== replay-dual test 26: dbench and tar with mds failover ========================================================== 21:43:19 (1781228599) Starting client oleg351-client.virtnet: -o user_xattr,flock 192.168.203.151@tcp:/lustre /mnt/lustre Started clients oleg351-client.virtnet: 192.168.203.151@tcp:/lustre on /mnt/lustre type lustre (rw,flock,checksum,encrypt,lazystatfs,lruresize,nolock,statfs_project,nouser_fid2path,user_xattr,verbose) Started tar loop with pid 44612 Started dbench loop with 44613 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 2048 3762176 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 10240 3736576 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 12288 7498752 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 Thu Jun 11 21:43:26 EDT 2026 waiting for dbench pid 44681 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 24 0.65 MB/sec warmup 1 sec latency 215.444 ms 1 72 1.57 MB/sec warmup 2 sec latency 180.333 ms 1 113 1.75 MB/sec warmup 3 sec latency 195.808 ms 1 147 1.57 MB/sec warmup 4 sec latency 158.534 ms 1 184 1.48 MB/sec warmup 5 sec latency 133.604 ms test_26 fail mds1 1 times 1 215 1.39 MB/sec warmup 6 sec latency 147.110 ms 1 244 1.32 MB/sec warmup 7 sec latency 183.902 ms Failing mds1 on oleg351-server 1 280 1.30 MB/sec warmup 8 sec latency 137.807 ms Stopping /mnt/lustre-mds1 (opts:) on oleg351-server 1 313 1.27 MB/sec warmup 9 sec latency 152.890 ms 1 331 1.20 MB/sec warmup 10 sec latency 417.823 ms 1 331 1.09 MB/sec warmup 11 sec latency 1419.478 ms 1 331 1.00 MB/sec warmup 12 sec latency 2421.280 ms 21:43:38 (1781228618) shut down facet: mds1 facet_host: oleg351-server facet_failover_host: oleg351-server 1 331 0.92 MB/sec warmup 13 sec latency 3423.534 ms 1 331 0.86 MB/sec warmup 14 sec latency 4423.752 ms 1 331 0.80 MB/sec warmup 15 sec latency 5423.996 ms 1 331 0.75 MB/sec warmup 16 sec latency 6424.255 ms 1 331 0.71 MB/sec warmup 17 sec latency 7424.861 ms 1 331 0.67 MB/sec warmup 18 sec latency 8425.366 ms 1 331 0.63 MB/sec warmup 19 sec latency 9425.964 ms 1 331 0.00 MB/sec execute 1 sec latency 11426.731 ms 1 331 0.00 MB/sec execute 2 sec latency 12428.301 ms Failover mds1 to oleg351-server mount facets: mds1 1 331 0.00 MB/sec execute 3 sec latency 13432.763 ms 1 331 0.00 MB/sec execute 4 sec latency 14433.409 ms 1 331 0.00 MB/sec execute 5 sec latency 15438.732 ms 1 331 0.00 MB/sec execute 6 sec latency 16439.210 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 331 0.00 MB/sec execute 7 sec latency 17439.817 ms 1 331 0.00 MB/sec execute 8 sec latency 18440.071 ms 1 331 0.00 MB/sec execute 9 sec latency 19440.375 ms 1 331 0.00 MB/sec execute 10 sec latency 20440.630 ms 1 331 0.00 MB/sec execute 11 sec latency 21440.882 ms 1 331 0.00 MB/sec execute 12 sec latency 22442.972 ms 1 331 0.00 MB/sec execute 13 sec latency 23450.229 ms 1 331 0.00 MB/sec execute 14 sec latency 24450.737 ms 1 331 0.00 MB/sec execute 15 sec latency 25451.463 ms 1 331 0.00 MB/sec execute 16 sec latency 26451.773 ms 1 331 0.00 MB/sec execute 17 sec latency 27452.004 ms 1 331 0.00 MB/sec execute 18 sec latency 28452.207 ms 1 331 0.00 MB/sec execute 19 sec latency 29452.728 ms 1 331 0.00 MB/sec execute 20 sec latency 30453.065 ms 1 331 0.00 MB/sec execute 21 sec latency 31453.496 ms 1 331 0.00 MB/sec execute 22 sec latency 32454.466 ms 1 331 0.00 MB/sec execute 23 sec latency 33454.685 ms oleg351-server: oleg351-server.virtnet: executing set_default_debug -1 all 1 331 0.00 MB/sec execute 24 sec latency 34455.074 ms pdsh@oleg351-client: oleg351-server: ssh exited with exit code 1 1 331 0.00 MB/sec execute 25 sec latency 35455.231 ms Started lustre-MDT0000 21:44:11 (1781228651) targets are mounted 21:44:11 (1781228651) facet_failover done 1 331 0.00 MB/sec execute 26 sec latency 36457.820 ms 1 331 0.00 MB/sec execute 27 sec latency 37458.213 ms 1 331 0.00 MB/sec execute 28 sec latency 38458.658 ms 1 331 0.00 MB/sec execute 29 sec latency 39458.869 ms 1 331 0.00 MB/sec execute 30 sec latency 40460.776 ms 1 331 0.00 MB/sec execute 31 sec latency 41463.210 ms 1 361 0.03 MB/sec execute 32 sec latency 41580.387 ms 1 384 0.05 MB/sec execute 33 sec latency 202.587 ms oleg351-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 413 0.08 MB/sec execute 34 sec latency 176.159 ms 1 446 0.10 MB/sec execute 35 sec latency 119.895 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 474 0.13 MB/sec execute 36 sec latency 218.753 ms 1 503 0.15 MB/sec execute 37 sec latency 234.058 ms 1 542 0.19 MB/sec execute 38 sec latency 135.226 ms 1 612 0.23 MB/sec execute 39 sec latency 129.937 ms 1 656 0.23 MB/sec execute 40 sec latency 166.814 ms 1 676 0.22 MB/sec execute 41 sec latency 284.775 ms 1 710 0.22 MB/sec execute 42 sec latency 194.412 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 11264 3745792 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 35840 3695616 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 47104 7441408 1% /mnt/lustre 1 728 0.22 MB/sec execute 43 sec latency 314.574 ms 1 748 0.21 MB/sec execute 44 sec latency 185.044 ms 1 778 0.21 MB/sec execute 45 sec latency 131.450 ms 1 796 0.21 MB/sec execute 46 sec latency 253.809 ms 1 813 0.20 MB/sec execute 47 sec latency 224.837 ms 1 857 0.20 MB/sec execute 48 sec latency 116.333 ms 1 888 0.20 MB/sec execute 49 sec latency 167.547 ms test_26 fail mds1 2 times 1 913 0.19 MB/sec execute 50 sec latency 160.558 ms 1 933 0.19 MB/sec execute 51 sec latency 318.644 ms Failing mds1 on oleg351-server 1 959 0.19 MB/sec execute 52 sec latency 164.791 ms Stopping /mnt/lustre-mds1 (opts:) on oleg351-server 1 983 0.19 MB/sec execute 53 sec latency 222.999 ms 1 1026 0.20 MB/sec execute 54 sec latency 141.206 ms 1 1036 0.20 MB/sec execute 55 sec latency 794.163 ms 1 1036 0.19 MB/sec execute 56 sec latency 1796.992 ms 1 1036 0.19 MB/sec execute 57 sec latency 2797.910 ms 21:44:43 (1781228683) shut down facet: mds1 facet_host: oleg351-server facet_failover_host: oleg351-server 1 1036 0.19 MB/sec execute 58 sec latency 3799.048 ms 1 1036 0.18 MB/sec execute 59 sec latency 4800.181 ms 1 1036 0.18 MB/sec execute 60 sec latency 5800.806 ms 1 1036 0.18 MB/sec execute 61 sec latency 6801.417 ms 1 1036 0.18 MB/sec execute 62 sec latency 7801.752 ms 1 1036 0.17 MB/sec execute 63 sec latency 8802.071 ms 1 1036 0.17 MB/sec execute 64 sec latency 9803.432 ms 1 1036 0.17 MB/sec execute 65 sec latency 10803.966 ms 1 1036 0.16 MB/sec execute 66 sec latency 11804.387 ms 1 1036 0.16 MB/sec execute 67 sec latency 12805.694 ms 1 1036 0.16 MB/sec execute 68 sec latency 13805.874 ms Failover mds1 to oleg351-server mount facets: mds1 1 1036 0.16 MB/sec execute 69 sec latency 14810.409 ms 1 1036 0.16 MB/sec execute 70 sec latency 15813.357 ms 1 1036 0.15 MB/sec execute 71 sec latency 16816.366 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1036 0.15 MB/sec execute 72 sec latency 17816.688 ms 1 1036 0.15 MB/sec execute 73 sec latency 18816.940 ms 1 1036 0.15 MB/sec execute 74 sec latency 19820.449 ms 1 1036 0.14 MB/sec execute 75 sec latency 20832.422 ms 1 1036 0.14 MB/sec execute 76 sec latency 21833.606 ms 1 1036 0.14 MB/sec execute 77 sec latency 22837.109 ms 1 1038 0.14 MB/sec execute 78 sec latency 23808.644 ms oleg351-server: oleg351-server.virtnet: executing set_default_debug -1 all 1 1082 0.14 MB/sec execute 79 sec latency 114.863 ms 1 1126 0.14 MB/sec execute 80 sec latency 122.781 ms pdsh@oleg351-client: oleg351-server: ssh exited with exit code 1 1 1148 0.14 MB/sec execute 81 sec latency 170.517 ms Started lustre-MDT0000 21:45:07 (1781228707) targets are mounted 21:45:07 (1781228707) facet_failover done 1 1182 0.13 MB/sec execute 82 sec latency 101.870 ms 1 1216 0.13 MB/sec execute 83 sec latency 118.766 ms 1 1242 0.13 MB/sec execute 84 sec latency 120.308 ms 1 1268 0.13 MB/sec execute 85 sec latency 157.981 ms 1 1382 0.16 MB/sec execute 86 sec latency 203.501 ms oleg351-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 1405 0.16 MB/sec execute 87 sec latency 164.306 ms 1 1435 0.16 MB/sec execute 88 sec latency 139.590 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1473 0.16 MB/sec execute 89 sec latency 145.509 ms 1 1492 0.16 MB/sec execute 90 sec latency 483.361 ms 1 1523 0.15 MB/sec execute 91 sec latency 105.123 ms 1 1560 0.15 MB/sec execute 92 sec latency 103.353 ms 1 1601 0.15 MB/sec execute 93 sec latency 119.510 ms 1 1638 0.15 MB/sec execute 94 sec latency 119.926 ms 1 1684 0.15 MB/sec execute 95 sec latency 202.855 ms 1 1713 0.15 MB/sec execute 96 sec latency 138.505 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2688 2205824 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 23552 3723264 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 40960 3724288 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 64512 7447552 1% /mnt/lustre 1 1761 0.15 MB/sec execute 97 sec latency 213.023 ms 1 1805 0.15 MB/sec execute 98 sec latency 137.294 ms 1 1828 0.14 MB/sec execute 99 sec latency 177.581 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec test_26 fail mds1 3 times 0 cleanup 104 sec 0 cleanup 105 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 266 233.970 41580.376 Close 215 17.269 57.673 Rename 11 119.171 170.483 Unlink 24 43.334 79.440 Qpathinfo 186 153.338 23808.617 Qfileinfo 76 3.292 40.626 Qfsinfo 33 6.965 34.253 Sfileinfo 34 75.540 185.027 Find 68 8.777 81.351 WriteX 294 16.237 90.349 ReadX 291 2.799 110.537 Flush 27 168.083 483.339 Throughput 0.144492 MB/sec 1 clients 1 procs max_latency=41580.387 ms stopping dbench on /mnt/lustre at Thu Jun 11 21:45:31 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished Failing mds1 on oleg351-server Stopping /mnt/lustre-mds1 (opts:) on oleg351-server 21:45:37 (1781228737) shut down facet: mds1 facet_host: oleg351-server facet_failover_host: oleg351-server Failover mds1 to oleg351-server mount facets: mds1 Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 oleg351-server: oleg351-server.virtnet: executing set_default_debug -1 all pdsh@oleg351-client: oleg351-server: ssh exited with exit code 1 Started lustre-MDT0000 21:46:08 (1781228768) targets are mounted 21:46:08 (1781228768) facet_failover done looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt oleg351-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid '/usr/share/dbench/client.txt' -> 'client.txt' running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Thu Jun 11 21:46:18 EDT 2026 waiting for dbench pid 47259 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 20.993 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 61 1.28 MB/sec warmup 2 sec latency 199.525 ms 1 96 1.44 MB/sec warmup 3 sec latency 173.020 ms 1 124 1.37 MB/sec warmup 4 sec latency 252.852 ms 1 156 1.31 MB/sec warmup 5 sec latency 170.866 ms 1 182 1.22 MB/sec warmup 6 sec latency 176.143 ms 1 199 1.12 MB/sec warmup 7 sec latency 228.825 ms 1 238 1.14 MB/sec warmup 8 sec latency 185.604 ms 1 274 1.13 MB/sec warmup 9 sec latency 137.862 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2816 2205696 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 27648 3732480 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 32768 3691520 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 60416 7424000 1% /mnt/lustre 1 300 1.09 MB/sec warmup 10 sec latency 198.239 ms 1 331 1.09 MB/sec warmup 11 sec latency 177.463 ms 1 357 1.06 MB/sec warmup 12 sec latency 148.134 ms 1 389 1.06 MB/sec warmup 13 sec latency 163.821 ms 1 429 1.08 MB/sec warmup 14 sec latency 163.145 ms 1 469 1.09 MB/sec warmup 15 sec latency 128.050 ms test_26 fail mds1 4 times 1 504 1.09 MB/sec warmup 16 sec latency 126.579 ms 1 561 1.12 MB/sec warmup 17 sec latency 161.740 ms Failing mds1 on oleg351-server 1 640 1.17 MB/sec warmup 18 sec latency 103.183 ms Stopping /mnt/lustre-mds1 (opts:) on oleg351-server 1 669 1.11 MB/sec warmup 19 sec latency 225.498 ms 1 686 0.00 MB/sec execute 1 sec latency 1212.327 ms 1 686 0.00 MB/sec execute 2 sec latency 2212.575 ms 21:46:40 (1781228800) shut down facet: mds1 facet_host: oleg351-server facet_failover_host: oleg351-server 1 686 0.00 MB/sec execute 3 sec latency 3213.414 ms 1 686 0.00 MB/sec execute 4 sec latency 4214.116 ms 1 686 0.00 MB/sec execute 5 sec latency 5215.547 ms 1 686 0.00 MB/sec execute 6 sec latency 6217.685 ms 1 686 0.00 MB/sec execute 7 sec latency 7218.903 ms 1 686 0.00 MB/sec execute 8 sec latency 8221.015 ms 1 686 0.00 MB/sec execute 9 sec latency 9221.156 ms 1 686 0.00 MB/sec execute 10 sec latency 10221.304 ms 1 686 0.00 MB/sec execute 11 sec latency 11224.767 ms 1 686 0.00 MB/sec execute 12 sec latency 12227.406 ms 1 686 0.00 MB/sec execute 13 sec latency 13228.428 ms Failover mds1 to oleg351-server mount facets: mds1 1 686 0.00 MB/sec execute 14 sec latency 14231.783 ms 1 686 0.00 MB/sec execute 15 sec latency 15236.415 ms 1 686 0.00 MB/sec execute 16 sec latency 16236.748 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 686 0.00 MB/sec execute 17 sec latency 17241.383 ms 1 686 0.00 MB/sec execute 18 sec latency 18241.648 ms 1 686 0.00 MB/sec execute 19 sec latency 19241.993 ms 1 686 0.00 MB/sec execute 20 sec latency 20243.017 ms 1 686 0.00 MB/sec execute 21 sec latency 21243.275 ms 1 686 0.00 MB/sec execute 22 sec latency 22243.649 ms 1 686 0.00 MB/sec execute 23 sec latency 23243.891 ms oleg351-server: oleg351-server.virtnet: executing set_default_debug -1 all 1 686 0.00 MB/sec execute 24 sec latency 24244.095 ms pdsh@oleg351-client: oleg351-server: ssh exited with exit code 1 1 686 0.00 MB/sec execute 25 sec latency 25244.295 ms Started lustre-MDT0000 1 686 0.00 MB/sec execute 26 sec latency 26258.093 ms 21:47:04 (1781228824) targets are mounted 21:47:04 (1781228824) facet_failover done 1 686 0.00 MB/sec execute 27 sec latency 27258.263 ms 1 686 0.00 MB/sec execute 28 sec latency 28258.530 ms 1 686 0.00 MB/sec execute 29 sec latency 29259.395 ms 1 686 0.00 MB/sec execute 30 sec latency 30259.629 ms 1 686 0.00 MB/sec execute 31 sec latency 31259.885 ms 1 686 0.00 MB/sec execute 32 sec latency 32260.205 ms 1 686 0.00 MB/sec execute 33 sec latency 33260.402 ms 1 686 0.00 MB/sec execute 34 sec latency 34260.882 ms 1 686 0.00 MB/sec execute 35 sec latency 35261.068 ms 1 686 0.00 MB/sec execute 36 sec latency 36261.668 ms 1 686 0.00 MB/sec execute 37 sec latency 37261.953 ms 1 686 0.00 MB/sec execute 38 sec latency 38262.200 ms 1 686 0.00 MB/sec execute 39 sec latency 39262.533 ms 1 686 0.00 MB/sec execute 40 sec latency 40267.978 ms 1 686 0.00 MB/sec execute 41 sec latency 41270.222 ms 1 699 0.00 MB/sec execute 42 sec latency 41652.332 ms 1 723 0.00 MB/sec execute 43 sec latency 279.522 ms 1 740 0.00 MB/sec execute 44 sec latency 125.190 ms oleg351-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 778 0.00 MB/sec execute 45 sec latency 110.770 ms 1 796 0.01 MB/sec execute 46 sec latency 224.442 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 815 0.01 MB/sec execute 47 sec latency 183.539 ms 1 866 0.01 MB/sec execute 48 sec latency 130.743 ms 1 882 0.01 MB/sec execute 49 sec latency 324.211 ms 1 910 0.01 MB/sec execute 50 sec latency 153.649 ms 1 940 0.01 MB/sec execute 51 sec latency 201.107 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 977 0.01 MB/sec execute 52 sec latency 96.085 ms 1 990 0.01 MB/sec execute 53 sec latency 271.020 ms 1 1036 0.03 MB/sec execute 54 sec latency 151.372 ms 1 1086 0.03 MB/sec execute 55 sec latency 76.609 ms 1 1147 0.03 MB/sec execute 56 sec latency 83.743 ms 1 1199 0.03 MB/sec execute 57 sec latency 79.898 ms 1 1232 0.03 MB/sec execute 58 sec latency 87.566 ms 1 1273 0.03 MB/sec execute 59 sec latency 100.957 ms 1 1409 0.08 MB/sec execute 60 sec latency 97.875 ms 1 1457 0.08 MB/sec execute 61 sec latency 102.488 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Thu Jun 11 21:47:39 EDT 2026 with return code 0 47259 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47259 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished