== replay-dual test 26: dbench and tar with mds failover ========================================================== 21:06:57 (1763345217) Starting client oleg111-client.virtnet: -o user_xattr,flock 192.168.201.111@tcp:/lustre /mnt/lustre Started clients oleg111-client.virtnet: 192.168.201.111@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 65049 Started dbench loop with 65050 striped dir -i0 -c2 -H all_char /mnt/lustre/d26.replay-dual/run_tar 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 UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 1964 1269340 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 3584772 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 3108 7190228 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 Sun Nov 16 21:07:03 EST 2025 waiting for dbench pid 65128 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 1 of 1 processes prepared for launch 0 sec releasing clients 1 42 1.57 MB/sec warmup 1 sec latency 83.628 ms 1 113 2.62 MB/sec warmup 2 sec latency 117.057 ms 1 165 2.27 MB/sec warmup 3 sec latency 143.209 ms 1 199 1.96 MB/sec warmup 4 sec latency 295.349 ms 1 255 1.93 MB/sec warmup 5 sec latency 128.306 ms 1 287 1.78 MB/sec warmup 6 sec latency 110.104 ms 1 332 1.71 MB/sec warmup 7 sec latency 116.198 ms test_26 fail mds1 1 times 1 373 1.66 MB/sec warmup 8 sec latency 140.419 ms Failing mds1 on oleg111-server 1 414 1.62 MB/sec warmup 9 sec latency 155.196 ms Stopping /mnt/lustre-mds1 (opts:) on oleg111-server 1 469 1.64 MB/sec warmup 10 sec latency 105.185 ms 1 501 1.59 MB/sec warmup 11 sec latency 279.373 ms 1 501 1.45 MB/sec warmup 12 sec latency 1057.645 ms 21:07:15 (1763345235) shut down facet: mds1 facet_host: oleg111-server facet_failover_host: oleg111-server 1 501 1.34 MB/sec warmup 13 sec latency 2057.939 ms 1 501 1.25 MB/sec warmup 14 sec latency 3058.361 ms 1 501 1.16 MB/sec warmup 15 sec latency 4058.614 ms 1 501 1.09 MB/sec warmup 16 sec latency 5060.774 ms 1 501 1.03 MB/sec warmup 17 sec latency 6062.609 ms 1 501 0.97 MB/sec warmup 18 sec latency 7065.612 ms 1 501 0.92 MB/sec warmup 19 sec latency 8065.809 ms 1 501 0.00 MB/sec execute 1 sec latency 10066.464 ms 1 501 0.00 MB/sec execute 2 sec latency 11066.905 ms 1 501 0.00 MB/sec execute 3 sec latency 12067.512 ms Failover mds1 to oleg111-server mount facets: mds1 1 501 0.00 MB/sec execute 4 sec latency 13068.062 ms 1 501 0.00 MB/sec execute 5 sec latency 14068.393 ms 1 501 0.00 MB/sec execute 6 sec latency 15071.906 ms 1 501 0.00 MB/sec execute 7 sec latency 16072.125 ms 1 501 0.00 MB/sec execute 8 sec latency 17072.366 ms 1 501 0.00 MB/sec execute 9 sec latency 18079.858 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 501 0.00 MB/sec execute 10 sec latency 19083.558 ms 1 501 0.00 MB/sec execute 11 sec latency 20083.860 ms 1 501 0.00 MB/sec execute 12 sec latency 21087.361 ms 1 501 0.00 MB/sec execute 13 sec latency 22087.545 ms oleg111-server: oleg111-server.virtnet: executing set_default_debug -1 all 1 501 0.00 MB/sec execute 14 sec latency 23087.751 ms pdsh@oleg111-client: oleg111-server: ssh exited with exit code 1 1 501 0.00 MB/sec execute 15 sec latency 24088.301 ms Started lustre-MDT0000 21:07:38 (1763345258) targets are mounted 21:07:38 (1763345258) facet_failover done 1 501 0.00 MB/sec execute 16 sec latency 25088.510 ms 1 501 0.00 MB/sec execute 17 sec latency 26091.395 ms 1 504 0.00 MB/sec execute 18 sec latency 26944.771 ms 1 600 0.18 MB/sec execute 19 sec latency 103.685 ms oleg111-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 661 0.18 MB/sec execute 20 sec latency 88.179 ms 1 702 0.18 MB/sec execute 21 sec latency 110.077 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 733 0.17 MB/sec execute 22 sec latency 152.049 ms 1 778 0.17 MB/sec execute 23 sec latency 110.279 ms 1 821 0.17 MB/sec execute 24 sec latency 81.033 ms 1 882 0.17 MB/sec execute 25 sec latency 98.686 ms 1 884 0.16 MB/sec execute 26 sec latency 959.153 ms 1 918 0.16 MB/sec execute 27 sec latency 1000.731 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2092 1269212 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1884 1269420 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 13664 3586360 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 33396 3571576 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 47060 7157936 1% /mnt/lustre 1 967 0.16 MB/sec execute 28 sec latency 110.945 ms 1 1029 0.19 MB/sec execute 29 sec latency 88.588 ms 1 1118 0.18 MB/sec execute 30 sec latency 68.232 ms 1 1180 0.18 MB/sec execute 31 sec latency 80.388 ms 1 1242 0.18 MB/sec execute 32 sec latency 84.150 ms 1 1387 0.26 MB/sec execute 33 sec latency 75.081 ms 1 1450 0.25 MB/sec execute 34 sec latency 74.891 ms test_26 fail mds2 2 times 1 1504 0.24 MB/sec execute 35 sec latency 207.865 ms Failing mds2 on oleg111-server 1 1591 0.24 MB/sec execute 36 sec latency 78.594 ms Stopping /mnt/lustre-mds2 (opts:) on oleg111-server 1 1647 0.24 MB/sec execute 37 sec latency 94.603 ms 1 1662 0.23 MB/sec execute 38 sec latency 686.814 ms 1 1662 0.22 MB/sec execute 39 sec latency 1687.007 ms 1 1662 0.22 MB/sec execute 40 sec latency 2687.219 ms 1 1662 0.21 MB/sec execute 41 sec latency 3690.739 ms 1 1662 0.21 MB/sec execute 42 sec latency 4691.141 ms 1 1662 0.20 MB/sec execute 43 sec latency 5692.493 ms 1 1662 0.20 MB/sec execute 44 sec latency 6703.454 ms 21:08:07 (1763345287) shut down facet: mds2 facet_host: oleg111-server facet_failover_host: oleg111-server 1 1662 0.19 MB/sec execute 45 sec latency 7704.087 ms 1 1662 0.19 MB/sec execute 46 sec latency 8705.023 ms 1 1662 0.19 MB/sec execute 47 sec latency 9705.221 ms 1 1662 0.18 MB/sec execute 48 sec latency 10706.345 ms 1 1662 0.18 MB/sec execute 49 sec latency 11706.488 ms 1 1662 0.17 MB/sec execute 50 sec latency 12709.161 ms 1 1662 0.17 MB/sec execute 51 sec latency 13710.612 ms 1 1662 0.17 MB/sec execute 52 sec latency 14712.039 ms 1 1662 0.16 MB/sec execute 53 sec latency 15712.204 ms 1 1662 0.16 MB/sec execute 54 sec latency 16712.408 ms Failover mds2 to oleg111-server mount facets: mds2 1 1662 0.16 MB/sec execute 55 sec latency 17713.429 ms 1 1662 0.16 MB/sec execute 56 sec latency 18714.950 ms 1 1662 0.15 MB/sec execute 57 sec latency 19716.345 ms 1 1662 0.15 MB/sec execute 58 sec latency 20719.889 ms 1 1662 0.15 MB/sec execute 59 sec latency 21723.172 ms 1 1662 0.15 MB/sec execute 60 sec latency 22723.311 ms 1 1662 0.14 MB/sec execute 61 sec latency 23723.860 ms 1 1662 0.14 MB/sec execute 62 sec latency 24724.057 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 1662 0.14 MB/sec execute 63 sec latency 25724.299 ms 1 1662 0.14 MB/sec execute 64 sec latency 26724.481 ms 1 1662 0.13 MB/sec execute 65 sec latency 27725.424 ms 1 1662 0.13 MB/sec execute 66 sec latency 28725.634 ms 1 1662 0.13 MB/sec execute 67 sec latency 29727.782 ms oleg111-server: oleg111-server.virtnet: executing set_default_debug -1 all 1 1662 0.13 MB/sec execute 68 sec latency 30729.029 ms pdsh@oleg111-client: oleg111-server: ssh exited with exit code 1 1 1662 0.13 MB/sec execute 69 sec latency 31729.342 ms Started lustre-MDT0001 21:08:32 (1763345312) targets are mounted 21:08:32 (1763345312) facet_failover done 1 1662 0.12 MB/sec execute 70 sec latency 32734.089 ms 1 1662 0.12 MB/sec execute 71 sec latency 33737.651 ms 1 1690 0.12 MB/sec execute 72 sec latency 33785.816 ms 1 1736 0.12 MB/sec execute 73 sec latency 81.279 ms 1 1805 0.12 MB/sec execute 74 sec latency 107.271 ms oleg111-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 1840 0.12 MB/sec execute 75 sec latency 134.327 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1886 0.12 MB/sec execute 76 sec latency 92.735 ms 1 1978 0.12 MB/sec execute 77 sec latency 68.372 ms 1 2039 0.12 MB/sec execute 78 sec latency 71.445 ms 1 2126 0.12 MB/sec execute 79 sec latency 93.831 ms 1 2166 0.12 MB/sec execute 80 sec latency 90.956 ms 1 2273 0.12 MB/sec execute 81 sec latency 64.431 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2312 1268992 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2180 1269124 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 33852 3572084 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 35180 3570692 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 69032 7142776 1% /mnt/lustre 1 2348 0.13 MB/sec execute 82 sec latency 97.243 ms 1 2388 0.13 MB/sec execute 83 sec latency 93.327 ms 1 2436 0.13 MB/sec execute 84 sec latency 94.770 ms 1 2478 0.13 MB/sec execute 85 sec latency 112.640 ms 1 2504 0.13 MB/sec execute 86 sec latency 392.055 ms 1 2507 0.13 MB/sec execute 87 sec latency 1250.992 ms 1 2583 0.13 MB/sec execute 88 sec latency 93.506 ms 1 2764 0.16 MB/sec execute 89 sec latency 71.408 ms test_26 fail mds1 3 times 1 2917 0.18 MB/sec execute 90 sec latency 60.154 ms 1 2989 0.18 MB/sec execute 91 sec latency 85.390 ms Failing mds1 on oleg111-server Stopping /mnt/lustre-mds1 (opts:) on oleg111-server 1 3186 0.18 MB/sec execute 92 sec latency 97.022 ms 1 3232 0.18 MB/sec execute 93 sec latency 571.115 ms 1 3232 0.18 MB/sec execute 94 sec latency 1571.313 ms 21:08:57 (1763345337) shut down facet: mds1 facet_host: oleg111-server facet_failover_host: oleg111-server 1 3232 0.18 MB/sec execute 95 sec latency 2571.547 ms 1 3232 0.18 MB/sec execute 96 sec latency 3571.811 ms 1 3232 0.17 MB/sec execute 97 sec latency 4572.942 ms 1 3232 0.17 MB/sec execute 98 sec latency 5573.164 ms 1 3232 0.17 MB/sec execute 99 sec latency 6575.108 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec Failover mds1 to oleg111-server mount facets: mds1 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 Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 cleanup 112 sec 1 cleanup 113 sec 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 1 cleanup 121 sec 1 cleanup 122 sec 1 cleanup 123 sec 1 cleanup 124 sec oleg111-server: oleg111-server.virtnet: executing set_default_debug -1 all 1 cleanup 125 sec pdsh@oleg111-client: oleg111-server: ssh exited with exit code 1 1 cleanup 126 sec Started lustre-MDT0000 21:09:29 (1763345369) targets are mounted 21:09:29 (1763345369) facet_failover done 1 cleanup 127 sec 1 cleanup 128 sec 1 cleanup 129 sec 1 cleanup 130 sec oleg111-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 cleanup 131 sec 1 cleanup 132 sec 0 cleanup 132 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 414 279.893 36397.819 Close 345 9.721 30.672 Rename 22 70.072 164.778 Unlink 49 21.458 51.881 Qpathinfo 407 12.957 81.255 Qfileinfo 105 1.251 10.591 Qfsinfo 59 2.344 18.125 Sfileinfo 50 50.844 110.063 Find 135 9.991 75.341 WriteX 313 9.228 68.150 ReadX 790 0.724 97.227 LockX 2 9.763 10.802 UnlockX 2 8.588 12.744 Flush 39 50.493 149.566 Throughput 0.170356 MB/sec 1 clients 1 procs max_latency=33785.816 ms stopping dbench on /mnt/lustre at Sun Nov 16 21:09:35 EST 2025 with return code 0 mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished striped dir -i0 -c2 -H crush /mnt/lustre2/d26.replay-dual/run_dbench 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 2668 1268636 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2472 1268832 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 25776 3560204 1% /mnt/lustre[OST:0] '/usr/share/dbench/client.txt' -> 'client.txt' lustre-OST0001_UUID 3833116 2472 3602800 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 28248 7163004 1% /mnt/lustre running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Sun Nov 16 21:09:42 EST 2025 waiting for dbench pid 68266 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 20 0.39 MB/sec warmup 1 sec latency 40.008 ms 1 72 1.57 MB/sec warmup 2 sec latency 119.113 ms 1 121 1.83 MB/sec warmup 3 sec latency 138.612 ms 1 155 1.63 MB/sec warmup 4 sec latency 159.592 ms 1 186 1.48 MB/sec warmup 5 sec latency 301.375 ms 1 213 1.38 MB/sec warmup 6 sec latency 366.177 ms 1 261 1.40 MB/sec warmup 7 sec latency 99.676 ms 1 316 1.43 MB/sec warmup 8 sec latency 119.501 ms test_26 fail mds2 4 times 1 358 1.42 MB/sec warmup 9 sec latency 95.627 ms 1 397 1.40 MB/sec warmup 10 sec latency 136.568 ms Failing mds2 on oleg111-server 1 421 1.35 MB/sec warmup 11 sec latency 233.156 ms 1 461 1.34 MB/sec warmup 12 sec latency 141.684 ms Stopping /mnt/lustre-mds2 (opts:) on oleg111-server 1 501 1.34 MB/sec warmup 13 sec latency 107.848 ms 1 501 1.24 MB/sec warmup 14 sec latency 1031.732 ms 1 501 1.16 MB/sec warmup 15 sec latency 2032.333 ms 1 501 1.09 MB/sec warmup 16 sec latency 3032.838 ms 1 501 1.02 MB/sec warmup 17 sec latency 4034.245 ms 1 501 0.97 MB/sec warmup 18 sec latency 5034.446 ms 1 501 0.92 MB/sec warmup 19 sec latency 6034.703 ms 1 501 0.00 MB/sec execute 1 sec latency 8051.988 ms 21:10:03 (1763345403) shut down facet: mds2 facet_host: oleg111-server facet_failover_host: oleg111-server 1 501 0.00 MB/sec execute 2 sec latency 9055.877 ms 1 501 0.00 MB/sec execute 3 sec latency 10056.039 ms 1 501 0.00 MB/sec execute 4 sec latency 11056.326 ms 1 501 0.00 MB/sec execute 5 sec latency 12060.617 ms 1 501 0.00 MB/sec execute 6 sec latency 13060.877 ms 1 501 0.00 MB/sec execute 7 sec latency 14061.085 ms 1 501 0.00 MB/sec execute 8 sec latency 15061.698 ms 1 501 0.00 MB/sec execute 9 sec latency 16061.940 ms 1 501 0.00 MB/sec execute 10 sec latency 17068.991 ms 1 501 0.00 MB/sec execute 11 sec latency 18069.384 ms Failover mds2 to oleg111-server mount facets: mds2 1 501 0.00 MB/sec execute 12 sec latency 19070.872 ms 1 501 0.00 MB/sec execute 13 sec latency 20071.062 ms 1 501 0.00 MB/sec execute 14 sec latency 21071.288 ms 1 501 0.00 MB/sec execute 15 sec latency 22073.736 ms 1 501 0.00 MB/sec execute 16 sec latency 23074.441 ms 1 501 0.00 MB/sec execute 17 sec latency 24077.017 ms 1 501 0.00 MB/sec execute 18 sec latency 25077.237 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 501 0.00 MB/sec execute 19 sec latency 26077.438 ms 1 501 0.00 MB/sec execute 20 sec latency 27077.624 ms 1 501 0.00 MB/sec execute 21 sec latency 28077.830 ms 1 501 0.00 MB/sec execute 22 sec latency 29078.036 ms oleg111-server: oleg111-server.virtnet: executing set_default_debug -1 all pdsh@oleg111-client: oleg111-server: ssh exited with exit code 1 1 501 0.00 MB/sec execute 23 sec latency 30080.274 ms Started lustre-MDT0001 21:10:26 (1763345426) targets are mounted 21:10:26 (1763345426) facet_failover done 1 501 0.00 MB/sec execute 24 sec latency 31080.429 ms 1 501 0.00 MB/sec execute 25 sec latency 32083.560 ms 1 501 0.00 MB/sec execute 26 sec latency 33083.681 ms 1 576 0.07 MB/sec execute 27 sec latency 33200.120 ms oleg111-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 658 0.13 MB/sec execute 28 sec latency 82.261 ms 1 702 0.13 MB/sec execute 29 sec latency 87.800 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 746 0.13 MB/sec execute 30 sec latency 84.924 ms 1 803 0.13 MB/sec execute 31 sec latency 105.745 ms 1 869 0.13 MB/sec execute 32 sec latency 79.155 ms 1 884 0.13 MB/sec execute 33 sec latency 644.001 ms 1 923 0.13 MB/sec execute 34 sec latency 683.134 ms 1 981 0.13 MB/sec execute 35 sec latency 90.268 ms 1 1060 0.15 MB/sec execute 36 sec latency 92.534 ms 1 1126 0.15 MB/sec execute 37 sec latency 94.538 ms 1 1190 0.15 MB/sec execute 38 sec latency 65.801 ms 1 1242 0.14 MB/sec execute 39 sec latency 83.466 ms 1 1381 0.21 MB/sec execute 40 sec latency 94.732 ms 1 1428 0.21 MB/sec execute 41 sec latency 92.196 ms 1 1481 0.20 MB/sec execute 42 sec latency 249.089 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1537 0.20 MB/sec execute 43 sec latency 78.861 ms 1 1616 0.20 MB/sec execute 44 sec latency 57.242 ms 1 1684 0.19 MB/sec execute 45 sec latency 84.563 ms 1 1751 0.19 MB/sec execute 46 sec latency 88.015 ms 1 1825 0.19 MB/sec execute 47 sec latency 60.286 ms 1 1879 0.19 MB/sec execute 48 sec latency 118.296 ms 1 1973 0.18 MB/sec execute 49 sec latency 195.378 ms 1 2024 0.18 MB/sec execute 50 sec latency 67.980 ms 1 2115 0.18 MB/sec execute 51 sec latency 78.017 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Sun Nov 16 21:10:54 EST 2025 with return code 0 68266 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 68266 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished