== replay-dual test 26: dbench and tar with mds failover ========================================================== 12:31:56 (1788625916) Starting client oleg212-client.virtnet: -o user_xattr,flock 192.168.202.112@tcp:/lustre /mnt/lustre Started clients oleg212-client.virtnet: 192.168.202.112@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 45173 Started dbench loop with 45174 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 14336 3733504 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 16384 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 12:32:02 EDT 2026 waiting for dbench pid 45243 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 14 0.00 MB/sec warmup 1 sec latency 139.185 ms 1 63 1.34 MB/sec warmup 2 sec latency 152.692 ms 1 111 1.75 MB/sec warmup 3 sec latency 152.733 ms 1 137 1.50 MB/sec warmup 4 sec latency 241.260 ms 1 166 1.36 MB/sec warmup 5 sec latency 175.674 ms test_26 fail mds1 1 times 1 189 1.26 MB/sec warmup 6 sec latency 203.491 ms 1 215 1.19 MB/sec warmup 7 sec latency 218.859 ms Failing mds1 on oleg212-server 1 242 1.14 MB/sec warmup 8 sec latency 180.090 ms 1 275 1.14 MB/sec warmup 9 sec latency 151.567 ms Stopping /mnt/lustre-mds1 (opts:) on oleg212-server 1 312 1.15 MB/sec warmup 10 sec latency 154.415 ms 1 323 1.07 MB/sec warmup 11 sec latency 670.281 ms 1 323 0.98 MB/sec warmup 12 sec latency 1670.426 ms 1 323 0.90 MB/sec warmup 13 sec latency 2670.943 ms 12:32:16 (1788625936) shut down facet: mds1 facet_host: oleg212-server facet_failover_host: oleg212-server 1 323 0.84 MB/sec warmup 14 sec latency 3672.179 ms 1 323 0.78 MB/sec warmup 15 sec latency 4672.471 ms 1 323 0.73 MB/sec warmup 16 sec latency 5674.263 ms 1 323 0.69 MB/sec warmup 17 sec latency 6677.981 ms 1 323 0.65 MB/sec warmup 18 sec latency 7679.380 ms 1 323 0.62 MB/sec warmup 19 sec latency 8682.875 ms 1 323 0.00 MB/sec execute 1 sec latency 10683.235 ms 1 323 0.00 MB/sec execute 2 sec latency 11683.431 ms 1 323 0.00 MB/sec execute 3 sec latency 12684.611 ms Failover mds1 to oleg212-server 1 323 0.00 MB/sec execute 4 sec latency 13686.989 ms mount facets: mds1 1 323 0.00 MB/sec execute 5 sec latency 14688.660 ms 1 323 0.00 MB/sec execute 6 sec latency 15693.122 ms 1 323 0.00 MB/sec execute 7 sec latency 16693.309 ms 1 323 0.00 MB/sec execute 8 sec latency 17693.624 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 323 0.00 MB/sec execute 9 sec latency 18693.892 ms 1 323 0.00 MB/sec execute 10 sec latency 19694.313 ms 1 323 0.00 MB/sec execute 11 sec latency 20694.649 ms 1 323 0.00 MB/sec execute 12 sec latency 21696.075 ms 1 323 0.00 MB/sec execute 13 sec latency 22696.340 ms 1 323 0.00 MB/sec execute 14 sec latency 23696.744 ms 1 323 0.00 MB/sec execute 15 sec latency 24697.647 ms 1 323 0.00 MB/sec execute 16 sec latency 25697.977 ms 1 323 0.00 MB/sec execute 17 sec latency 26699.335 ms 1 323 0.00 MB/sec execute 18 sec latency 27699.699 ms 1 323 0.00 MB/sec execute 19 sec latency 28701.191 ms 1 323 0.00 MB/sec execute 20 sec latency 29701.749 ms 1 323 0.00 MB/sec execute 21 sec latency 30701.983 ms 1 323 0.00 MB/sec execute 22 sec latency 31702.773 ms oleg212-server: oleg212-server.virtnet: executing set_default_debug -1 all 1 323 0.00 MB/sec execute 23 sec latency 32703.009 ms 1 323 0.00 MB/sec execute 24 sec latency 33704.121 ms pdsh@oleg212-client: oleg212-server: ssh exited with exit code 1 1 323 0.00 MB/sec execute 25 sec latency 34706.082 ms Started lustre-MDT0000 12:32:48 (1788625968) targets are mounted 12:32:48 (1788625968) facet_failover done 1 323 0.00 MB/sec execute 26 sec latency 35706.373 ms 1 323 0.00 MB/sec execute 27 sec latency 36709.345 ms 1 323 0.00 MB/sec execute 28 sec latency 37718.387 ms 1 323 0.00 MB/sec execute 29 sec latency 38719.020 ms 1 323 0.00 MB/sec execute 30 sec latency 39719.445 ms 1 332 0.01 MB/sec execute 31 sec latency 40413.296 ms 1 370 0.04 MB/sec execute 32 sec latency 154.787 ms 1 406 0.08 MB/sec execute 33 sec latency 143.858 ms 1 445 0.11 MB/sec execute 34 sec latency 154.710 ms 1 477 0.14 MB/sec execute 35 sec latency 133.648 ms oleg212-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 501 0.16 MB/sec execute 36 sec latency 218.341 ms 1 516 0.16 MB/sec execute 37 sec latency 222.488 ms 1 573 0.20 MB/sec execute 38 sec latency 197.980 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 618 0.24 MB/sec execute 39 sec latency 112.517 ms 1 664 0.24 MB/sec execute 40 sec latency 176.424 ms 1 686 0.23 MB/sec execute 41 sec latency 379.438 ms 1 711 0.22 MB/sec execute 42 sec latency 147.351 ms 1 728 0.22 MB/sec execute 43 sec latency 365.046 ms 1 759 0.22 MB/sec execute 44 sec latency 211.396 ms 1 781 0.21 MB/sec execute 45 sec latency 204.510 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 13312 3742720 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 36864 3690496 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 50176 7433216 1% /mnt/lustre 1 799 0.21 MB/sec execute 46 sec latency 348.425 ms 1 823 0.21 MB/sec execute 47 sec latency 158.151 ms 1 870 0.21 MB/sec execute 48 sec latency 121.619 ms 1 887 0.20 MB/sec execute 49 sec latency 337.813 ms 1 913 0.20 MB/sec execute 50 sec latency 216.032 ms 1 933 0.20 MB/sec execute 51 sec latency 307.669 ms 1 970 0.19 MB/sec execute 52 sec latency 134.221 ms test_26 fail mds1 2 times 1 985 0.19 MB/sec execute 53 sec latency 354.488 ms 1 1040 0.21 MB/sec execute 54 sec latency 160.178 ms Failing mds1 on oleg212-server 1 1080 0.20 MB/sec execute 55 sec latency 114.159 ms Stopping /mnt/lustre-mds1 (opts:) on oleg212-server 1 1128 0.20 MB/sec execute 56 sec latency 91.974 ms 1 1145 0.20 MB/sec execute 57 sec latency 432.198 ms 1 1145 0.19 MB/sec execute 58 sec latency 1432.570 ms 1 1145 0.19 MB/sec execute 59 sec latency 2432.986 ms 1 1145 0.19 MB/sec execute 60 sec latency 3437.869 ms 1 1145 0.18 MB/sec execute 61 sec latency 4438.741 ms 1 1145 0.18 MB/sec execute 62 sec latency 5439.032 ms 1 1145 0.18 MB/sec execute 63 sec latency 6441.495 ms 1 1145 0.18 MB/sec execute 64 sec latency 7442.336 ms 1 1145 0.17 MB/sec execute 65 sec latency 8442.564 ms 12:33:29 (1788626009) shut down 1 1145 0.17 MB/sec execute 66 sec latency 9442.709 ms facet: mds1 facet_host: oleg212-server facet_failover_host: oleg212-server 1 1145 0.17 MB/sec execute 67 sec latency 10443.070 ms 1 1145 0.17 MB/sec execute 68 sec latency 11443.490 ms 1 1145 0.16 MB/sec execute 69 sec latency 12443.765 ms 1 1145 0.16 MB/sec execute 70 sec latency 13444.032 ms 1 1145 0.16 MB/sec execute 71 sec latency 14445.256 ms 1 1145 0.16 MB/sec execute 72 sec latency 15445.869 ms 1 1145 0.15 MB/sec execute 73 sec latency 16446.335 ms 1 1145 0.15 MB/sec execute 74 sec latency 17447.221 ms 1 1145 0.15 MB/sec execute 75 sec latency 18452.803 ms 1 1145 0.15 MB/sec execute 76 sec latency 19454.757 ms Failover mds1 to oleg212-server mount facets: mds1 1 1145 0.15 MB/sec execute 77 sec latency 20455.035 ms 1 1145 0.14 MB/sec execute 78 sec latency 21455.674 ms 1 1145 0.14 MB/sec execute 79 sec latency 22456.140 ms 1 1145 0.14 MB/sec execute 80 sec latency 23458.672 ms 1 1145 0.14 MB/sec execute 81 sec latency 24460.252 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1145 0.14 MB/sec execute 82 sec latency 25460.854 ms 1 1145 0.14 MB/sec execute 83 sec latency 26461.900 ms 1 1145 0.13 MB/sec execute 84 sec latency 27462.396 ms 1 1145 0.13 MB/sec execute 85 sec latency 28464.016 ms 1 1145 0.13 MB/sec execute 86 sec latency 29466.859 ms 1 1145 0.13 MB/sec execute 87 sec latency 30467.165 ms 1 1145 0.13 MB/sec execute 88 sec latency 31467.504 ms 1 1145 0.13 MB/sec execute 89 sec latency 32468.400 ms 1 1145 0.12 MB/sec execute 90 sec latency 33469.722 ms 1 1145 0.12 MB/sec execute 91 sec latency 34470.481 ms 1 1145 0.12 MB/sec execute 92 sec latency 35471.984 ms 1 1145 0.12 MB/sec execute 93 sec latency 36472.413 ms 1 1145 0.12 MB/sec execute 94 sec latency 37473.787 ms 1 1145 0.12 MB/sec execute 95 sec latency 38474.036 ms oleg212-server: oleg212-server.virtnet: executing set_default_debug -1 all 1 1145 0.12 MB/sec execute 96 sec latency 39474.961 ms pdsh@oleg212-client: oleg212-server: ssh exited with exit code 1 1 1151 0.12 MB/sec execute 97 sec latency 40028.306 ms Started lustre-MDT0000 12:34:01 (1788626041) targets are mounted 12:34:01 (1788626041) facet_failover done 1 1190 0.12 MB/sec execute 98 sec latency 71.597 ms 1 1226 0.11 MB/sec execute 99 sec latency 119.614 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec 0 cleanup 104 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 134 684.564 40413.274 Close 123 16.810 65.745 Rename 10 126.306 333.386 Unlink 15 32.534 58.093 Qpathinfo 87 26.159 114.133 Qfileinfo 55 3.191 27.338 Qfsinfo 30 3.507 20.876 Sfileinfo 33 73.216 130.551 Find 38 8.990 111.585 WriteX 260 15.259 71.965 ReadX 131 5.193 91.959 Flush 24 181.445 379.422 Throughput 0.114291 MB/sec 1 clients 1 procs max_latency=40413.296 ms stopping dbench on /mnt/lustre at Sat Sep 5 12:34:07 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished oleg212-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 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 12:34:14 EDT 2026 waiting for dbench pid 47198 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 13.964 ms 1 74 1.57 MB/sec warmup 2 sec latency 139.066 ms 1 121 1.83 MB/sec warmup 3 sec latency 181.851 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 27648 3716096 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 18432 3717120 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 46080 7433216 1% /mnt/lustre 1 155 1.63 MB/sec warmup 4 sec latency 182.048 ms 1 184 1.48 MB/sec warmup 5 sec latency 181.638 ms 1 216 1.39 MB/sec warmup 6 sec latency 177.514 ms 1 264 1.42 MB/sec warmup 7 sec latency 95.483 ms 1 316 1.43 MB/sec warmup 8 sec latency 98.297 ms 1 365 1.45 MB/sec warmup 9 sec latency 88.563 ms test_26 fail mds1 3 times 1 405 1.43 MB/sec warmup 10 sec latency 142.758 ms 1 438 1.40 MB/sec warmup 11 sec latency 143.494 ms Failing mds1 on oleg212-server 1 475 1.38 MB/sec warmup 12 sec latency 197.437 ms Stopping /mnt/lustre-mds1 (opts:) on oleg212-server 1 503 1.34 MB/sec warmup 13 sec latency 165.887 ms 1 542 1.36 MB/sec warmup 14 sec latency 179.290 ms 1 600 1.40 MB/sec warmup 15 sec latency 372.032 ms 1 600 1.31 MB/sec warmup 16 sec latency 1376.623 ms 12:34:31 (1788626071) shut down 1 600 1.23 MB/sec warmup 17 sec latency 2379.165 ms facet: mds1 facet_host: oleg212-server facet_failover_host: oleg212-server 1 600 1.16 MB/sec warmup 18 sec latency 3379.614 ms 1 600 1.10 MB/sec warmup 19 sec latency 4379.901 ms 1 600 0.00 MB/sec execute 1 sec latency 6384.595 ms 1 600 0.00 MB/sec execute 2 sec latency 7388.685 ms 1 600 0.00 MB/sec execute 3 sec latency 8388.868 ms 1 600 0.00 MB/sec execute 4 sec latency 9389.106 ms 1 600 0.00 MB/sec execute 5 sec latency 10389.363 ms 1 600 0.00 MB/sec execute 6 sec latency 11389.702 ms 1 600 0.00 MB/sec execute 7 sec latency 12390.016 ms Failover mds1 to oleg212-server mount facets: mds1 1 600 0.00 MB/sec execute 8 sec latency 13390.534 ms 1 600 0.00 MB/sec execute 9 sec latency 14392.711 ms 1 600 0.00 MB/sec execute 10 sec latency 15393.314 ms 1 600 0.00 MB/sec execute 11 sec latency 16396.976 ms 1 600 0.00 MB/sec execute 12 sec latency 17397.445 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 600 0.00 MB/sec execute 13 sec latency 18397.788 ms 1 600 0.00 MB/sec execute 14 sec latency 19400.615 ms 1 600 0.00 MB/sec execute 15 sec latency 20400.868 ms 1 600 0.00 MB/sec execute 16 sec latency 21402.930 ms 1 600 0.00 MB/sec execute 17 sec latency 22412.041 ms 1 600 0.00 MB/sec execute 18 sec latency 23412.289 ms 1 600 0.00 MB/sec execute 19 sec latency 24412.544 ms 1 600 0.00 MB/sec execute 20 sec latency 25412.963 ms oleg212-server: oleg212-server.virtnet: executing set_default_debug -1 all 1 600 0.00 MB/sec execute 21 sec latency 26417.409 ms pdsh@oleg212-client: oleg212-server: ssh exited with exit code 1 1 600 0.00 MB/sec execute 22 sec latency 27417.884 ms Started lustre-MDT0000 12:34:57 (1788626097) targets are mounted 12:34:57 (1788626097) facet_failover done 1 600 0.00 MB/sec execute 23 sec latency 28420.465 ms 1 600 0.00 MB/sec execute 24 sec latency 29420.875 ms 1 600 0.00 MB/sec execute 25 sec latency 30421.070 ms 1 600 0.00 MB/sec execute 26 sec latency 31421.390 ms 1 600 0.00 MB/sec execute 27 sec latency 32425.663 ms 1 600 0.00 MB/sec execute 28 sec latency 33425.953 ms 1 600 0.00 MB/sec execute 29 sec latency 34426.230 ms 1 600 0.00 MB/sec execute 30 sec latency 35427.575 ms 1 600 0.00 MB/sec execute 31 sec latency 36428.058 ms 1 600 0.00 MB/sec execute 32 sec latency 37432.108 ms 1 600 0.00 MB/sec execute 33 sec latency 38432.578 ms 1 600 0.00 MB/sec execute 34 sec latency 39432.782 ms 1 600 0.00 MB/sec execute 35 sec latency 40433.236 ms 1 609 0.00 MB/sec execute 36 sec latency 40990.151 ms 1 654 0.00 MB/sec execute 37 sec latency 158.972 ms 1 666 0.01 MB/sec execute 38 sec latency 426.159 ms 1 695 0.01 MB/sec execute 39 sec latency 161.459 ms 1 720 0.01 MB/sec execute 40 sec latency 164.186 ms 1 728 0.01 MB/sec execute 41 sec latency 383.185 ms 1 758 0.01 MB/sec execute 42 sec latency 161.769 ms oleg212-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 785 0.01 MB/sec execute 43 sec latency 138.450 ms 1 798 0.01 MB/sec execute 44 sec latency 319.312 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 811 0.01 MB/sec execute 45 sec latency 234.863 ms 1 851 0.01 MB/sec execute 46 sec latency 127.924 ms 1 878 0.01 MB/sec execute 47 sec latency 254.890 ms 1 903 0.01 MB/sec execute 48 sec latency 157.708 ms 1 921 0.02 MB/sec execute 49 sec latency 303.314 ms 1 965 0.02 MB/sec execute 50 sec latency 103.607 ms 1 984 0.02 MB/sec execute 51 sec latency 243.289 ms 1 1009 0.03 MB/sec execute 52 sec latency 149.110 ms 1 1062 0.04 MB/sec execute 53 sec latency 233.544 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1128 0.04 MB/sec execute 54 sec latency 102.037 ms 1 1181 0.04 MB/sec execute 55 sec latency 104.101 ms 1 1224 0.04 MB/sec execute 56 sec latency 119.030 ms 1 1244 0.04 MB/sec execute 57 sec latency 185.644 ms 1 1276 0.04 MB/sec execute 58 sec latency 172.459 ms 1 1399 0.09 MB/sec execute 59 sec latency 88.331 ms 1 1441 0.08 MB/sec execute 60 sec latency 110.258 ms 1 1481 0.08 MB/sec execute 61 sec latency 96.071 ms 1 1511 0.08 MB/sec execute 62 sec latency 456.924 ms 1 1560 0.08 MB/sec execute 63 sec latency 112.862 ms tar: Error is not recoverable: exiting now 1 1582 0.08 MB/sec execute 64 sec latency 79.194 ms dbench killed by signal 15 stopping dbench on /mnt/lustre at Sat Sep 5 12:35:39 EDT 2026 with return code 0 47198 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47198 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished