== replay-dual test 26: dbench and tar with mds failover ========================================================== 13:51:45 (1763405505) Starting client oleg240-client.virtnet: -o user_xattr,flock 192.168.202.140@tcp:/lustre /mnt/lustre Started clients oleg240-client.virtnet: 192.168.202.140@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 65091 Started dbench loop with 65092 striped dir -i0 -c2 -H fnv_1a_64 /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 UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 1940 1269364 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1756 1269548 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 1564 3605456 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1544 3584800 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 3108 7190256 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 Mon Nov 17 13:51:51 EST 2025 waiting for dbench pid 65170 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 19 0.33 MB/sec warmup 1 sec latency 37.329 ms 1 63 1.34 MB/sec warmup 2 sec latency 156.413 ms 1 115 1.74 MB/sec warmup 3 sec latency 130.042 ms 1 157 1.63 MB/sec warmup 4 sec latency 127.763 ms 1 184 1.47 MB/sec warmup 5 sec latency 281.266 ms 1 215 1.39 MB/sec warmup 6 sec latency 311.815 ms 1 263 1.41 MB/sec warmup 7 sec latency 103.549 ms 1 305 1.40 MB/sec warmup 8 sec latency 135.168 ms test_26 fail mds1 1 times 1 339 1.36 MB/sec warmup 9 sec latency 137.973 ms 1 372 1.33 MB/sec warmup 10 sec latency 163.278 ms Failing mds1 on oleg240-server 1 397 1.28 MB/sec warmup 11 sec latency 154.238 ms Stopping /mnt/lustre-mds1 (opts:) on oleg240-server 1 429 1.26 MB/sec warmup 12 sec latency 132.885 ms 1 460 1.24 MB/sec warmup 13 sec latency 164.772 ms 1 460 1.15 MB/sec warmup 14 sec latency 1167.053 ms 1 460 1.08 MB/sec warmup 15 sec latency 2167.641 ms 13:52:06 (1763405526) shut down facet: mds1 facet_host: oleg240-server facet_failover_host: oleg240-server 1 460 1.01 MB/sec warmup 16 sec latency 3168.027 ms 1 460 0.95 MB/sec warmup 17 sec latency 4168.227 ms 1 460 0.90 MB/sec warmup 18 sec latency 5170.740 ms 1 460 0.85 MB/sec warmup 19 sec latency 6173.283 ms 1 460 0.00 MB/sec execute 1 sec latency 8173.618 ms 1 460 0.00 MB/sec execute 2 sec latency 9173.817 ms 1 460 0.00 MB/sec execute 3 sec latency 10175.433 ms 1 460 0.00 MB/sec execute 4 sec latency 11175.634 ms 1 460 0.00 MB/sec execute 5 sec latency 12176.362 ms Failover mds1 to oleg240-server mount facets: mds1 1 460 0.00 MB/sec execute 6 sec latency 13176.578 ms 1 460 0.00 MB/sec execute 7 sec latency 14176.779 ms 1 460 0.00 MB/sec execute 8 sec latency 15176.955 ms 1 460 0.00 MB/sec execute 9 sec latency 16178.914 ms 1 460 0.00 MB/sec execute 10 sec latency 17179.304 ms 1 460 0.00 MB/sec execute 11 sec latency 18179.503 ms 1 460 0.00 MB/sec execute 12 sec latency 19179.862 ms 1 460 0.00 MB/sec execute 13 sec latency 20181.173 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 460 0.00 MB/sec execute 14 sec latency 21181.758 ms 1 460 0.00 MB/sec execute 15 sec latency 22181.946 ms 1 460 0.00 MB/sec execute 16 sec latency 23184.313 ms 1 460 0.00 MB/sec execute 17 sec latency 24184.828 ms 1 460 0.00 MB/sec execute 18 sec latency 25185.039 ms 1 460 0.00 MB/sec execute 19 sec latency 26186.733 ms 1 460 0.00 MB/sec execute 20 sec latency 27186.924 ms 1 460 0.00 MB/sec execute 21 sec latency 28187.246 ms 1 460 0.00 MB/sec execute 22 sec latency 29187.995 ms 1 460 0.00 MB/sec execute 23 sec latency 30188.162 ms 1 460 0.00 MB/sec execute 24 sec latency 31188.832 ms 1 460 0.00 MB/sec execute 25 sec latency 32191.643 ms 1 460 0.00 MB/sec execute 26 sec latency 33191.832 ms oleg240-server: oleg240-server.virtnet: executing set_default_debug -1 all 1 460 0.00 MB/sec execute 27 sec latency 34194.032 ms pdsh@oleg240-client: oleg240-server: ssh exited with exit code 1 1 460 0.00 MB/sec execute 28 sec latency 35195.097 ms Started lustre-MDT0000 13:52:39 (1763405559) targets are mounted 13:52:39 (1763405559) facet_failover done 1 460 0.00 MB/sec execute 29 sec latency 36195.232 ms 1 478 0.02 MB/sec execute 30 sec latency 36742.738 ms 1 532 0.08 MB/sec execute 31 sec latency 99.136 ms oleg240-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 618 0.15 MB/sec execute 32 sec latency 83.626 ms 1 678 0.15 MB/sec execute 33 sec latency 87.431 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 721 0.15 MB/sec execute 34 sec latency 107.552 ms 1 769 0.15 MB/sec execute 35 sec latency 107.683 ms 1 806 0.15 MB/sec execute 36 sec latency 86.759 ms 1 867 0.15 MB/sec execute 37 sec latency 93.678 ms 1 884 0.14 MB/sec execute 38 sec latency 595.234 ms 1 890 0.14 MB/sec execute 39 sec latency 1147.290 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2052 1269252 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1860 1269444 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 9896 3589620 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 36156 3567300 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 46052 7156920 1% /mnt/lustre 1 927 0.14 MB/sec execute 40 sec latency 86.042 ms 1 971 0.14 MB/sec execute 41 sec latency 203.062 ms 1 1040 0.16 MB/sec execute 42 sec latency 83.504 ms 1 1099 0.16 MB/sec execute 43 sec latency 83.103 ms 1 1163 0.16 MB/sec execute 44 sec latency 77.385 ms 1 1221 0.15 MB/sec execute 45 sec latency 60.709 ms 1 1274 0.15 MB/sec execute 46 sec latency 75.965 ms test_26 fail mds2 2 times 1 1422 0.21 MB/sec execute 47 sec latency 65.747 ms 1 1474 0.21 MB/sec execute 48 sec latency 243.042 ms Failing mds2 on oleg240-server 1 1523 0.20 MB/sec execute 49 sec latency 103.152 ms Stopping /mnt/lustre-mds2 (opts:) on oleg240-server 1 1578 0.20 MB/sec execute 50 sec latency 66.471 ms 1 1631 0.20 MB/sec execute 51 sec latency 77.932 ms 1 1682 0.19 MB/sec execute 52 sec latency 93.758 ms 13:53:03 (1763405583) shut down facet: mds2 facet_host: oleg240-server facet_failover_host: oleg240-server 1 1745 0.19 MB/sec execute 53 sec latency 109.728 ms 1 1814 0.19 MB/sec execute 54 sec latency 81.213 ms 1 1873 0.19 MB/sec execute 55 sec latency 83.062 ms 1 1980 0.18 MB/sec execute 56 sec latency 73.768 ms 1 2042 0.18 MB/sec execute 57 sec latency 59.583 ms 1 2138 0.18 MB/sec execute 58 sec latency 70.354 ms 1 2187 0.18 MB/sec execute 59 sec latency 80.483 ms 1 2259 0.18 MB/sec execute 60 sec latency 311.670 ms 1 2259 0.17 MB/sec execute 61 sec latency 1311.903 ms 1 2259 0.17 MB/sec execute 62 sec latency 2312.103 ms Failover mds2 to oleg240-server mount facets: mds2 1 2259 0.17 MB/sec execute 63 sec latency 3312.291 ms 1 2259 0.17 MB/sec execute 64 sec latency 4313.151 ms 1 2259 0.16 MB/sec execute 65 sec latency 5314.426 ms 1 2259 0.16 MB/sec execute 66 sec latency 6314.607 ms 1 2259 0.16 MB/sec execute 67 sec latency 7315.160 ms 1 2259 0.16 MB/sec execute 68 sec latency 8315.378 ms 1 2259 0.15 MB/sec execute 69 sec latency 9315.606 ms 1 2259 0.15 MB/sec execute 70 sec latency 10319.296 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.15 MB/sec execute 71 sec latency 11319.701 ms 1 2259 0.15 MB/sec execute 72 sec latency 12319.929 ms 1 2259 0.15 MB/sec execute 73 sec latency 13320.092 ms 1 2259 0.14 MB/sec execute 74 sec latency 14320.621 ms oleg240-server: oleg240-server.virtnet: executing set_default_debug -1 all 1 2259 0.14 MB/sec execute 75 sec latency 15321.101 ms pdsh@oleg240-client: oleg240-server: ssh exited with exit code 1 1 2259 0.14 MB/sec execute 76 sec latency 16322.417 ms Started lustre-MDT0001 13:53:28 (1763405608) targets are mounted 13:53:28 (1763405608) facet_failover done 1 2259 0.14 MB/sec execute 77 sec latency 17323.447 ms 1 2259 0.14 MB/sec execute 78 sec latency 18325.044 ms 1 2264 0.14 MB/sec execute 79 sec latency 19230.468 ms 1 2342 0.15 MB/sec execute 80 sec latency 81.291 ms 1 2369 0.14 MB/sec execute 81 sec latency 119.359 ms oleg240-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 2403 0.14 MB/sec execute 82 sec latency 104.155 ms 1 2435 0.14 MB/sec execute 83 sec latency 117.451 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2467 0.15 MB/sec execute 84 sec latency 135.829 ms 1 2497 0.15 MB/sec execute 85 sec latency 188.862 ms 1 2584 0.15 MB/sec execute 86 sec latency 80.090 ms 1 2713 0.18 MB/sec execute 87 sec latency 102.610 ms 1 2876 0.18 MB/sec execute 88 sec latency 85.240 ms 1 2929 0.19 MB/sec execute 89 sec latency 112.365 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2332 1268972 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2128 1269176 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 20720 3580584 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 39640 3566864 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 60360 7147448 1% /mnt/lustre 1 2997 0.19 MB/sec execute 90 sec latency 116.262 ms 1 3183 0.20 MB/sec execute 91 sec latency 103.185 ms 1 3271 0.21 MB/sec execute 92 sec latency 94.196 ms 1 3348 0.21 MB/sec execute 93 sec latency 73.556 ms 1 3410 0.21 MB/sec execute 94 sec latency 72.839 ms 1 3563 0.23 MB/sec execute 95 sec latency 85.605 ms 1 3632 0.23 MB/sec execute 96 sec latency 90.686 ms 1 3697 0.23 MB/sec execute 97 sec latency 62.218 ms 1 3780 0.24 MB/sec execute 98 sec latency 65.814 ms test_26 fail mds1 3 times 1 3816 0.24 MB/sec execute 99 sec latency 114.416 ms Failing mds1 on oleg240-server 1 cleanup 100 sec Stopping /mnt/lustre-mds1 (opts:) on oleg240-server 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 13:53:54 (1763405634) shut down facet: mds1 facet_host: oleg240-server facet_failover_host: oleg240-server 1 cleanup 104 sec 1 cleanup 105 sec 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 Failover mds1 to oleg240-server mount facets: mds1 1 cleanup 114 sec 1 cleanup 115 sec 1 cleanup 116 sec 1 cleanup 117 sec 1 cleanup 118 sec 1 cleanup 119 sec 1 cleanup 120 sec Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 cleanup 121 sec 1 cleanup 122 sec 1 cleanup 123 sec 1 cleanup 124 sec 1 cleanup 125 sec 1 cleanup 126 sec 1 cleanup 127 sec 1 cleanup 128 sec 1 cleanup 129 sec 1 cleanup 130 sec 1 cleanup 131 sec 1 cleanup 132 sec oleg240-server: oleg240-server.virtnet: executing set_default_debug -1 all 1 cleanup 133 sec pdsh@oleg240-client: oleg240-server: ssh exited with exit code 1 1 cleanup 134 sec Started lustre-MDT0000 13:54:26 (1763405666) targets are mounted 13:54:26 (1763405666) facet_failover done 1 cleanup 135 sec 1 cleanup 136 sec 1 cleanup 137 sec 1 cleanup 138 sec 0 cleanup 139 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 529 79.201 19230.446 Close 426 96.393 36742.721 Rename 26 75.863 188.839 Unlink 74 21.185 57.279 Qpathinfo 495 13.602 113.001 Qfileinfo 118 1.260 11.507 Qfsinfo 94 2.510 18.966 Sfileinfo 50 56.199 128.962 Find 193 9.391 56.489 WriteX 393 10.899 57.056 ReadX 953 1.101 83.784 LockX 2 10.323 10.518 UnlockX 2 8.727 12.454 Flush 43 51.661 132.973 Throughput 0.238006 MB/sec 1 clients 1 procs max_latency=36742.738 ms stopping dbench on /mnt/lustre at Mon Nov 17 13:54:30 EST 2025 with return code 0 oleg240-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec striped dir -i0 -c2 -H all_char /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 Mon Nov 17 13:54:36 EST 2025 waiting for dbench pid 68302 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 31 1.05 MB/sec warmup 1 sec latency 39.097 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2616 1268688 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2388 1268916 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 46232 3557932 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 2432 3604496 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 48664 7162428 1% /mnt/lustre 1 111 2.62 MB/sec warmup 2 sec latency 91.938 ms 1 148 2.09 MB/sec warmup 3 sec latency 131.013 ms 1 184 1.85 MB/sec warmup 4 sec latency 198.801 ms 1 231 1.78 MB/sec warmup 5 sec latency 329.942 ms 1 287 1.78 MB/sec warmup 6 sec latency 84.990 ms 1 339 1.75 MB/sec warmup 7 sec latency 97.817 ms 1 381 1.69 MB/sec warmup 8 sec latency 125.950 ms 1 437 1.71 MB/sec warmup 9 sec latency 97.788 ms test_26 fail mds2 4 times 1 493 1.72 MB/sec warmup 10 sec latency 112.764 ms 1 542 1.73 MB/sec warmup 11 sec latency 142.637 ms Failing mds2 on oleg240-server Stopping /mnt/lustre-mds2 (opts:) on oleg240-server 1 642 1.75 MB/sec warmup 12 sec latency 141.595 ms 1 686 1.63 MB/sec warmup 13 sec latency 130.502 ms 1 686 1.51 MB/sec warmup 14 sec latency 1131.215 ms 1 686 1.41 MB/sec warmup 15 sec latency 2131.443 ms 1 686 1.32 MB/sec warmup 16 sec latency 3132.935 ms 1 686 1.24 MB/sec warmup 17 sec latency 4133.258 ms 1 686 1.17 MB/sec warmup 18 sec latency 5134.694 ms 1 686 1.11 MB/sec warmup 19 sec latency 6134.912 ms 13:54:57 (1763405697) shut down facet: mds2 facet_host: oleg240-server facet_failover_host: oleg240-server 1 686 0.00 MB/sec execute 1 sec latency 8135.947 ms 1 686 0.00 MB/sec execute 2 sec latency 9136.433 ms 1 686 0.00 MB/sec execute 3 sec latency 10138.429 ms 1 686 0.00 MB/sec execute 4 sec latency 11138.732 ms 1 686 0.00 MB/sec execute 5 sec latency 12140.450 ms 1 686 0.00 MB/sec execute 6 sec latency 13140.648 ms 1 686 0.00 MB/sec execute 7 sec latency 14140.841 ms 1 686 0.00 MB/sec execute 8 sec latency 15141.035 ms 1 686 0.00 MB/sec execute 9 sec latency 16144.016 ms 1 686 0.00 MB/sec execute 10 sec latency 17144.214 ms 1 686 0.00 MB/sec execute 11 sec latency 18144.394 ms Failover mds2 to oleg240-server mount facets: mds2 1 686 0.00 MB/sec execute 12 sec latency 19144.610 ms 1 686 0.00 MB/sec execute 13 sec latency 20145.857 ms 1 686 0.00 MB/sec execute 14 sec latency 21146.077 ms 1 686 0.00 MB/sec execute 15 sec latency 22146.275 ms 1 686 0.00 MB/sec execute 16 sec latency 23146.465 ms 1 686 0.00 MB/sec execute 17 sec latency 24147.030 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 686 0.00 MB/sec execute 18 sec latency 25149.681 ms 1 686 0.00 MB/sec execute 19 sec latency 26151.178 ms 1 686 0.00 MB/sec execute 20 sec latency 27151.362 ms 1 686 0.00 MB/sec execute 21 sec latency 28151.690 ms oleg240-server: oleg240-server.virtnet: executing set_default_debug -1 all 1 686 0.00 MB/sec execute 22 sec latency 29151.889 ms pdsh@oleg240-client: oleg240-server: ssh exited with exit code 1 1 686 0.00 MB/sec execute 23 sec latency 30152.356 ms Started lustre-MDT0001 13:55:20 (1763405720) targets are mounted 13:55:20 (1763405720) facet_failover done 1 686 0.00 MB/sec execute 24 sec latency 31152.550 ms 1 686 0.00 MB/sec execute 25 sec latency 32152.715 ms 1 699 0.00 MB/sec execute 26 sec latency 32662.087 ms 1 734 0.00 MB/sec execute 27 sec latency 132.002 ms oleg240-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 779 0.01 MB/sec execute 28 sec latency 110.991 ms 1 821 0.01 MB/sec execute 29 sec latency 84.040 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 874 0.02 MB/sec execute 30 sec latency 97.178 ms 1 884 0.02 MB/sec execute 31 sec latency 782.345 ms 1 918 0.02 MB/sec execute 32 sec latency 782.914 ms 1 959 0.02 MB/sec execute 33 sec latency 119.811 ms 1 999 0.02 MB/sec execute 34 sec latency 100.692 ms 1 1084 0.05 MB/sec execute 35 sec latency 69.125 ms 1 1154 0.05 MB/sec execute 36 sec latency 91.976 ms 1 1202 0.05 MB/sec execute 37 sec latency 81.623 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1259 0.05 MB/sec execute 38 sec latency 83.510 ms 1 1399 0.12 MB/sec execute 39 sec latency 70.081 ms 1 1461 0.12 MB/sec execute 40 sec latency 121.868 ms 1 1505 0.12 MB/sec execute 41 sec latency 219.271 ms 1 1565 0.12 MB/sec execute 42 sec latency 85.243 ms 1 1619 0.12 MB/sec execute 43 sec latency 68.572 ms 1 1656 0.11 MB/sec execute 44 sec latency 210.636 ms 1 1692 0.11 MB/sec execute 45 sec latency 107.380 ms 1 1775 0.11 MB/sec execute 46 sec latency 86.057 ms 1 1832 0.11 MB/sec execute 47 sec latency 88.302 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Mon Nov 17 13:55:44 EST 2025 with return code 0 1 1880 0.11 MB/sec execute 48 sec latency 93.972 ms 68302 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 68302 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished