== replay-dual test 26: dbench and tar with mds failover ========================================================== 03:51:42 (1789113102) Starting client oleg636-client.virtnet: -o user_xattr,flock 192.168.206.136@tcp:/lustre /mnt/lustre Started clients oleg636-client.virtnet: 192.168.206.136@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 44639 Started dbench loop with 44640 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 3765248 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 18432 3736576 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 20480 7501824 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 Sep 11 03:51:48 EDT 2026 waiting for dbench pid 44709 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 28 0.92 MB/sec warmup 1 sec latency 201.888 ms 1 82 1.82 MB/sec warmup 2 sec latency 148.451 ms 1 121 1.82 MB/sec warmup 3 sec latency 182.598 ms 1 157 1.63 MB/sec warmup 4 sec latency 143.468 ms test_26 fail mds1 1 times 1 200 1.56 MB/sec warmup 5 sec latency 99.017 ms 1 243 1.53 MB/sec warmup 6 sec latency 126.142 ms Failing mds1 on oleg636-server 1 271 1.45 MB/sec warmup 7 sec latency 155.755 ms Stopping /mnt/lustre-mds1 (opts:) on oleg636-server 1 305 1.40 MB/sec warmup 8 sec latency 181.876 ms 1 331 1.33 MB/sec warmup 9 sec latency 288.472 ms 1 331 1.20 MB/sec warmup 10 sec latency 1288.774 ms 1 331 1.09 MB/sec warmup 11 sec latency 2289.004 ms 03:51:59 (1789113119) shut down facet: mds1 facet_host: oleg636-server facet_failover_host: oleg636-server 1 331 1.00 MB/sec warmup 12 sec latency 3289.151 ms 1 331 0.92 MB/sec warmup 13 sec latency 4289.389 ms 1 331 0.86 MB/sec warmup 14 sec latency 5289.604 ms 1 331 0.80 MB/sec warmup 15 sec latency 6290.206 ms 1 331 0.75 MB/sec warmup 16 sec latency 7290.399 ms 1 331 0.70 MB/sec warmup 17 sec latency 8290.985 ms 1 331 0.67 MB/sec warmup 18 sec latency 9292.771 ms 1 331 0.63 MB/sec warmup 19 sec latency 10296.789 ms 1 331 0.00 MB/sec execute 1 sec latency 12297.786 ms Failover mds1 to oleg636-server 1 331 0.00 MB/sec execute 2 sec latency 13297.944 ms mount facets: mds1 1 331 0.00 MB/sec execute 3 sec latency 14298.665 ms 1 331 0.00 MB/sec execute 4 sec latency 15298.953 ms 1 331 0.00 MB/sec execute 5 sec latency 16299.447 ms 1 331 0.00 MB/sec execute 6 sec latency 17299.789 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 331 0.00 MB/sec execute 7 sec latency 18299.997 ms 1 331 0.00 MB/sec execute 8 sec latency 19301.308 ms 1 331 0.00 MB/sec execute 9 sec latency 20302.170 ms 1 331 0.00 MB/sec execute 10 sec latency 21302.352 ms 1 331 0.00 MB/sec execute 11 sec latency 22302.591 ms 1 331 0.00 MB/sec execute 12 sec latency 23305.260 ms 1 331 0.00 MB/sec execute 13 sec latency 24305.536 ms 1 331 0.00 MB/sec execute 14 sec latency 25305.844 ms 1 331 0.00 MB/sec execute 15 sec latency 26306.102 ms 1 331 0.00 MB/sec execute 16 sec latency 27306.483 ms 1 331 0.00 MB/sec execute 17 sec latency 28306.718 ms 1 331 0.00 MB/sec execute 18 sec latency 29307.207 ms 1 331 0.00 MB/sec execute 19 sec latency 30307.627 ms 1 331 0.00 MB/sec execute 20 sec latency 31309.795 ms 1 331 0.00 MB/sec execute 21 sec latency 32310.111 ms 1 331 0.00 MB/sec execute 22 sec latency 33310.308 ms oleg636-server: oleg636-server.virtnet: executing set_default_debug -1 all 1 331 0.00 MB/sec execute 23 sec latency 34311.089 ms pdsh@oleg636-client: oleg636-server: ssh exited with exit code 1 1 331 0.00 MB/sec execute 24 sec latency 35317.208 ms Started lustre-MDT0000 03:52:33 (1789113153) targets are mounted 03:52:33 (1789113153) facet_failover done 1 331 0.00 MB/sec execute 25 sec latency 36317.531 ms 1 331 0.00 MB/sec execute 26 sec latency 37318.015 ms 1 331 0.00 MB/sec execute 27 sec latency 38318.319 ms 1 331 0.00 MB/sec execute 28 sec latency 39324.260 ms 1 341 0.01 MB/sec execute 29 sec latency 39806.847 ms 1 381 0.05 MB/sec execute 30 sec latency 131.689 ms oleg636-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 421 0.09 MB/sec execute 31 sec latency 134.129 ms 1 453 0.12 MB/sec execute 32 sec latency 159.914 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 493 0.16 MB/sec execute 33 sec latency 139.653 ms 1 522 0.18 MB/sec execute 34 sec latency 166.636 ms 1 612 0.26 MB/sec execute 35 sec latency 135.794 ms 1 661 0.25 MB/sec execute 36 sec latency 127.019 ms 1 674 0.25 MB/sec execute 37 sec latency 406.518 ms 1 710 0.24 MB/sec execute 38 sec latency 133.687 ms 1 728 0.24 MB/sec execute 39 sec latency 291.522 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 10240 3741696 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 35840 3689472 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 46080 7431168 1% /mnt/lustre 1 744 0.23 MB/sec execute 40 sec latency 148.481 ms 1 778 0.23 MB/sec execute 41 sec latency 165.803 ms 1 796 0.22 MB/sec execute 42 sec latency 253.993 ms 1 809 0.22 MB/sec execute 43 sec latency 167.783 ms 1 862 0.22 MB/sec execute 44 sec latency 106.684 ms 1 884 0.21 MB/sec execute 45 sec latency 260.758 ms 1 913 0.21 MB/sec execute 46 sec latency 124.125 ms test_26 fail mds1 2 times 1 943 0.21 MB/sec execute 47 sec latency 139.268 ms Failing mds1 on oleg636-server 1 970 0.20 MB/sec execute 48 sec latency 134.741 ms Stopping /mnt/lustre-mds1 (opts:) on oleg636-server 1 995 0.20 MB/sec execute 49 sec latency 233.791 ms 1 1063 0.22 MB/sec execute 50 sec latency 87.717 ms 1 1063 0.21 MB/sec execute 51 sec latency 1088.014 ms 1 1063 0.21 MB/sec execute 52 sec latency 2088.559 ms 03:53:01 (1789113181) shut down 1 1063 0.21 MB/sec execute 53 sec latency 3092.513 ms facet: mds1 facet_host: oleg636-server facet_failover_host: oleg636-server 1 1063 0.20 MB/sec execute 54 sec latency 4095.576 ms 1 1063 0.20 MB/sec execute 55 sec latency 5095.857 ms 1 1063 0.19 MB/sec execute 56 sec latency 6096.052 ms 1 1063 0.19 MB/sec execute 57 sec latency 7096.349 ms 1 1063 0.19 MB/sec execute 58 sec latency 8096.520 ms 1 1063 0.18 MB/sec execute 59 sec latency 9098.270 ms 1 1063 0.18 MB/sec execute 60 sec latency 10098.607 ms 1 1063 0.18 MB/sec execute 61 sec latency 11101.232 ms 1 1063 0.18 MB/sec execute 62 sec latency 12101.422 ms 1 1063 0.17 MB/sec execute 63 sec latency 13105.272 ms Failover mds1 to oleg636-server mount facets: mds1 1 1063 0.17 MB/sec execute 64 sec latency 14105.426 ms 1 1063 0.17 MB/sec execute 65 sec latency 15106.364 ms 1 1063 0.16 MB/sec execute 66 sec latency 16109.873 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1063 0.16 MB/sec execute 67 sec latency 17110.626 ms 1 1063 0.16 MB/sec execute 68 sec latency 18112.962 ms 1 1063 0.16 MB/sec execute 69 sec latency 19113.624 ms 1 1063 0.16 MB/sec execute 70 sec latency 20113.948 ms 1 1063 0.15 MB/sec execute 71 sec latency 21114.262 ms 1 1063 0.15 MB/sec execute 72 sec latency 22115.269 ms oleg636-server: oleg636-server.virtnet: executing set_default_debug -1 all 1 1063 0.15 MB/sec execute 73 sec latency 23115.519 ms pdsh@oleg636-client: oleg636-server: ssh exited with exit code 1 1 1063 0.15 MB/sec execute 74 sec latency 24116.090 ms Started lustre-MDT0000 03:53:23 (1789113203) targets are mounted 03:53:23 (1789113203) facet_failover done 1 1082 0.15 MB/sec execute 75 sec latency 24514.627 ms 1 1136 0.14 MB/sec execute 76 sec latency 97.628 ms 1 1177 0.14 MB/sec execute 77 sec latency 114.832 ms 1 1221 0.14 MB/sec execute 78 sec latency 73.540 ms 1 1255 0.14 MB/sec execute 79 sec latency 133.420 ms oleg636-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 1380 0.17 MB/sec execute 80 sec latency 100.597 ms 1 1419 0.17 MB/sec execute 81 sec latency 106.098 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1459 0.17 MB/sec execute 82 sec latency 118.109 ms 1 1493 0.17 MB/sec execute 83 sec latency 226.651 ms 1 1538 0.17 MB/sec execute 84 sec latency 110.310 ms 1 1585 0.17 MB/sec execute 85 sec latency 70.984 ms 1 1632 0.16 MB/sec execute 86 sec latency 85.631 ms 1 1687 0.16 MB/sec execute 87 sec latency 201.614 ms 1 1746 0.16 MB/sec execute 88 sec latency 83.086 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2688 2205824 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 13312 3727360 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 52224 3661824 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 65536 7389184 1% /mnt/lustre 1 1781 0.16 MB/sec execute 89 sec latency 221.211 ms 1 1828 0.16 MB/sec execute 90 sec latency 100.808 ms 1 1871 0.16 MB/sec execute 91 sec latency 119.740 ms 1 1908 0.16 MB/sec execute 92 sec latency 280.004 ms 1 1969 0.16 MB/sec execute 93 sec latency 101.604 ms 1 2008 0.15 MB/sec execute 94 sec latency 81.494 ms test_26 fail mds1 3 times 1 2056 0.15 MB/sec execute 95 sec latency 101.886 ms 1 2108 0.15 MB/sec execute 96 sec latency 101.741 ms 1 2152 0.15 MB/sec execute 97 sec latency 121.941 ms Failing mds1 on oleg636-server 1 2170 0.15 MB/sec execute 98 sec latency 198.371 ms Stopping /mnt/lustre-mds1 (opts:) on oleg636-server 1 2233 0.15 MB/sec execute 99 sec latency 104.136 ms 1 cleanup 100 sec 1 cleanup 101 sec 03:53:49 (1789113229) shut down facet: mds1 facet_host: oleg636-server facet_failover_host: oleg636-server 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 Failover mds1 to oleg636-server 1 cleanup 112 sec mount facets: mds1 1 cleanup 113 sec 1 cleanup 114 sec 1 cleanup 115 sec Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 cleanup 116 sec 1 cleanup 117 sec 1 cleanup 118 sec 1 cleanup 119 sec 1 cleanup 120 sec 1 cleanup 121 sec 1 cleanup 122 sec oleg636-server: oleg636-server.virtnet: executing set_default_debug -1 all 1 cleanup 123 sec pdsh@oleg636-client: oleg636-server: ssh exited with exit code 1 1 cleanup 124 sec Started lustre-MDT0000 03:54:13 (1789113253) targets are mounted 1 cleanup 125 sec 03:54:13 (1789113253) facet_failover done 0 cleanup 126 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 340 254.768 39806.833 Close 283 93.467 22732.811 Rename 11 107.186 221.109 Unlink 28 33.943 61.125 Qpathinfo 289 17.532 151.827 Qfileinfo 89 2.639 24.036 Qfsinfo 33 4.483 30.805 Sfileinfo 34 65.174 136.607 Find 92 7.980 94.757 WriteX 326 12.786 58.809 ReadX 348 1.916 78.898 Flush 30 155.924 406.500 Throughput 0.149038 MB/sec 1 clients 1 procs max_latency=39806.847 ms stopping dbench on /mnt/lustre at Fri Sep 11 03:54:14 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt oleg636-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 '/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 Sep 11 03:54:23 EDT 2026 waiting for dbench pid 47467 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 14.939 ms 1 64 1.37 MB/sec warmup 2 sec latency 240.318 ms 1 111 1.74 MB/sec warmup 3 sec latency 171.025 ms 1 140 1.50 MB/sec warmup 4 sec latency 200.693 ms 1 184 1.47 MB/sec warmup 5 sec latency 117.153 ms 1 223 1.43 MB/sec warmup 6 sec latency 173.999 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2944 2205568 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 6144 3731456 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 51200 3662848 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 57344 7394304 1% /mnt/lustre 1 255 1.38 MB/sec warmup 7 sec latency 135.186 ms 1 288 1.34 MB/sec warmup 8 sec latency 168.681 ms 1 315 1.27 MB/sec warmup 9 sec latency 186.499 ms 1 345 1.23 MB/sec warmup 10 sec latency 164.269 ms 1 373 1.21 MB/sec warmup 11 sec latency 219.665 ms 1 418 1.23 MB/sec warmup 12 sec latency 134.943 ms test_26 fail mds1 4 times 1 456 1.22 MB/sec warmup 13 sec latency 121.481 ms 1 493 1.23 MB/sec warmup 14 sec latency 120.031 ms Failing mds1 on oleg636-server 1 518 1.19 MB/sec warmup 15 sec latency 181.414 ms Stopping /mnt/lustre-mds1 (opts:) on oleg636-server 1 601 1.31 MB/sec warmup 16 sec latency 129.920 ms 1 654 1.24 MB/sec warmup 17 sec latency 133.395 ms 1 654 1.17 MB/sec warmup 18 sec latency 1072.710 ms 1 654 1.11 MB/sec warmup 19 sec latency 2075.700 ms 03:54:44 (1789113284) shut down facet: mds1 facet_host: oleg636-server facet_failover_host: oleg636-server 1 654 0.00 MB/sec execute 1 sec latency 4077.126 ms 1 654 0.00 MB/sec execute 2 sec latency 5077.317 ms 1 654 0.00 MB/sec execute 3 sec latency 6077.480 ms 1 654 0.00 MB/sec execute 4 sec latency 7078.666 ms 1 654 0.00 MB/sec execute 5 sec latency 8080.062 ms 1 654 0.00 MB/sec execute 6 sec latency 9080.297 ms 1 654 0.00 MB/sec execute 7 sec latency 10081.161 ms 1 654 0.00 MB/sec execute 8 sec latency 11081.527 ms 1 654 0.00 MB/sec execute 9 sec latency 12081.723 ms 1 654 0.00 MB/sec execute 10 sec latency 13081.947 ms Failover mds1 to oleg636-server mount facets: mds1 1 654 0.00 MB/sec execute 11 sec latency 14086.653 ms 1 654 0.00 MB/sec execute 12 sec latency 15086.861 ms 1 654 0.00 MB/sec execute 13 sec latency 16087.079 ms 1 654 0.00 MB/sec execute 14 sec latency 17087.365 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 654 0.00 MB/sec execute 15 sec latency 18087.598 ms 1 654 0.00 MB/sec execute 16 sec latency 19087.833 ms 1 654 0.00 MB/sec execute 17 sec latency 20089.330 ms 1 654 0.00 MB/sec execute 18 sec latency 21089.650 ms 1 654 0.00 MB/sec execute 19 sec latency 22089.835 ms 1 654 0.00 MB/sec execute 20 sec latency 23093.187 ms 1 654 0.00 MB/sec execute 21 sec latency 24093.429 ms 1 654 0.00 MB/sec execute 22 sec latency 25093.833 ms 1 654 0.00 MB/sec execute 23 sec latency 26094.092 ms 1 654 0.00 MB/sec execute 24 sec latency 27097.683 ms 1 654 0.00 MB/sec execute 25 sec latency 28099.322 ms 1 654 0.00 MB/sec execute 26 sec latency 29101.059 ms 1 654 0.00 MB/sec execute 27 sec latency 30101.508 ms 1 654 0.00 MB/sec execute 28 sec latency 31101.652 ms 1 654 0.00 MB/sec execute 29 sec latency 32104.277 ms 1 654 0.00 MB/sec execute 30 sec latency 33104.494 ms 1 654 0.00 MB/sec execute 31 sec latency 34104.675 ms oleg636-server: oleg636-server.virtnet: executing set_default_debug -1 all 1 654 0.00 MB/sec execute 32 sec latency 35104.842 ms pdsh@oleg636-client: oleg636-server: ssh exited with exit code 1 1 654 0.00 MB/sec execute 33 sec latency 36110.824 ms 1 654 0.00 MB/sec execute 34 sec latency 37111.636 ms Started lustre-MDT0000 03:55:18 (1789113318) targets are mounted 03:55:18 (1789113318) facet_failover done 1 654 0.00 MB/sec execute 35 sec latency 38112.081 ms 1 654 0.00 MB/sec execute 36 sec latency 39113.304 ms 1 654 0.00 MB/sec execute 37 sec latency 40126.265 ms 1 671 0.00 MB/sec execute 38 sec latency 40228.868 ms 1 695 0.00 MB/sec execute 39 sec latency 184.230 ms 1 718 0.01 MB/sec execute 40 sec latency 153.768 ms oleg636-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 735 0.01 MB/sec execute 41 sec latency 264.148 ms 1 769 0.01 MB/sec execute 42 sec latency 120.021 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 794 0.01 MB/sec execute 43 sec latency 210.262 ms 1 811 0.01 MB/sec execute 44 sec latency 128.528 ms 1 870 0.01 MB/sec execute 45 sec latency 97.249 ms 1 888 0.01 MB/sec execute 46 sec latency 382.578 ms 1 914 0.01 MB/sec execute 47 sec latency 226.970 ms 1 959 0.02 MB/sec execute 48 sec latency 96.666 ms 1 985 0.02 MB/sec execute 49 sec latency 250.110 ms 1 1021 0.03 MB/sec execute 50 sec latency 164.294 ms 1 1077 0.04 MB/sec execute 51 sec latency 103.165 ms 1 1134 0.04 MB/sec execute 52 sec latency 86.826 ms 1 1177 0.04 MB/sec execute 53 sec latency 99.613 ms 1 1215 0.04 MB/sec execute 54 sec latency 107.977 ms 1 1244 0.04 MB/sec execute 55 sec latency 118.383 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1296 0.04 MB/sec execute 56 sec latency 100.642 ms 1 1418 0.09 MB/sec execute 57 sec latency 82.762 ms 1 1468 0.09 MB/sec execute 58 sec latency 98.917 ms 1 1509 0.08 MB/sec execute 59 sec latency 300.464 ms 1 1565 0.08 MB/sec execute 60 sec latency 67.911 ms 1 1605 0.08 MB/sec execute 61 sec latency 67.273 ms 1 1648 0.08 MB/sec execute 62 sec latency 216.498 ms 1 1684 0.08 MB/sec execute 63 sec latency 111.682 ms 1 1725 0.08 MB/sec execute 64 sec latency 111.837 ms 1 1787 0.08 MB/sec execute 65 sec latency 135.105 ms 1 1840 0.08 MB/sec execute 66 sec latency 84.177 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Fri Sep 11 03:55:50 EDT 2026 with return code 0 47467 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47467 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished