== replay-dual test 26: dbench and tar with mds failover ========================================================== 21:07:00 (1768010820) Starting client oleg201-client.virtnet: -o user_xattr,flock 192.168.202.101@tcp:/lustre /mnt/lustre Started clients oleg201-client.virtnet: 192.168.202.101@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 64896 Started dbench loop with 64897 striped dir -i0 -c2 -H crush2 /mnt/lustre2/d26.replay-dual/run_dbench striped dir -i0 -c2 -H crush /mnt/lustre/d26.replay-dual/run_tar 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 Jan 9 21:07:02 EST 2026 waiting for dbench pid 64940 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 1 137 6.02 MB/sec warmup 1 sec latency 35.333 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2004 1269300 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1780 1269524 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 26140 3579624 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1544 3605476 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 27684 7185100 1% /mnt/lustre 1 236 4.51 MB/sec warmup 2 sec latency 167.300 ms 1 363 4.33 MB/sec warmup 3 sec latency 42.713 ms 1 483 4.22 MB/sec warmup 4 sec latency 48.298 ms 1 672 4.23 MB/sec warmup 5 sec latency 68.814 ms test_26 fail mds1 1 times 1 785 3.57 MB/sec warmup 6 sec latency 41.149 ms Failing mds1 on oleg201-server Stopping /mnt/lustre-mds1 (opts:) on oleg201-server 1 856 3.08 MB/sec warmup 7 sec latency 376.255 ms 21:07:09 (1768010829) shut down facet: mds1 facet_host: oleg201-server facet_failover_host: oleg201-server 1 856 2.70 MB/sec warmup 8 sec latency 1376.575 ms 1 856 2.40 MB/sec warmup 9 sec latency 2376.817 ms 1 856 2.16 MB/sec warmup 10 sec latency 3377.024 ms 1 856 1.96 MB/sec warmup 11 sec latency 4377.231 ms 1 856 1.80 MB/sec warmup 12 sec latency 5377.414 ms 1 856 1.66 MB/sec warmup 13 sec latency 6377.535 ms 1 856 1.54 MB/sec warmup 14 sec latency 7377.656 ms 1 856 1.44 MB/sec warmup 15 sec latency 8377.832 ms 1 856 1.35 MB/sec warmup 16 sec latency 9377.994 ms 1 856 1.27 MB/sec warmup 17 sec latency 10378.185 ms Failover mds1 to oleg201-server mount facets: mds1 1 856 1.20 MB/sec warmup 18 sec latency 11378.295 ms 1 856 1.14 MB/sec warmup 19 sec latency 12378.418 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 856 0.00 MB/sec execute 1 sec latency 14378.653 ms 1 856 0.00 MB/sec execute 2 sec latency 15378.843 ms oleg201-server: oleg201-server.virtnet: executing set_default_debug -1 all pdsh@oleg201-client: oleg201-server: ssh exited with exit code 1 Started lustre-MDT0000 21:07:25 (1768010845) targets are mounted 21:07:25 (1768010845) facet_failover done 1 856 0.00 MB/sec execute 3 sec latency 16379.019 ms 1 856 0.00 MB/sec execute 4 sec latency 17379.171 ms 1 856 0.00 MB/sec execute 5 sec latency 18379.319 ms 1 856 0.00 MB/sec execute 6 sec latency 19379.420 ms 1 884 0.01 MB/sec execute 7 sec latency 19963.837 ms oleg201-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 933 0.02 MB/sec execute 8 sec latency 534.145 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1107 0.15 MB/sec execute 9 sec latency 36.089 ms 1 1252 0.15 MB/sec execute 10 sec latency 32.598 ms 1 1467 0.41 MB/sec execute 11 sec latency 167.310 ms 1 1591 0.38 MB/sec execute 12 sec latency 274.555 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2404 1268900 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2132 1269172 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 47224 3554748 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 12752 3593884 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 59976 7148632 1% /mnt/lustre 1 1712 0.36 MB/sec execute 13 sec latency 36.176 ms 1 1868 0.34 MB/sec execute 14 sec latency 25.265 ms 1 2045 0.34 MB/sec execute 15 sec latency 33.647 ms 1 2204 0.32 MB/sec execute 16 sec latency 38.057 ms test_26 fail mds2 2 times 1 2407 0.38 MB/sec execute 17 sec latency 38.324 ms Failing mds2 on oleg201-server Stopping /mnt/lustre-mds2 (opts:) on oleg201-server 1 2562 0.41 MB/sec execute 18 sec latency 256.989 ms 21:07:40 (1768010860) shut down facet: mds2 facet_host: oleg201-server facet_failover_host: oleg201-server 1 2562 0.39 MB/sec execute 19 sec latency 1257.169 ms 1 2562 0.37 MB/sec execute 20 sec latency 2257.333 ms 1 2562 0.35 MB/sec execute 21 sec latency 3257.494 ms 1 2562 0.33 MB/sec execute 22 sec latency 4257.694 ms 1 2562 0.32 MB/sec execute 23 sec latency 5257.882 ms 1 2562 0.31 MB/sec execute 24 sec latency 6258.055 ms 1 2562 0.29 MB/sec execute 25 sec latency 7258.239 ms 1 2562 0.28 MB/sec execute 26 sec latency 8258.442 ms 1 2562 0.27 MB/sec execute 27 sec latency 9258.646 ms 1 2562 0.26 MB/sec execute 28 sec latency 10258.836 ms Failover mds2 to oleg201-server mount facets: mds2 1 2562 0.25 MB/sec execute 29 sec latency 11259.033 ms 1 2562 0.24 MB/sec execute 30 sec latency 12259.169 ms 1 2562 0.24 MB/sec execute 31 sec latency 13259.299 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2562 0.23 MB/sec execute 32 sec latency 14259.486 ms 1 2562 0.22 MB/sec execute 33 sec latency 15259.708 ms oleg201-server: oleg201-server.virtnet: executing set_default_debug -1 all pdsh@oleg201-client: oleg201-server: ssh exited with exit code 1 Started lustre-MDT0001 21:07:56 (1768010876) targets are mounted 21:07:56 (1768010876) facet_failover done 1 2562 0.22 MB/sec execute 34 sec latency 16259.926 ms 1 2562 0.21 MB/sec execute 35 sec latency 17260.061 ms 1 2562 0.20 MB/sec execute 36 sec latency 18260.202 ms 1 2562 0.20 MB/sec execute 37 sec latency 19260.401 ms 1 2608 0.20 MB/sec execute 38 sec latency 19905.465 ms oleg201-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2990 0.31 MB/sec execute 39 sec latency 47.132 ms 1 3361 0.35 MB/sec execute 40 sec latency 27.027 ms 1 3641 0.42 MB/sec execute 41 sec latency 32.335 ms 1 3827 0.43 MB/sec execute 42 sec latency 25.650 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2956 1268348 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2772 1268532 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 57024 3547392 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 14128 3587608 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 71152 7135000 1% /mnt/lustre 1 3963 0.43 MB/sec execute 43 sec latency 50.118 ms 1 4094 0.42 MB/sec execute 44 sec latency 30.302 ms 1 4236 0.42 MB/sec execute 45 sec latency 138.354 ms 1 4374 0.41 MB/sec execute 46 sec latency 160.427 ms 1 4526 0.41 MB/sec execute 47 sec latency 31.988 ms test_26 fail mds1 3 times Failing mds1 on oleg201-server 1 4693 0.43 MB/sec execute 48 sec latency 32.941 ms Stopping /mnt/lustre-mds1 (opts:) on oleg201-server 1 4780 0.42 MB/sec execute 49 sec latency 303.611 ms 1 4780 0.41 MB/sec execute 50 sec latency 1303.874 ms 1 4780 0.40 MB/sec execute 51 sec latency 2304.151 ms 1 4780 0.40 MB/sec execute 52 sec latency 3304.371 ms 1 4780 0.39 MB/sec execute 53 sec latency 4304.598 ms 1 4780 0.38 MB/sec execute 54 sec latency 5304.820 ms 1 4780 0.37 MB/sec execute 55 sec latency 6304.987 ms 21:08:17 (1768010897) shut down facet: mds1 facet_host: oleg201-server facet_failover_host: oleg201-server 1 4780 0.37 MB/sec execute 56 sec latency 7305.181 ms 1 4780 0.36 MB/sec execute 57 sec latency 8305.350 ms 1 4780 0.36 MB/sec execute 58 sec latency 9305.526 ms 1 4780 0.35 MB/sec execute 59 sec latency 10305.756 ms 1 4780 0.34 MB/sec execute 60 sec latency 11305.908 ms 1 4780 0.34 MB/sec execute 61 sec latency 12306.109 ms 1 4780 0.33 MB/sec execute 62 sec latency 13306.290 ms 1 4780 0.33 MB/sec execute 63 sec latency 14306.529 ms 1 4780 0.32 MB/sec execute 64 sec latency 15306.807 ms 1 4780 0.32 MB/sec execute 65 sec latency 16307.038 ms Failover mds1 to oleg201-server mount facets: mds1 1 4780 0.31 MB/sec execute 66 sec latency 17307.307 ms 1 4780 0.31 MB/sec execute 67 sec latency 18307.467 ms 1 4780 0.30 MB/sec execute 68 sec latency 19307.606 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 4780 0.30 MB/sec execute 69 sec latency 20307.802 ms 1 4780 0.29 MB/sec execute 70 sec latency 21308.005 ms oleg201-server: oleg201-server.virtnet: executing set_default_debug -1 all pdsh@oleg201-client: oleg201-server: ssh exited with exit code 1 1 4780 0.29 MB/sec execute 71 sec latency 22308.149 ms Started lustre-MDT0000 21:08:33 (1768010913) targets are mounted 21:08:33 (1768010913) facet_failover done 1 4780 0.29 MB/sec execute 72 sec latency 23308.367 ms 1 4780 0.28 MB/sec execute 73 sec latency 24308.552 ms 1 4780 0.28 MB/sec execute 74 sec latency 25308.761 ms 1 4780 0.27 MB/sec execute 75 sec latency 26308.946 ms 1 4851 0.27 MB/sec execute 76 sec latency 26648.888 ms oleg201-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 5063 0.31 MB/sec execute 77 sec latency 48.966 ms 1 5220 0.30 MB/sec execute 78 sec latency 30.681 ms 1 5401 0.30 MB/sec execute 79 sec latency 35.094 ms 1 5602 0.30 MB/sec execute 80 sec latency 23.749 ms 1 5819 0.30 MB/sec execute 81 sec latency 28.628 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 3516 1267788 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 3348 1267956 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 56960 3549132 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 16136 3590132 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 73096 7139264 2% /mnt/lustre 1 5978 0.31 MB/sec execute 82 sec latency 30.485 ms 1 6048 0.32 MB/sec execute 83 sec latency 518.176 ms 1 6429 0.35 MB/sec execute 84 sec latency 534.869 ms 1 6746 0.37 MB/sec execute 85 sec latency 38.968 ms test_26 fail mds2 4 times Failing mds2 on oleg201-server 1 7047 0.42 MB/sec execute 86 sec latency 26.024 ms Stopping /mnt/lustre-mds2 (opts:) on oleg201-server 1 7174 0.42 MB/sec execute 87 sec latency 446.160 ms 21:08:49 (1768010929) shut down facet: mds2 facet_host: oleg201-server facet_failover_host: oleg201-server 1 7174 0.41 MB/sec execute 88 sec latency 1446.337 ms 1 7174 0.41 MB/sec execute 89 sec latency 2446.555 ms 1 7174 0.40 MB/sec execute 90 sec latency 3446.777 ms 1 7174 0.40 MB/sec execute 91 sec latency 4446.970 ms 1 7174 0.39 MB/sec execute 92 sec latency 5447.160 ms 1 7174 0.39 MB/sec execute 93 sec latency 6447.376 ms 1 7174 0.38 MB/sec execute 94 sec latency 7447.633 ms 1 7174 0.38 MB/sec execute 95 sec latency 8447.857 ms 1 7174 0.38 MB/sec execute 96 sec latency 9448.051 ms 1 7174 0.37 MB/sec execute 97 sec latency 10448.270 ms Failover mds2 to oleg201-server mount facets: mds2 1 7174 0.37 MB/sec execute 98 sec latency 11448.479 ms 1 7174 0.37 MB/sec execute 99 sec latency 12448.661 ms 1 cleanup 100 sec Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 cleanup 101 sec 1 cleanup 102 sec oleg201-server: oleg201-server.virtnet: executing set_default_debug -1 all pdsh@oleg201-client: oleg201-server: ssh exited with exit code 1 Started lustre-MDT0001 21:09:05 (1768010945) targets are mounted 21:09:05 (1768010945) facet_failover done 1 cleanup 103 sec 1 cleanup 104 sec 1 cleanup 105 sec 1 cleanup 106 sec 1 cleanup 107 sec oleg201-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 cleanup 108 sec mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 0 cleanup 109 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 1028 53.721 20491.060 Close 796 3.482 534.844 Rename 47 25.211 47.115 Unlink 176 8.807 29.455 Qpathinfo 991 51.979 26648.867 Qfileinfo 184 0.926 4.172 Qfsinfo 175 0.497 7.674 Sfileinfo 89 15.901 37.224 Find 388 4.804 18.642 WriteX 543 4.024 27.775 ReadX 1826 0.299 38.036 LockX 4 1.935 2.226 UnlockX 4 2.265 2.510 Flush 68 14.954 160.408 Throughput 0.36503 MB/sec 1 clients 1 procs max_latency=26648.888 ms stopping dbench on /mnt/lustre at Fri Jan 9 21:09:10 EST 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished striped dir -i0 -c2 -H crush2 /mnt/lustre2/d26.replay-dual/run_dbench 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 Jan 9 21:09:13 EST 2026 waiting for dbench pid 69120 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 1 101 4.65 MB/sec warmup 1 sec latency 31.328 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 3836 1267468 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 3636 1267668 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 21744 3584188 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 30184 3575728 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 51928 7159916 1% /mnt/lustre 1 184 3.69 MB/sec warmup 2 sec latency 127.383 ms 1 287 3.57 MB/sec warmup 3 sec latency 215.949 ms 1 397 3.52 MB/sec warmup 4 sec latency 291.909 ms 1 541 3.82 MB/sec warmup 5 sec latency 33.388 ms test_26 fail mds1 5 times 1 721 3.55 MB/sec warmup 6 sec latency 33.140 ms Failing mds1 on oleg201-server Stopping /mnt/lustre-mds1 (opts:) on oleg201-server 1 870 3.09 MB/sec warmup 7 sec latency 34.116 ms 1 885 2.71 MB/sec warmup 8 sec latency 481.714 ms 21:09:21 (1768010961) shut down facet: mds1 facet_host: oleg201-server facet_failover_host: oleg201-server 1 885 2.41 MB/sec warmup 9 sec latency 1399.171 ms 1 885 2.17 MB/sec warmup 10 sec latency 2399.299 ms 1 885 1.97 MB/sec warmup 11 sec latency 3399.440 ms 1 885 1.81 MB/sec warmup 12 sec latency 4399.544 ms 1 885 1.67 MB/sec warmup 13 sec latency 5399.659 ms 1 885 1.55 MB/sec warmup 14 sec latency 6399.783 ms 1 885 1.44 MB/sec warmup 15 sec latency 7399.915 ms 1 885 1.35 MB/sec warmup 16 sec latency 8400.087 ms 1 885 1.27 MB/sec warmup 17 sec latency 9400.230 ms 1 885 1.20 MB/sec warmup 18 sec latency 10400.410 ms Failover mds1 to oleg201-server mount facets: mds1 1 885 1.14 MB/sec warmup 19 sec latency 11400.557 ms 1 885 0.00 MB/sec execute 1 sec latency 13400.825 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 885 0.00 MB/sec execute 2 sec latency 14400.998 ms 1 885 0.00 MB/sec execute 3 sec latency 15401.251 ms oleg201-server: oleg201-server.virtnet: executing set_default_debug -1 all pdsh@oleg201-client: oleg201-server: ssh exited with exit code 1 1 885 0.00 MB/sec execute 4 sec latency 16401.446 ms Started lustre-MDT0000 21:09:37 (1768010977) targets are mounted 21:09:37 (1768010977) facet_failover done 1 885 0.00 MB/sec execute 5 sec latency 17401.638 ms 1 885 0.00 MB/sec execute 6 sec latency 18401.851 ms 1 885 0.00 MB/sec execute 7 sec latency 19402.079 ms 1 921 0.01 MB/sec execute 8 sec latency 20099.768 ms oleg201-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 1063 0.14 MB/sec execute 9 sec latency 63.963 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1201 0.14 MB/sec execute 10 sec latency 37.165 ms 1 1410 0.39 MB/sec execute 11 sec latency 35.962 ms 1 1500 0.36 MB/sec execute 12 sec latency 191.210 ms 1 1627 0.35 MB/sec execute 13 sec latency 29.235 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 3160 1268144 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 3256 1268048 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 21852 3573860 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 29992 3564676 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 51844 7138536 1% /mnt/lustre 1 1738 0.33 MB/sec execute 14 sec latency 80.645 ms 1 1967 0.32 MB/sec execute 15 sec latency 36.368 ms 1 2166 0.32 MB/sec execute 16 sec latency 28.577 ms 1 2388 0.37 MB/sec execute 17 sec latency 77.635 ms test_26 fail mds2 6 times 1 2575 0.40 MB/sec execute 18 sec latency 28.210 ms Failing mds2 on oleg201-server Stopping /mnt/lustre-mds2 (opts:) on oleg201-server 1 2892 0.58 MB/sec execute 19 sec latency 87.999 ms 1 2903 0.56 MB/sec execute 20 sec latency 931.821 ms 21:09:53 (1768010993) shut down facet: mds2 facet_host: oleg201-server facet_failover_host: oleg201-server 1 2903 0.53 MB/sec execute 21 sec latency 1931.972 ms 1 2903 0.51 MB/sec execute 22 sec latency 2932.199 ms 1 2903 0.48 MB/sec execute 23 sec latency 3932.423 ms 1 2903 0.46 MB/sec execute 24 sec latency 4932.698 ms 1 2903 0.45 MB/sec execute 25 sec latency 5932.937 ms 1 2903 0.43 MB/sec execute 26 sec latency 6933.158 ms 1 2903 0.41 MB/sec execute 27 sec latency 7933.399 ms 1 2903 0.40 MB/sec execute 28 sec latency 8933.650 ms 1 2903 0.38 MB/sec execute 29 sec latency 9935.000 ms 1 2903 0.37 MB/sec execute 30 sec latency 10935.185 ms Failover mds2 to oleg201-server mount facets: mds2 1 2903 0.36 MB/sec execute 31 sec latency 11935.309 ms 1 2903 0.35 MB/sec execute 32 sec latency 12935.456 ms 1 2903 0.34 MB/sec execute 33 sec latency 13935.659 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2903 0.33 MB/sec execute 34 sec latency 14935.778 ms oleg201-server: oleg201-server.virtnet: executing set_default_debug -1 all 1 2903 0.32 MB/sec execute 35 sec latency 15935.958 ms pdsh@oleg201-client: oleg201-server: ssh exited with exit code 1 Started lustre-MDT0001 21:10:09 (1768011009) targets are mounted 21:10:09 (1768011009) facet_failover done 1 2903 0.31 MB/sec execute 36 sec latency 16936.167 ms 1 2903 0.30 MB/sec execute 37 sec latency 17936.336 ms 1 2903 0.29 MB/sec execute 38 sec latency 18936.545 ms 1 2903 0.29 MB/sec execute 39 sec latency 19936.702 ms 1 2975 0.30 MB/sec execute 40 sec latency 20606.125 ms oleg201-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 3286 0.33 MB/sec execute 41 sec latency 31.495 ms 1 3584 0.40 MB/sec execute 42 sec latency 28.088 ms 1 3773 0.42 MB/sec execute 43 sec latency 27.853 ms 1 3914 0.42 MB/sec execute 44 sec latency 32.950 ms 1 4038 0.41 MB/sec execute 45 sec latency 122.149 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2332 1268972 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2148 1269156 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 12312 3594056 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 38116 3564980 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 50428 7159036 1% /mnt/lustre 1 4138 0.40 MB/sec execute 46 sec latency 177.828 ms 1 4292 0.40 MB/sec execute 47 sec latency 90.757 ms striped dir -i0 -c2 -H all_char /mnt/lustre/d26.replay-dual/run_tar 1 4370 0.39 MB/sec execute 48 sec latency 496.060 ms 1 4509 0.39 MB/sec execute 49 sec latency 71.635 ms test_26 fail mds1 7 times 1 4693 0.41 MB/sec execute 50 sec latency 32.819 ms Failing mds1 on oleg201-server Stopping /mnt/lustre-mds1 (opts:) on oleg201-server 1 4828 0.40 MB/sec execute 51 sec latency 33.917 ms 1 4829 0.40 MB/sec execute 52 sec latency 998.955 ms 21:10:25 (1768011025) shut down facet: mds1 facet_host: oleg201-server facet_failover_host: oleg201-server 1 4829 0.39 MB/sec execute 53 sec latency 1999.169 ms 1 4829 0.38 MB/sec execute 54 sec latency 2999.407 ms 1 4829 0.37 MB/sec execute 55 sec latency 3999.682 ms 1 4829 0.37 MB/sec execute 56 sec latency 4999.845 ms 1 4829 0.36 MB/sec execute 57 sec latency 6000.051 ms 1 4829 0.35 MB/sec execute 58 sec latency 7000.217 ms 1 4829 0.35 MB/sec execute 59 sec latency 8000.383 ms 1 4829 0.34 MB/sec execute 60 sec latency 9000.574 ms 1 4829 0.34 MB/sec execute 61 sec latency 10000.806 ms 1 4829 0.33 MB/sec execute 62 sec latency 11001.018 ms Failover mds1 to oleg201-server mount facets: mds1 1 4829 0.33 MB/sec execute 63 sec latency 12001.490 ms 1 4829 0.32 MB/sec execute 64 sec latency 13001.689 ms 1 4829 0.32 MB/sec execute 65 sec latency 14001.885 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 4829 0.31 MB/sec execute 66 sec latency 15002.078 ms oleg201-server: oleg201-server.virtnet: executing set_default_debug -1 all 1 4829 0.31 MB/sec execute 67 sec latency 16002.243 ms pdsh@oleg201-client: oleg201-server: ssh exited with exit code 1 Started lustre-MDT0000 21:10:41 (1768011041) targets are mounted 21:10:41 (1768011041) facet_failover done 1 4829 0.30 MB/sec execute 68 sec latency 17002.412 ms 1 4829 0.30 MB/sec execute 69 sec latency 18002.661 ms 1 4829 0.29 MB/sec execute 70 sec latency 19002.906 ms 1 4829 0.29 MB/sec execute 71 sec latency 20003.114 ms 1 4944 0.33 MB/sec execute 72 sec latency 20724.892 ms oleg201-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 5069 0.32 MB/sec execute 73 sec latency 40.154 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 5216 0.32 MB/sec execute 74 sec latency 40.357 ms 1 5352 0.32 MB/sec execute 75 sec latency 50.733 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Fri Jan 9 21:10:49 EST 2026 with return code 0 69120 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 69120 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished