== replay-dual test 26: dbench and tar with mds failover ========================================================== 11:48:06 (1788623286) Starting client oleg233-client.virtnet: -o user_xattr,flock 192.168.202.133@tcp:/lustre /mnt/lustre Started clients oleg233-client.virtnet: 192.168.202.133@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 65682 Started dbench loop with 65683 striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre2/d26.replay-dual/run_dbench striped dir -i0 -c2 -H fnv_1a_64 /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 1968 1269336 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 3584792 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 3108 7190248 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 Sat Sep 5 11:48:11 EDT 2026 waiting for dbench pid 65762 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 0 8 0.00 MB/sec warmup 1 sec latency 15.179 ms 1 59 1.21 MB/sec warmup 2 sec latency 117.216 ms 1 111 1.74 MB/sec warmup 3 sec latency 138.816 ms 1 137 1.50 MB/sec warmup 4 sec latency 203.088 ms 1 170 1.38 MB/sec warmup 5 sec latency 194.795 ms 1 188 1.26 MB/sec warmup 6 sec latency 515.980 ms 1 200 1.12 MB/sec warmup 7 sec latency 542.814 ms 1 239 1.14 MB/sec warmup 8 sec latency 135.680 ms 1 279 1.16 MB/sec warmup 9 sec latency 136.952 ms test_26 fail mds1 1 times 1 313 1.15 MB/sec warmup 10 sec latency 166.362 ms 1 339 1.11 MB/sec warmup 11 sec latency 141.232 ms 1 357 1.06 MB/sec warmup 12 sec latency 248.587 ms Failing mds1 on oleg233-server 1 401 1.09 MB/sec warmup 13 sec latency 231.266 ms Stopping /mnt/lustre-mds1 (opts:) on oleg233-server 1 437 1.10 MB/sec warmup 14 sec latency 151.492 ms 1 460 1.07 MB/sec warmup 15 sec latency 556.073 ms 1 460 1.01 MB/sec warmup 16 sec latency 1556.339 ms 1 460 0.95 MB/sec warmup 17 sec latency 2556.567 ms 11:48:29 (1788623309) shut down facet: mds1 facet_host: oleg233-server facet_failover_host: oleg233-server 1 460 0.90 MB/sec warmup 18 sec latency 3556.805 ms 1 460 0.85 MB/sec warmup 19 sec latency 4557.581 ms 1 460 0.00 MB/sec execute 1 sec latency 6558.046 ms 1 460 0.00 MB/sec execute 2 sec latency 7558.392 ms 1 460 0.00 MB/sec execute 3 sec latency 8558.836 ms 1 460 0.00 MB/sec execute 4 sec latency 9559.081 ms 1 460 0.00 MB/sec execute 5 sec latency 10559.329 ms 1 460 0.00 MB/sec execute 6 sec latency 11561.672 ms 1 460 0.00 MB/sec execute 7 sec latency 12562.288 ms Failover mds1 to oleg233-server mount facets: mds1 1 460 0.00 MB/sec execute 8 sec latency 13566.934 ms 1 460 0.00 MB/sec execute 9 sec latency 14567.547 ms 1 460 0.00 MB/sec execute 10 sec latency 15567.831 ms 1 460 0.00 MB/sec execute 11 sec latency 16568.073 ms 1 460 0.00 MB/sec execute 12 sec latency 17568.675 ms 1 460 0.00 MB/sec execute 13 sec latency 18569.395 ms 1 460 0.00 MB/sec execute 14 sec latency 19570.822 ms 1 460 0.00 MB/sec execute 15 sec latency 20576.953 ms 1 460 0.00 MB/sec execute 16 sec latency 21577.675 ms 1 460 0.00 MB/sec execute 17 sec latency 22577.915 ms 1 460 0.00 MB/sec execute 18 sec latency 23578.451 ms 1 460 0.00 MB/sec execute 19 sec latency 24578.846 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 460 0.00 MB/sec execute 20 sec latency 25579.060 ms 1 460 0.00 MB/sec execute 21 sec latency 26580.215 ms 1 460 0.00 MB/sec execute 22 sec latency 27580.433 ms 1 460 0.00 MB/sec execute 23 sec latency 28580.830 ms 1 460 0.00 MB/sec execute 24 sec latency 29583.262 ms 1 460 0.00 MB/sec execute 25 sec latency 30584.188 ms 1 460 0.00 MB/sec execute 26 sec latency 31585.043 ms oleg233-server: oleg233-server.virtnet: executing set_default_debug -1 all 1 460 0.00 MB/sec execute 27 sec latency 32587.063 ms 1 460 0.00 MB/sec execute 28 sec latency 33593.294 ms pdsh@oleg233-client: oleg233-server: ssh exited with exit code 1 1 460 0.00 MB/sec execute 29 sec latency 34593.445 ms Started lustre-MDT0000 11:49:01 (1788623341) targets are mounted 11:49:01 (1788623341) facet_failover done 1 460 0.00 MB/sec execute 30 sec latency 35594.088 ms 1 460 0.00 MB/sec execute 31 sec latency 36594.300 ms 1 493 0.03 MB/sec execute 32 sec latency 36691.285 ms 1 542 0.09 MB/sec execute 33 sec latency 108.266 ms 1 552 0.09 MB/sec execute 34 sec latency 920.770 ms 1 616 0.14 MB/sec execute 35 sec latency 941.163 ms 1 664 0.14 MB/sec execute 36 sec latency 115.081 ms 1 689 0.14 MB/sec execute 37 sec latency 172.328 ms oleg233-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 713 0.13 MB/sec execute 38 sec latency 168.693 ms 1 740 0.13 MB/sec execute 39 sec latency 123.300 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 778 0.13 MB/sec execute 40 sec latency 130.393 ms 1 808 0.13 MB/sec execute 41 sec latency 108.937 ms 1 876 0.13 MB/sec execute 42 sec latency 96.159 ms 1 902 0.13 MB/sec execute 43 sec latency 114.331 ms 1 935 0.13 MB/sec execute 44 sec latency 121.541 ms 1 985 0.13 MB/sec execute 45 sec latency 85.463 ms 1 1054 0.15 MB/sec execute 46 sec latency 107.740 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2180 1269124 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1948 1269356 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 8468 3595520 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 45940 3558592 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 54408 7154112 1% /mnt/lustre 1 1099 0.14 MB/sec execute 47 sec latency 90.627 ms 1 1141 0.14 MB/sec execute 48 sec latency 117.218 ms 1 1172 0.14 MB/sec execute 49 sec latency 430.517 ms 1 1185 0.14 MB/sec execute 50 sec latency 916.262 ms 1 1224 0.14 MB/sec execute 51 sec latency 132.841 ms 1 1262 0.13 MB/sec execute 52 sec latency 107.733 ms 1 1393 0.19 MB/sec execute 53 sec latency 78.632 ms 1 1428 0.18 MB/sec execute 54 sec latency 143.062 ms 1 1481 0.18 MB/sec execute 55 sec latency 143.716 ms 1 1522 0.18 MB/sec execute 56 sec latency 100.549 ms test_26 fail mds2 2 times 1 1567 0.17 MB/sec execute 57 sec latency 83.833 ms Failing mds2 on oleg233-server 1 1603 0.17 MB/sec execute 58 sec latency 102.088 ms 1 1643 0.17 MB/sec execute 59 sec latency 146.677 ms Stopping /mnt/lustre-mds2 (opts:) on oleg233-server 1 1686 0.17 MB/sec execute 60 sec latency 95.709 ms 1 1750 0.17 MB/sec execute 61 sec latency 103.209 ms 1 1808 0.16 MB/sec execute 62 sec latency 108.619 ms 11:49:35 (1788623375) shut down 1 1855 0.16 MB/sec execute 63 sec latency 108.120 ms facet: mds2 facet_host: oleg233-server facet_failover_host: oleg233-server 1 1926 0.16 MB/sec execute 64 sec latency 82.412 ms 1 2004 0.16 MB/sec execute 65 sec latency 78.461 ms 1 2098 0.16 MB/sec execute 66 sec latency 75.318 ms 1 2175 0.16 MB/sec execute 67 sec latency 79.001 ms 1 2259 0.16 MB/sec execute 68 sec latency 320.027 ms 1 2259 0.15 MB/sec execute 69 sec latency 1320.363 ms 1 2259 0.15 MB/sec execute 70 sec latency 2320.980 ms 1 2259 0.15 MB/sec execute 71 sec latency 3323.789 ms 1 2259 0.15 MB/sec execute 72 sec latency 4324.301 ms 1 2259 0.15 MB/sec execute 73 sec latency 5324.584 ms Failover mds2 to oleg233-server mount facets: mds2 1 2259 0.14 MB/sec execute 74 sec latency 6324.813 ms 1 2259 0.14 MB/sec execute 75 sec latency 7325.961 ms 1 2259 0.14 MB/sec execute 76 sec latency 8326.371 ms 1 2259 0.14 MB/sec execute 77 sec latency 9326.814 ms 1 2259 0.14 MB/sec execute 78 sec latency 10327.211 ms 1 2259 0.13 MB/sec execute 79 sec latency 11327.507 ms 1 2259 0.13 MB/sec execute 80 sec latency 12327.792 ms 1 2259 0.13 MB/sec execute 81 sec latency 13328.067 ms 1 2259 0.13 MB/sec execute 82 sec latency 14329.031 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.13 MB/sec execute 83 sec latency 15331.411 ms 1 2259 0.13 MB/sec execute 84 sec latency 16331.640 ms 1 2259 0.12 MB/sec execute 85 sec latency 17332.077 ms 1 2259 0.12 MB/sec execute 86 sec latency 18332.553 ms 1 2259 0.12 MB/sec execute 87 sec latency 19333.346 ms 1 2259 0.12 MB/sec execute 88 sec latency 20336.439 ms oleg233-server: oleg233-server.virtnet: executing set_default_debug -1 all 1 2259 0.12 MB/sec execute 89 sec latency 21337.121 ms pdsh@oleg233-client: oleg233-server: ssh exited with exit code 1 1 2259 0.12 MB/sec execute 90 sec latency 22337.339 ms Started lustre-MDT0001 11:50:03 (1788623403) targets are mounted 11:50:03 (1788623403) facet_failover done 1 2282 0.12 MB/sec execute 91 sec latency 23173.669 ms 1 2350 0.13 MB/sec execute 92 sec latency 98.117 ms 1 2383 0.13 MB/sec execute 93 sec latency 124.143 ms 1 2417 0.13 MB/sec execute 94 sec latency 96.158 ms 1 2449 0.13 MB/sec execute 95 sec latency 118.229 ms 1 2481 0.13 MB/sec execute 96 sec latency 129.281 ms 1 2563 0.13 MB/sec execute 97 sec latency 145.793 ms 1 2586 0.13 MB/sec execute 98 sec latency 117.103 ms 1 2610 0.13 MB/sec execute 99 sec latency 161.593 ms oleg233-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1475 0 1 cleanup 100 sec 1 cleanup 101 sec mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 cleanup 102 sec 1 cleanup 103 sec 0 cleanup 104 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 374 112.922 23173.652 Close 321 126.471 36691.263 Rename 17 96.614 168.670 Unlink 41 27.623 57.522 Qpathinfo 357 16.698 110.742 Qfileinfo 91 1.892 23.623 Qfsinfo 52 2.705 15.262 Sfileinfo 50 66.065 144.460 Find 126 12.291 76.585 WriteX 300 12.426 71.379 ReadX 540 2.037 93.994 Flush 34 66.093 172.311 Throughput 0.129547 MB/sec 1 clients 1 procs max_latency=36691.285 ms stopping dbench on /mnt/lustre at Sat Sep 5 11:50:16 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished striped dir -i0 -c2 -H crush2 /mnt/lustre2/d26.replay-dual/run_dbench UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2392 1268912 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2152 1269152 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 3440 3603304 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 19740 3587188 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 23180 7190492 1% /mnt/lustre 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 Sat Sep 5 11:50:24 EDT 2026 waiting for dbench pid 67944 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 0 12 0.00 MB/sec warmup 1 sec latency 32.416 ms 1 71 1.57 MB/sec warmup 2 sec latency 101.523 ms 1 111 1.75 MB/sec warmup 3 sec latency 454.817 ms 1 120 1.38 MB/sec warmup 4 sec latency 1132.874 ms 1 149 1.26 MB/sec warmup 5 sec latency 204.213 ms 1 184 1.23 MB/sec warmup 6 sec latency 138.689 ms test_26 fail mds1 3 times 1 215 1.19 MB/sec warmup 7 sec latency 278.146 ms 1 255 1.21 MB/sec warmup 8 sec latency 151.123 ms Failing mds1 on oleg233-server 1 287 1.19 MB/sec warmup 9 sec latency 162.682 ms Stopping /mnt/lustre-mds1 (opts:) on oleg233-server 1 315 1.15 MB/sec warmup 10 sec latency 146.690 ms 1 342 1.11 MB/sec warmup 11 sec latency 152.941 ms 1 349 1.04 MB/sec warmup 12 sec latency 902.361 ms 1 349 0.96 MB/sec warmup 13 sec latency 1903.923 ms 1 349 0.89 MB/sec warmup 14 sec latency 2904.303 ms 1 349 0.83 MB/sec warmup 15 sec latency 3905.611 ms 1 349 0.78 MB/sec warmup 16 sec latency 4906.018 ms 1 349 0.74 MB/sec warmup 17 sec latency 5906.579 ms 1 349 0.70 MB/sec warmup 18 sec latency 6908.064 ms 1 349 0.66 MB/sec warmup 19 sec latency 7909.091 ms 11:50:44 (1788623444) shut down facet: mds1 facet_host: oleg233-server facet_failover_host: oleg233-server 1 349 0.00 MB/sec execute 1 sec latency 9909.697 ms 1 349 0.00 MB/sec execute 2 sec latency 10909.953 ms 1 349 0.00 MB/sec execute 3 sec latency 11911.289 ms 1 349 0.00 MB/sec execute 4 sec latency 12911.555 ms 1 349 0.00 MB/sec execute 5 sec latency 13911.832 ms 1 349 0.00 MB/sec execute 6 sec latency 14912.080 ms 1 349 0.00 MB/sec execute 7 sec latency 15915.280 ms 1 349 0.00 MB/sec execute 8 sec latency 16915.551 ms 1 349 0.00 MB/sec execute 9 sec latency 17915.775 ms 1 349 0.00 MB/sec execute 10 sec latency 18924.820 ms Failover mds1 to oleg233-server mount facets: mds1 1 349 0.00 MB/sec execute 11 sec latency 19924.996 ms 1 349 0.00 MB/sec execute 12 sec latency 20925.293 ms 1 349 0.00 MB/sec execute 13 sec latency 21955.409 ms 1 349 0.00 MB/sec execute 14 sec latency 22969.225 ms 1 349 0.00 MB/sec execute 15 sec latency 23970.253 ms 1 349 0.00 MB/sec execute 16 sec latency 24974.162 ms 1 349 0.00 MB/sec execute 17 sec latency 25974.521 ms 1 349 0.00 MB/sec execute 18 sec latency 26975.604 ms 1 349 0.00 MB/sec execute 19 sec latency 27978.021 ms 1 349 0.00 MB/sec execute 20 sec latency 28979.455 ms 1 349 0.00 MB/sec execute 21 sec latency 29979.856 ms 1 349 0.00 MB/sec execute 22 sec latency 30982.161 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 349 0.00 MB/sec execute 23 sec latency 31982.360 ms 1 349 0.00 MB/sec execute 24 sec latency 32982.570 ms 1 349 0.00 MB/sec execute 25 sec latency 33982.831 ms 1 349 0.00 MB/sec execute 26 sec latency 34983.400 ms 1 349 0.00 MB/sec execute 27 sec latency 35983.860 ms 1 349 0.00 MB/sec execute 28 sec latency 36984.600 ms 1 349 0.00 MB/sec execute 29 sec latency 37984.837 ms 1 349 0.00 MB/sec execute 30 sec latency 38986.723 ms 1 349 0.00 MB/sec execute 31 sec latency 39987.268 ms 1 349 0.00 MB/sec execute 32 sec latency 40991.440 ms 1 349 0.00 MB/sec execute 33 sec latency 41991.776 ms 1 349 0.00 MB/sec execute 34 sec latency 42992.305 ms 1 349 0.00 MB/sec execute 35 sec latency 43992.741 ms 1 349 0.00 MB/sec execute 36 sec latency 44993.111 ms 1 349 0.00 MB/sec execute 37 sec latency 45993.657 ms 1 349 0.00 MB/sec execute 38 sec latency 46994.894 ms 1 349 0.00 MB/sec execute 39 sec latency 47995.312 ms 1 349 0.00 MB/sec execute 40 sec latency 48997.440 ms 1 349 0.00 MB/sec execute 41 sec latency 49997.694 ms 1 349 0.00 MB/sec execute 42 sec latency 50998.369 ms 1 349 0.00 MB/sec execute 43 sec latency 52003.113 ms oleg233-server: oleg233-server.virtnet: executing set_default_debug -1 all 1 349 0.00 MB/sec execute 44 sec latency 53004.875 ms 1 349 0.00 MB/sec execute 45 sec latency 54005.138 ms pdsh@oleg233-client: oleg233-server: ssh exited with exit code 1 1 349 0.00 MB/sec execute 46 sec latency 55005.709 ms Started lustre-MDT0000 11:51:31 (1788623491) targets are mounted 11:51:31 (1788623491) facet_failover done 1 369 0.01 MB/sec execute 47 sec latency 55348.084 ms 1 397 0.03 MB/sec execute 48 sec latency 302.883 ms 1 426 0.05 MB/sec execute 49 sec latency 153.217 ms 1 453 0.07 MB/sec execute 50 sec latency 152.024 ms 1 492 0.09 MB/sec execute 51 sec latency 143.778 ms 1 526 0.11 MB/sec execute 52 sec latency 120.579 ms 1 597 0.16 MB/sec execute 53 sec latency 97.245 ms 1 642 0.16 MB/sec execute 54 sec latency 106.051 ms oleg233-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 674 0.16 MB/sec execute 55 sec latency 151.242 ms 1 694 0.15 MB/sec execute 56 sec latency 232.355 ms 1 710 0.15 MB/sec execute 57 sec latency 197.039 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 728 0.15 MB/sec execute 58 sec latency 285.326 ms 1 740 0.15 MB/sec execute 59 sec latency 179.508 ms 1 765 0.15 MB/sec execute 60 sec latency 234.047 ms 1 785 0.15 MB/sec execute 61 sec latency 193.990 ms 1 808 0.14 MB/sec execute 62 sec latency 174.125 ms 1 849 0.14 MB/sec execute 63 sec latency 136.719 ms 1 873 0.14 MB/sec execute 64 sec latency 178.336 ms 1 888 0.14 MB/sec execute 65 sec latency 191.884 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 910 0.14 MB/sec execute 66 sec latency 165.688 ms 1 921 0.14 MB/sec execute 67 sec latency 190.068 ms 1 952 0.14 MB/sec execute 68 sec latency 138.242 ms 1 977 0.14 MB/sec execute 69 sec latency 136.335 ms 1 993 0.13 MB/sec execute 70 sec latency 189.136 ms 1 1035 0.15 MB/sec execute 71 sec latency 443.051 ms 1 1041 0.14 MB/sec execute 72 sec latency 1104.040 ms 1 1077 0.14 MB/sec execute 73 sec latency 95.205 ms 1 1133 0.14 MB/sec execute 74 sec latency 78.184 ms 1 1173 0.14 MB/sec execute 75 sec latency 103.563 ms 1 1202 0.14 MB/sec execute 76 sec latency 130.522 ms 1 1255 0.14 MB/sec execute 77 sec latency 87.119 ms tar: Error is not recoverable: exiting now 1 1385 0.17 MB/sec execute 78 sec latency 118.692 ms dbench killed by signal 15 stopping dbench on /mnt/lustre at Sat Sep 5 11:52:02 EDT 2026 with return code 0 67944 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 67944 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished