== replay-dual test 26: dbench and tar with mds failover ========================================================== 16:12:18 (1788639138) 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 45229 Started dbench loop with 45231 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 2048 2206464 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 10240 3733504 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 2048 3762176 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 12288 7495680 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 16:12:25 EDT 2026 waiting for dbench pid 45299 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 10 0.00 MB/sec warmup 1 sec latency 183.981 ms 1 39 0.69 MB/sec warmup 2 sec latency 253.915 ms 1 91 1.40 MB/sec warmup 3 sec latency 138.343 ms 1 122 1.37 MB/sec warmup 4 sec latency 222.343 ms 1 148 1.25 MB/sec warmup 5 sec latency 203.652 ms 1 165 1.13 MB/sec warmup 6 sec latency 241.867 ms test_26 fail mds1 1 times 1 184 1.05 MB/sec warmup 7 sec latency 166.244 ms 1 197 0.98 MB/sec warmup 8 sec latency 315.430 ms 1 215 0.93 MB/sec warmup 9 sec latency 322.631 ms Failing mds1 on oleg233-server 1 234 0.89 MB/sec warmup 10 sec latency 217.457 ms Stopping /mnt/lustre-mds1 (opts:) on oleg233-server 1 272 0.92 MB/sec warmup 11 sec latency 120.389 ms 1 297 0.91 MB/sec warmup 12 sec latency 297.361 ms 1 297 0.84 MB/sec warmup 13 sec latency 1298.830 ms 1 297 0.78 MB/sec warmup 14 sec latency 2299.207 ms 1 297 0.73 MB/sec warmup 15 sec latency 3300.575 ms 16:12:40 (1788639160) shut down facet: mds1 facet_host: oleg233-server facet_failover_host: oleg233-server 1 297 0.68 MB/sec warmup 16 sec latency 4300.907 ms 1 297 0.64 MB/sec warmup 17 sec latency 5301.205 ms 1 297 0.61 MB/sec warmup 18 sec latency 6307.516 ms 1 297 0.58 MB/sec warmup 19 sec latency 7308.235 ms 1 297 0.00 MB/sec execute 1 sec latency 9308.863 ms 1 297 0.00 MB/sec execute 2 sec latency 10309.075 ms 1 297 0.00 MB/sec execute 3 sec latency 11309.630 ms 1 297 0.00 MB/sec execute 4 sec latency 12309.907 ms 1 297 0.00 MB/sec execute 5 sec latency 13310.195 ms 1 297 0.00 MB/sec execute 6 sec latency 14310.393 ms Failover mds1 to oleg233-server mount facets: mds1 1 297 0.00 MB/sec execute 7 sec latency 15310.638 ms 1 297 0.00 MB/sec execute 8 sec latency 16311.904 ms 1 297 0.00 MB/sec execute 9 sec latency 17312.147 ms 1 297 0.00 MB/sec execute 10 sec latency 18312.359 ms 1 297 0.00 MB/sec execute 11 sec latency 19316.084 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 297 0.00 MB/sec execute 12 sec latency 20316.372 ms 1 297 0.00 MB/sec execute 13 sec latency 21320.138 ms 1 297 0.00 MB/sec execute 14 sec latency 22325.217 ms 1 297 0.00 MB/sec execute 15 sec latency 23325.510 ms 1 297 0.00 MB/sec execute 16 sec latency 24326.268 ms 1 297 0.00 MB/sec execute 17 sec latency 25326.522 ms 1 297 0.00 MB/sec execute 18 sec latency 26330.260 ms 1 297 0.00 MB/sec execute 19 sec latency 27330.626 ms 1 297 0.00 MB/sec execute 20 sec latency 28330.811 ms 1 297 0.00 MB/sec execute 21 sec latency 29330.976 ms 1 297 0.00 MB/sec execute 22 sec latency 30331.246 ms 1 297 0.00 MB/sec execute 23 sec latency 31331.526 ms 1 297 0.00 MB/sec execute 24 sec latency 32331.856 ms 1 297 0.00 MB/sec execute 25 sec latency 33332.311 ms oleg233-server: oleg233-server.virtnet: executing set_default_debug -1 all 1 297 0.00 MB/sec execute 26 sec latency 34333.196 ms pdsh@oleg233-client: oleg233-server: ssh exited with exit code 1 1 297 0.00 MB/sec execute 27 sec latency 35333.876 ms Started lustre-MDT0000 16:13:13 (1788639193) targets are mounted 16:13:13 (1788639193) facet_failover done 1 297 0.00 MB/sec execute 28 sec latency 36334.142 ms 1 297 0.00 MB/sec execute 29 sec latency 37334.908 ms 1 297 0.00 MB/sec execute 30 sec latency 38337.257 ms 1 297 0.00 MB/sec execute 31 sec latency 39337.707 ms 1 313 0.02 MB/sec execute 32 sec latency 39939.624 ms 1 347 0.05 MB/sec execute 33 sec latency 169.103 ms 1 381 0.08 MB/sec execute 34 sec latency 123.566 ms 1 413 0.10 MB/sec execute 35 sec latency 186.598 ms 1 445 0.13 MB/sec execute 36 sec latency 122.335 ms 1 477 0.15 MB/sec execute 37 sec latency 169.794 ms oleg233-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 503 0.17 MB/sec execute 38 sec latency 193.014 ms 1 541 0.21 MB/sec execute 39 sec latency 154.911 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 608 0.25 MB/sec execute 40 sec latency 211.252 ms 1 654 0.25 MB/sec execute 41 sec latency 106.413 ms 1 673 0.24 MB/sec execute 42 sec latency 254.364 ms 1 715 0.24 MB/sec execute 43 sec latency 120.430 ms 1 740 0.23 MB/sec execute 44 sec latency 141.070 ms 1 776 0.23 MB/sec execute 45 sec latency 131.464 ms 1 794 0.23 MB/sec execute 46 sec latency 343.501 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 37888 3677184 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 9216 3737600 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 47104 7414784 1% /mnt/lustre 1 808 0.22 MB/sec execute 47 sec latency 143.096 ms 1 848 0.22 MB/sec execute 48 sec latency 146.922 ms 1 873 0.22 MB/sec execute 49 sec latency 196.479 ms 1 892 0.21 MB/sec execute 50 sec latency 308.249 ms 1 919 0.21 MB/sec execute 51 sec latency 134.429 ms 1 955 0.21 MB/sec execute 52 sec latency 109.406 ms 1 980 0.21 MB/sec execute 53 sec latency 194.794 ms test_26 fail mds1 2 times 1 993 0.20 MB/sec execute 54 sec latency 349.112 ms 1 1051 0.22 MB/sec execute 55 sec latency 84.974 ms Failing mds1 on oleg233-server 1 1084 0.21 MB/sec execute 56 sec latency 115.652 ms Stopping /mnt/lustre-mds1 (opts:) on oleg233-server 1 1128 0.21 MB/sec execute 57 sec latency 145.880 ms 1 1160 0.21 MB/sec execute 58 sec latency 141.855 ms 1 1163 0.20 MB/sec execute 59 sec latency 914.433 ms 1 1163 0.20 MB/sec execute 60 sec latency 1916.843 ms 16:13:46 (1788639226) shut down 1 1163 0.20 MB/sec execute 61 sec latency 2917.679 ms facet: mds1 facet_host: oleg233-server facet_failover_host: oleg233-server 1 1163 0.19 MB/sec execute 62 sec latency 3918.008 ms 1 1163 0.19 MB/sec execute 63 sec latency 4920.935 ms 1 1163 0.19 MB/sec execute 64 sec latency 5921.205 ms 1 1163 0.18 MB/sec execute 65 sec latency 6921.476 ms 1 1163 0.18 MB/sec execute 66 sec latency 7921.921 ms 1 1163 0.18 MB/sec execute 67 sec latency 8931.621 ms 1 1163 0.18 MB/sec execute 68 sec latency 9931.966 ms 1 1163 0.17 MB/sec execute 69 sec latency 10934.240 ms 1 1163 0.17 MB/sec execute 70 sec latency 11934.792 ms 1 1163 0.17 MB/sec execute 71 sec latency 12937.146 ms Failover mds1 to oleg233-server mount facets: mds1 1 1163 0.17 MB/sec execute 72 sec latency 13937.361 ms 1 1163 0.16 MB/sec execute 73 sec latency 14937.629 ms 1 1163 0.16 MB/sec execute 74 sec latency 15940.796 ms 1 1163 0.16 MB/sec execute 75 sec latency 16941.077 ms 1 1163 0.16 MB/sec execute 76 sec latency 17943.358 ms 1 1163 0.16 MB/sec execute 77 sec latency 18944.049 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1163 0.15 MB/sec execute 78 sec latency 19944.344 ms 1 1163 0.15 MB/sec execute 79 sec latency 20944.627 ms 1 1163 0.15 MB/sec execute 80 sec latency 21945.374 ms 1 1163 0.15 MB/sec execute 81 sec latency 22945.785 ms 1 1163 0.15 MB/sec execute 82 sec latency 23946.066 ms 1 1163 0.14 MB/sec execute 83 sec latency 24948.648 ms 1 1163 0.14 MB/sec execute 84 sec latency 25948.990 ms 1 1163 0.14 MB/sec execute 85 sec latency 26949.500 ms 1 1163 0.14 MB/sec execute 86 sec latency 27957.056 ms 1 1163 0.14 MB/sec execute 87 sec latency 28957.373 ms 1 1163 0.14 MB/sec execute 88 sec latency 29962.403 ms 1 1163 0.14 MB/sec execute 89 sec latency 30963.985 ms 1 1163 0.13 MB/sec execute 90 sec latency 31971.643 ms 1 1163 0.13 MB/sec execute 91 sec latency 32973.531 ms 1 1163 0.13 MB/sec execute 92 sec latency 33973.992 ms 1 1163 0.13 MB/sec execute 93 sec latency 34974.459 ms oleg233-server: oleg233-server.virtnet: executing set_default_debug -1 all 1 1163 0.13 MB/sec execute 94 sec latency 35974.774 ms 1 1163 0.13 MB/sec execute 95 sec latency 36975.130 ms pdsh@oleg233-client: oleg233-server: ssh exited with exit code 1 1 1163 0.13 MB/sec execute 96 sec latency 37975.519 ms Started lustre-MDT0000 16:14:22 (1788639262) targets are mounted 16:14:22 (1788639262) facet_failover done 1 1163 0.12 MB/sec execute 97 sec latency 38976.022 ms 1 1163 0.12 MB/sec execute 98 sec latency 39976.377 ms 1 1163 0.12 MB/sec execute 99 sec latency 40983.840 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec 1 cleanup 105 sec 0 cleanup 106 sec 0 cleanup 106 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 126 730.437 41316.408 Close 115 16.223 45.734 Rename 7 110.701 194.215 Unlink 13 36.799 84.937 Qpathinfo 69 27.611 95.997 Qfileinfo 55 3.539 35.556 Qfsinfo 28 5.043 26.728 Sfileinfo 25 79.662 145.859 Find 36 10.594 65.792 WriteX 269 17.227 104.261 ReadX 122 6.229 133.085 Flush 24 140.432 349.088 Throughput 0.121445 MB/sec 1 clients 1 procs max_latency=40983.840 ms stopping dbench on /mnt/lustre at Sat Sep 5 16:14:31 EDT 2026 with return code 0 oleg233-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 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 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 16:14:42 EDT 2026 waiting for dbench pid 47299 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 16 0.13 MB/sec warmup 1 sec latency 22.889 ms 1 71 1.56 MB/sec warmup 2 sec latency 145.196 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 19456 3731456 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 27648 3719168 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 47104 7450624 1% /mnt/lustre 1 111 1.74 MB/sec warmup 3 sec latency 238.342 ms 1 144 1.53 MB/sec warmup 4 sec latency 282.829 ms 1 165 1.35 MB/sec warmup 5 sec latency 226.737 ms 1 190 1.26 MB/sec warmup 6 sec latency 180.616 ms 1 216 1.19 MB/sec warmup 7 sec latency 140.218 ms 1 247 1.17 MB/sec warmup 8 sec latency 165.175 ms 1 282 1.16 MB/sec warmup 9 sec latency 132.267 ms 1 313 1.15 MB/sec warmup 10 sec latency 167.931 ms test_26 fail mds1 3 times 1 331 1.09 MB/sec warmup 11 sec latency 243.513 ms 1 349 1.04 MB/sec warmup 12 sec latency 200.147 ms 1 372 1.02 MB/sec warmup 13 sec latency 246.936 ms Failing mds1 on oleg233-server 1 401 1.01 MB/sec warmup 14 sec latency 207.828 ms Stopping /mnt/lustre-mds1 (opts:) on oleg233-server 1 430 1.01 MB/sec warmup 15 sec latency 185.821 ms 1 461 1.01 MB/sec warmup 16 sec latency 134.698 ms 1 476 0.98 MB/sec warmup 17 sec latency 520.470 ms 1 476 0.92 MB/sec warmup 18 sec latency 1520.701 ms 1 476 0.88 MB/sec warmup 19 sec latency 2521.116 ms 16:15:03 (1788639303) shut down facet: mds1 facet_host: oleg233-server facet_failover_host: oleg233-server 1 476 0.00 MB/sec execute 1 sec latency 4522.384 ms 1 476 0.00 MB/sec execute 2 sec latency 5524.914 ms 1 476 0.00 MB/sec execute 3 sec latency 6525.638 ms 1 476 0.00 MB/sec execute 4 sec latency 7526.168 ms 1 476 0.00 MB/sec execute 5 sec latency 8527.698 ms 1 476 0.00 MB/sec execute 6 sec latency 9529.454 ms 1 476 0.00 MB/sec execute 7 sec latency 10533.967 ms 1 476 0.00 MB/sec execute 8 sec latency 11534.277 ms 1 476 0.00 MB/sec execute 9 sec latency 12534.523 ms 1 476 0.00 MB/sec execute 10 sec latency 13534.779 ms Failover mds1 to oleg233-server mount facets: mds1 1 476 0.00 MB/sec execute 11 sec latency 14538.253 ms 1 476 0.00 MB/sec execute 12 sec latency 15538.767 ms 1 476 0.00 MB/sec execute 13 sec latency 16541.297 ms 1 476 0.00 MB/sec execute 14 sec latency 17541.555 ms 1 476 0.00 MB/sec execute 15 sec latency 18541.817 ms 1 476 0.00 MB/sec execute 16 sec latency 19546.415 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 476 0.00 MB/sec execute 17 sec latency 20547.936 ms 1 476 0.00 MB/sec execute 18 sec latency 21548.170 ms 1 476 0.00 MB/sec execute 19 sec latency 22548.363 ms 1 476 0.00 MB/sec execute 20 sec latency 23548.704 ms 1 476 0.00 MB/sec execute 21 sec latency 24548.927 ms 1 476 0.00 MB/sec execute 22 sec latency 25552.945 ms 1 476 0.00 MB/sec execute 23 sec latency 26553.165 ms 1 476 0.00 MB/sec execute 24 sec latency 27555.732 ms 1 476 0.00 MB/sec execute 25 sec latency 28555.888 ms 1 476 0.00 MB/sec execute 26 sec latency 29556.232 ms 1 476 0.00 MB/sec execute 27 sec latency 30556.633 ms 1 476 0.00 MB/sec execute 28 sec latency 31558.301 ms 1 476 0.00 MB/sec execute 29 sec latency 32558.756 ms 1 476 0.00 MB/sec execute 30 sec latency 33560.256 ms 1 476 0.00 MB/sec execute 31 sec latency 34562.884 ms 1 476 0.00 MB/sec execute 32 sec latency 35564.364 ms 1 476 0.00 MB/sec execute 33 sec latency 36566.553 ms oleg233-server: oleg233-server.virtnet: executing set_default_debug -1 all 1 476 0.00 MB/sec execute 34 sec latency 37573.365 ms pdsh@oleg233-client: oleg233-server: ssh exited with exit code 1 1 476 0.00 MB/sec execute 35 sec latency 38573.706 ms 1 476 0.00 MB/sec execute 36 sec latency 39574.335 ms Started lustre-MDT0000 16:15:39 (1788639339) targets are mounted 16:15:39 (1788639339) facet_failover done 1 476 0.00 MB/sec execute 37 sec latency 40582.519 ms 1 477 0.00 MB/sec execute 38 sec latency 41311.478 ms 1 506 0.02 MB/sec execute 39 sec latency 278.899 ms 1 531 0.04 MB/sec execute 40 sec latency 228.866 ms 1 590 0.09 MB/sec execute 41 sec latency 123.951 ms 1 640 0.10 MB/sec execute 42 sec latency 161.692 ms 1 664 0.10 MB/sec execute 43 sec latency 170.484 ms 1 676 0.10 MB/sec execute 44 sec latency 317.948 ms 1 697 0.10 MB/sec execute 45 sec latency 228.023 ms oleg233-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 711 0.10 MB/sec execute 46 sec latency 240.492 ms 1 726 0.10 MB/sec execute 47 sec latency 443.650 ms 1 740 0.10 MB/sec execute 48 sec latency 213.317 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 769 0.10 MB/sec execute 49 sec latency 251.169 ms 1 789 0.10 MB/sec execute 50 sec latency 230.144 ms 1 801 0.09 MB/sec execute 51 sec latency 285.153 ms 1 825 0.09 MB/sec execute 52 sec latency 182.994 ms 1 869 0.09 MB/sec execute 53 sec latency 153.664 ms 1 892 0.09 MB/sec execute 54 sec latency 377.963 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 913 0.09 MB/sec execute 55 sec latency 280.870 ms 1 949 0.09 MB/sec execute 56 sec latency 303.410 ms 1 980 0.09 MB/sec execute 57 sec latency 131.622 ms 1 995 0.09 MB/sec execute 58 sec latency 350.199 ms 1 1059 0.10 MB/sec execute 59 sec latency 135.708 ms 1 1116 0.10 MB/sec execute 60 sec latency 115.683 ms 1 1155 0.10 MB/sec execute 61 sec latency 143.800 ms 1 1199 0.10 MB/sec execute 62 sec latency 111.618 ms 1 1240 0.10 MB/sec execute 63 sec latency 219.669 ms 1 1279 0.10 MB/sec execute 64 sec latency 118.609 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Sat Sep 5 16:16:07 EDT 2026 with return code 0 47299 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47299 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished