== replay-dual test 26: dbench and tar with mds failover ========================================================== 07:58:32 (1787572712) Starting client oleg254-client.virtnet: -o user_xattr,flock 192.168.202.154@tcp:/lustre /mnt/lustre Started clients oleg254-client.virtnet: 192.168.202.154@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 45180 Started dbench loop with 45181 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 18432 3734528 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 2048 3751936 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 20480 7486464 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 Mon Aug 24 07:58:37 EDT 2026 waiting for dbench pid 45250 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 0.66 MB/sec warmup 1 sec latency 145.626 ms 1 77 1.67 MB/sec warmup 2 sec latency 144.762 ms 1 119 1.81 MB/sec warmup 3 sec latency 286.804 ms 1 157 1.63 MB/sec warmup 4 sec latency 132.263 ms 1 207 1.62 MB/sec warmup 5 sec latency 102.880 ms test_26 fail mds1 1 times 1 245 1.56 MB/sec warmup 6 sec latency 157.191 ms 1 280 1.49 MB/sec warmup 7 sec latency 146.181 ms Failing mds1 on oleg254-server 1 313 1.43 MB/sec warmup 8 sec latency 225.136 ms Stopping /mnt/lustre-mds1 (opts:) on oleg254-server 1 341 1.36 MB/sec warmup 9 sec latency 166.766 ms 1 349 1.25 MB/sec warmup 10 sec latency 747.731 ms 1 349 1.14 MB/sec warmup 11 sec latency 1763.889 ms 1 349 1.04 MB/sec warmup 12 sec latency 2765.695 ms 07:58:50 (1787572730) shut down facet: mds1 facet_host: oleg254-server facet_failover_host: oleg254-server 1 349 0.96 MB/sec warmup 13 sec latency 3766.136 ms 1 349 0.89 MB/sec warmup 14 sec latency 4771.283 ms 1 349 0.83 MB/sec warmup 15 sec latency 5771.474 ms 1 349 0.78 MB/sec warmup 16 sec latency 6773.490 ms 1 349 0.74 MB/sec warmup 17 sec latency 7773.777 ms 1 349 0.69 MB/sec warmup 18 sec latency 8775.267 ms 1 349 0.66 MB/sec warmup 19 sec latency 9775.702 ms 1 349 0.00 MB/sec execute 1 sec latency 11776.499 ms 1 349 0.00 MB/sec execute 2 sec latency 12776.704 ms Failover mds1 to oleg254-server 1 349 0.00 MB/sec execute 3 sec latency 13780.565 ms mount facets: mds1 1 349 0.00 MB/sec execute 4 sec latency 14782.472 ms 1 349 0.00 MB/sec execute 5 sec latency 15782.641 ms 1 349 0.00 MB/sec execute 6 sec latency 16782.864 ms 1 349 0.00 MB/sec execute 7 sec latency 17784.876 ms 1 349 0.00 MB/sec execute 8 sec latency 18785.165 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 349 0.00 MB/sec execute 9 sec latency 19790.399 ms 1 349 0.00 MB/sec execute 10 sec latency 20792.168 ms 1 349 0.00 MB/sec execute 11 sec latency 21792.467 ms 1 349 0.00 MB/sec execute 12 sec latency 22792.634 ms 1 349 0.00 MB/sec execute 13 sec latency 23792.908 ms 1 349 0.00 MB/sec execute 14 sec latency 24793.119 ms 1 349 0.00 MB/sec execute 15 sec latency 25793.432 ms 1 349 0.00 MB/sec execute 16 sec latency 26797.485 ms 1 349 0.00 MB/sec execute 17 sec latency 27797.846 ms 1 349 0.00 MB/sec execute 18 sec latency 28801.377 ms 1 349 0.00 MB/sec execute 19 sec latency 29801.742 ms 1 349 0.00 MB/sec execute 20 sec latency 30809.373 ms 1 349 0.00 MB/sec execute 21 sec latency 31809.642 ms 1 349 0.00 MB/sec execute 22 sec latency 32810.100 ms 1 349 0.00 MB/sec execute 23 sec latency 33810.245 ms oleg254-server: oleg254-server.virtnet: executing set_default_debug -1 all 1 349 0.00 MB/sec execute 24 sec latency 34810.858 ms 1 349 0.00 MB/sec execute 25 sec latency 35811.494 ms pdsh@oleg254-client: oleg254-server: ssh exited with exit code 1 1 349 0.00 MB/sec execute 26 sec latency 36812.849 ms Started lustre-MDT0000 07:59:24 (1787572764) targets are mounted 07:59:24 (1787572764) facet_failover done 1 349 0.00 MB/sec execute 27 sec latency 37813.050 ms 1 349 0.00 MB/sec execute 28 sec latency 38815.577 ms 1 349 0.00 MB/sec execute 29 sec latency 39822.156 ms 1 349 0.00 MB/sec execute 30 sec latency 40828.555 ms 1 349 0.00 MB/sec execute 31 sec latency 41833.150 ms 1 357 0.01 MB/sec execute 32 sec latency 42556.241 ms 1 390 0.04 MB/sec execute 33 sec latency 160.040 ms 1 433 0.08 MB/sec execute 34 sec latency 132.833 ms 1 469 0.11 MB/sec execute 35 sec latency 126.420 ms 1 503 0.14 MB/sec execute 36 sec latency 174.872 ms oleg254-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 542 0.18 MB/sec execute 37 sec latency 153.827 ms 1 616 0.22 MB/sec execute 38 sec latency 109.561 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 661 0.22 MB/sec execute 39 sec latency 138.692 ms 1 678 0.22 MB/sec execute 40 sec latency 278.098 ms 1 715 0.21 MB/sec execute 41 sec latency 131.900 ms 1 731 0.21 MB/sec execute 42 sec latency 353.110 ms 1 767 0.21 MB/sec execute 43 sec latency 132.512 ms 1 794 0.20 MB/sec execute 44 sec latency 196.286 ms 1 825 0.20 MB/sec execute 45 sec latency 202.425 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 45056 3705856 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 7168 3708928 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 52224 7414784 1% /mnt/lustre 1 873 0.20 MB/sec execute 46 sec latency 169.218 ms 1 892 0.19 MB/sec execute 47 sec latency 265.391 ms 1 913 0.19 MB/sec execute 48 sec latency 227.572 ms 1 935 0.19 MB/sec execute 49 sec latency 293.634 ms 1 971 0.19 MB/sec execute 50 sec latency 94.963 ms 1 1019 0.19 MB/sec execute 51 sec latency 308.680 ms test_26 fail mds1 2 times 1 1074 0.20 MB/sec execute 52 sec latency 102.783 ms 1 1126 0.20 MB/sec execute 53 sec latency 81.248 ms Failing mds1 on oleg254-server 1 1162 0.19 MB/sec execute 54 sec latency 113.129 ms Stopping /mnt/lustre-mds1 (opts:) on oleg254-server 1 1202 0.19 MB/sec execute 55 sec latency 142.639 ms 1 1202 0.19 MB/sec execute 56 sec latency 1143.275 ms 1 1202 0.18 MB/sec execute 57 sec latency 2143.554 ms 07:59:55 (1787572795) shut down facet: mds1 facet_host: oleg254-server facet_failover_host: oleg254-server 1 1202 0.18 MB/sec execute 58 sec latency 3143.786 ms 1 1202 0.18 MB/sec execute 59 sec latency 4145.983 ms 1 1202 0.18 MB/sec execute 60 sec latency 5147.924 ms 1 1202 0.17 MB/sec execute 61 sec latency 6148.509 ms 1 1202 0.17 MB/sec execute 62 sec latency 7150.448 ms 1 1202 0.17 MB/sec execute 63 sec latency 8150.851 ms 1 1202 0.16 MB/sec execute 64 sec latency 9151.285 ms 1 1202 0.16 MB/sec execute 65 sec latency 10155.664 ms 1 1202 0.16 MB/sec execute 66 sec latency 11160.340 ms 1 1202 0.16 MB/sec execute 67 sec latency 12160.550 ms Failover mds1 to oleg254-server mount facets: mds1 1 1202 0.15 MB/sec execute 68 sec latency 13175.228 ms 1 1202 0.15 MB/sec execute 69 sec latency 14179.438 ms 1 1202 0.15 MB/sec execute 70 sec latency 15179.643 ms 1 1202 0.15 MB/sec execute 71 sec latency 16183.852 ms 1 1202 0.15 MB/sec execute 72 sec latency 17184.072 ms 1 1202 0.14 MB/sec execute 73 sec latency 18188.432 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1202 0.14 MB/sec execute 74 sec latency 19189.997 ms 1 1202 0.14 MB/sec execute 75 sec latency 20190.224 ms 1 1202 0.14 MB/sec execute 76 sec latency 21191.198 ms 1 1202 0.14 MB/sec execute 77 sec latency 22193.691 ms 1 1202 0.13 MB/sec execute 78 sec latency 23204.529 ms 1 1202 0.13 MB/sec execute 79 sec latency 24204.717 ms 1 1202 0.13 MB/sec execute 80 sec latency 25205.205 ms 1 1202 0.13 MB/sec execute 81 sec latency 26205.586 ms oleg254-server: oleg254-server.virtnet: executing set_default_debug -1 all 1 1202 0.13 MB/sec execute 82 sec latency 27212.568 ms pdsh@oleg254-client: oleg254-server: ssh exited with exit code 1 1 1202 0.13 MB/sec execute 83 sec latency 28212.777 ms Started lustre-MDT0000 08:00:21 (1787572821) targets are mounted 08:00:21 (1787572821) facet_failover done 1 1202 0.13 MB/sec execute 84 sec latency 29212.991 ms 1 1202 0.12 MB/sec execute 85 sec latency 30219.165 ms 1 1202 0.12 MB/sec execute 86 sec latency 31219.416 ms 1 1202 0.12 MB/sec execute 87 sec latency 32219.659 ms 1 1202 0.12 MB/sec execute 88 sec latency 33219.858 ms 1 1202 0.12 MB/sec execute 89 sec latency 34222.108 ms 1 1202 0.12 MB/sec execute 90 sec latency 35222.348 ms 1 1202 0.12 MB/sec execute 91 sec latency 36222.554 ms 1 1202 0.11 MB/sec execute 92 sec latency 37223.150 ms 1 1202 0.11 MB/sec execute 93 sec latency 38223.336 ms 1 1202 0.11 MB/sec execute 94 sec latency 39224.143 ms 1 1202 0.11 MB/sec execute 95 sec latency 40225.025 ms 1 1202 0.11 MB/sec execute 96 sec latency 41225.217 ms 1 1202 0.11 MB/sec execute 97 sec latency 42225.986 ms 1 1215 0.11 MB/sec execute 98 sec latency 42789.401 ms 1 1259 0.11 MB/sec execute 99 sec latency 95.210 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec oleg254-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 cleanup 103 sec 0 cleanup 104 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 140 680.592 42789.387 Close 126 12.382 40.712 Rename 10 77.856 120.737 Unlink 17 26.884 54.816 Qpathinfo 94 22.860 102.762 Qfileinfo 52 2.298 16.574 Qfsinfo 33 4.011 21.877 Sfileinfo 34 59.052 99.904 Find 46 13.386 218.794 WriteX 247 13.407 74.125 ReadX 223 2.986 94.933 Flush 24 161.184 353.092 Throughput 0.106571 MB/sec 1 clients 1 procs max_latency=42789.401 ms stopping dbench on /mnt/lustre at Mon Aug 24 08:00:41 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished 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 Mon Aug 24 08:00:47 EDT 2026 waiting for dbench pid 47238 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 37 1.24 MB/sec warmup 1 sec latency 117.318 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 37888 3702784 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 10240 3719168 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 48128 7421952 1% /mnt/lustre 1 102 2.36 MB/sec warmup 2 sec latency 123.428 ms 1 140 2.01 MB/sec warmup 3 sec latency 120.691 ms 1 182 1.83 MB/sec warmup 4 sec latency 116.553 ms 1 215 1.67 MB/sec warmup 5 sec latency 146.814 ms 1 272 1.69 MB/sec warmup 6 sec latency 83.659 ms test_26 fail mds1 3 times 1 313 1.64 MB/sec warmup 7 sec latency 109.471 ms 1 339 1.53 MB/sec warmup 8 sec latency 185.856 ms Failing mds1 on oleg254-server 1 366 1.45 MB/sec warmup 9 sec latency 161.664 ms Stopping /mnt/lustre-mds1 (opts:) on oleg254-server 1 402 1.42 MB/sec warmup 10 sec latency 129.463 ms 1 428 1.37 MB/sec warmup 11 sec latency 286.448 ms 1 428 1.26 MB/sec warmup 12 sec latency 1286.974 ms 1 428 1.16 MB/sec warmup 13 sec latency 2287.114 ms 08:01:01 (1787572861) shut down facet: mds1 facet_host: oleg254-server facet_failover_host: oleg254-server 1 428 1.08 MB/sec warmup 14 sec latency 3287.355 ms 1 428 1.01 MB/sec warmup 15 sec latency 4287.550 ms 1 428 0.94 MB/sec warmup 16 sec latency 5288.196 ms 1 428 0.89 MB/sec warmup 17 sec latency 6288.508 ms 1 428 0.84 MB/sec warmup 18 sec latency 7288.802 ms 1 428 0.79 MB/sec warmup 19 sec latency 8289.437 ms 1 428 0.00 MB/sec execute 1 sec latency 10289.962 ms 1 428 0.00 MB/sec execute 2 sec latency 11290.419 ms 1 428 0.00 MB/sec execute 3 sec latency 12290.895 ms Failover mds1 to oleg254-server mount facets: mds1 1 428 0.00 MB/sec execute 4 sec latency 13304.800 ms 1 428 0.00 MB/sec execute 5 sec latency 14304.994 ms 1 428 0.00 MB/sec execute 6 sec latency 15305.308 ms 1 428 0.00 MB/sec execute 7 sec latency 16305.707 ms 1 428 0.00 MB/sec execute 8 sec latency 17306.365 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 428 0.00 MB/sec execute 9 sec latency 18307.944 ms 1 428 0.00 MB/sec execute 10 sec latency 19308.921 ms 1 428 0.00 MB/sec execute 11 sec latency 20316.153 ms 1 428 0.00 MB/sec execute 12 sec latency 21317.811 ms 1 428 0.00 MB/sec execute 13 sec latency 22318.110 ms 1 428 0.00 MB/sec execute 14 sec latency 23318.382 ms 1 428 0.00 MB/sec execute 15 sec latency 24318.806 ms 1 428 0.00 MB/sec execute 16 sec latency 25319.051 ms 1 428 0.00 MB/sec execute 17 sec latency 26322.199 ms 1 428 0.00 MB/sec execute 18 sec latency 27322.406 ms 1 428 0.00 MB/sec execute 19 sec latency 28322.778 ms 1 428 0.00 MB/sec execute 20 sec latency 29323.031 ms 1 428 0.00 MB/sec execute 21 sec latency 30323.712 ms 1 428 0.00 MB/sec execute 22 sec latency 31323.955 ms 1 428 0.00 MB/sec execute 23 sec latency 32324.274 ms 1 428 0.00 MB/sec execute 24 sec latency 33324.466 ms oleg254-server: oleg254-server.virtnet: executing set_default_debug -1 all 1 428 0.00 MB/sec execute 25 sec latency 34325.186 ms 1 428 0.00 MB/sec execute 26 sec latency 35325.392 ms pdsh@oleg254-client: oleg254-server: ssh exited with exit code 1 1 428 0.00 MB/sec execute 27 sec latency 36326.686 ms Started lustre-MDT0000 08:01:35 (1787572895) targets are mounted 08:01:35 (1787572895) facet_failover done 1 428 0.00 MB/sec execute 28 sec latency 37327.007 ms 1 428 0.00 MB/sec execute 29 sec latency 38336.750 ms 1 428 0.00 MB/sec execute 30 sec latency 39337.025 ms 1 428 0.00 MB/sec execute 31 sec latency 40344.142 ms 1 428 0.00 MB/sec execute 32 sec latency 41344.377 ms 1 428 0.00 MB/sec execute 33 sec latency 42344.689 ms 1 453 0.02 MB/sec execute 34 sec latency 42470.595 ms 1 491 0.06 MB/sec execute 35 sec latency 146.433 ms 1 513 0.07 MB/sec execute 36 sec latency 224.783 ms 1 579 0.12 MB/sec execute 37 sec latency 167.720 ms 1 640 0.16 MB/sec execute 38 sec latency 98.959 ms oleg254-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 669 0.15 MB/sec execute 39 sec latency 284.843 ms 1 691 0.15 MB/sec execute 40 sec latency 231.926 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 710 0.15 MB/sec execute 41 sec latency 211.627 ms 1 726 0.15 MB/sec execute 42 sec latency 306.617 ms 1 740 0.14 MB/sec execute 43 sec latency 160.240 ms 1 776 0.14 MB/sec execute 44 sec latency 140.614 ms 1 794 0.14 MB/sec execute 45 sec latency 261.390 ms 1 810 0.14 MB/sec execute 46 sec latency 211.185 ms 1 857 0.14 MB/sec execute 47 sec latency 120.974 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2944 2205568 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 49152 3695616 2% /mnt/lustre[OST:0] 1 876 0.14 MB/sec execute 48 sec latency 319.284 ms lustre-OST0001_UUID 3771392 22528 3721216 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 71680 7416832 1% /mnt/lustre 1 900 0.13 MB/sec execute 49 sec latency 175.140 ms 1 916 0.13 MB/sec execute 50 sec latency 366.050 ms 1 940 0.13 MB/sec execute 51 sec latency 259.409 ms 1 971 0.13 MB/sec execute 52 sec latency 108.142 ms 1 993 0.13 MB/sec execute 53 sec latency 242.258 ms 1 1074 0.14 MB/sec execute 54 sec latency 77.632 ms test_26 fail mds1 4 times 1 1126 0.14 MB/sec execute 55 sec latency 95.013 ms 1 1148 0.14 MB/sec execute 56 sec latency 168.063 ms Failing mds1 on oleg254-server 1 1185 0.14 MB/sec execute 57 sec latency 96.368 ms 1 1219 0.14 MB/sec execute 58 sec latency 115.856 ms Stopping /mnt/lustre-mds1 (opts:) on oleg254-server 1 1244 0.13 MB/sec execute 59 sec latency 123.678 ms 1 1251 0.13 MB/sec execute 60 sec latency 826.714 ms 1 1251 0.13 MB/sec execute 61 sec latency 1826.970 ms 1 1251 0.13 MB/sec execute 62 sec latency 2827.469 ms 08:02:10 (1787572930) shut down facet: mds1 facet_host: oleg254-server facet_failover_host: oleg254-server 1 1251 0.13 MB/sec execute 63 sec latency 3827.873 ms 1 1251 0.12 MB/sec execute 64 sec latency 4828.317 ms 1 1251 0.12 MB/sec execute 65 sec latency 5830.923 ms 1 1251 0.12 MB/sec execute 66 sec latency 6832.125 ms 1 1251 0.12 MB/sec execute 67 sec latency 7832.354 ms 1 1251 0.12 MB/sec execute 68 sec latency 8833.187 ms 1 1251 0.12 MB/sec execute 69 sec latency 9833.462 ms 1 1251 0.11 MB/sec execute 70 sec latency 10833.800 ms 1 1251 0.11 MB/sec execute 71 sec latency 11835.201 ms 1 1251 0.11 MB/sec execute 72 sec latency 12840.898 ms Failover mds1 to oleg254-server mount facets: mds1 1 1251 0.11 MB/sec execute 73 sec latency 13841.099 ms 1 1251 0.11 MB/sec execute 74 sec latency 14841.561 ms 1 1251 0.11 MB/sec execute 75 sec latency 15841.846 ms 1 1251 0.10 MB/sec execute 76 sec latency 16842.823 ms 1 1251 0.10 MB/sec execute 77 sec latency 17844.818 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1251 0.10 MB/sec execute 78 sec latency 18845.054 ms 1 1251 0.10 MB/sec execute 79 sec latency 19848.338 ms 1 1251 0.10 MB/sec execute 80 sec latency 20848.850 ms 1 1251 0.10 MB/sec execute 81 sec latency 21849.290 ms 1 1251 0.10 MB/sec execute 82 sec latency 22849.587 ms 1 1251 0.10 MB/sec execute 83 sec latency 23849.800 ms 1 1251 0.09 MB/sec execute 84 sec latency 24850.432 ms 1 1251 0.09 MB/sec execute 85 sec latency 25850.631 ms 1 1251 0.09 MB/sec execute 86 sec latency 26850.836 ms 1 1251 0.09 MB/sec execute 87 sec latency 27851.110 ms 1 1251 0.09 MB/sec execute 88 sec latency 28851.454 ms 1 1251 0.09 MB/sec execute 89 sec latency 29851.717 ms 1 1251 0.09 MB/sec execute 90 sec latency 30851.906 ms 1 1251 0.09 MB/sec execute 91 sec latency 31852.175 ms oleg254-server: oleg254-server.virtnet: executing set_default_debug -1 all 1 1251 0.09 MB/sec execute 92 sec latency 32852.460 ms pdsh@oleg254-client: oleg254-server: ssh exited with exit code 1 1 1251 0.09 MB/sec execute 93 sec latency 33852.640 ms Started lustre-MDT0000 08:02:41 (1787572961) targets are mounted 08:02:41 (1787572961) facet_failover done 1 1251 0.08 MB/sec execute 94 sec latency 34852.985 ms 1 1251 0.08 MB/sec execute 95 sec latency 35853.133 ms 1 1251 0.08 MB/sec execute 96 sec latency 36853.343 ms 1 1251 0.08 MB/sec execute 97 sec latency 37853.541 ms 1 1251 0.08 MB/sec execute 98 sec latency 38855.553 ms 1 1251 0.08 MB/sec execute 99 sec latency 39858.400 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 0 cleanup 103 sec 0 cleanup 103 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 120 89.571 276.301 Close 111 397.908 42470.571 Rename 10 111.589 182.601 Unlink 15 34.570 53.137 Qpathinfo 87 486.580 40352.669 Qfileinfo 42 2.574 24.193 Qfsinfo 30 4.896 33.703 Sfileinfo 34 77.390 107.999 Find 38 7.394 83.830 WriteX 195 13.115 68.173 ReadX 131 2.512 73.941 Flush 24 180.145 366.035 Throughput 0.0803112 MB/sec 1 clients 1 procs max_latency=42470.595 ms stopping dbench on /mnt/lustre at Mon Aug 24 08:02:51 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished oleg254-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 Mon Aug 24 08:02:57 EDT 2026 waiting for dbench pid 49265 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 31 1.05 MB/sec warmup 1 sec latency 65.898 ms 1 91 2.10 MB/sec warmup 2 sec latency 136.924 ms 1 129 1.92 MB/sec warmup 3 sec latency 141.868 ms 1 182 1.83 MB/sec warmup 4 sec latency 127.161 ms 1 216 1.67 MB/sec warmup 5 sec latency 181.366 ms 1 271 1.69 MB/sec warmup 6 sec latency 101.462 ms 1 316 1.64 MB/sec warmup 7 sec latency 131.738 ms 1 365 1.63 MB/sec warmup 8 sec latency 116.239 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 404 1.59 MB/sec warmup 9 sec latency 122.446 ms 1 448 1.56 MB/sec warmup 10 sec latency 177.019 ms 1 493 1.56 MB/sec warmup 11 sec latency 118.069 ms 1 580 1.64 MB/sec warmup 12 sec latency 103.162 ms 1 664 1.62 MB/sec warmup 13 sec latency 72.096 ms 1 689 1.51 MB/sec warmup 14 sec latency 268.798 ms 1 721 1.42 MB/sec warmup 15 sec latency 162.621 ms 1 759 1.33 MB/sec warmup 16 sec latency 260.656 ms 1 791 1.26 MB/sec warmup 17 sec latency 185.693 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Mon Aug 24 08:03:15 EDT 2026 with return code 0 1 825 1.19 MB/sec warmup 18 sec latency 140.270 ms 49265 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 49265 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished