== replay-dual test 26: dbench and tar with mds failover ========================================================== 09:32:32 (1761312752) Starting client oleg159-client.virtnet: -o user_xattr,flock oleg159-server@tcp:/lustre /mnt/lustre Started clients oleg159-client.virtnet: 192.168.201.159@tcp:/lustre on /mnt/lustre type lustre (rw,checksum,flock,user_xattr,lruresize,lazystatfs,nouser_fid2path,verbose,encrypt) Started tar loop with pid 45025 Started dbench loop with 45026 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 3328 2205312 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 3072 3721216 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 3072 3750912 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 6144 7472128 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 24 09:32:37 EDT 2025 waiting for dbench pid 45077 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 51 2.09 MB/sec warmup 1 sec latency 168.966 ms 1 122 2.75 MB/sec warmup 2 sec latency 139.528 ms 1 165 2.27 MB/sec warmup 3 sec latency 128.800 ms 1 208 2.02 MB/sec warmup 4 sec latency 110.683 ms test_26 fail mds1 1 times 1 271 2.03 MB/sec warmup 5 sec latency 115.055 ms Failing mds1 on oleg159-server 1 318 1.91 MB/sec warmup 6 sec latency 99.754 ms Stopping /mnt/lustre-mds1 (opts:) on oleg159-server 1 368 1.86 MB/sec warmup 7 sec latency 120.163 ms 1 380 1.69 MB/sec warmup 8 sec latency 865.797 ms 1 380 1.50 MB/sec warmup 9 sec latency 1872.592 ms reboot facets: mds1 1 380 1.35 MB/sec warmup 10 sec latency 2877.865 ms 1 380 1.23 MB/sec warmup 11 sec latency 3878.124 ms 1 380 1.13 MB/sec warmup 12 sec latency 4884.643 ms 1 380 1.04 MB/sec warmup 13 sec latency 5885.335 ms 1 380 0.97 MB/sec warmup 14 sec latency 6888.683 ms 1 380 0.90 MB/sec warmup 15 sec latency 7888.923 ms 1 380 0.85 MB/sec warmup 16 sec latency 8889.146 ms 1 380 0.80 MB/sec warmup 17 sec latency 9889.372 ms 1 380 0.75 MB/sec warmup 18 sec latency 10889.614 ms 1 380 0.71 MB/sec warmup 19 sec latency 11889.826 ms Failover mds1 to oleg159-server mount facets: mds1 1 380 0.00 MB/sec execute 1 sec latency 13894.581 ms 1 380 0.00 MB/sec execute 2 sec latency 14894.867 ms Starting mds1: -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 380 0.00 MB/sec execute 3 sec latency 15897.716 ms 1 380 0.00 MB/sec execute 4 sec latency 16898.016 ms 1 380 0.00 MB/sec execute 5 sec latency 17898.785 ms 1 380 0.00 MB/sec execute 6 sec latency 18905.174 ms 1 380 0.00 MB/sec execute 7 sec latency 19907.577 ms 1 380 0.00 MB/sec execute 8 sec latency 20908.270 ms 1 380 0.00 MB/sec execute 9 sec latency 21908.483 ms 1 380 0.00 MB/sec execute 10 sec latency 22909.125 ms 1 380 0.00 MB/sec execute 11 sec latency 23909.823 ms 1 380 0.00 MB/sec execute 12 sec latency 24910.081 ms 1 380 0.00 MB/sec execute 13 sec latency 25919.168 ms 1 380 0.00 MB/sec execute 14 sec latency 26919.424 ms 1 380 0.00 MB/sec execute 15 sec latency 27926.012 ms 1 380 0.00 MB/sec execute 16 sec latency 28929.287 ms oleg159-server: oleg159-server.virtnet: executing set_default_debug -1 all 8 1 380 0.00 MB/sec execute 17 sec latency 29929.573 ms pdsh@oleg159-client: oleg159-server: ssh exited with exit code 1 1 380 0.00 MB/sec execute 18 sec latency 30930.838 ms Started lustre-MDT0000 1 380 0.00 MB/sec execute 19 sec latency 31931.184 ms 1 380 0.00 MB/sec execute 20 sec latency 32932.146 ms 1 381 0.00 MB/sec execute 21 sec latency 33798.109 ms 1 438 0.08 MB/sec execute 22 sec latency 268.268 ms 1 503 0.17 MB/sec execute 23 sec latency 76.348 ms oleg159-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 606 0.31 MB/sec execute 24 sec latency 82.868 ms 1 664 0.30 MB/sec execute 25 sec latency 217.217 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 710 0.29 MB/sec execute 26 sec latency 230.543 ms 1 733 0.29 MB/sec execute 27 sec latency 151.464 ms 1 786 0.28 MB/sec execute 28 sec latency 91.556 ms 1 815 0.27 MB/sec execute 29 sec latency 215.071 ms 1 876 0.27 MB/sec execute 30 sec latency 153.846 ms 1 918 0.26 MB/sec execute 31 sec latency 159.413 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 3584 2204928 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 40960 3701760 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 11264 3694592 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 52224 7396352 1% /mnt/lustre 1 972 0.26 MB/sec execute 32 sec latency 69.064 ms 1 1051 0.28 MB/sec execute 33 sec latency 171.217 ms 1 1136 0.28 MB/sec execute 34 sec latency 46.551 ms 1 1214 0.27 MB/sec execute 35 sec latency 58.265 ms test_26 fail mds1 2 times 1 1285 0.27 MB/sec execute 36 sec latency 77.208 ms 1 1421 0.34 MB/sec execute 37 sec latency 102.421 ms Failing mds1 on oleg159-server Stopping /mnt/lustre-mds1 (opts:) on oleg159-server 1 1499 0.33 MB/sec execute 38 sec latency 122.313 ms 1 1538 0.32 MB/sec execute 39 sec latency 499.657 ms 1 1538 0.31 MB/sec execute 40 sec latency 1500.004 ms reboot facets: mds1 1 1538 0.31 MB/sec execute 41 sec latency 2504.518 ms 1 1538 0.30 MB/sec execute 42 sec latency 3504.922 ms 1 1538 0.29 MB/sec execute 43 sec latency 4505.775 ms 1 1538 0.28 MB/sec execute 44 sec latency 5506.989 ms 1 1538 0.28 MB/sec execute 45 sec latency 6509.032 ms 1 1538 0.27 MB/sec execute 46 sec latency 7509.311 ms 1 1538 0.27 MB/sec execute 47 sec latency 8510.473 ms 1 1538 0.26 MB/sec execute 48 sec latency 9519.311 ms 1 1538 0.26 MB/sec execute 49 sec latency 10519.535 ms 1 1538 0.25 MB/sec execute 50 sec latency 11519.942 ms Failover mds1 to oleg159-server 1 1538 0.25 MB/sec execute 51 sec latency 12520.710 ms 1 1538 0.24 MB/sec execute 52 sec latency 13520.961 ms mount facets: mds1 1 1538 0.24 MB/sec execute 53 sec latency 14521.315 ms 1 1538 0.23 MB/sec execute 54 sec latency 15521.578 ms Starting mds1: -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1538 0.23 MB/sec execute 55 sec latency 16522.269 ms 1 1538 0.22 MB/sec execute 56 sec latency 17522.451 ms 1 1538 0.22 MB/sec execute 57 sec latency 18523.987 ms 1 1538 0.22 MB/sec execute 58 sec latency 19524.476 ms 1 1538 0.21 MB/sec execute 59 sec latency 20524.664 ms 1 1538 0.21 MB/sec execute 60 sec latency 21524.870 ms 1 1538 0.21 MB/sec execute 61 sec latency 22525.072 ms 1 1538 0.20 MB/sec execute 62 sec latency 23526.236 ms 1 1538 0.20 MB/sec execute 63 sec latency 24527.145 ms 1 1538 0.20 MB/sec execute 64 sec latency 25530.767 ms 1 1538 0.19 MB/sec execute 65 sec latency 26534.709 ms 1 1538 0.19 MB/sec execute 66 sec latency 27535.016 ms oleg159-server: oleg159-server.virtnet: executing set_default_debug -1 all 8 1 1538 0.19 MB/sec execute 67 sec latency 28536.516 ms pdsh@oleg159-client: oleg159-server: ssh exited with exit code 1 1 1538 0.18 MB/sec execute 68 sec latency 29536.775 ms Started lustre-MDT0000 1 1538 0.18 MB/sec execute 69 sec latency 30538.992 ms 1 1555 0.18 MB/sec execute 70 sec latency 31221.996 ms 1 1632 0.18 MB/sec execute 71 sec latency 52.537 ms 1 1684 0.18 MB/sec execute 72 sec latency 198.980 ms 1 1750 0.17 MB/sec execute 73 sec latency 91.340 ms oleg159-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 1821 0.17 MB/sec execute 74 sec latency 78.270 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1884 0.17 MB/sec execute 75 sec latency 75.346 ms 1 1973 0.17 MB/sec execute 76 sec latency 145.649 ms 1 2030 0.17 MB/sec execute 77 sec latency 68.313 ms 1 2139 0.17 MB/sec execute 78 sec latency 63.700 ms 1 2225 0.17 MB/sec execute 79 sec latency 58.331 ms 1 2345 0.18 MB/sec execute 80 sec latency 98.611 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 4096 2204416 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 45056 3708928 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 30720 3717120 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 75776 7426048 2% /mnt/lustre 1 2388 0.18 MB/sec execute 81 sec latency 218.279 ms 1 2440 0.18 MB/sec execute 82 sec latency 125.285 ms 1 2490 0.18 MB/sec execute 83 sec latency 152.239 ms 1 2596 0.18 MB/sec execute 84 sec latency 75.581 ms test_26 fail mds1 3 times 1 2768 0.22 MB/sec execute 85 sec latency 64.147 ms 1 2896 0.22 MB/sec execute 86 sec latency 212.588 ms Failing mds1 on oleg159-server 1 2932 0.23 MB/sec execute 87 sec latency 239.409 ms Stopping /mnt/lustre-mds1 (opts:) on oleg159-server 1 2996 0.23 MB/sec execute 88 sec latency 153.651 ms 1 3010 0.22 MB/sec execute 89 sec latency 776.783 ms 1 3010 0.22 MB/sec execute 90 sec latency 1777.032 ms reboot facets: mds1 1 3010 0.22 MB/sec execute 91 sec latency 2777.237 ms 1 3010 0.22 MB/sec execute 92 sec latency 3777.490 ms 1 3010 0.21 MB/sec execute 93 sec latency 4778.155 ms 1 3010 0.21 MB/sec execute 94 sec latency 5779.368 ms 1 3010 0.21 MB/sec execute 95 sec latency 6782.449 ms 1 3010 0.21 MB/sec execute 96 sec latency 7782.674 ms 1 3010 0.21 MB/sec execute 97 sec latency 8787.164 ms 1 3010 0.20 MB/sec execute 98 sec latency 9787.401 ms 1 3010 0.20 MB/sec execute 99 sec latency 10790.329 ms 1 cleanup 100 sec Failover mds1 to oleg159-server 1 cleanup 101 sec 1 cleanup 102 sec mount facets: mds1 1 cleanup 103 sec 1 cleanup 104 sec 1 cleanup 105 sec Starting mds1: -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 cleanup 106 sec 1 cleanup 107 sec 1 cleanup 108 sec 1 cleanup 109 sec 1 cleanup 110 sec 1 cleanup 111 sec 1 cleanup 112 sec 1 cleanup 113 sec 1 cleanup 114 sec 1 cleanup 115 sec 1 cleanup 116 sec 1 cleanup 117 sec oleg159-server: oleg159-server.virtnet: executing set_default_debug -1 all 8 1 cleanup 118 sec pdsh@oleg159-client: oleg159-server: ssh exited with exit code 1 1 cleanup 119 sec Started lustre-MDT0000 1 cleanup 120 sec 1 cleanup 121 sec 1 cleanup 122 sec 1 cleanup 123 sec 1 cleanup 124 sec 0 cleanup 124 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 415 195.505 33437.735 Close 350 105.625 33798.078 Rename 20 47.889 84.113 Unlink 46 17.221 36.105 Qpathinfo 392 10.861 111.847 Qfileinfo 115 1.117 12.488 Qfsinfo 55 1.793 12.833 Sfileinfo 50 24.984 43.624 Find 132 3.984 43.075 WriteX 380 7.249 46.804 ReadX 634 1.373 65.394 LockX 2 8.848 11.381 UnlockX 2 8.931 9.585 Flush 38 127.249 239.391 Throughput 0.201374 MB/sec 1 clients 1 procs max_latency=33798.109 ms stopping dbench on /mnt/lustre at Fri Oct 24 09:35:02 EDT 2025 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre oleg159-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid removed 'client.txt' /mnt/lustre dbench successfully finished mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 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 Oct 24 09:35:07 EDT 2025 waiting for dbench pid 48190 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 71 3.15 MB/sec warmup 1 sec latency 70.519 ms 1 137 3.01 MB/sec warmup 2 sec latency 121.726 ms 1 197 2.61 MB/sec warmup 3 sec latency 99.965 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 4736 2203776 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 38912 3709952 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 50176 3687424 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 89088 7397376 2% /mnt/lustre 1 248 2.35 MB/sec warmup 4 sec latency 101.526 ms 1 297 2.19 MB/sec warmup 5 sec latency 96.903 ms 1 341 2.04 MB/sec warmup 6 sec latency 127.371 ms 1 389 1.97 MB/sec warmup 7 sec latency 126.362 ms 1 438 1.92 MB/sec warmup 8 sec latency 120.044 ms test_26 fail mds1 4 times 1 490 1.89 MB/sec warmup 9 sec latency 104.053 ms Failing mds1 on oleg159-server 1 527 1.82 MB/sec warmup 10 sec latency 140.959 ms Stopping /mnt/lustre-mds1 (opts:) on oleg159-server 1 661 1.92 MB/sec warmup 11 sec latency 77.516 ms 1 674 1.76 MB/sec warmup 12 sec latency 668.135 ms 1 674 1.63 MB/sec warmup 13 sec latency 1670.070 ms reboot facets: mds1 1 674 1.51 MB/sec warmup 14 sec latency 2672.279 ms 1 674 1.41 MB/sec warmup 15 sec latency 3672.620 ms 1 674 1.32 MB/sec warmup 16 sec latency 4673.606 ms 1 674 1.24 MB/sec warmup 17 sec latency 5673.822 ms 1 674 1.17 MB/sec warmup 18 sec latency 6674.043 ms 1 674 1.11 MB/sec warmup 19 sec latency 7674.240 ms 1 674 0.00 MB/sec execute 1 sec latency 9674.732 ms 1 674 0.00 MB/sec execute 2 sec latency 10674.963 ms 1 674 0.00 MB/sec execute 3 sec latency 11675.979 ms Failover mds1 to oleg159-server 1 674 0.00 MB/sec execute 4 sec latency 12676.190 ms mount facets: mds1 1 674 0.00 MB/sec execute 5 sec latency 13677.090 ms 1 674 0.00 MB/sec execute 6 sec latency 14678.390 ms 1 674 0.00 MB/sec execute 7 sec latency 15680.923 ms Starting mds1: -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 674 0.00 MB/sec execute 8 sec latency 16685.980 ms 1 674 0.00 MB/sec execute 9 sec latency 17686.256 ms 1 674 0.00 MB/sec execute 10 sec latency 18687.233 ms 1 674 0.00 MB/sec execute 11 sec latency 19688.420 ms 1 674 0.00 MB/sec execute 12 sec latency 20688.719 ms 1 674 0.00 MB/sec execute 13 sec latency 21690.901 ms oleg159-server: oleg159-server.virtnet: executing set_default_debug -1 all 8 1 674 0.00 MB/sec execute 14 sec latency 22691.246 ms pdsh@oleg159-client: oleg159-server: ssh exited with exit code 1 1 674 0.00 MB/sec execute 15 sec latency 23691.823 ms Started lustre-MDT0000 1 674 0.00 MB/sec execute 16 sec latency 24704.637 ms 1 674 0.00 MB/sec execute 17 sec latency 25705.141 ms 1 674 0.00 MB/sec execute 18 sec latency 26705.356 ms 1 674 0.00 MB/sec execute 19 sec latency 27705.562 ms 1 674 0.00 MB/sec execute 20 sec latency 28705.756 ms 1 674 0.00 MB/sec execute 21 sec latency 29706.016 ms 1 674 0.00 MB/sec execute 22 sec latency 30707.341 ms 1 674 0.00 MB/sec execute 23 sec latency 31707.614 ms 1 674 0.00 MB/sec execute 24 sec latency 32709.435 ms 1 699 0.00 MB/sec execute 25 sec latency 33074.047 ms 1 735 0.01 MB/sec execute 26 sec latency 128.877 ms 1 789 0.01 MB/sec execute 27 sec latency 88.340 ms 1 825 0.01 MB/sec execute 28 sec latency 179.535 ms oleg159-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 890 0.02 MB/sec execute 29 sec latency 139.883 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 923 0.02 MB/sec execute 30 sec latency 236.628 ms 1 977 0.02 MB/sec execute 31 sec latency 81.227 ms 1 1011 0.04 MB/sec execute 32 sec latency 159.404 ms 1 1100 0.05 MB/sec execute 33 sec latency 172.011 ms 1 1180 0.05 MB/sec execute 34 sec latency 56.710 ms 1 1251 0.05 MB/sec execute 35 sec latency 70.104 ms 1 1405 0.13 MB/sec execute 36 sec latency 68.607 ms 1 1489 0.13 MB/sec execute 37 sec latency 119.129 ms 1 1572 0.13 MB/sec execute 38 sec latency 62.284 ms 1 1651 0.13 MB/sec execute 39 sec latency 135.911 ms 1 1736 0.13 MB/sec execute 40 sec latency 68.498 ms 1 1840 0.13 MB/sec execute 41 sec latency 47.821 ms dbench killed by signal 15 stopping dbench on /mnt/lustre at Fri Oct 24 09:36:08 EDT 2025 with return code 0 48190 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 48190 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished