== replay-dual test 26: dbench and tar with mds failover ========================================================== 23:58:31 (1790740711) Starting client oleg625-client.virtnet: -o user_xattr,flock 192.168.206.125@tcp:/lustre /mnt/lustre Started clients oleg625-client.virtnet: 192.168.206.125@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 65654 Started dbench loop with 65656 striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d26.replay-dual/run_tar striped dir -i0 -c2 -H crush2 /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 1940 1269364 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1756 1269548 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 1564 3584772 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1544 3605476 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 Tue Sep 29 23:58:37 EDT 2026 waiting for dbench pid 65734 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 91.730 ms 1 65 1.41 MB/sec warmup 2 sec latency 130.058 ms 1 111 1.74 MB/sec warmup 3 sec latency 168.508 ms 1 147 1.57 MB/sec warmup 4 sec latency 247.294 ms 1 174 1.41 MB/sec warmup 5 sec latency 163.416 ms 1 189 1.26 MB/sec warmup 6 sec latency 377.128 ms 1 213 1.18 MB/sec warmup 7 sec latency 389.476 ms 1 241 1.14 MB/sec warmup 8 sec latency 178.676 ms 1 286 1.19 MB/sec warmup 9 sec latency 115.434 ms test_26 fail mds1 1 times 1 315 1.15 MB/sec warmup 10 sec latency 204.657 ms 1 342 1.11 MB/sec warmup 11 sec latency 202.525 ms Failing mds1 on oleg625-server 1 372 1.11 MB/sec warmup 12 sec latency 208.091 ms Stopping /mnt/lustre-mds1 (opts:) on oleg625-server 1 405 1.10 MB/sec warmup 13 sec latency 175.192 ms 1 437 1.10 MB/sec warmup 14 sec latency 195.178 ms 1 437 1.02 MB/sec warmup 15 sec latency 1195.457 ms 1 437 0.96 MB/sec warmup 16 sec latency 2195.715 ms 23:58:54 (1790740734) shut down facet: mds1 facet_host: oleg625-server facet_failover_host: oleg625-server 1 437 0.90 MB/sec warmup 17 sec latency 3196.281 ms 1 437 0.85 MB/sec warmup 18 sec latency 4196.463 ms 1 437 0.81 MB/sec warmup 19 sec latency 5203.087 ms 1 437 0.00 MB/sec execute 1 sec latency 7204.677 ms 1 437 0.00 MB/sec execute 2 sec latency 8208.930 ms 1 437 0.00 MB/sec execute 3 sec latency 9209.638 ms 1 437 0.00 MB/sec execute 4 sec latency 10211.065 ms 1 437 0.00 MB/sec execute 5 sec latency 11211.802 ms 1 437 0.00 MB/sec execute 6 sec latency 12212.317 ms Failover mds1 to oleg625-server mount facets: mds1 1 437 0.00 MB/sec execute 7 sec latency 13212.623 ms 1 437 0.00 MB/sec execute 8 sec latency 14212.924 ms 1 437 0.00 MB/sec execute 9 sec latency 15213.105 ms 1 437 0.00 MB/sec execute 10 sec latency 16213.760 ms 1 437 0.00 MB/sec execute 11 sec latency 17215.974 ms 1 437 0.00 MB/sec execute 12 sec latency 18218.608 ms 1 437 0.00 MB/sec execute 13 sec latency 19224.525 ms 1 437 0.00 MB/sec execute 14 sec latency 20224.675 ms 1 437 0.00 MB/sec execute 15 sec latency 21224.967 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 437 0.00 MB/sec execute 16 sec latency 22226.090 ms 1 437 0.00 MB/sec execute 17 sec latency 23226.609 ms 1 437 0.00 MB/sec execute 18 sec latency 24226.928 ms 1 437 0.00 MB/sec execute 19 sec latency 25228.368 ms 1 437 0.00 MB/sec execute 20 sec latency 26229.546 ms 1 437 0.00 MB/sec execute 21 sec latency 27229.837 ms 1 437 0.00 MB/sec execute 22 sec latency 28230.038 ms 1 437 0.00 MB/sec execute 23 sec latency 29230.618 ms 1 437 0.00 MB/sec execute 24 sec latency 30230.966 ms 1 437 0.00 MB/sec execute 25 sec latency 31232.074 ms oleg625-server: oleg625-server.virtnet: executing set_default_debug -1 all 1 437 0.00 MB/sec execute 26 sec latency 32232.514 ms 1 437 0.00 MB/sec execute 27 sec latency 33232.720 ms pdsh@oleg625-client: oleg625-server: ssh exited with exit code 1 1 437 0.00 MB/sec execute 28 sec latency 34233.335 ms Started lustre-MDT0000 23:59:26 (1790740766) targets are mounted 23:59:26 (1790740766) facet_failover done 1 453 0.02 MB/sec execute 29 sec latency 34988.306 ms 1 501 0.07 MB/sec execute 30 sec latency 124.749 ms 1 543 0.12 MB/sec execute 31 sec latency 118.858 ms 1 603 0.17 MB/sec execute 32 sec latency 604.918 ms 1 656 0.17 MB/sec execute 33 sec latency 142.027 ms 1 692 0.17 MB/sec execute 34 sec latency 134.277 ms oleg625-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 730 0.17 MB/sec execute 35 sec latency 137.383 ms 1 759 0.17 MB/sec execute 36 sec latency 123.282 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 780 0.16 MB/sec execute 37 sec latency 155.619 ms 1 808 0.16 MB/sec execute 38 sec latency 106.624 ms 1 856 0.16 MB/sec execute 39 sec latency 109.949 ms 1 890 0.16 MB/sec execute 40 sec latency 93.341 ms 1 926 0.16 MB/sec execute 41 sec latency 96.296 ms 1 967 0.15 MB/sec execute 42 sec latency 92.939 ms 1 988 0.15 MB/sec execute 43 sec latency 158.981 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2096 1269208 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1908 1269396 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 34328 3570580 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 19172 3579404 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 53500 7149984 1% /mnt/lustre 1 1037 0.17 MB/sec execute 44 sec latency 107.804 ms 1 1064 0.17 MB/sec execute 45 sec latency 129.794 ms 1 1103 0.16 MB/sec execute 46 sec latency 148.187 ms 1 1147 0.16 MB/sec execute 47 sec latency 108.993 ms 1 1172 0.16 MB/sec execute 48 sec latency 362.221 ms 1 1173 0.16 MB/sec execute 49 sec latency 1229.610 ms 1 1215 0.15 MB/sec execute 50 sec latency 205.552 ms 1 1252 0.15 MB/sec execute 51 sec latency 135.918 ms 1 1379 0.20 MB/sec execute 52 sec latency 111.003 ms 1 1410 0.20 MB/sec execute 53 sec latency 131.861 ms 1 1447 0.20 MB/sec execute 54 sec latency 142.019 ms test_26 fail mds2 2 times 1 1486 0.19 MB/sec execute 55 sec latency 195.382 ms 1 1509 0.19 MB/sec execute 56 sec latency 172.179 ms Failing mds2 on oleg625-server 1 1532 0.19 MB/sec execute 57 sec latency 210.047 ms 1 1562 0.18 MB/sec execute 58 sec latency 211.615 ms Stopping /mnt/lustre-mds2 (opts:) on oleg625-server 1 1572 0.18 MB/sec execute 59 sec latency 178.565 ms 1 1605 0.18 MB/sec execute 60 sec latency 161.069 ms 1 1646 0.18 MB/sec execute 61 sec latency 115.830 ms 1 1684 0.17 MB/sec execute 62 sec latency 121.449 ms 1 1709 0.17 MB/sec execute 63 sec latency 176.073 ms 00:00:01 (1790740801) shut down facet: mds2 facet_host: oleg625-server facet_failover_host: oleg625-server 1 1771 0.17 MB/sec execute 64 sec latency 139.687 ms 1 1834 0.17 MB/sec execute 65 sec latency 110.321 ms 1 1873 0.17 MB/sec execute 66 sec latency 103.605 ms 1 1924 0.16 MB/sec execute 67 sec latency 134.085 ms 1 1986 0.16 MB/sec execute 68 sec latency 116.906 ms 1 2058 0.16 MB/sec execute 69 sec latency 104.785 ms 1 2095 0.16 MB/sec execute 70 sec latency 120.748 ms 1 2152 0.16 MB/sec execute 71 sec latency 109.161 ms 1 2198 0.16 MB/sec execute 72 sec latency 94.396 ms 1 2259 0.16 MB/sec execute 73 sec latency 243.671 ms Failover mds2 to oleg625-server mount facets: mds2 1 2259 0.15 MB/sec execute 74 sec latency 1245.893 ms 1 2259 0.15 MB/sec execute 75 sec latency 2250.477 ms 1 2259 0.15 MB/sec execute 76 sec latency 3253.187 ms 1 2259 0.15 MB/sec execute 77 sec latency 4253.410 ms 1 2259 0.15 MB/sec execute 78 sec latency 5253.643 ms 1 2259 0.14 MB/sec execute 79 sec latency 6254.820 ms 1 2259 0.14 MB/sec execute 80 sec latency 7255.133 ms 1 2259 0.14 MB/sec execute 81 sec latency 8259.501 ms 1 2259 0.14 MB/sec execute 82 sec latency 9260.184 ms 1 2259 0.14 MB/sec execute 83 sec latency 10261.512 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.14 MB/sec execute 84 sec latency 11266.644 ms 1 2259 0.13 MB/sec execute 85 sec latency 12269.213 ms 1 2259 0.13 MB/sec execute 86 sec latency 13269.397 ms 1 2259 0.13 MB/sec execute 87 sec latency 14271.006 ms 1 2259 0.13 MB/sec execute 88 sec latency 15271.248 ms 1 2259 0.13 MB/sec execute 89 sec latency 16272.293 ms 1 2259 0.13 MB/sec execute 90 sec latency 17273.707 ms 1 2259 0.12 MB/sec execute 91 sec latency 18273.885 ms 1 2259 0.12 MB/sec execute 92 sec latency 19277.990 ms oleg625-server: oleg625-server.virtnet: executing set_default_debug -1 all 1 2259 0.12 MB/sec execute 93 sec latency 20280.683 ms pdsh@oleg625-client: oleg625-server: ssh exited with exit code 1 1 2262 0.12 MB/sec execute 94 sec latency 21267.808 ms Started lustre-MDT0001 00:00:33 (1790740833) targets are mounted 00:00:33 (1790740833) facet_failover done 1 2333 0.13 MB/sec execute 95 sec latency 95.848 ms 1 2359 0.13 MB/sec execute 96 sec latency 114.427 ms 1 2395 0.13 MB/sec execute 97 sec latency 115.551 ms 1 2426 0.13 MB/sec execute 98 sec latency 124.451 ms 1 2477 0.13 MB/sec execute 99 sec latency 119.268 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec oleg625-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1475 0 1 cleanup 103 sec 1 cleanup 104 sec 0 cleanup 105 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 359 217.813 34988.290 Close 309 12.886 59.133 Rename 15 107.247 193.448 Unlink 38 30.516 60.968 Qpathinfo 339 20.127 203.653 Qfileinfo 88 2.102 22.600 Qfsinfo 43 4.297 22.806 Sfileinfo 48 62.641 123.269 Find 115 16.165 63.047 WriteX 308 13.423 92.508 ReadX 427 3.206 117.401 Flush 34 62.539 195.353 Throughput 0.134322 MB/sec 1 clients 1 procs max_latency=34988.306 ms stopping dbench on /mnt/lustre at Wed Sep 30 00:00:43 EDT 2026 with return code 0 mdc.lustre-MDT0001-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 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 2316 1268988 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2108 1269196 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 11532 3581484 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 11108 3595192 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 22640 7176676 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 Wed Sep 30 00:00:51 EDT 2026 waiting for dbench pid 67900 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 10 0.00 MB/sec warmup 1 sec latency 136.401 ms 1 64 1.38 MB/sec warmup 2 sec latency 159.667 ms 1 112 1.75 MB/sec warmup 3 sec latency 187.586 ms 1 137 1.50 MB/sec warmup 4 sec latency 357.030 ms 1 137 1.20 MB/sec warmup 5 sec latency 1357.786 ms 1 166 1.13 MB/sec warmup 6 sec latency 1358.579 ms 1 193 1.09 MB/sec warmup 7 sec latency 432.535 ms 1 232 1.11 MB/sec warmup 8 sec latency 116.802 ms test_26 fail mds1 3 times 1 271 1.13 MB/sec warmup 9 sec latency 172.978 ms 1 297 1.10 MB/sec warmup 10 sec latency 192.622 ms Failing mds1 on oleg625-server 1 323 1.07 MB/sec warmup 11 sec latency 244.328 ms Stopping /mnt/lustre-mds1 (opts:) on oleg625-server 1 354 1.05 MB/sec warmup 12 sec latency 154.690 ms 1 391 1.06 MB/sec warmup 13 sec latency 107.706 ms 1 436 1.10 MB/sec warmup 14 sec latency 123.182 ms 1 482 1.12 MB/sec warmup 15 sec latency 107.060 ms 00:01:07 (1790740867) shut down facet: mds1 facet_host: oleg625-server facet_failover_host: oleg625-server 1 501 1.09 MB/sec warmup 16 sec latency 579.866 ms 1 501 1.03 MB/sec warmup 17 sec latency 1580.618 ms 1 501 0.97 MB/sec warmup 18 sec latency 2580.992 ms 1 501 0.92 MB/sec warmup 19 sec latency 3581.363 ms 1 501 0.00 MB/sec execute 1 sec latency 5583.795 ms 1 501 0.00 MB/sec execute 2 sec latency 6584.787 ms 1 501 0.00 MB/sec execute 3 sec latency 7585.140 ms 1 501 0.00 MB/sec execute 4 sec latency 8585.389 ms 1 501 0.00 MB/sec execute 5 sec latency 9586.657 ms Failover mds1 to oleg625-server mount facets: mds1 1 501 0.00 MB/sec execute 6 sec latency 10592.963 ms 1 501 0.00 MB/sec execute 7 sec latency 11593.477 ms 1 501 0.00 MB/sec execute 8 sec latency 12594.921 ms 1 501 0.00 MB/sec execute 9 sec latency 13595.129 ms 1 501 0.00 MB/sec execute 10 sec latency 14596.860 ms 1 501 0.00 MB/sec execute 11 sec latency 15597.177 ms 1 501 0.00 MB/sec execute 12 sec latency 16597.783 ms 1 501 0.00 MB/sec execute 13 sec latency 17598.166 ms 1 501 0.00 MB/sec execute 14 sec latency 18598.674 ms 1 501 0.00 MB/sec execute 15 sec latency 19598.926 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 501 0.00 MB/sec execute 16 sec latency 20599.320 ms 1 501 0.00 MB/sec execute 17 sec latency 21599.677 ms 1 501 0.00 MB/sec execute 18 sec latency 22599.865 ms 1 501 0.00 MB/sec execute 19 sec latency 23600.108 ms 1 501 0.00 MB/sec execute 20 sec latency 24600.361 ms 1 501 0.00 MB/sec execute 21 sec latency 25602.186 ms 1 501 0.00 MB/sec execute 22 sec latency 26602.818 ms 1 501 0.00 MB/sec execute 23 sec latency 27604.016 ms 1 501 0.00 MB/sec execute 24 sec latency 28604.451 ms oleg625-server: oleg625-server.virtnet: executing set_default_debug -1 all 1 501 0.00 MB/sec execute 25 sec latency 29604.701 ms 1 501 0.00 MB/sec execute 26 sec latency 30604.872 ms pdsh@oleg625-client: oleg625-server: ssh exited with exit code 1 1 501 0.00 MB/sec execute 27 sec latency 31613.520 ms Started lustre-MDT0000 00:01:39 (1790740899) targets are mounted 00:01:39 (1790740899) facet_failover done 1 520 0.02 MB/sec execute 28 sec latency 31925.853 ms 1 606 0.12 MB/sec execute 29 sec latency 117.750 ms 1 655 0.12 MB/sec execute 30 sec latency 166.766 ms 1 692 0.12 MB/sec execute 31 sec latency 122.113 ms 1 721 0.12 MB/sec execute 32 sec latency 131.118 ms 1 742 0.12 MB/sec execute 33 sec latency 155.123 ms 1 778 0.11 MB/sec execute 34 sec latency 119.303 ms oleg625-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 813 0.11 MB/sec execute 35 sec latency 182.105 ms 1 863 0.11 MB/sec execute 36 sec latency 167.979 ms 1 884 0.11 MB/sec execute 37 sec latency 180.004 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 884 0.11 MB/sec execute 38 sec latency 1050.595 ms 1 898 0.11 MB/sec execute 39 sec latency 1297.997 ms 1 919 0.11 MB/sec execute 40 sec latency 147.609 ms 1 952 0.11 MB/sec execute 41 sec latency 193.122 ms 1 975 0.11 MB/sec execute 42 sec latency 154.134 ms 1 993 0.10 MB/sec execute 43 sec latency 152.342 ms 1 1057 0.12 MB/sec execute 44 sec latency 115.148 ms 1 1092 0.12 MB/sec execute 45 sec latency 113.318 ms 1 1136 0.12 MB/sec execute 46 sec latency 122.331 ms 1 1168 0.12 MB/sec execute 47 sec latency 230.095 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1201 0.12 MB/sec execute 48 sec latency 139.467 ms 1 1229 0.11 MB/sec execute 49 sec latency 115.848 ms 1 1251 0.11 MB/sec execute 50 sec latency 259.879 ms 1 1268 0.11 MB/sec execute 51 sec latency 166.457 ms 1 1398 0.16 MB/sec execute 52 sec latency 126.893 ms 1 1428 0.16 MB/sec execute 53 sec latency 151.977 ms 1 1467 0.16 MB/sec execute 54 sec latency 134.498 ms 1 1486 0.16 MB/sec execute 55 sec latency 578.459 ms 1 1512 0.15 MB/sec execute 56 sec latency 131.422 ms 1 1566 0.15 MB/sec execute 57 sec latency 91.489 ms 1 1609 0.15 MB/sec execute 58 sec latency 147.652 ms 1 1646 0.15 MB/sec execute 59 sec latency 169.733 ms 1 1687 0.15 MB/sec execute 60 sec latency 142.161 ms 1 1740 0.14 MB/sec execute 61 sec latency 133.515 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Wed Sep 30 00:02:13 EDT 2026 with return code 0 67900 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 67900 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished