== replay-dual test 26: dbench and tar with mds failover ========================================================== 16:11:50 (1778357510) Starting client oleg401-client.virtnet: -o user_xattr,flock 192.168.204.101@tcp:/lustre /mnt/lustre Started clients oleg401-client.virtnet: 192.168.204.101@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 65271 Started dbench loop with 65272 striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre2/d26.replay-dual/run_dbench striped dir -i0 -c2 -H all_char /mnt/lustre/d26.replay-dual/run_tar 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 May 9 16:11:53 EDT 2026 waiting for dbench pid 65314 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 1996 1269308 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1784 1269520 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 26140 3579660 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1544 3604428 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 27684 7184088 1% /mnt/lustre 1 74 3.15 MB/sec warmup 1 sec latency 67.688 ms 1 157 3.27 MB/sec warmup 2 sec latency 70.860 ms 1 223 2.87 MB/sec warmup 3 sec latency 168.306 ms 1 311 2.85 MB/sec warmup 4 sec latency 59.156 ms 1 390 2.76 MB/sec warmup 5 sec latency 52.305 ms test_26 fail mds1 1 times 1 461 2.69 MB/sec warmup 6 sec latency 126.218 ms Failing mds1 on oleg401-server Stopping /mnt/lustre-mds1 (opts:) on oleg401-server 1 603 3.00 MB/sec warmup 7 sec latency 40.725 ms 1 606 2.62 MB/sec warmup 8 sec latency 954.411 ms 16:12:01 (1778357521) shut down facet: mds1 facet_host: oleg401-server facet_failover_host: oleg401-server 1 606 2.33 MB/sec warmup 9 sec latency 1954.602 ms 1 606 2.10 MB/sec warmup 10 sec latency 2954.781 ms 1 606 1.91 MB/sec warmup 11 sec latency 3954.970 ms 1 606 1.75 MB/sec warmup 12 sec latency 4955.140 ms 1 606 1.61 MB/sec warmup 13 sec latency 5955.326 ms 1 606 1.50 MB/sec warmup 14 sec latency 6955.506 ms 1 606 1.40 MB/sec warmup 15 sec latency 7955.688 ms 1 606 1.31 MB/sec warmup 16 sec latency 8955.879 ms 1 606 1.23 MB/sec warmup 17 sec latency 9956.042 ms 1 606 1.16 MB/sec warmup 18 sec latency 10956.267 ms Failover mds1 to oleg401-server mount facets: mds1 1 606 1.10 MB/sec warmup 19 sec latency 11956.432 ms 1 606 0.00 MB/sec execute 1 sec latency 13956.757 ms 1 606 0.00 MB/sec execute 2 sec latency 14956.926 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 606 0.00 MB/sec execute 3 sec latency 15957.130 ms 1 606 0.00 MB/sec execute 4 sec latency 16957.264 ms 1 606 0.00 MB/sec execute 5 sec latency 17957.431 ms oleg401-server: oleg401-server.virtnet: executing set_default_debug -1 all pdsh@oleg401-client: oleg401-server: ssh exited with exit code 1 1 606 0.00 MB/sec execute 6 sec latency 18957.607 ms Started lustre-MDT0000 16:12:19 (1778357539) targets are mounted 16:12:19 (1778357539) facet_failover done 1 606 0.00 MB/sec execute 7 sec latency 19957.806 ms 1 606 0.00 MB/sec execute 8 sec latency 20957.997 ms 1 606 0.00 MB/sec execute 9 sec latency 21958.171 ms 1 606 0.00 MB/sec execute 10 sec latency 22958.359 ms 1 689 0.02 MB/sec execute 11 sec latency 23340.756 ms oleg401-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 762 0.03 MB/sec execute 12 sec latency 60.627 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 870 0.05 MB/sec execute 13 sec latency 39.392 ms 1 884 0.05 MB/sec execute 14 sec latency 847.663 ms 1 902 0.05 MB/sec execute 15 sec latency 1401.758 ms 1 969 0.05 MB/sec execute 16 sec latency 60.784 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2116 1269188 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1964 1269340 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 38188 3567708 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 20428 3569352 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 58616 7137060 1% /mnt/lustre 1 1082 0.12 MB/sec execute 17 sec latency 50.124 ms 1 1164 0.11 MB/sec execute 18 sec latency 53.139 ms 1 1264 0.11 MB/sec execute 19 sec latency 40.383 ms 1 1426 0.25 MB/sec execute 20 sec latency 53.090 ms 1 1504 0.24 MB/sec execute 21 sec latency 157.876 ms test_26 fail mds2 2 times 1 1588 0.24 MB/sec execute 22 sec latency 42.951 ms Failing mds2 on oleg401-server Stopping /mnt/lustre-mds2 (opts:) on oleg401-server 1 1696 0.23 MB/sec execute 23 sec latency 46.295 ms 16:12:37 (1778357557) shut down 1 1849 0.22 MB/sec execute 24 sec latency 31.363 ms facet: mds2 facet_host: oleg401-server facet_failover_host: oleg401-server 1 1998 0.22 MB/sec execute 25 sec latency 48.246 ms 1 2145 0.22 MB/sec execute 26 sec latency 30.225 ms 1 2259 0.22 MB/sec execute 27 sec latency 171.636 ms 1 2259 0.21 MB/sec execute 28 sec latency 1171.872 ms 1 2259 0.20 MB/sec execute 29 sec latency 2172.036 ms 1 2259 0.19 MB/sec execute 30 sec latency 3172.201 ms 1 2259 0.19 MB/sec execute 31 sec latency 4172.380 ms 1 2259 0.18 MB/sec execute 32 sec latency 5172.588 ms 1 2259 0.18 MB/sec execute 33 sec latency 6172.804 ms 1 2259 0.17 MB/sec execute 34 sec latency 7173.039 ms Failover mds2 to oleg401-server mount facets: mds2 1 2259 0.17 MB/sec execute 35 sec latency 8173.215 ms 1 2259 0.16 MB/sec execute 36 sec latency 9173.364 ms 1 2259 0.16 MB/sec execute 37 sec latency 10173.560 ms 1 2259 0.15 MB/sec execute 38 sec latency 11173.812 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.15 MB/sec execute 39 sec latency 12174.075 ms 1 2259 0.15 MB/sec execute 40 sec latency 13174.272 ms oleg401-server: oleg401-server.virtnet: executing set_default_debug -1 all 1 2259 0.14 MB/sec execute 41 sec latency 14174.460 ms pdsh@oleg401-client: oleg401-server: ssh exited with exit code 1 Started lustre-MDT0001 16:12:55 (1778357575) targets are mounted 16:12:55 (1778357575) facet_failover done 1 2259 0.14 MB/sec execute 42 sec latency 15174.627 ms 1 2259 0.14 MB/sec execute 43 sec latency 16174.799 ms 1 2259 0.13 MB/sec execute 44 sec latency 17175.035 ms 1 2264 0.13 MB/sec execute 45 sec latency 18155.514 ms oleg401-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 2382 0.15 MB/sec execute 46 sec latency 49.501 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2460 0.16 MB/sec execute 47 sec latency 41.960 ms 1 2580 0.17 MB/sec execute 48 sec latency 45.000 ms 1 2776 0.22 MB/sec execute 49 sec latency 58.255 ms 1 2937 0.25 MB/sec execute 50 sec latency 70.195 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2304 1269000 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2184 1269120 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 38404 3567280 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 30784 3574076 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 69188 7141356 1% /mnt/lustre 1 3175 0.26 MB/sec execute 51 sec latency 57.983 ms 1 3325 0.28 MB/sec execute 52 sec latency 50.996 ms 1 3523 0.33 MB/sec execute 53 sec latency 66.662 ms 1 3671 0.33 MB/sec execute 54 sec latency 50.887 ms 1 3771 0.34 MB/sec execute 55 sec latency 53.129 ms 1 3843 0.34 MB/sec execute 56 sec latency 61.100 ms test_26 fail mds1 3 times Failing mds1 on oleg401-server 1 3940 0.33 MB/sec execute 57 sec latency 44.161 ms Stopping /mnt/lustre-mds1 (opts:) on oleg401-server 1 4055 0.33 MB/sec execute 58 sec latency 44.119 ms 1 4083 0.32 MB/sec execute 59 sec latency 759.098 ms 1 4083 0.32 MB/sec execute 60 sec latency 1759.341 ms 1 4083 0.31 MB/sec execute 61 sec latency 2759.507 ms 1 4083 0.31 MB/sec execute 62 sec latency 3759.695 ms 1 4083 0.30 MB/sec execute 63 sec latency 4759.874 ms 1 4083 0.30 MB/sec execute 64 sec latency 5760.063 ms 16:13:17 (1778357597) shut down facet: mds1 facet_host: oleg401-server facet_failover_host: oleg401-server 1 4083 0.29 MB/sec execute 65 sec latency 6760.259 ms 1 4083 0.29 MB/sec execute 66 sec latency 7760.459 ms 1 4083 0.29 MB/sec execute 67 sec latency 8760.626 ms 1 4083 0.28 MB/sec execute 68 sec latency 9760.801 ms 1 4083 0.28 MB/sec execute 69 sec latency 10760.969 ms 1 4083 0.27 MB/sec execute 70 sec latency 11761.191 ms 1 4083 0.27 MB/sec execute 71 sec latency 12761.359 ms 1 4083 0.27 MB/sec execute 72 sec latency 13761.531 ms 1 4083 0.26 MB/sec execute 73 sec latency 14761.695 ms 1 4083 0.26 MB/sec execute 74 sec latency 15761.869 ms Failover mds1 to oleg401-server mount facets: mds1 1 4083 0.25 MB/sec execute 75 sec latency 16762.004 ms 1 4083 0.25 MB/sec execute 76 sec latency 17762.197 ms 1 4083 0.25 MB/sec execute 77 sec latency 18762.411 ms 1 4083 0.25 MB/sec execute 78 sec latency 19762.608 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 4083 0.24 MB/sec execute 79 sec latency 20762.792 ms 1 4083 0.24 MB/sec execute 80 sec latency 21762.983 ms 1 4083 0.24 MB/sec execute 81 sec latency 22763.195 ms oleg401-server: oleg401-server.virtnet: executing set_default_debug -1 all pdsh@oleg401-client: oleg401-server: ssh exited with exit code 1 1 4083 0.23 MB/sec execute 82 sec latency 23763.444 ms Started lustre-MDT0000 16:13:35 (1778357615) targets are mounted 16:13:35 (1778357615) facet_failover done 1 4083 0.23 MB/sec execute 83 sec latency 24763.667 ms 1 4083 0.23 MB/sec execute 84 sec latency 25763.877 ms 1 4083 0.22 MB/sec execute 85 sec latency 26764.047 ms 1 4117 0.22 MB/sec execute 86 sec latency 27450.049 ms oleg401-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 4266 0.22 MB/sec execute 87 sec latency 52.853 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 4360 0.22 MB/sec execute 88 sec latency 113.416 ms 1 4444 0.22 MB/sec execute 89 sec latency 60.488 ms 1 4511 0.22 MB/sec execute 90 sec latency 66.771 ms 1 4578 0.22 MB/sec execute 91 sec latency 61.744 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2796 1268508 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2612 1268692 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 38892 3567376 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 31616 3574432 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 70508 7141808 1% /mnt/lustre 1 4691 0.23 MB/sec execute 92 sec latency 50.116 ms 1 4781 0.23 MB/sec execute 93 sec latency 54.673 ms 1 4851 0.23 MB/sec execute 94 sec latency 127.540 ms 1 4972 0.25 MB/sec execute 95 sec latency 674.984 ms 1 5064 0.25 MB/sec execute 96 sec latency 57.046 ms 1 5158 0.25 MB/sec execute 97 sec latency 44.350 ms test_26 fail mds2 4 times Failing mds2 on oleg401-server 1 5255 0.25 MB/sec execute 98 sec latency 65.112 ms Stopping /mnt/lustre-mds2 (opts:) on oleg401-server 1 5386 0.25 MB/sec execute 99 sec latency 52.771 ms 16:13:53 (1778357633) shut down 1 cleanup 100 sec facet: mds2 facet_host: oleg401-server facet_failover_host: oleg401-server 1 cleanup 101 sec 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 Failover mds2 to oleg401-server mount facets: mds2 1 cleanup 111 sec 1 cleanup 112 sec 1 cleanup 113 sec 1 cleanup 114 sec Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 cleanup 115 sec 1 cleanup 116 sec 1 cleanup 117 sec oleg401-server: oleg401-server.virtnet: executing set_default_debug -1 all pdsh@oleg401-client: oleg401-server: ssh exited with exit code 1 1 cleanup 118 sec Started lustre-MDT0001 16:14:11 (1778357651) targets are mounted 16:14:11 (1778357651) facet_failover done 1 cleanup 119 sec 1 cleanup 120 sec 1 cleanup 121 sec 1 cleanup 122 sec oleg401-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 0 cleanup 123 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 866 44.613 18155.503 Close 668 4.283 37.182 Rename 37 40.538 113.408 Unlink 151 12.880 25.278 Qpathinfo 805 70.288 27450.025 Qfileinfo 140 1.896 11.064 Qfsinfo 131 1.095 12.633 Sfileinfo 84 26.238 61.734 Find 290 7.280 52.846 WriteX 430 6.680 54.958 ReadX 1259 0.475 52.729 LockX 2 3.948 4.095 UnlockX 2 4.395 4.423 Flush 73 22.537 70.184 Throughput 0.247299 MB/sec 1 clients 1 procs max_latency=27450.049 ms stopping dbench on /mnt/lustre at Sat May 9 16:14:16 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 '/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 May 9 16:14:19 EDT 2026 waiting for dbench pid 69516 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 UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 3176 1268128 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2900 1268404 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 3640 3602988 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 24280 3556360 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 27920 7159348 1% /mnt/lustre 1 107 5.05 MB/sec warmup 1 sec latency 42.428 ms 1 184 3.69 MB/sec warmup 2 sec latency 69.957 ms 1 246 3.13 MB/sec warmup 3 sec latency 167.117 ms 1 306 2.81 MB/sec warmup 4 sec latency 572.589 ms 1 391 2.76 MB/sec warmup 5 sec latency 54.250 ms test_26 fail mds1 5 times 1 477 2.78 MB/sec warmup 6 sec latency 70.921 ms Failing mds1 on oleg401-server Stopping /mnt/lustre-mds1 (opts:) on oleg401-server 1 636 3.01 MB/sec warmup 7 sec latency 47.487 ms 1 762 2.67 MB/sec warmup 8 sec latency 37.718 ms 1 882 2.41 MB/sec warmup 9 sec latency 37.165 ms 1 934 2.18 MB/sec warmup 10 sec latency 395.773 ms 1 995 1.99 MB/sec warmup 11 sec latency 358.368 ms 1 995 1.83 MB/sec warmup 12 sec latency 1358.563 ms 1 995 1.69 MB/sec warmup 13 sec latency 2358.772 ms 1 995 1.56 MB/sec warmup 14 sec latency 3360.622 ms 16:14:34 (1778357674) shut down facet: mds1 facet_host: oleg401-server facet_failover_host: oleg401-server 1 995 1.46 MB/sec warmup 15 sec latency 4360.843 ms 1 995 1.37 MB/sec warmup 16 sec latency 5361.019 ms 1 995 1.29 MB/sec warmup 17 sec latency 6361.181 ms 1 995 1.22 MB/sec warmup 18 sec latency 7361.362 ms 1 995 1.15 MB/sec warmup 19 sec latency 8361.529 ms 1 995 0.00 MB/sec execute 1 sec latency 10361.884 ms 1 995 0.00 MB/sec execute 2 sec latency 11363.763 ms 1 995 0.00 MB/sec execute 3 sec latency 12363.966 ms 1 995 0.00 MB/sec execute 4 sec latency 13364.135 ms Failover mds1 to oleg401-server mount facets: mds1 1 995 0.00 MB/sec execute 5 sec latency 14364.304 ms 1 995 0.00 MB/sec execute 6 sec latency 15364.473 ms 1 995 0.00 MB/sec execute 7 sec latency 16364.672 ms 1 995 0.00 MB/sec execute 8 sec latency 17364.844 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 995 0.00 MB/sec execute 9 sec latency 18365.041 ms 1 995 0.00 MB/sec execute 10 sec latency 19365.219 ms 1 995 0.00 MB/sec execute 11 sec latency 20365.365 ms oleg401-server: oleg401-server.virtnet: executing set_default_debug -1 all pdsh@oleg401-client: oleg401-server: ssh exited with exit code 1 1 995 0.00 MB/sec execute 12 sec latency 21365.552 ms Started lustre-MDT0000 16:14:52 (1778357692) targets are mounted 16:14:52 (1778357692) facet_failover done 1 995 0.00 MB/sec execute 13 sec latency 22365.750 ms 1 995 0.00 MB/sec execute 14 sec latency 23365.937 ms 1 995 0.00 MB/sec execute 15 sec latency 24366.107 ms 1 1082 0.06 MB/sec execute 16 sec latency 24687.989 ms oleg401-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 1 1200 0.07 MB/sec execute 17 sec latency 52.557 ms 1 1280 0.07 MB/sec execute 18 sec latency 52.410 ms 1 1451 0.22 MB/sec execute 19 sec latency 46.861 ms 1 1523 0.21 MB/sec execute 20 sec latency 151.612 ms 1 1646 0.20 MB/sec execute 21 sec latency 48.546 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 3648 1267656 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 3296 1268008 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 13884 3585296 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 59528 3546236 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 73412 7131532 2% /mnt/lustre 1 1737 0.20 MB/sec execute 22 sec latency 56.640 ms 1 1871 0.19 MB/sec execute 23 sec latency 47.282 ms 1 1909 0.19 MB/sec execute 24 sec latency 759.276 ms 1 2016 0.18 MB/sec execute 25 sec latency 51.006 ms 1 2138 0.18 MB/sec execute 26 sec latency 44.576 ms test_26 fail mds2 6 times Failing mds2 on oleg401-server 1 2212 0.18 MB/sec execute 27 sec latency 72.280 ms Stopping /mnt/lustre-mds2 (opts:) on oleg401-server 1 2378 0.22 MB/sec execute 28 sec latency 29.132 ms 1 2488 0.23 MB/sec execute 29 sec latency 37.756 ms 1 2761 0.33 MB/sec execute 30 sec latency 39.023 ms 1 2982 0.37 MB/sec execute 31 sec latency 56.352 ms 1 3272 0.42 MB/sec execute 32 sec latency 56.640 ms 1 3513 0.50 MB/sec execute 33 sec latency 47.358 ms 1 3655 0.49 MB/sec execute 34 sec latency 29.404 ms 1 3792 0.51 MB/sec execute 35 sec latency 37.665 ms 16:15:15 (1778357715) shut down facet: mds2 facet_host: oleg401-server facet_failover_host: oleg401-server 1 3910 0.50 MB/sec execute 36 sec latency 36.565 ms 1 4006 0.49 MB/sec execute 37 sec latency 89.030 ms 1 4083 0.48 MB/sec execute 38 sec latency 310.516 ms 1 4083 0.47 MB/sec execute 39 sec latency 1310.692 ms 1 4083 0.45 MB/sec execute 40 sec latency 2310.882 ms 1 4083 0.44 MB/sec execute 41 sec latency 3311.064 ms 1 4083 0.43 MB/sec execute 42 sec latency 4311.253 ms 1 4083 0.42 MB/sec execute 43 sec latency 5311.492 ms 1 4083 0.41 MB/sec execute 44 sec latency 6311.675 ms 1 4083 0.40 MB/sec execute 45 sec latency 7311.846 ms Failover mds2 to oleg401-server mount facets: mds2 1 4083 0.40 MB/sec execute 46 sec latency 8312.016 ms 1 4083 0.39 MB/sec execute 47 sec latency 9312.205 ms 1 4083 0.38 MB/sec execute 48 sec latency 10312.388 ms 1 4083 0.37 MB/sec execute 49 sec latency 11312.615 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 4083 0.36 MB/sec execute 50 sec latency 12312.813 ms 1 4083 0.36 MB/sec execute 51 sec latency 13312.998 ms 1 4083 0.35 MB/sec execute 52 sec latency 14313.188 ms oleg401-server: oleg401-server.virtnet: executing set_default_debug -1 all pdsh@oleg401-client: oleg401-server: ssh exited with exit code 1 1 4083 0.34 MB/sec execute 53 sec latency 15313.474 ms Started lustre-MDT0001 16:15:33 (1778357733) targets are mounted 16:15:33 (1778357733) facet_failover done 1 4083 0.34 MB/sec execute 54 sec latency 16313.730 ms 1 4083 0.33 MB/sec execute 55 sec latency 17313.934 ms 1 4083 0.32 MB/sec execute 56 sec latency 18314.105 ms 1 4085 0.32 MB/sec execute 57 sec latency 19289.934 ms oleg401-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 4213 0.31 MB/sec execute 58 sec latency 33.506 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 4311 0.31 MB/sec execute 59 sec latency 94.576 ms 1 4386 0.31 MB/sec execute 60 sec latency 79.414 ms kill: sending signal to 65301 failed: No such process 1 4471 0.31 MB/sec execute 61 sec latency 73.867 ms 1 4538 0.31 MB/sec execute 62 sec latency 59.300 ms 1 4615 0.32 MB/sec execute 63 sec latency 234.644 ms 1 4712 0.32 MB/sec execute 64 sec latency 41.417 ms 1 4790 0.31 MB/sec execute 65 sec latency 54.599 ms 1 4947 0.35 MB/sec execute 66 sec latency 57.054 ms 1 5012 0.35 MB/sec execute 67 sec latency 121.143 ms 1 5090 0.34 MB/sec execute 68 sec latency 111.782 ms 1 5168 0.34 MB/sec execute 69 sec latency 44.955 ms dbench killed by signal 15 stopping dbench on /mnt/lustre at Sat May 9 16:15:49 EDT 2026 with return code 0 1 5257 0.33 MB/sec execute 70 sec latency 47.489 ms 69516 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 69516 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished