302 0.30 MB/sec execute 63 sec latency 16873.081 ms 1 4302 0.30 MB/sec execute 64 sec latency 17873.258 ms 1 4302 0.29 MB/sec execute 65 sec latency 18873.440 ms 1 4340 0.29 MB/sec execute 66 sec latency 19539.521 ms oleg138-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 4472 0.29 MB/sec execute 67 sec latency 64.389 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 4606 0.30 MB/sec execute 68 sec latency 86.967 ms 1 4782 0.30 MB/sec execute 69 sec latency 34.520 ms 1 4972 0.34 MB/sec execute 70 sec latency 237.585 ms 1 5127 0.34 MB/sec execute 71 sec latency 79.722 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 4224 2204288 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 26624 3544064 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 50176 3518464 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 76800 7062528 2% /mnt/lustre 1 5261 0.33 MB/sec execute 72 sec latency 88.729 ms 1 5399 0.33 MB/sec execute 73 sec latency 29.218 ms 1 5575 0.33 MB/sec execute 74 sec latency 102.802 ms test_26 fail mds1 4 times 1 5732 0.33 MB/sec execute 75 sec latency 29.986 ms Failing mds1 on oleg138-server Stopping /mnt/lustre-mds1 (opts:) on oleg138-server 1 5894 0.34 MB/sec execute 76 sec latency 312.654 ms 11:28:34 (1776871714) shut down facet: mds1 facet_host: oleg138-server facet_failover_host: oleg138-server 1 5894 0.33 MB/sec execute 77 sec latency 1312.864 ms 1 5894 0.33 MB/sec execute 78 sec latency 2313.085 ms 1 5894 0.32 MB/sec execute 79 sec latency 3313.310 ms 1 5894 0.32 MB/sec execute 80 sec latency 4313.565 ms 1 5894 0.32 MB/sec execute 81 sec latency 5313.805 ms 1 5894 0.31 MB/sec execute 82 sec latency 6313.969 ms 1 5894 0.31 MB/sec execute 83 sec latency 7314.122 ms 1 5894 0.31 MB/sec execute 84 sec latency 8314.300 ms 1 5894 0.30 MB/sec execute 85 sec latency 9314.480 ms 1 5894 0.30 MB/sec execute 86 sec latency 10314.663 ms Failover mds1 to oleg138-server mount facets: mds1 1 5894 0.29 MB/sec execute 87 sec latency 11314.838 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 5894 0.29 MB/sec execute 88 sec latency 12314.943 ms 1 5894 0.29 MB/sec execute 89 sec latency 13315.048 ms oleg138-server: oleg138-server.virtnet: executing set_default_debug -1 all 1 5894 0.28 MB/sec execute 90 sec latency 14315.180 ms pdsh@oleg138-client: oleg138-server: ssh exited with exit code 1 Started lustre-MDT0000 11:28:48 (1776871728) targets are mounted 11:28:48 (1776871728) facet_failover done 1 5894 0.28 MB/sec execute 91 sec latency 15315.351 ms 1 5894 0.28 MB/sec execute 92 sec latency 16315.565 ms 1 5894 0.28 MB/sec execute 93 sec latency 17315.762 ms 1 5894 0.27 MB/sec execute 94 sec latency 18315.965 ms 1 5894 0.27 MB/sec execute 95 sec latency 19316.089 ms 1 5894 0.27 MB/sec execute 96 sec latency 20316.191 ms oleg138-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 5996 0.27 MB/sec execute 97 sec latency 20320.025 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 6162 0.27 MB/sec execute 98 sec latency 48.808 ms 1 6533 0.32 MB/sec execute 99 sec latency 69.191 ms 1 cleanup 100 sec 1 cleanup 101 sec 0 cleanup 101 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 1006 15.309 66.004 Close 773 27.522 19256.708 Rename 47 475.054 21176.236 Unlink 171 9.656 55.014 Qpathinfo 967 25.781 20320.012 Qfileinfo 181 0.999 3.956 Qfsinfo 157 0.521 6.757 Sfileinfo 95 220.819 19539.511 Find 344 2.460 50.036 WriteX 539 3.714 14.637 ReadX 1738 0.372 76.288 LockX 4 2.143 2.591 UnlockX 4 2.324 2.501 Flush 70 44.370 203.888 Throughput 0.316235 MB/sec 1 clients 1 procs max_latency=21176.253 ms stopping dbench on /mnt/lustre at Wed Apr 22 11:28:59 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 4480 2204032 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 28672 3680256 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 51200 3673088 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 79872 7353344 2% /mnt/lustre 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 Wed Apr 22 11:29:01 EDT 2026 waiting for dbench pid 48395 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 1 154 6.54 MB/sec warmup 1 sec latency 42.769 ms test_26 fail mds1 5 times 1 288 5.35 MB/sec warmup 2 sec latency 44.944 ms Failing mds1 on oleg138-server Stopping /mnt/lustre-mds1 (opts:) on oleg138-server 1 404 4.78 MB/sec warmup 3 sec latency 250.592 ms 11:29:05 (1776871745) shut down facet: mds1 facet_host: oleg138-server facet_failover_host: oleg138-server 1 404 3.59 MB/sec warmup 4 sec latency 1250.804 ms 1 404 2.87 MB/sec warmup 5 sec latency 2250.983 ms 1 404 2.39 MB/sec warmup 6 sec latency 3251.197 ms 1 404 2.05 MB/sec warmup 7 sec latency 4251.421 ms 1 404 1.79 MB/sec warmup 8 sec latency 5251.676 ms 1 404 1.59 MB/sec warmup 9 sec latency 6251.900 ms 1 404 1.43 MB/sec warmup 10 sec latency 7252.042 ms 1 404 1.30 MB/sec warmup 11 sec latency 8252.208 ms 1 404 1.20 MB/sec warmup 12 sec latency 9252.366 ms 1 404 1.10 MB/sec warmup 13 sec latency 10252.571 ms Failover mds1 to oleg138-server mount facets: mds1 1 404 1.02 MB/sec warmup 14 sec latency 11252.732 ms 1 404 0.96 MB/sec warmup 15 sec latency 12252.871 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 404 0.90 MB/sec warmup 16 sec latency 13253.044 ms oleg138-server: oleg138-server.virtnet: executing set_default_debug -1 all 1 404 0.84 MB/sec warmup 17 sec latency 14253.234 ms pdsh@oleg138-client: oleg138-server: ssh exited with exit code 1 Started lustre-MDT0000 11:29:19 (1776871759) targets are mounted 11:29:19 (1776871759) facet_failover done 1 404 0.80 MB/sec warmup 18 sec latency 15253.469 ms 1 404 0.75 MB/sec warmup 19 sec latency 16253.631 ms 1 404 0.00 MB/sec execute 1 sec latency 18253.989 ms 1 404 0.00 MB/sec execute 2 sec latency 19254.169 ms 1 404 0.00 MB/sec execute 3 sec latency 20254.307 ms 1 510 0.85 MB/sec execute 4 sec latency 20488.671 ms oleg138-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 666 1.36 MB/sec execute 5 sec latency 171.919 ms 1 756 1.17 MB/sec execute 6 sec latency 216.566 ms 1 885 1.05 MB/sec execute 7 sec latency 99.323 ms 1 995 0.95 MB/sec execute 8 sec latency 89.387 ms 1 1173 0.96 MB/sec execute 9 sec latency 29.835 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2688 2205824 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 12288 3739648 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 37888 3713024 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 50176 7452672 1% /mnt/lustre 1 1384 1.17 MB/sec execute 10 sec latency 82.039 ms 1 1551 1.07 MB/sec execute 11 sec latency 103.527 ms 1 1735 0.99 MB/sec execute 12 sec latency 53.715 ms test_26 fail mds1 6 times 1 1932 0.93 MB/sec execute 13 sec latency 66.512 ms Failing mds1 on oleg138-server Stopping /mnt/lustre-mds1 (opts:) on oleg138-server 1 2068 0.88 MB/sec execute 14 sec latency 364.604 ms 11:29:36 (1776871776) shut down facet: mds1 facet_host: oleg138-server facet_failover_host: oleg138-server 1 2068 0.82 MB/sec execute 15 sec latency 1364.785 ms 1 2068 0.77 MB/sec execute 16 sec latency 2364.943 ms 1 2068 0.72 MB/sec execute 17 sec latency 3365.157 ms 1 2068 0.68 MB/sec execute 18 sec latency 4365.322 ms 1 2068 0.65 MB/sec execute 19 sec latency 5365.494 ms 1 2068 0.61 MB/sec execute 20 sec latency 6365.661 ms 1 2068 0.58 MB/sec execute 21 sec latency 7365.873 ms 1 2068 0.56 MB/sec execute 22 sec latency 8366.096 ms 1 2068 0.53 MB/sec execute 23 sec latency 9366.232 ms 1 2068 0.51 MB/sec execute 24 sec latency 10366.357 ms Failover mds1 to oleg138-server mount facets: mds1 1 2068 0.49 MB/sec execute 25 sec latency 11366.472 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 2068 0.47 MB/sec execute 26 sec latency 12366.574 ms 1 2068 0.45 MB/sec execute 27 sec latency 13366.724 ms oleg138-server: oleg138-server.virtnet: executing set_default_debug -1 all pdsh@oleg138-client: oleg138-server: ssh exited with exit code 1 1 2068 0.44 MB/sec execute 28 sec latency 14366.838 ms Started lustre-MDT0000 11:29:49 (1776871789) targets are mounted 11:29:49 (1776871789) facet_failover done 1 2068 0.42 MB/sec execute 29 sec latency 15366.958 ms 1 2068 0.41 MB/sec execute 30 sec latency 16367.104 ms 1 2068 0.40 MB/sec execute 31 sec latency 17367.280 ms 1 2068 0.38 MB/sec execute 32 sec latency 18367.427 ms 1 2068 0.37 MB/sec execute 33 sec latency 19367.545 ms 1 2068 0.36 MB/sec execute 34 sec latency 20367.694 ms oleg138-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 2198 0.35 MB/sec execute 35 sec latency 20535.135 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2388 0.38 MB/sec execute 36 sec latency 62.948 ms 1 2554 0.39 MB/sec execute 37 sec latency 47.560 ms 1 2566 0.38 MB/sec execute 38 sec latency 936.435 ms 1 2771 0.45 MB/sec execute 39 sec latency 1236.098 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 3739648 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 40960 3667968 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 54272 7407616 1% /mnt/lustre 1 3010 0.48 MB/sec execute 40 sec latency 68.403 ms 1 3353 0.51 MB/sec execute 41 sec latency 38.976 ms 1 3628 0.58 MB/sec execute 42 sec latency 25.536 ms test_26 fail mds1 7 times 1 3782 0.59 MB/sec execute 43 sec latency 28.417 ms Failing mds1 on oleg138-server Stopping /mnt/lustre-mds1 (opts:) on oleg138-server 1 3883 0.58 MB/sec execute 44 sec latency 217.338 ms 11:30:06 (1776871806) shut down facet: mds1 facet_host: oleg138-server facet_failover_host: oleg138-server 1 3883 0.56 MB/sec execute 45 sec latency 1217.488 ms 1 3883 0.55 MB/sec execute 46 sec latency 2217.639 ms 1 3883 0.54 MB/sec execute 47 sec latency 3217.765 ms 1 3883 0.53 MB/sec execute 48 sec latency 4217.902 ms 1 3883 0.52 MB/sec execute 49 sec latency 5218.083 ms 1 3883 0.51 MB/sec execute 50 sec latency 6218.225 ms 1 3883 0.50 MB/sec execute 51 sec latency 7218.431 ms 1 3883 0.49 MB/sec execute 52 sec latency 8218.566 ms 1 3883 0.48 MB/sec execute 53 sec latency 9218.775 ms 1 3883 0.47 MB/sec execute 54 sec latency 10218.974 ms Failover mds1 to oleg138-server mount facets: mds1 1 3883 0.46 MB/sec execute 55 sec latency 11219.153 ms 1 3883 0.45 MB/sec execute 56 sec latency 12219.330 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 3883 0.45 MB/sec execute 57 sec latency 13219.506 ms oleg138-server: oleg138-server.virtnet: executing set_default_debug -1 all 1 3883 0.44 MB/sec execute 58 sec latency 14219.672 ms pdsh@oleg138-client: oleg138-server: ssh exited with exit code 1 Started lustre-MDT0000 11:30:20 (1776871820) targets are mounted 11:30:20 (1776871820) facet_failover done 1 3883 0.43 MB/sec execute 59 sec latency 15219.823 ms 1 3883 0.42 MB/sec execute 60 sec latency 16219.993 ms 1 3883 0.42 MB/sec execute 61 sec latency 17220.138 ms 1 3883 0.41 MB/sec execute 62 sec latency 18220.276 ms 1 3883 0.40 MB/sec execute 63 sec latency 19220.436 ms 1 3956 0.40 MB/sec execute 64 sec latency 19673.322 ms oleg138-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 4105 0.40 MB/sec execute 65 sec latency 28.012 ms 1 4238 0.39 MB/sec execute 66 sec latency 84.580 ms 1 4338 0.39 MB/sec execute 67 sec latency 75.151 ms 1 4458 0.39 MB/sec execute 68 sec latency 70.015 ms 1 4578 0.39 MB/sec execute 69 sec latency 51.992 ms 1 4789 0.40 MB/sec execute 70 sec latency 26.712 ms dbench killed by signal 15 stopping dbench on /mnt/lustre at Wed Apr 22 11:30:32 EDT 2026 with return code 0 48395 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 48395 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished