== replay-dual test 26: dbench and tar with mds failover ========================================================== 18:34:23 (1787783663) Starting client oleg337-client.virtnet: -o user_xattr,flock 192.168.203.137@tcp:/lustre /mnt/lustre Started clients oleg337-client.virtnet: 192.168.203.137@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 45158 Started dbench loop with 45160 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 18432 3730432 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 2048 3752960 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 20480 7483392 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 Wed Aug 26 18:34:28 EDT 2026 waiting for dbench pid 45210 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 28 0.92 MB/sec warmup 1 sec latency 109.524 ms 1 87 2.00 MB/sec warmup 2 sec latency 136.969 ms 1 128 1.92 MB/sec warmup 3 sec latency 193.093 ms 1 166 1.70 MB/sec warmup 4 sec latency 142.332 ms 1 213 1.65 MB/sec warmup 5 sec latency 98.721 ms test_26 fail mds1 1 times 1 259 1.62 MB/sec warmup 6 sec latency 128.664 ms Failing mds1 on oleg337-server 1 304 1.60 MB/sec warmup 7 sec latency 117.474 ms Stopping /mnt/lustre-mds1 (opts:) on oleg337-server 1 339 1.53 MB/sec warmup 8 sec latency 150.826 ms 1 357 1.42 MB/sec warmup 9 sec latency 644.978 ms 1 357 1.28 MB/sec warmup 10 sec latency 1645.182 ms 18:34:39 (1787783679) shut down facet: mds1 facet_host: oleg337-server facet_failover_host: oleg337-server 1 357 1.16 MB/sec warmup 11 sec latency 2645.554 ms 1 357 1.06 MB/sec warmup 12 sec latency 3647.228 ms 1 357 0.98 MB/sec warmup 13 sec latency 4647.570 ms 1 357 0.91 MB/sec warmup 14 sec latency 5647.775 ms 1 357 0.85 MB/sec warmup 15 sec latency 6648.183 ms 1 357 0.80 MB/sec warmup 16 sec latency 7648.510 ms 1 357 0.75 MB/sec warmup 17 sec latency 8648.768 ms 1 357 0.71 MB/sec warmup 18 sec latency 9649.095 ms 1 357 0.67 MB/sec warmup 19 sec latency 10649.409 ms Failover mds1 to oleg337-server 1 357 0.00 MB/sec execute 1 sec latency 12651.892 ms mount facets: mds1 1 357 0.00 MB/sec execute 2 sec latency 13652.765 ms 1 357 0.00 MB/sec execute 3 sec latency 14654.383 ms 1 357 0.00 MB/sec execute 4 sec latency 15657.684 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 357 0.00 MB/sec execute 5 sec latency 16657.850 ms 1 357 0.00 MB/sec execute 6 sec latency 17658.041 ms 1 357 0.00 MB/sec execute 7 sec latency 18658.186 ms 1 357 0.00 MB/sec execute 8 sec latency 19658.385 ms 1 357 0.00 MB/sec execute 9 sec latency 20658.627 ms oleg337-server: oleg337-server.virtnet: executing set_default_debug -1 all 1 357 0.00 MB/sec execute 10 sec latency 21659.908 ms pdsh@oleg337-client: oleg337-server: ssh exited with exit code 1 1 357 0.00 MB/sec execute 11 sec latency 22660.978 ms Started lustre-MDT0000 18:35:00 (1787783700) targets are mounted 18:35:00 (1787783700) facet_failover done 1 357 0.00 MB/sec execute 12 sec latency 23661.208 ms 1 357 0.00 MB/sec execute 13 sec latency 24670.672 ms 1 357 0.00 MB/sec execute 14 sec latency 25670.861 ms 1 357 0.00 MB/sec execute 15 sec latency 26672.011 ms 1 357 0.00 MB/sec execute 16 sec latency 27672.395 ms 1 357 0.00 MB/sec execute 17 sec latency 28673.033 ms 1 357 0.00 MB/sec execute 18 sec latency 29673.298 ms 1 357 0.00 MB/sec execute 19 sec latency 30673.715 ms 1 357 0.00 MB/sec execute 20 sec latency 31674.008 ms 1 357 0.00 MB/sec execute 21 sec latency 32674.220 ms 1 357 0.00 MB/sec execute 22 sec latency 33674.441 ms 1 357 0.00 MB/sec execute 23 sec latency 34674.697 ms 1 357 0.00 MB/sec execute 24 sec latency 35677.289 ms 1 357 0.00 MB/sec execute 25 sec latency 36679.406 ms 1 357 0.00 MB/sec execute 26 sec latency 37679.640 ms 1 357 0.00 MB/sec execute 27 sec latency 38679.791 ms 1 381 0.03 MB/sec execute 28 sec latency 39239.518 ms 1 435 0.09 MB/sec execute 29 sec latency 100.974 ms 1 492 0.15 MB/sec execute 30 sec latency 98.959 ms 1 540 0.20 MB/sec execute 31 sec latency 109.115 ms oleg337-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 636 0.26 MB/sec execute 32 sec latency 145.171 ms 1 673 0.25 MB/sec execute 33 sec latency 112.481 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 721 0.25 MB/sec execute 34 sec latency 94.566 ms 1 743 0.24 MB/sec execute 35 sec latency 172.812 ms 1 789 0.24 MB/sec execute 36 sec latency 189.195 ms 1 825 0.24 MB/sec execute 37 sec latency 205.359 ms 1 878 0.23 MB/sec execute 38 sec latency 162.130 ms 1 913 0.23 MB/sec execute 39 sec latency 109.531 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 34816 3710976 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 19456 3700736 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 54272 7411712 1% /mnt/lustre 1 951 0.23 MB/sec execute 40 sec latency 189.213 ms 1 980 0.22 MB/sec execute 41 sec latency 250.206 ms 1 1050 0.24 MB/sec execute 42 sec latency 294.747 ms 1 1126 0.24 MB/sec execute 43 sec latency 60.774 ms 1 1164 0.23 MB/sec execute 44 sec latency 83.813 ms test_26 fail mds1 2 times 1 1208 0.23 MB/sec execute 45 sec latency 89.015 ms Failing mds1 on oleg337-server 1 1253 0.22 MB/sec execute 46 sec latency 109.828 ms Stopping /mnt/lustre-mds1 (opts:) on oleg337-server 1 1389 0.28 MB/sec execute 47 sec latency 100.144 ms 1 1403 0.28 MB/sec execute 48 sec latency 686.451 ms 1 1403 0.27 MB/sec execute 49 sec latency 1686.644 ms 18:35:38 (1787783738) shut down facet: mds1 facet_host: oleg337-server facet_failover_host: oleg337-server 1 1403 0.26 MB/sec execute 50 sec latency 2687.230 ms 1 1403 0.26 MB/sec execute 51 sec latency 3687.731 ms 1 1403 0.25 MB/sec execute 52 sec latency 4690.062 ms 1 1403 0.25 MB/sec execute 53 sec latency 5691.438 ms 1 1403 0.24 MB/sec execute 54 sec latency 6693.608 ms 1 1403 0.24 MB/sec execute 55 sec latency 7693.858 ms 1 1403 0.24 MB/sec execute 56 sec latency 8694.836 ms 1 1403 0.23 MB/sec execute 57 sec latency 9695.109 ms 1 1403 0.23 MB/sec execute 58 sec latency 10695.374 ms 1 1403 0.22 MB/sec execute 59 sec latency 11695.684 ms Failover mds1 to oleg337-server mount facets: mds1 1 1403 0.22 MB/sec execute 60 sec latency 12696.281 ms 1 1403 0.22 MB/sec execute 61 sec latency 13697.290 ms 1 1403 0.21 MB/sec execute 62 sec latency 14700.141 ms 1 1403 0.21 MB/sec execute 63 sec latency 15700.387 ms 1 1403 0.21 MB/sec execute 64 sec latency 16700.636 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1403 0.20 MB/sec execute 65 sec latency 17701.082 ms 1 1403 0.20 MB/sec execute 66 sec latency 18702.901 ms 1 1403 0.20 MB/sec execute 67 sec latency 19703.043 ms 1 1403 0.19 MB/sec execute 68 sec latency 20703.959 ms 1 1403 0.19 MB/sec execute 69 sec latency 21705.059 ms oleg337-server: oleg337-server.virtnet: executing set_default_debug -1 all 1 1451 0.19 MB/sec execute 70 sec latency 21843.630 ms pdsh@oleg337-client: oleg337-server: ssh exited with exit code 1 1 1499 0.19 MB/sec execute 71 sec latency 195.283 ms Started lustre-MDT0000 18:36:00 (1787783760) targets are mounted 18:36:00 (1787783760) facet_failover done 1 1566 0.18 MB/sec execute 72 sec latency 69.914 ms 1 1621 0.18 MB/sec execute 73 sec latency 88.599 ms 1 1660 0.18 MB/sec execute 74 sec latency 176.453 ms 1 1721 0.18 MB/sec execute 75 sec latency 90.229 ms 1 1793 0.18 MB/sec execute 76 sec latency 84.045 ms oleg337-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 1857 0.18 MB/sec execute 77 sec latency 74.738 ms 1 1909 0.17 MB/sec execute 78 sec latency 245.895 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1986 0.17 MB/sec execute 79 sec latency 72.779 ms 1 2022 0.17 MB/sec execute 80 sec latency 90.558 ms 1 2108 0.17 MB/sec execute 81 sec latency 101.327 ms 1 2164 0.17 MB/sec execute 82 sec latency 95.283 ms 1 2246 0.17 MB/sec execute 83 sec latency 89.507 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2688 2205824 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 36864 3680256 1% /mnt/lustre[OST:0] 1 2345 0.18 MB/sec execute 84 sec latency 66.128 ms lustre-OST0001_UUID 3771392 35840 3673088 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 72704 7353344 1% /mnt/lustre 1 2376 0.18 MB/sec execute 85 sec latency 201.730 ms 1 2415 0.18 MB/sec execute 86 sec latency 233.150 ms 1 2453 0.18 MB/sec execute 87 sec latency 241.373 ms 1 2500 0.18 MB/sec execute 88 sec latency 154.095 ms 1 2566 0.18 MB/sec execute 89 sec latency 630.357 ms test_26 fail mds1 3 times 1 2595 0.18 MB/sec execute 90 sec latency 1063.572 ms Failing mds1 on oleg337-server 1 2768 0.21 MB/sec execute 91 sec latency 120.459 ms Stopping /mnt/lustre-mds1 (opts:) on oleg337-server 1 2898 0.22 MB/sec execute 92 sec latency 183.347 ms 1 2916 0.22 MB/sec execute 93 sec latency 756.967 ms 1 2916 0.22 MB/sec execute 94 sec latency 1757.361 ms 18:36:23 (1787783783) shut down facet: mds1 facet_host: oleg337-server facet_failover_host: oleg337-server 1 2916 0.22 MB/sec execute 95 sec latency 2757.558 ms 1 2916 0.22 MB/sec execute 96 sec latency 3757.752 ms 1 2916 0.21 MB/sec execute 97 sec latency 4758.676 ms 1 2916 0.21 MB/sec execute 98 sec latency 5760.508 ms 1 2916 0.21 MB/sec execute 99 sec latency 6760.650 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec Failover mds1 to oleg337-server mount facets: mds1 1 cleanup 105 sec 1 cleanup 106 sec 1 cleanup 107 sec 1 cleanup 108 sec Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 cleanup 109 sec 1 cleanup 110 sec 1 cleanup 111 sec 1 cleanup 112 sec 1 cleanup 113 sec oleg337-server: oleg337-server.virtnet: executing set_default_debug -1 all 1 cleanup 114 sec pdsh@oleg337-client: oleg337-server: ssh exited with exit code 1 1 cleanup 115 sec Started lustre-MDT0000 18:36:44 (1787783804) targets are mounted 18:36:44 (1787783804) facet_failover done 1 cleanup 116 sec 1 cleanup 117 sec 0 cleanup 118 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 403 196.939 39239.503 Close 343 76.252 22704.440 Rename 18 75.376 113.788 Unlink 43 20.837 36.503 Qpathinfo 366 13.917 76.154 Qfileinfo 112 1.759 23.073 Qfsinfo 55 2.143 11.283 Sfileinfo 50 52.536 94.918 Find 128 5.003 37.004 WriteX 389 9.796 53.221 ReadX 614 1.345 80.776 LockX 2 12.851 16.409 UnlockX 2 13.461 13.910 Flush 35 127.447 294.732 Throughput 0.2087 MB/sec 1 clients 1 procs max_latency=39239.518 ms stopping dbench on /mnt/lustre at Wed Aug 26 18:36:46 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /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 oleg337-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 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 Wed Aug 26 18:36:51 EDT 2026 waiting for dbench pid 48105 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 51 2.09 MB/sec warmup 1 sec latency 60.167 ms 1 121 2.74 MB/sec warmup 2 sec latency 184.464 ms 1 165 2.26 MB/sec warmup 3 sec latency 116.796 ms 1 216 2.09 MB/sec warmup 4 sec latency 90.069 ms 1 268 2.01 MB/sec warmup 5 sec latency 97.247 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 3328 2205184 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 30720 3699712 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 28672 3727360 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 59392 7427072 1% /mnt/lustre 1 305 1.87 MB/sec warmup 6 sec latency 155.028 ms 1 354 1.81 MB/sec warmup 7 sec latency 95.874 ms 1 398 1.76 MB/sec warmup 8 sec latency 131.293 ms 1 453 1.77 MB/sec warmup 9 sec latency 106.011 ms 1 511 1.77 MB/sec warmup 10 sec latency 90.792 ms test_26 fail mds1 4 times 1 611 1.90 MB/sec warmup 11 sec latency 106.001 ms Failing mds1 on oleg337-server 1 664 1.76 MB/sec warmup 12 sec latency 231.925 ms Stopping /mnt/lustre-mds1 (opts:) on oleg337-server 1 699 1.63 MB/sec warmup 13 sec latency 288.347 ms 1 712 1.51 MB/sec warmup 14 sec latency 510.394 ms 1 712 1.41 MB/sec warmup 15 sec latency 1510.555 ms 18:37:07 (1787783827) shut down facet: mds1 facet_host: oleg337-server facet_failover_host: oleg337-server 1 712 1.32 MB/sec warmup 16 sec latency 2510.731 ms 1 712 1.25 MB/sec warmup 17 sec latency 3511.321 ms 1 712 1.18 MB/sec warmup 18 sec latency 4511.561 ms 1 712 1.11 MB/sec warmup 19 sec latency 5513.888 ms 1 712 0.00 MB/sec execute 1 sec latency 7514.401 ms 1 712 0.00 MB/sec execute 2 sec latency 8515.087 ms 1 712 0.00 MB/sec execute 3 sec latency 9515.398 ms 1 712 0.00 MB/sec execute 4 sec latency 10515.717 ms 1 712 0.00 MB/sec execute 5 sec latency 11515.985 ms 1 712 0.00 MB/sec execute 6 sec latency 12516.524 ms Failover mds1 to oleg337-server mount facets: mds1 1 712 0.00 MB/sec execute 7 sec latency 13516.934 ms 1 712 0.00 MB/sec execute 8 sec latency 14517.145 ms 1 712 0.00 MB/sec execute 9 sec latency 15517.429 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 712 0.00 MB/sec execute 10 sec latency 16517.969 ms 1 712 0.00 MB/sec execute 11 sec latency 17518.168 ms 1 712 0.00 MB/sec execute 12 sec latency 18519.017 ms 1 712 0.00 MB/sec execute 13 sec latency 19519.321 ms 1 712 0.00 MB/sec execute 14 sec latency 20520.925 ms oleg337-server: oleg337-server.virtnet: executing set_default_debug -1 all 1 712 0.00 MB/sec execute 15 sec latency 21521.075 ms pdsh@oleg337-client: oleg337-server: ssh exited with exit code 1 1 712 0.00 MB/sec execute 16 sec latency 22521.490 ms Started lustre-MDT0000 18:37:28 (1787783848) targets are mounted 18:37:28 (1787783848) facet_failover done 1 712 0.00 MB/sec execute 17 sec latency 23521.715 ms 1 712 0.00 MB/sec execute 18 sec latency 24524.075 ms 1 712 0.00 MB/sec execute 19 sec latency 25524.575 ms 1 712 0.00 MB/sec execute 20 sec latency 26524.770 ms 1 712 0.00 MB/sec execute 21 sec latency 27527.705 ms 1 712 0.00 MB/sec execute 22 sec latency 28528.235 ms 1 712 0.00 MB/sec execute 23 sec latency 29532.011 ms 1 712 0.00 MB/sec execute 24 sec latency 30533.782 ms 1 712 0.00 MB/sec execute 25 sec latency 31534.255 ms 1 712 0.00 MB/sec execute 26 sec latency 32534.519 ms 1 712 0.00 MB/sec execute 27 sec latency 33534.790 ms 1 712 0.00 MB/sec execute 28 sec latency 34535.171 ms 1 712 0.00 MB/sec execute 29 sec latency 35535.363 ms 1 712 0.00 MB/sec execute 30 sec latency 36535.517 ms 1 712 0.00 MB/sec execute 31 sec latency 37537.542 ms 1 712 0.00 MB/sec execute 32 sec latency 38537.899 ms 1 730 0.00 MB/sec execute 33 sec latency 38860.307 ms 1 776 0.00 MB/sec execute 34 sec latency 94.007 ms 1 801 0.01 MB/sec execute 35 sec latency 200.043 ms 1 851 0.01 MB/sec execute 36 sec latency 110.571 ms oleg337-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 882 0.01 MB/sec execute 37 sec latency 290.201 ms 1 913 0.01 MB/sec execute 38 sec latency 110.020 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 949 0.02 MB/sec execute 39 sec latency 221.417 ms 1 985 0.02 MB/sec execute 40 sec latency 122.527 ms 1 1038 0.04 MB/sec execute 41 sec latency 177.873 ms 1 1102 0.04 MB/sec execute 42 sec latency 79.391 ms 1 1159 0.04 MB/sec execute 43 sec latency 84.642 ms 1 1216 0.04 MB/sec execute 44 sec latency 72.022 ms 1 1259 0.04 MB/sec execute 45 sec latency 119.632 ms 1 1399 0.10 MB/sec execute 46 sec latency 76.299 ms 1 1448 0.10 MB/sec execute 47 sec latency 76.778 ms 1 1497 0.10 MB/sec execute 48 sec latency 187.735 ms 1 1553 0.10 MB/sec execute 49 sec latency 90.860 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1596 0.10 MB/sec execute 50 sec latency 85.061 ms 1 1643 0.10 MB/sec execute 51 sec latency 229.230 ms 1 1691 0.10 MB/sec execute 52 sec latency 88.662 ms 1 1775 0.10 MB/sec execute 53 sec latency 74.520 ms 1 1855 0.10 MB/sec execute 54 sec latency 85.718 ms 1 1905 0.09 MB/sec execute 55 sec latency 268.836 ms 1 1986 0.09 MB/sec execute 56 sec latency 61.940 ms 1 2082 0.10 MB/sec execute 57 sec latency 73.965 ms 1 2162 0.09 MB/sec execute 58 sec latency 62.674 ms 1 2259 0.09 MB/sec execute 59 sec latency 59.226 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Wed Aug 26 18:38:12 EDT 2026 with return code 0 1 2353 0.11 MB/sec execute 60 sec latency 209.147 ms 48105 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 48105 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished