== replay-dual test 26: dbench and tar with mds failover ========================================================== 09:46:29 (1790948789) Starting client oleg350-client.virtnet: -o user_xattr,flock 192.168.203.150@tcp:/lustre /mnt/lustre Started clients oleg350-client.virtnet: 192.168.203.150@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 45233 Started dbench loop with 45234 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 22528 3729408 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 2048 3751936 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 24576 7481344 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 Oct 2 09:46:35 EDT 2026 waiting for dbench pid 45300 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 31 1.04 MB/sec warmup 1 sec latency 102.658 ms 1 78 1.69 MB/sec warmup 2 sec latency 154.884 ms 1 121 1.82 MB/sec warmup 3 sec latency 165.489 ms 1 150 1.56 MB/sec warmup 4 sec latency 147.148 ms test_26 fail mds1 1 times 1 176 1.41 MB/sec warmup 5 sec latency 212.242 ms 1 207 1.35 MB/sec warmup 6 sec latency 146.471 ms 1 236 1.28 MB/sec warmup 7 sec latency 162.074 ms Failing mds1 on oleg350-server 1 263 1.23 MB/sec warmup 8 sec latency 184.395 ms Stopping /mnt/lustre-mds1 (opts:) on oleg350-server 1 295 1.21 MB/sec warmup 9 sec latency 139.412 ms 1 305 1.12 MB/sec warmup 10 sec latency 736.707 ms 1 305 1.02 MB/sec warmup 11 sec latency 1737.546 ms 1 305 0.93 MB/sec warmup 12 sec latency 2737.797 ms 09:46:47 (1790948807) shut down facet: mds1 facet_host: oleg350-server facet_failover_host: oleg350-server 1 305 0.86 MB/sec warmup 13 sec latency 3738.065 ms 1 305 0.80 MB/sec warmup 14 sec latency 4739.941 ms 1 305 0.75 MB/sec warmup 15 sec latency 5740.873 ms 1 305 0.70 MB/sec warmup 16 sec latency 6741.432 ms 1 305 0.66 MB/sec warmup 17 sec latency 7743.416 ms 1 305 0.62 MB/sec warmup 18 sec latency 8743.642 ms 1 305 0.59 MB/sec warmup 19 sec latency 9745.213 ms 1 305 0.00 MB/sec execute 1 sec latency 11745.728 ms 1 305 0.00 MB/sec execute 2 sec latency 12746.073 ms Failover mds1 to oleg350-server mount facets: mds1 1 305 0.00 MB/sec execute 3 sec latency 13752.578 ms 1 305 0.00 MB/sec execute 4 sec latency 14752.801 ms 1 305 0.00 MB/sec execute 5 sec latency 15754.005 ms 1 305 0.00 MB/sec execute 6 sec latency 16754.262 ms 1 305 0.00 MB/sec execute 7 sec latency 17754.462 ms 1 305 0.00 MB/sec execute 8 sec latency 18754.766 ms 1 305 0.00 MB/sec execute 9 sec latency 19755.022 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 305 0.00 MB/sec execute 10 sec latency 20756.559 ms 1 305 0.00 MB/sec execute 11 sec latency 21756.809 ms 1 305 0.00 MB/sec execute 12 sec latency 22759.105 ms 1 305 0.00 MB/sec execute 13 sec latency 23759.884 ms 1 305 0.00 MB/sec execute 14 sec latency 24764.428 ms 1 305 0.00 MB/sec execute 15 sec latency 25764.618 ms 1 305 0.00 MB/sec execute 16 sec latency 26769.719 ms 1 305 0.00 MB/sec execute 17 sec latency 27770.522 ms 1 305 0.00 MB/sec execute 18 sec latency 28777.912 ms 1 305 0.00 MB/sec execute 19 sec latency 29793.043 ms 1 305 0.00 MB/sec execute 20 sec latency 30796.419 ms 1 305 0.00 MB/sec execute 21 sec latency 31796.816 ms 1 305 0.00 MB/sec execute 22 sec latency 32797.085 ms oleg350-server: oleg350-server.virtnet: executing set_default_debug -1 all 1 305 0.00 MB/sec execute 23 sec latency 33798.325 ms pdsh@oleg350-client: oleg350-server: ssh exited with exit code 1 1 305 0.00 MB/sec execute 24 sec latency 34798.498 ms Started lustre-MDT0000 09:47:20 (1790948840) targets are mounted 09:47:20 (1790948840) facet_failover done 1 305 0.00 MB/sec execute 25 sec latency 35798.787 ms 1 305 0.00 MB/sec execute 26 sec latency 36798.981 ms 1 305 0.00 MB/sec execute 27 sec latency 37799.935 ms 1 305 0.00 MB/sec execute 28 sec latency 38800.573 ms 1 305 0.00 MB/sec execute 29 sec latency 39802.770 ms 1 305 0.00 MB/sec execute 30 sec latency 40805.293 ms 1 305 0.00 MB/sec execute 31 sec latency 41806.188 ms 1 305 0.00 MB/sec execute 32 sec latency 42807.254 ms 1 336 0.03 MB/sec execute 33 sec latency 42887.769 ms 1 366 0.05 MB/sec execute 34 sec latency 156.282 ms 1 405 0.09 MB/sec execute 35 sec latency 149.975 ms 1 445 0.12 MB/sec execute 36 sec latency 163.221 ms 1 476 0.15 MB/sec execute 37 sec latency 141.553 ms oleg350-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 503 0.16 MB/sec execute 38 sec latency 154.193 ms 1 529 0.18 MB/sec execute 39 sec latency 190.287 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 597 0.24 MB/sec execute 40 sec latency 186.630 ms 1 642 0.24 MB/sec execute 41 sec latency 128.281 ms 1 666 0.24 MB/sec execute 42 sec latency 245.758 ms 1 686 0.23 MB/sec execute 43 sec latency 154.769 ms 1 712 0.23 MB/sec execute 44 sec latency 167.960 ms 1 734 0.22 MB/sec execute 45 sec latency 279.096 ms 1 769 0.22 MB/sec execute 46 sec latency 113.266 ms 1 789 0.22 MB/sec execute 47 sec latency 359.561 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 36864 3688448 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 10240 3730432 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 47104 7418880 1% /mnt/lustre 1 806 0.21 MB/sec execute 48 sec latency 371.226 ms 1 848 0.21 MB/sec execute 49 sec latency 186.079 ms 1 874 0.21 MB/sec execute 50 sec latency 357.873 ms 1 900 0.20 MB/sec execute 51 sec latency 161.960 ms 1 916 0.20 MB/sec execute 52 sec latency 334.071 ms 1 943 0.20 MB/sec execute 53 sec latency 118.225 ms 1 977 0.20 MB/sec execute 54 sec latency 111.336 ms test_26 fail mds1 2 times 1 1009 0.20 MB/sec execute 55 sec latency 264.612 ms 1 1072 0.21 MB/sec execute 56 sec latency 107.261 ms Failing mds1 on oleg350-server 1 1119 0.21 MB/sec execute 57 sec latency 98.134 ms Stopping /mnt/lustre-mds1 (opts:) on oleg350-server 1 1149 0.20 MB/sec execute 58 sec latency 134.010 ms 1 1188 0.20 MB/sec execute 59 sec latency 99.648 ms 1 1188 0.20 MB/sec execute 60 sec latency 1099.945 ms 1 1188 0.19 MB/sec execute 61 sec latency 2100.175 ms 09:47:57 (1790948877) shut down facet: mds1 facet_host: oleg350-server facet_failover_host: oleg350-server 1 1188 0.19 MB/sec execute 62 sec latency 3105.962 ms 1 1188 0.19 MB/sec execute 63 sec latency 4106.429 ms 1 1188 0.18 MB/sec execute 64 sec latency 5106.724 ms 1 1188 0.18 MB/sec execute 65 sec latency 6107.041 ms 1 1188 0.18 MB/sec execute 66 sec latency 7107.508 ms 1 1188 0.18 MB/sec execute 67 sec latency 8107.801 ms 1 1188 0.17 MB/sec execute 68 sec latency 9108.387 ms 1 1188 0.17 MB/sec execute 69 sec latency 10108.983 ms 1 1188 0.17 MB/sec execute 70 sec latency 11109.214 ms 1 1188 0.17 MB/sec execute 71 sec latency 12110.189 ms 1 1188 0.16 MB/sec execute 72 sec latency 13110.531 ms Failover mds1 to oleg350-server mount facets: mds1 1 1188 0.16 MB/sec execute 73 sec latency 14110.741 ms 1 1188 0.16 MB/sec execute 74 sec latency 15111.747 ms 1 1188 0.16 MB/sec execute 75 sec latency 16113.817 ms 1 1188 0.16 MB/sec execute 76 sec latency 17114.014 ms 1 1188 0.15 MB/sec execute 77 sec latency 18115.525 ms 1 1188 0.15 MB/sec execute 78 sec latency 19117.167 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1188 0.15 MB/sec execute 79 sec latency 20117.955 ms 1 1188 0.15 MB/sec execute 80 sec latency 21119.217 ms 1 1188 0.15 MB/sec execute 81 sec latency 22119.577 ms 1 1188 0.14 MB/sec execute 82 sec latency 23121.245 ms 1 1188 0.14 MB/sec execute 83 sec latency 24122.002 ms 1 1188 0.14 MB/sec execute 84 sec latency 25122.296 ms 1 1188 0.14 MB/sec execute 85 sec latency 26122.616 ms 1 1188 0.14 MB/sec execute 86 sec latency 27123.025 ms 1 1188 0.14 MB/sec execute 87 sec latency 28123.366 ms 1 1188 0.13 MB/sec execute 88 sec latency 29123.642 ms 1 1188 0.13 MB/sec execute 89 sec latency 30123.882 ms 1 1188 0.13 MB/sec execute 90 sec latency 31127.058 ms 1 1188 0.13 MB/sec execute 91 sec latency 32132.203 ms 1 1188 0.13 MB/sec execute 92 sec latency 33134.057 ms 1 1188 0.13 MB/sec execute 93 sec latency 34135.056 ms 1 1188 0.13 MB/sec execute 94 sec latency 35135.362 ms 1 1188 0.12 MB/sec execute 95 sec latency 36137.816 ms oleg350-server: oleg350-server.virtnet: executing set_default_debug -1 all 1 1188 0.12 MB/sec execute 96 sec latency 37138.139 ms pdsh@oleg350-client: oleg350-server: ssh exited with exit code 1 1 1188 0.12 MB/sec execute 97 sec latency 38138.430 ms Started lustre-MDT0000 09:48:33 (1790948913) targets are mounted 09:48:33 (1790948913) facet_failover done 1 1188 0.12 MB/sec execute 98 sec latency 39141.020 ms 1 1188 0.12 MB/sec execute 99 sec latency 40141.519 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 1 cleanup 107 sec 0 cleanup 108 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 125 430.559 42887.753 Close 115 405.072 44603.041 Rename 7 105.671 141.393 Unlink 13 28.927 44.420 Qpathinfo 69 25.859 107.239 Qfileinfo 55 1.774 7.736 Qfsinfo 28 4.983 43.196 Sfileinfo 25 69.581 124.860 Find 36 9.863 91.514 WriteX 265 15.399 141.528 ReadX 122 6.259 97.832 Flush 24 158.737 371.135 Throughput 0.11919 MB/sec 1 clients 1 procs max_latency=42887.769 ms stopping dbench on /mnt/lustre at Fri Oct 2 09:48:43 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished oleg350-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec '/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 Oct 2 09:48:51 EDT 2026 waiting for dbench pid 47252 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 23 0.59 MB/sec warmup 1 sec latency 25.589 ms 1 81 1.80 MB/sec warmup 2 sec latency 121.101 ms 1 129 1.92 MB/sec warmup 3 sec latency 175.130 ms 1 156 1.63 MB/sec warmup 4 sec latency 193.407 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 39936 3702784 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 3072 3761152 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 43008 7463936 1% /mnt/lustre 1 185 1.48 MB/sec warmup 5 sec latency 138.751 ms 1 218 1.39 MB/sec warmup 6 sec latency 173.631 ms 1 260 1.40 MB/sec warmup 7 sec latency 120.120 ms 1 290 1.34 MB/sec warmup 8 sec latency 152.737 ms 1 328 1.32 MB/sec warmup 9 sec latency 119.987 ms 1 369 1.31 MB/sec warmup 10 sec latency 121.032 ms test_26 fail mds1 3 times 1 413 1.33 MB/sec warmup 11 sec latency 125.595 ms 1 452 1.32 MB/sec warmup 12 sec latency 149.962 ms Failing mds1 on oleg350-server 1 493 1.32 MB/sec warmup 13 sec latency 192.765 ms Stopping /mnt/lustre-mds1 (opts:) on oleg350-server 1 525 1.29 MB/sec warmup 14 sec latency 133.601 ms 1 600 1.40 MB/sec warmup 15 sec latency 329.066 ms 1 600 1.31 MB/sec warmup 16 sec latency 1333.227 ms 09:49:08 (1790948948) shut down 1 600 1.23 MB/sec warmup 17 sec latency 2336.825 ms facet: mds1 facet_host: oleg350-server facet_failover_host: oleg350-server 1 600 1.16 MB/sec warmup 18 sec latency 3337.867 ms 1 600 1.10 MB/sec warmup 19 sec latency 4338.079 ms 1 600 0.00 MB/sec execute 1 sec latency 6338.729 ms 1 600 0.00 MB/sec execute 2 sec latency 7338.927 ms 1 600 0.00 MB/sec execute 3 sec latency 8339.126 ms 1 600 0.00 MB/sec execute 4 sec latency 9339.313 ms 1 600 0.00 MB/sec execute 5 sec latency 10339.823 ms 1 600 0.00 MB/sec execute 6 sec latency 11341.957 ms 1 600 0.00 MB/sec execute 7 sec latency 12342.186 ms Failover mds1 to oleg350-server mount facets: mds1 1 600 0.00 MB/sec execute 8 sec latency 13342.368 ms 1 600 0.00 MB/sec execute 9 sec latency 14342.719 ms 1 600 0.00 MB/sec execute 10 sec latency 15343.442 ms 1 600 0.00 MB/sec execute 11 sec latency 16343.908 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 600 0.00 MB/sec execute 12 sec latency 17344.179 ms 1 600 0.00 MB/sec execute 13 sec latency 18345.676 ms 1 600 0.00 MB/sec execute 14 sec latency 19346.149 ms 1 600 0.00 MB/sec execute 15 sec latency 20346.488 ms 1 600 0.00 MB/sec execute 16 sec latency 21348.082 ms 1 600 0.00 MB/sec execute 17 sec latency 22356.207 ms 1 600 0.00 MB/sec execute 18 sec latency 23356.788 ms 1 600 0.00 MB/sec execute 19 sec latency 24357.321 ms 1 600 0.00 MB/sec execute 20 sec latency 25362.708 ms 1 600 0.00 MB/sec execute 21 sec latency 26362.986 ms 1 600 0.00 MB/sec execute 22 sec latency 27363.301 ms 1 600 0.00 MB/sec execute 23 sec latency 28364.511 ms 1 600 0.00 MB/sec execute 24 sec latency 29367.336 ms 1 600 0.00 MB/sec execute 25 sec latency 30368.131 ms 1 600 0.00 MB/sec execute 26 sec latency 31368.466 ms 1 600 0.00 MB/sec execute 27 sec latency 32370.728 ms oleg350-server: oleg350-server.virtnet: executing set_default_debug -1 all 1 600 0.00 MB/sec execute 28 sec latency 33373.145 ms pdsh@oleg350-client: oleg350-server: ssh exited with exit code 1 1 600 0.00 MB/sec execute 29 sec latency 34373.439 ms Started lustre-MDT0000 09:49:40 (1790948980) targets are mounted 09:49:40 (1790948980) facet_failover done 1 600 0.00 MB/sec execute 30 sec latency 35374.579 ms 1 600 0.00 MB/sec execute 31 sec latency 36385.855 ms 1 600 0.00 MB/sec execute 32 sec latency 37386.056 ms 1 600 0.00 MB/sec execute 33 sec latency 38386.299 ms 1 600 0.00 MB/sec execute 34 sec latency 39387.302 ms 1 600 0.00 MB/sec execute 35 sec latency 40387.598 ms 1 600 0.00 MB/sec execute 36 sec latency 41388.242 ms 1 600 0.00 MB/sec execute 37 sec latency 42397.993 ms 1 600 0.00 MB/sec execute 38 sec latency 43399.838 ms 1 640 0.00 MB/sec execute 39 sec latency 43585.809 ms 1 669 0.00 MB/sec execute 40 sec latency 284.429 ms 1 695 0.01 MB/sec execute 41 sec latency 163.432 ms 1 721 0.01 MB/sec execute 42 sec latency 221.600 ms 1 736 0.01 MB/sec execute 43 sec latency 318.497 ms oleg350-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 769 0.01 MB/sec execute 44 sec latency 142.694 ms 1 791 0.01 MB/sec execute 45 sec latency 332.806 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 808 0.01 MB/sec execute 46 sec latency 194.997 ms 1 857 0.01 MB/sec execute 47 sec latency 127.791 ms 1 878 0.01 MB/sec execute 48 sec latency 350.393 ms 1 905 0.01 MB/sec execute 49 sec latency 139.422 ms 1 923 0.02 MB/sec execute 50 sec latency 248.898 ms 1 969 0.02 MB/sec execute 51 sec latency 97.083 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 990 0.02 MB/sec execute 52 sec latency 210.643 ms 1 1041 0.04 MB/sec execute 53 sec latency 193.151 ms 1 1103 0.04 MB/sec execute 54 sec latency 60.739 ms 1 1139 0.04 MB/sec execute 55 sec latency 114.361 ms 1 1179 0.04 MB/sec execute 56 sec latency 151.818 ms 1 1214 0.04 MB/sec execute 57 sec latency 170.689 ms 1 1251 0.04 MB/sec execute 58 sec latency 161.952 ms 1 1379 0.09 MB/sec execute 59 sec latency 118.654 ms 1 1418 0.08 MB/sec execute 60 sec latency 75.930 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Fri Oct 2 09:50:12 EDT 2026 with return code 0 1 1468 0.08 MB/sec execute 61 sec latency 86.233 ms 47252 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47252 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished