== replay-dual test 26: dbench and tar with mds failover ========================================================== 12:56:26 (1781283386) Starting client oleg601-client.virtnet: -o user_xattr,flock oleg601-server@tcp:/lustre /mnt/lustre Started clients oleg601-client.virtnet: 192.168.206.101@tcp:/lustre on /mnt/lustre type lustre (rw,checksum,flock,user_xattr,lruresize,lazystatfs,nouser_fid2path,verbose,encrypt) Started tar loop with pid 45046 Started dbench loop with 45047 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 3200 2205312 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 3072 3713024 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 3072 3750912 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 6144 7463936 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 Jun 12 12:56:30 EDT 2026 waiting for dbench pid 45100 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 2.10 MB/sec warmup 1 sec latency 142.187 ms 1 120 2.75 MB/sec warmup 2 sec latency 133.722 ms 1 165 2.27 MB/sec warmup 3 sec latency 97.328 ms 1 215 2.09 MB/sec warmup 4 sec latency 102.516 ms test_26 fail mds1 1 times 1 271 2.04 MB/sec warmup 5 sec latency 83.858 ms 1 314 1.91 MB/sec warmup 6 sec latency 116.761 ms Failing mds1 on oleg601-server 1 358 1.82 MB/sec warmup 7 sec latency 126.232 ms Stopping /mnt/lustre-mds1 (opts:) on oleg601-server 1 412 1.82 MB/sec warmup 8 sec latency 109.218 ms 1 412 1.62 MB/sec warmup 9 sec latency 1003.048 ms 1 412 1.46 MB/sec warmup 10 sec latency 2004.726 ms reboot facets: mds1 1 412 1.32 MB/sec warmup 11 sec latency 3011.768 ms 1 412 1.21 MB/sec warmup 12 sec latency 4013.705 ms 1 412 1.12 MB/sec warmup 13 sec latency 5014.429 ms 1 412 1.04 MB/sec warmup 14 sec latency 6016.418 ms 1 412 0.97 MB/sec warmup 15 sec latency 7016.733 ms 1 412 0.91 MB/sec warmup 16 sec latency 8017.126 ms 1 412 0.86 MB/sec warmup 17 sec latency 9017.439 ms 1 412 0.81 MB/sec warmup 18 sec latency 10017.769 ms 1 412 0.77 MB/sec warmup 19 sec latency 11020.349 ms Failover mds1 to oleg601-server 1 412 0.00 MB/sec execute 1 sec latency 13021.735 ms mount facets: mds1 1 412 0.00 MB/sec execute 2 sec latency 14023.032 ms 1 412 0.00 MB/sec execute 3 sec latency 15023.164 ms 1 412 0.00 MB/sec execute 4 sec latency 16024.529 ms Starting mds1: -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 412 0.00 MB/sec execute 5 sec latency 17024.786 ms 1 412 0.00 MB/sec execute 6 sec latency 18024.969 ms 1 412 0.00 MB/sec execute 7 sec latency 19025.161 ms 1 412 0.00 MB/sec execute 8 sec latency 20025.473 ms 1 412 0.00 MB/sec execute 9 sec latency 21025.671 ms 1 412 0.00 MB/sec execute 10 sec latency 22026.583 ms 1 412 0.00 MB/sec execute 11 sec latency 23026.900 ms 1 412 0.00 MB/sec execute 12 sec latency 24027.268 ms 1 412 0.00 MB/sec execute 13 sec latency 25027.686 ms 1 412 0.00 MB/sec execute 14 sec latency 26027.873 ms 1 412 0.00 MB/sec execute 15 sec latency 27028.077 ms 1 412 0.00 MB/sec execute 16 sec latency 28030.261 ms 1 412 0.00 MB/sec execute 17 sec latency 29030.616 ms 1 412 0.00 MB/sec execute 18 sec latency 30031.925 ms oleg601-server: oleg601-server.virtnet: executing set_default_debug -1 all 8 1 412 0.00 MB/sec execute 19 sec latency 31032.148 ms pdsh@oleg601-client: oleg601-server: ssh exited with exit code 1 1 412 0.00 MB/sec execute 20 sec latency 32032.424 ms Started lustre-MDT0000 1 453 0.06 MB/sec execute 21 sec latency 32120.207 ms 1 501 0.13 MB/sec execute 22 sec latency 114.462 ms 1 572 0.20 MB/sec execute 23 sec latency 134.418 ms 1 655 0.27 MB/sec execute 24 sec latency 104.503 ms 1 678 0.26 MB/sec execute 25 sec latency 269.657 ms oleg601-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 721 0.26 MB/sec execute 26 sec latency 113.047 ms 1 749 0.25 MB/sec execute 27 sec latency 283.035 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 791 0.24 MB/sec execute 28 sec latency 171.238 ms 1 820 0.24 MB/sec execute 29 sec latency 128.977 ms 1 876 0.24 MB/sec execute 30 sec latency 221.621 ms 1 910 0.23 MB/sec execute 31 sec latency 106.949 ms 1 949 0.22 MB/sec execute 32 sec latency 277.954 ms 1 983 0.22 MB/sec execute 33 sec latency 231.670 ms 1 1051 0.24 MB/sec execute 34 sec latency 96.412 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 3712 2204800 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 46080 3704832 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 14336 3723264 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 60416 7428096 1% /mnt/lustre 1 1117 0.24 MB/sec execute 35 sec latency 77.863 ms 1 1154 0.23 MB/sec execute 36 sec latency 121.795 ms 1 1188 0.23 MB/sec execute 37 sec latency 106.791 ms 1 1229 0.22 MB/sec execute 38 sec latency 99.602 ms 1 1274 0.22 MB/sec execute 39 sec latency 116.967 ms 1 1410 0.28 MB/sec execute 40 sec latency 105.808 ms test_26 fail mds1 2 times 1 1468 0.28 MB/sec execute 41 sec latency 84.612 ms 1 1504 0.27 MB/sec execute 42 sec latency 226.751 ms Failing mds1 on oleg601-server 1 1557 0.27 MB/sec execute 43 sec latency 80.006 ms Stopping /mnt/lustre-mds1 (opts:) on oleg601-server 1 1609 0.26 MB/sec execute 44 sec latency 83.580 ms 1 1625 0.26 MB/sec execute 45 sec latency 725.684 ms 1 1625 0.25 MB/sec execute 46 sec latency 1728.059 ms 1 1625 0.25 MB/sec execute 47 sec latency 2728.214 ms reboot facets: mds1 1 1625 0.24 MB/sec execute 48 sec latency 3728.582 ms 1 1625 0.24 MB/sec execute 49 sec latency 4728.856 ms 1 1625 0.23 MB/sec execute 50 sec latency 5729.336 ms 1 1625 0.23 MB/sec execute 51 sec latency 6729.623 ms 1 1625 0.22 MB/sec execute 52 sec latency 7730.946 ms 1 1625 0.22 MB/sec execute 53 sec latency 8731.201 ms 1 1625 0.21 MB/sec execute 54 sec latency 9731.532 ms 1 1625 0.21 MB/sec execute 55 sec latency 10731.776 ms 1 1625 0.21 MB/sec execute 56 sec latency 11731.971 ms 1 1625 0.20 MB/sec execute 57 sec latency 12732.146 ms Failover mds1 to oleg601-server 1 1625 0.20 MB/sec execute 58 sec latency 13732.472 ms 1 1625 0.20 MB/sec execute 59 sec latency 14732.757 ms mount facets: mds1 1 1625 0.19 MB/sec execute 60 sec latency 15733.030 ms 1 1625 0.19 MB/sec execute 61 sec latency 16733.636 ms Starting mds1: -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1625 0.19 MB/sec execute 62 sec latency 17733.814 ms 1 1625 0.18 MB/sec execute 63 sec latency 18734.050 ms 1 1625 0.18 MB/sec execute 64 sec latency 19734.644 ms 1 1625 0.18 MB/sec execute 65 sec latency 20736.628 ms 1 1625 0.17 MB/sec execute 66 sec latency 21736.826 ms 1 1625 0.17 MB/sec execute 67 sec latency 22739.883 ms 1 1625 0.17 MB/sec execute 68 sec latency 23745.055 ms 1 1625 0.17 MB/sec execute 69 sec latency 24745.373 ms 1 1625 0.16 MB/sec execute 70 sec latency 25745.855 ms 1 1625 0.16 MB/sec execute 71 sec latency 26746.133 ms 1 1625 0.16 MB/sec execute 72 sec latency 27746.364 ms 1 1625 0.16 MB/sec execute 73 sec latency 28746.591 ms oleg601-server: oleg601-server.virtnet: executing set_default_debug -1 all 8 1 1625 0.16 MB/sec execute 74 sec latency 29746.903 ms pdsh@oleg601-client: oleg601-server: ssh exited with exit code 1 1 1625 0.15 MB/sec execute 75 sec latency 30747.158 ms Started lustre-MDT0000 1 1625 0.15 MB/sec execute 76 sec latency 31748.291 ms 1 1625 0.15 MB/sec execute 77 sec latency 32748.517 ms 1 1625 0.15 MB/sec execute 78 sec latency 33749.410 ms 1 1645 0.15 MB/sec execute 79 sec latency 34127.146 ms 1 1689 0.15 MB/sec execute 80 sec latency 89.713 ms 1 1756 0.14 MB/sec execute 81 sec latency 106.233 ms 1 1832 0.14 MB/sec execute 82 sec latency 58.152 ms oleg601-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 1884 0.14 MB/sec execute 83 sec latency 97.699 ms 1 1964 0.14 MB/sec execute 84 sec latency 234.108 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2008 0.14 MB/sec execute 85 sec latency 80.318 ms 1 2080 0.14 MB/sec execute 86 sec latency 70.788 ms 1 2150 0.14 MB/sec execute 87 sec latency 106.093 ms 1 2200 0.14 MB/sec execute 88 sec latency 80.784 ms 1 2283 0.14 MB/sec execute 89 sec latency 171.777 ms 1 2347 0.15 MB/sec execute 90 sec latency 235.215 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 4352 2204160 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 49152 3701760 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 26624 3712000 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 75776 7413760 2% /mnt/lustre 1 2386 0.15 MB/sec execute 91 sec latency 238.505 ms 1 2426 0.15 MB/sec execute 92 sec latency 203.752 ms 1 2466 0.15 MB/sec execute 93 sec latency 82.739 ms 1 2553 0.15 MB/sec execute 94 sec latency 120.882 ms 1 2605 0.15 MB/sec execute 95 sec latency 65.578 ms 1 2770 0.18 MB/sec execute 96 sec latency 162.931 ms test_26 fail mds1 3 times 1 2903 0.19 MB/sec execute 97 sec latency 67.890 ms Failing mds1 on oleg601-server 1 2969 0.19 MB/sec execute 98 sec latency 220.809 ms Stopping /mnt/lustre-mds1 (opts:) on oleg601-server 1 3000 0.19 MB/sec execute 99 sec latency 234.254 ms 1 cleanup 100 sec 1 cleanup 101 sec reboot facets: mds1 1 cleanup 102 sec 1 cleanup 103 sec 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 Failover mds1 to oleg601-server 1 cleanup 113 sec mount facets: mds1 1 cleanup 114 sec 1 cleanup 115 sec 1 cleanup 116 sec Starting mds1: -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 cleanup 117 sec 1 cleanup 118 sec 1 cleanup 119 sec 1 cleanup 120 sec 1 cleanup 121 sec 1 cleanup 122 sec oleg601-server: oleg601-server.virtnet: executing set_default_debug -1 all 8 1 cleanup 123 sec pdsh@oleg601-client: oleg601-server: ssh exited with exit code 1 1 cleanup 124 sec Started lustre-MDT0000 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 1 cleanup 133 sec 1 cleanup 134 sec 1 cleanup 135 sec 0 cleanup 136 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 416 131.739 34127.130 Close 349 196.561 32643.921 Rename 21 63.278 121.763 Unlink 47 22.674 43.986 Qpathinfo 396 13.832 130.431 Qfileinfo 112 1.708 13.063 Qfsinfo 56 2.502 15.073 Sfileinfo 50 35.032 68.951 Find 132 5.080 66.536 WriteX 363 9.766 62.219 ReadX 635 1.820 79.743 LockX 2 17.396 19.752 UnlockX 2 15.117 15.583 Flush 38 150.312 283.016 Throughput 0.190965 MB/sec 1 clients 1 procs max_latency=34127.146 ms stopping dbench on /mnt/lustre at Fri Jun 12 12:59:07 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished oleg601-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 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 Jun 12 12:59:14 EDT 2026 waiting for dbench pid 48216 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 1.04 MB/sec warmup 1 sec latency 41.121 ms 1 88 2.03 MB/sec warmup 2 sec latency 154.326 ms 1 137 2.00 MB/sec warmup 3 sec latency 159.850 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 4864 2203648 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 18432 3743744 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 38912 3717120 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 57344 7460864 1% /mnt/lustre 1 165 1.70 MB/sec warmup 4 sec latency 147.348 ms 1 199 1.56 MB/sec warmup 5 sec latency 158.898 ms 1 231 1.48 MB/sec warmup 6 sec latency 166.823 ms 1 272 1.45 MB/sec warmup 7 sec latency 133.396 ms 1 309 1.41 MB/sec warmup 8 sec latency 119.607 ms 1 348 1.39 MB/sec warmup 9 sec latency 165.775 ms test_26 fail mds1 4 times 1 395 1.40 MB/sec warmup 10 sec latency 128.251 ms 1 430 1.37 MB/sec warmup 11 sec latency 143.912 ms 1 469 1.37 MB/sec warmup 12 sec latency 149.724 ms Failing mds1 on oleg601-server 1 510 1.36 MB/sec warmup 13 sec latency 132.109 ms Stopping /mnt/lustre-mds1 (opts:) on oleg601-server 1 588 1.44 MB/sec warmup 14 sec latency 164.087 ms 1 600 1.40 MB/sec warmup 15 sec latency 918.841 ms 1 600 1.31 MB/sec warmup 16 sec latency 1919.103 ms reboot facets: mds1 1 600 1.23 MB/sec warmup 17 sec latency 2919.733 ms 1 600 1.16 MB/sec warmup 18 sec latency 3920.635 ms 1 600 1.10 MB/sec warmup 19 sec latency 4921.082 ms 1 600 0.00 MB/sec execute 1 sec latency 6921.459 ms 1 600 0.00 MB/sec execute 2 sec latency 7921.726 ms 1 600 0.00 MB/sec execute 3 sec latency 8921.929 ms 1 600 0.00 MB/sec execute 4 sec latency 9922.950 ms 1 600 0.00 MB/sec execute 5 sec latency 10923.171 ms 1 600 0.00 MB/sec execute 6 sec latency 11923.319 ms Failover mds1 to oleg601-server 1 600 0.00 MB/sec execute 7 sec latency 12923.468 ms 1 600 0.00 MB/sec execute 8 sec latency 13923.685 ms mount facets: mds1 1 600 0.00 MB/sec execute 9 sec latency 14924.067 ms 1 600 0.00 MB/sec execute 10 sec latency 15925.734 ms Starting mds1: -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 600 0.00 MB/sec execute 11 sec latency 16926.604 ms 1 600 0.00 MB/sec execute 12 sec latency 17928.597 ms 1 600 0.00 MB/sec execute 13 sec latency 18929.648 ms 1 600 0.00 MB/sec execute 14 sec latency 19929.807 ms 1 600 0.00 MB/sec execute 15 sec latency 20930.019 ms 1 600 0.00 MB/sec execute 16 sec latency 21931.417 ms oleg601-server: oleg601-server.virtnet: executing set_default_debug -1 all 8 1 600 0.00 MB/sec execute 17 sec latency 22931.639 ms pdsh@oleg601-client: oleg601-server: ssh exited with exit code 1 Started lustre-MDT0000 1 600 0.00 MB/sec execute 18 sec latency 23932.007 ms 1 600 0.00 MB/sec execute 19 sec latency 24932.209 ms 1 600 0.00 MB/sec execute 20 sec latency 25932.735 ms 1 600 0.00 MB/sec execute 21 sec latency 26932.974 ms 1 600 0.00 MB/sec execute 22 sec latency 27934.025 ms 1 600 0.00 MB/sec execute 23 sec latency 28934.347 ms 1 600 0.00 MB/sec execute 24 sec latency 29935.776 ms 1 600 0.00 MB/sec execute 25 sec latency 30936.064 ms 1 600 0.00 MB/sec execute 26 sec latency 31936.253 ms 1 600 0.00 MB/sec execute 27 sec latency 32936.457 ms 1 639 0.00 MB/sec execute 28 sec latency 33333.064 ms 1 671 0.01 MB/sec execute 29 sec latency 165.025 ms 1 699 0.01 MB/sec execute 30 sec latency 146.598 ms 1 730 0.01 MB/sec execute 31 sec latency 197.710 ms 1 778 0.01 MB/sec execute 32 sec latency 106.194 ms 1 803 0.02 MB/sec execute 33 sec latency 210.692 ms oleg601-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 869 0.02 MB/sec execute 34 sec latency 87.199 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 898 0.02 MB/sec execute 35 sec latency 211.564 ms 1 923 0.02 MB/sec execute 36 sec latency 186.813 ms 1 977 0.02 MB/sec execute 37 sec latency 91.688 ms 1 1009 0.04 MB/sec execute 38 sec latency 180.733 ms 1 1074 0.05 MB/sec execute 39 sec latency 178.436 ms 1 1147 0.05 MB/sec execute 40 sec latency 60.609 ms 1 1201 0.05 MB/sec execute 41 sec latency 88.542 ms 1 1261 0.05 MB/sec execute 42 sec latency 97.048 ms 1 1403 0.12 MB/sec execute 43 sec latency 85.750 ms 1 1462 0.11 MB/sec execute 44 sec latency 99.882 ms 1 1511 0.11 MB/sec execute 45 sec latency 218.604 ms 1 1580 0.11 MB/sec execute 46 sec latency 53.599 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1643 0.11 MB/sec execute 47 sec latency 181.705 ms 1 1696 0.11 MB/sec execute 48 sec latency 92.821 ms 1 1773 0.11 MB/sec execute 49 sec latency 85.303 ms 1 1857 0.11 MB/sec execute 50 sec latency 61.244 ms 1 1909 0.11 MB/sec execute 51 sec latency 290.915 ms 1 1996 0.11 MB/sec execute 52 sec latency 71.548 ms 1 2060 0.11 MB/sec execute 53 sec latency 67.088 ms 1 2145 0.11 MB/sec execute 54 sec latency 77.709 ms 1 2202 0.11 MB/sec execute 55 sec latency 82.364 ms 1 2297 0.12 MB/sec execute 56 sec latency 73.273 ms 1 2367 0.12 MB/sec execute 57 sec latency 152.619 ms 1 2412 0.12 MB/sec execute 58 sec latency 136.798 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Fri Jun 12 13:00:33 EDT 2026 with return code 0 1 2466 0.13 MB/sec execute 59 sec latency 169.920 ms 48216 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 48216 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished