== replay-dual test 26: dbench and tar with mds failover ========================================================== 18:41:19 (1763336479) Starting client oleg232-client.virtnet: -o user_xattr,flock 192.168.202.132@tcp:/lustre /mnt/lustre Started clients oleg232-client.virtnet: 192.168.202.132@tcp:/lustre on /mnt/lustre type lustre (rw,checksum,encrypt,flock,lazystatfs,lruresize,nolock,statfs_project,nouser_fid2path,user_xattr,verbose) Started tar loop with pid 65073 Started dbench loop with 65074 striped dir -i0 -c2 -H crush /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 '/usr/share/dbench/client.txt' -> 'client.txt' running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Sun Nov 16 18:41:23 EST 2025 waiting for dbench pid 65123 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 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 26140 3579724 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1544 3605476 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 27684 7185200 1% /mnt/lustre 1 20 0.39 MB/sec warmup 1 sec latency 18.971 ms 1 91 2.09 MB/sec warmup 2 sec latency 149.758 ms 1 132 1.92 MB/sec warmup 3 sec latency 178.089 ms 1 165 1.70 MB/sec warmup 4 sec latency 144.588 ms 1 197 1.57 MB/sec warmup 5 sec latency 411.014 ms 1 237 1.51 MB/sec warmup 6 sec latency 153.549 ms 1 288 1.53 MB/sec warmup 7 sec latency 88.209 ms 1 339 1.53 MB/sec warmup 8 sec latency 92.268 ms test_26 fail mds1 1 times 1 401 1.57 MB/sec warmup 9 sec latency 92.392 ms 1 453 1.59 MB/sec warmup 10 sec latency 98.368 ms Failing mds1 on oleg232-server 1 503 1.59 MB/sec warmup 11 sec latency 104.293 ms Stopping /mnt/lustre-mds1 (opts:) on oleg232-server 1 543 1.59 MB/sec warmup 12 sec latency 183.826 ms 1 606 1.61 MB/sec warmup 13 sec latency 563.129 ms 18:41:37 (1763336497) shut down 1 606 1.50 MB/sec warmup 14 sec latency 1564.617 ms facet: mds1 facet_host: oleg232-server facet_failover_host: oleg232-server 1 606 1.40 MB/sec warmup 15 sec latency 2564.914 ms 1 606 1.31 MB/sec warmup 16 sec latency 3566.270 ms 1 606 1.23 MB/sec warmup 17 sec latency 4566.560 ms 1 606 1.16 MB/sec warmup 18 sec latency 5567.751 ms 1 606 1.10 MB/sec warmup 19 sec latency 6567.960 ms 1 606 0.00 MB/sec execute 1 sec latency 8570.921 ms 1 606 0.00 MB/sec execute 2 sec latency 9571.146 ms 1 606 0.00 MB/sec execute 3 sec latency 10571.558 ms 1 606 0.00 MB/sec execute 4 sec latency 11571.755 ms Failover mds1 to oleg232-server mount facets: mds1 1 606 0.00 MB/sec execute 5 sec latency 12572.560 ms 1 606 0.00 MB/sec execute 6 sec latency 13572.948 ms 1 606 0.00 MB/sec execute 7 sec latency 14573.126 ms 1 606 0.00 MB/sec execute 8 sec latency 15585.718 ms 1 606 0.00 MB/sec execute 9 sec latency 16585.970 ms 1 606 0.00 MB/sec execute 10 sec latency 17586.423 ms 1 606 0.00 MB/sec execute 11 sec latency 18591.826 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 606 0.00 MB/sec execute 12 sec latency 19592.120 ms 1 606 0.00 MB/sec execute 13 sec latency 20594.443 ms 1 606 0.00 MB/sec execute 14 sec latency 21595.860 ms 1 606 0.00 MB/sec execute 15 sec latency 22597.768 ms 1 606 0.00 MB/sec execute 16 sec latency 23598.299 ms 1 606 0.00 MB/sec execute 17 sec latency 24598.577 ms 1 606 0.00 MB/sec execute 18 sec latency 25598.950 ms 1 606 0.00 MB/sec execute 19 sec latency 26604.561 ms 1 606 0.00 MB/sec execute 20 sec latency 27604.854 ms 1 606 0.00 MB/sec execute 21 sec latency 28606.205 ms 1 606 0.00 MB/sec execute 22 sec latency 29606.452 ms 1 606 0.00 MB/sec execute 23 sec latency 30606.702 ms oleg232-server: oleg232-server.virtnet: executing set_default_debug -1 all 1 606 0.00 MB/sec execute 24 sec latency 31606.944 ms pdsh@oleg232-client: oleg232-server: ssh exited with exit code 1 1 606 0.00 MB/sec execute 25 sec latency 32608.427 ms Started lustre-MDT0000 18:42:09 (1763336529) targets are mounted 18:42:09 (1763336529) facet_failover done 1 606 0.00 MB/sec execute 26 sec latency 33608.665 ms 1 606 0.00 MB/sec execute 27 sec latency 34610.526 ms 1 606 0.00 MB/sec execute 28 sec latency 35612.195 ms 1 642 0.00 MB/sec execute 29 sec latency 36083.835 ms oleg232-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 695 0.01 MB/sec execute 30 sec latency 80.233 ms 1 730 0.01 MB/sec execute 31 sec latency 149.410 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 767 0.01 MB/sec execute 32 sec latency 121.255 ms 1 801 0.02 MB/sec execute 33 sec latency 124.205 ms 1 857 0.02 MB/sec execute 34 sec latency 109.448 ms 1 884 0.02 MB/sec execute 35 sec latency 297.295 ms 1 890 0.02 MB/sec execute 36 sec latency 1089.604 ms 1 925 0.02 MB/sec execute 37 sec latency 116.970 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2048 1269256 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1860 1269444 1% /mnt/lustre[MDT:1] 1 969 0.02 MB/sec execute 38 sec latency 90.543 ms lustre-OST0000_UUID 3833116 39524 3567244 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 15320 3591336 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 54844 7158580 1% /mnt/lustre 1 988 0.02 MB/sec execute 39 sec latency 143.955 ms 1 1062 0.05 MB/sec execute 40 sec latency 75.248 ms 1 1119 0.05 MB/sec execute 41 sec latency 82.270 ms 1 1156 0.05 MB/sec execute 42 sec latency 98.858 ms 1 1211 0.05 MB/sec execute 43 sec latency 68.490 ms 1 1259 0.05 MB/sec execute 44 sec latency 72.636 ms 1 1399 0.11 MB/sec execute 45 sec latency 81.965 ms 1 1459 0.11 MB/sec execute 46 sec latency 91.878 ms test_26 fail mds2 2 times 1 1497 0.11 MB/sec execute 47 sec latency 286.868 ms Failing mds2 on oleg232-server 1 1538 0.11 MB/sec execute 48 sec latency 91.432 ms Stopping /mnt/lustre-mds2 (opts:) on oleg232-server 1 1581 0.11 MB/sec execute 49 sec latency 79.637 ms 1 1646 0.10 MB/sec execute 50 sec latency 79.476 ms 1 1700 0.10 MB/sec execute 51 sec latency 87.429 ms 1 1793 0.10 MB/sec execute 52 sec latency 74.382 ms 1 1871 0.10 MB/sec execute 53 sec latency 58.560 ms 1 1974 0.10 MB/sec execute 54 sec latency 69.500 ms 1 2020 0.10 MB/sec execute 55 sec latency 83.477 ms 1 2079 0.10 MB/sec execute 56 sec latency 83.511 ms 18:42:40 (1763336560) shut down facet: mds2 facet_host: oleg232-server facet_failover_host: oleg232-server 1 2138 0.10 MB/sec execute 57 sec latency 73.182 ms 1 2185 0.10 MB/sec execute 58 sec latency 114.334 ms 1 2259 0.10 MB/sec execute 59 sec latency 77.437 ms 1 2259 0.10 MB/sec execute 60 sec latency 1077.676 ms 1 2259 0.10 MB/sec execute 61 sec latency 2077.927 ms 1 2259 0.09 MB/sec execute 62 sec latency 3079.169 ms 1 2259 0.09 MB/sec execute 63 sec latency 4079.735 ms 1 2259 0.09 MB/sec execute 64 sec latency 5081.651 ms 1 2259 0.09 MB/sec execute 65 sec latency 6081.888 ms 1 2259 0.09 MB/sec execute 66 sec latency 7084.765 ms 1 2259 0.09 MB/sec execute 67 sec latency 8092.840 ms Failover mds2 to oleg232-server mount facets: mds2 1 2259 0.09 MB/sec execute 68 sec latency 9093.741 ms 1 2259 0.08 MB/sec execute 69 sec latency 10096.502 ms 1 2259 0.08 MB/sec execute 70 sec latency 11096.728 ms 1 2259 0.08 MB/sec execute 71 sec latency 12097.017 ms 1 2259 0.08 MB/sec execute 72 sec latency 13099.890 ms 1 2259 0.08 MB/sec execute 73 sec latency 14100.170 ms 1 2259 0.08 MB/sec execute 74 sec latency 15100.459 ms 1 2259 0.08 MB/sec execute 75 sec latency 16101.539 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.08 MB/sec execute 76 sec latency 17111.080 ms 1 2259 0.08 MB/sec execute 77 sec latency 18112.112 ms 1 2259 0.07 MB/sec execute 78 sec latency 19113.555 ms 1 2259 0.07 MB/sec execute 79 sec latency 20113.786 ms 1 2259 0.07 MB/sec execute 80 sec latency 21114.292 ms oleg232-server: oleg232-server.virtnet: executing set_default_debug -1 all 1 2259 0.07 MB/sec execute 81 sec latency 22114.590 ms pdsh@oleg232-client: oleg232-server: ssh exited with exit code 1 Started lustre-MDT0001 18:43:06 (1763336586) targets are mounted 18:43:06 (1763336586) facet_failover done 1 2259 0.07 MB/sec execute 82 sec latency 23114.895 ms 1 2259 0.07 MB/sec execute 83 sec latency 24116.308 ms 1 2259 0.07 MB/sec execute 84 sec latency 25123.095 ms 1 2273 0.07 MB/sec execute 85 sec latency 25874.624 ms 1 2345 0.08 MB/sec execute 86 sec latency 77.068 ms 1 2377 0.08 MB/sec execute 87 sec latency 146.603 ms oleg232-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 2413 0.08 MB/sec execute 88 sec latency 86.585 ms 1 2453 0.08 MB/sec execute 89 sec latency 87.070 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2497 0.09 MB/sec execute 90 sec latency 96.022 ms 1 2575 0.09 MB/sec execute 91 sec latency 99.507 ms 1 2617 0.09 MB/sec execute 92 sec latency 108.444 ms 1 2776 0.12 MB/sec execute 93 sec latency 91.609 ms 1 2922 0.13 MB/sec execute 94 sec latency 62.254 ms 1 2990 0.13 MB/sec execute 95 sec latency 91.851 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2332 1268972 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2132 1269172 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 39764 3565952 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 28768 3576480 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 68532 7142432 1% /mnt/lustre 1 3171 0.14 MB/sec execute 96 sec latency 125.991 ms 1 3237 0.14 MB/sec execute 97 sec latency 88.817 ms 1 3329 0.15 MB/sec execute 98 sec latency 83.538 ms 1 3378 0.15 MB/sec execute 99 sec latency 75.485 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec test_26 fail mds1 3 times 0 cleanup 105 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 432 104.397 25874.601 Close 357 10.835 37.013 Rename 22 79.923 149.387 Unlink 54 22.006 55.453 Qpathinfo 425 99.394 36083.815 Qfileinfo 92 1.385 14.576 Qfsinfo 76 2.785 31.863 Sfileinfo 50 58.178 142.935 Find 184 10.710 98.689 WriteX 269 11.995 121.204 ReadX 896 1.413 59.853 LockX 2 7.679 8.785 UnlockX 2 9.185 12.649 Flush 43 54.835 116.946 Throughput 0.146062 MB/sec 1 clients 1 procs max_latency=36083.835 ms stopping dbench on /mnt/lustre at Sun Nov 16 18:43:28 EST 2025 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 oleg232-server Stopping /mnt/lustre-mds1 (opts:) on oleg232-server striped dir -i0 -c2 -H crush2 /mnt/lustre2/d26.replay-dual/run_dbench 18:43:41 (1763336621) shut down facet: mds1 facet_host: oleg232-server facet_failover_host: oleg232-server Failover mds1 to oleg232-server mount facets: mds1 Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 oleg232-server: oleg232-server.virtnet: executing set_default_debug -1 all pdsh@oleg232-client: oleg232-server: ssh exited with exit code 1 Started lustre-MDT0000 18:44:14 (1763336654) targets are mounted 18:44:14 (1763336654) facet_failover done looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt oleg232-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 Sun Nov 16 18:44:21 EST 2025 waiting for dbench pid 68035 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 mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 31 1.05 MB/sec warmup 1 sec latency 34.748 ms 1 91 2.10 MB/sec warmup 2 sec latency 145.459 ms 1 137 2.01 MB/sec warmup 3 sec latency 184.498 ms 1 169 1.71 MB/sec warmup 4 sec latency 173.773 ms 1 197 1.57 MB/sec warmup 5 sec latency 398.634 ms 1 240 1.52 MB/sec warmup 6 sec latency 130.091 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2624 1268680 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2356 1268948 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 2456 3600452 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 47232 3553748 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 49688 7154200 1% /mnt/lustre 1 287 1.53 MB/sec warmup 7 sec latency 150.527 ms 1 324 1.47 MB/sec warmup 8 sec latency 133.710 ms 1 365 1.45 MB/sec warmup 9 sec latency 129.928 ms 1 418 1.47 MB/sec warmup 10 sec latency 97.261 ms 1 461 1.47 MB/sec warmup 11 sec latency 104.936 ms 1 504 1.45 MB/sec warmup 12 sec latency 90.386 ms 1 596 1.59 MB/sec warmup 13 sec latency 111.171 ms 1 674 1.51 MB/sec warmup 14 sec latency 77.749 ms test_26 fail mds2 4 times 1 728 1.42 MB/sec warmup 15 sec latency 105.282 ms 1 773 1.33 MB/sec warmup 16 sec latency 85.403 ms Failing mds2 on oleg232-server Stopping /mnt/lustre-mds2 (opts:) on oleg232-server 1 815 1.26 MB/sec warmup 17 sec latency 99.697 ms 1 882 1.20 MB/sec warmup 18 sec latency 95.816 ms 1 888 1.14 MB/sec warmup 19 sec latency 702.894 ms 1 990 0.13 MB/sec execute 1 sec latency 150.111 ms 1 995 0.07 MB/sec execute 2 sec latency 931.300 ms 1 995 0.04 MB/sec execute 3 sec latency 1931.488 ms 1 995 0.03 MB/sec execute 4 sec latency 2931.789 ms 1 995 0.03 MB/sec execute 5 sec latency 3932.504 ms 18:44:46 (1763336686) shut down facet: mds2 facet_host: oleg232-server facet_failover_host: oleg232-server 1 995 0.02 MB/sec execute 6 sec latency 4932.671 ms 1 995 0.02 MB/sec execute 7 sec latency 5932.895 ms 1 995 0.02 MB/sec execute 8 sec latency 6933.368 ms 1 995 0.01 MB/sec execute 9 sec latency 7934.316 ms 1 995 0.01 MB/sec execute 10 sec latency 8934.516 ms 1 995 0.01 MB/sec execute 11 sec latency 9934.685 ms 1 995 0.01 MB/sec execute 12 sec latency 10936.267 ms 1 995 0.01 MB/sec execute 13 sec latency 11936.760 ms 1 995 0.01 MB/sec execute 14 sec latency 12938.573 ms 1 995 0.01 MB/sec execute 15 sec latency 13938.781 ms Failover mds2 to oleg232-server mount facets: mds2 1 995 0.01 MB/sec execute 16 sec latency 14938.979 ms 1 995 0.01 MB/sec execute 17 sec latency 15940.778 ms 1 995 0.01 MB/sec execute 18 sec latency 16940.996 ms 1 995 0.01 MB/sec execute 19 sec latency 17941.917 ms 1 995 0.01 MB/sec execute 20 sec latency 18944.400 ms 1 995 0.01 MB/sec execute 21 sec latency 19944.610 ms 1 995 0.01 MB/sec execute 22 sec latency 20944.812 ms 1 995 0.01 MB/sec execute 23 sec latency 21945.115 ms 1 995 0.01 MB/sec execute 24 sec latency 22945.371 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 995 0.01 MB/sec execute 25 sec latency 23946.210 ms 1 995 0.01 MB/sec execute 26 sec latency 24946.384 ms 1 995 0.00 MB/sec execute 27 sec latency 25946.856 ms 1 995 0.00 MB/sec execute 28 sec latency 26947.862 ms 1 995 0.00 MB/sec execute 29 sec latency 27949.326 ms 1 995 0.00 MB/sec execute 30 sec latency 28949.860 ms oleg232-server: oleg232-server.virtnet: executing set_default_debug -1 all 1 995 0.00 MB/sec execute 31 sec latency 29951.202 ms pdsh@oleg232-client: oleg232-server: ssh exited with exit code 1 1 995 0.00 MB/sec execute 32 sec latency 30954.560 ms Started lustre-MDT0001 18:45:13 (1763336713) targets are mounted 18:45:13 (1763336713) facet_failover done 1 995 0.00 MB/sec execute 33 sec latency 31954.983 ms 1 997 0.00 MB/sec execute 34 sec latency 32872.579 ms 1 1045 0.03 MB/sec execute 35 sec latency 125.818 ms 1 1116 0.03 MB/sec execute 36 sec latency 69.219 ms oleg232-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 1155 0.03 MB/sec execute 37 sec latency 111.443 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1214 0.03 MB/sec execute 38 sec latency 75.484 ms 1 1252 0.03 MB/sec execute 39 sec latency 171.274 ms 1 1399 0.11 MB/sec execute 40 sec latency 55.588 ms 1 1459 0.10 MB/sec execute 41 sec latency 78.438 ms 1 1509 0.10 MB/sec execute 42 sec latency 162.442 ms 1 1582 0.10 MB/sec execute 43 sec latency 92.148 ms 1 1641 0.10 MB/sec execute 44 sec latency 85.591 ms 1 1686 0.10 MB/sec execute 45 sec latency 101.390 ms 1 1762 0.10 MB/sec execute 46 sec latency 116.695 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1825 0.10 MB/sec execute 47 sec latency 73.589 ms 1 1879 0.10 MB/sec execute 48 sec latency 76.051 ms 1 1973 0.10 MB/sec execute 49 sec latency 98.614 ms 1 2018 0.10 MB/sec execute 50 sec latency 72.991 ms 1 2098 0.10 MB/sec execute 51 sec latency 87.535 ms 1 2158 0.09 MB/sec execute 52 sec latency 74.492 ms 1 2210 0.09 MB/sec execute 53 sec latency 83.143 ms 1 2334 0.11 MB/sec execute 54 sec latency 72.736 ms 1 2386 0.11 MB/sec execute 55 sec latency 67.740 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Sun Nov 16 18:45:36 EST 2025 with return code 0 68035 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 68035 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished