== replay-dual test 26: dbench and tar with mds failover ========================================================== 09:51:02 (1761313862) Starting client oleg429-client.virtnet: -o user_xattr,flock oleg429-server@tcp:/lustre /mnt/lustre Started clients oleg429-client.virtnet: 192.168.204.129@tcp:/lustre on /mnt/lustre type lustre (rw,checksum,flock,user_xattr,lruresize,lazystatfs,nouser_fid2path,verbose,encrypt) Started tar loop with pid 66638 Started dbench loop with 66639 striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d26.replay-dual/run_tar striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre2/d26.replay-dual/run_dbench 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 1414116 1984 1285704 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1832 1285856 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 1408 3584900 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1388 3605632 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 2796 7190532 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 Oct 24 09:51:06 EDT 2025 waiting for dbench pid 66703 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 56 2.23 MB/sec warmup 1 sec latency 67.255 ms 1 130 2.88 MB/sec warmup 2 sec latency 115.854 ms 1 185 2.46 MB/sec warmup 3 sec latency 107.937 ms 1 232 2.22 MB/sec warmup 4 sec latency 89.944 ms 1 290 2.14 MB/sec warmup 5 sec latency 87.361 ms 1 342 2.04 MB/sec warmup 6 sec latency 99.138 ms test_26 fail mds1 1 times 1 390 1.97 MB/sec warmup 7 sec latency 111.531 ms 1 435 1.91 MB/sec warmup 8 sec latency 137.372 ms Failing mds1 on oleg429-server Stopping /mnt/lustre-mds1 (opts:) on oleg429-server 1 493 1.91 MB/sec warmup 9 sec latency 122.347 ms 1 533 1.86 MB/sec warmup 10 sec latency 164.979 ms 1 606 1.90 MB/sec warmup 11 sec latency 533.427 ms reboot facets: mds1 1 606 1.75 MB/sec warmup 12 sec latency 1533.696 ms 1 606 1.61 MB/sec warmup 13 sec latency 2534.275 ms 1 606 1.50 MB/sec warmup 14 sec latency 3534.833 ms 1 606 1.40 MB/sec warmup 15 sec latency 4537.377 ms 1 606 1.31 MB/sec warmup 16 sec latency 5538.600 ms 1 606 1.23 MB/sec warmup 17 sec latency 6538.832 ms 1 606 1.16 MB/sec warmup 18 sec latency 7539.032 ms 1 606 1.10 MB/sec warmup 19 sec latency 8539.277 ms 1 606 0.00 MB/sec execute 1 sec latency 10541.257 ms Failover mds1 to oleg429-server 1 606 0.00 MB/sec execute 2 sec latency 11541.697 ms 1 606 0.00 MB/sec execute 3 sec latency 12543.184 ms mount facets: mds1 1 606 0.00 MB/sec execute 4 sec latency 13545.496 ms 1 606 0.00 MB/sec execute 5 sec latency 14545.712 ms 1 606 0.00 MB/sec execute 6 sec latency 15546.502 ms 1 606 0.00 MB/sec execute 7 sec latency 16548.543 ms 1 606 0.00 MB/sec execute 8 sec latency 17548.791 ms 1 606 0.00 MB/sec execute 9 sec latency 18549.032 ms Starting mds1: -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 606 0.00 MB/sec execute 10 sec latency 19549.898 ms 1 606 0.00 MB/sec execute 11 sec latency 20550.266 ms 1 606 0.00 MB/sec execute 12 sec latency 21550.564 ms 1 606 0.00 MB/sec execute 13 sec latency 22553.780 ms oleg429-server: oleg429-server.virtnet: executing set_default_debug -1 all 8 1 606 0.00 MB/sec execute 14 sec latency 23554.344 ms pdsh@oleg429-client: oleg429-server: ssh exited with exit code 1 Started lustre-MDT0000 1 606 0.00 MB/sec execute 15 sec latency 24554.572 ms 1 606 0.00 MB/sec execute 16 sec latency 25554.742 ms 1 606 0.00 MB/sec execute 17 sec latency 26557.476 ms 1 655 0.01 MB/sec execute 18 sec latency 26883.567 ms 1 713 0.01 MB/sec execute 19 sec latency 99.746 ms 1 778 0.02 MB/sec execute 20 sec latency 68.037 ms oleg429-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 827 0.02 MB/sec execute 21 sec latency 73.947 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 902 0.03 MB/sec execute 22 sec latency 92.773 ms 1 955 0.04 MB/sec execute 23 sec latency 90.449 ms 1 1029 0.08 MB/sec execute 24 sec latency 118.190 ms 1 1126 0.08 MB/sec execute 25 sec latency 45.862 ms 1 1198 0.08 MB/sec execute 26 sec latency 52.186 ms 1 1262 0.08 MB/sec execute 27 sec latency 100.062 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2248 1285440 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2080 1285608 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 36260 3570060 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 22164 3582460 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 58424 7152520 1% /mnt/lustre 1 1406 0.18 MB/sec execute 28 sec latency 87.264 ms 1 1493 0.17 MB/sec execute 29 sec latency 54.120 ms 1 1569 0.17 MB/sec execute 30 sec latency 62.457 ms 1 1653 0.17 MB/sec execute 31 sec latency 53.267 ms 1 1754 0.17 MB/sec execute 32 sec latency 65.175 ms 1 1830 0.16 MB/sec execute 33 sec latency 60.403 ms test_26 fail mds2 2 times 1 1931 0.16 MB/sec execute 34 sec latency 65.098 ms 1 2006 0.16 MB/sec execute 35 sec latency 66.332 ms Failing mds2 on oleg429-server Stopping /mnt/lustre-mds2 (opts:) on oleg429-server 1 2069 0.16 MB/sec execute 36 sec latency 86.784 ms 1 2154 0.15 MB/sec execute 37 sec latency 52.074 ms 1 2250 0.15 MB/sec execute 38 sec latency 54.198 ms reboot facets: mds2 1 2259 0.15 MB/sec execute 39 sec latency 944.880 ms 1 2259 0.15 MB/sec execute 40 sec latency 1945.676 ms 1 2259 0.14 MB/sec execute 41 sec latency 2949.374 ms 1 2259 0.14 MB/sec execute 42 sec latency 3949.647 ms 1 2259 0.14 MB/sec execute 43 sec latency 4949.897 ms 1 2259 0.13 MB/sec execute 44 sec latency 5950.107 ms 1 2259 0.13 MB/sec execute 45 sec latency 6950.492 ms 1 2259 0.13 MB/sec execute 46 sec latency 7950.704 ms 1 2259 0.12 MB/sec execute 47 sec latency 8950.944 ms 1 2259 0.12 MB/sec execute 48 sec latency 9951.903 ms Failover mds2 to oleg429-server 1 2259 0.12 MB/sec execute 49 sec latency 10952.695 ms 1 2259 0.12 MB/sec execute 50 sec latency 11952.961 ms mount facets: mds2 1 2259 0.11 MB/sec execute 51 sec latency 12953.502 ms 1 2259 0.11 MB/sec execute 52 sec latency 13953.790 ms 1 2259 0.11 MB/sec execute 53 sec latency 14954.264 ms 1 2259 0.11 MB/sec execute 54 sec latency 15954.556 ms 1 2259 0.11 MB/sec execute 55 sec latency 16954.789 ms 1 2259 0.10 MB/sec execute 56 sec latency 17955.093 ms Starting mds2: -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.10 MB/sec execute 57 sec latency 18957.155 ms 1 2259 0.10 MB/sec execute 58 sec latency 19957.391 ms 1 2259 0.10 MB/sec execute 59 sec latency 20958.690 ms 1 2259 0.10 MB/sec execute 60 sec latency 21958.912 ms 1 2259 0.10 MB/sec execute 61 sec latency 22959.109 ms 1 2259 0.09 MB/sec execute 62 sec latency 23959.955 ms oleg429-server: oleg429-server.virtnet: executing set_default_debug -1 all 8 1 2259 0.09 MB/sec execute 63 sec latency 24960.226 ms pdsh@oleg429-client: oleg429-server: ssh exited with exit code 1 1 2259 0.09 MB/sec execute 64 sec latency 25960.780 ms Started lustre-MDT0001 1 2292 0.10 MB/sec execute 65 sec latency 26713.658 ms 1 2368 0.10 MB/sec execute 66 sec latency 85.134 ms 1 2423 0.11 MB/sec execute 67 sec latency 70.854 ms 1 2477 0.11 MB/sec execute 68 sec latency 80.550 ms 1 2567 0.11 MB/sec execute 69 sec latency 101.715 ms oleg429-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 2610 0.11 MB/sec execute 70 sec latency 113.968 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2773 0.15 MB/sec execute 71 sec latency 136.252 ms 1 2911 0.17 MB/sec execute 72 sec latency 90.856 ms 1 2984 0.17 MB/sec execute 73 sec latency 118.695 ms 1 3026 0.17 MB/sec execute 74 sec latency 123.597 ms 1 3237 0.18 MB/sec execute 75 sec latency 76.849 ms 1 3347 0.19 MB/sec execute 76 sec latency 74.047 ms 1 3500 0.23 MB/sec execute 77 sec latency 87.877 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2588 1285100 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2396 1285292 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 45032 3559812 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 24224 3579692 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 69256 7139504 1% /mnt/lustre 1 3579 0.22 MB/sec execute 78 sec latency 56.644 ms 1 3644 0.22 MB/sec execute 79 sec latency 121.379 ms 1 3696 0.22 MB/sec execute 80 sec latency 73.670 ms 1 3772 0.23 MB/sec execute 81 sec latency 75.168 ms 1 3824 0.23 MB/sec execute 82 sec latency 80.456 ms 1 3900 0.23 MB/sec execute 83 sec latency 53.333 ms 1 3963 0.23 MB/sec execute 84 sec latency 105.986 ms 1 4031 0.22 MB/sec execute 85 sec latency 57.904 ms test_26 fail mds1 3 times 1 4094 0.22 MB/sec execute 86 sec latency 79.308 ms Failing mds1 on oleg429-server 1 4157 0.22 MB/sec execute 87 sec latency 101.618 ms Stopping /mnt/lustre-mds1 (opts:) on oleg429-server 1 4232 0.22 MB/sec execute 88 sec latency 84.475 ms 1 4263 0.22 MB/sec execute 89 sec latency 487.332 ms 1 4263 0.21 MB/sec execute 90 sec latency 1487.520 ms 1 4263 0.21 MB/sec execute 91 sec latency 2490.205 ms 1 4263 0.21 MB/sec execute 92 sec latency 3490.472 ms 1 4263 0.21 MB/sec execute 93 sec latency 4493.657 ms 1 4263 0.21 MB/sec execute 94 sec latency 5493.868 ms 1 4263 0.20 MB/sec execute 95 sec latency 6494.072 ms 1 4263 0.20 MB/sec execute 96 sec latency 7494.700 ms 1 4263 0.20 MB/sec execute 97 sec latency 8494.972 ms 1 4263 0.20 MB/sec execute 98 sec latency 9495.183 ms 1 4263 0.20 MB/sec execute 99 sec latency 10495.447 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec 1 cleanup 105 sec reboot facets: mds1 1 cleanup 106 sec 1 cleanup 107 sec 1 cleanup 108 sec 1 cleanup 109 sec 1 cleanup 110 sec 1 cleanup 111 sec 1 cleanup 112 sec 1 cleanup 113 sec 1 cleanup 114 sec 1 cleanup 115 sec Failover mds1 to oleg429-server 1 cleanup 116 sec mount facets: mds1 1 cleanup 117 sec 1 cleanup 118 sec 1 cleanup 119 sec 1 cleanup 120 sec 1 cleanup 121 sec 1 cleanup 122 sec 1 cleanup 123 sec 1 cleanup 124 sec Starting mds1: -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 cleanup 125 sec 1 cleanup 126 sec 1 cleanup 127 sec 1 cleanup 128 sec 1 cleanup 129 sec 1 cleanup 130 sec 1 cleanup 131 sec 1 cleanup 132 sec oleg429-server: oleg429-server.virtnet: executing set_default_debug -1 all 8 1 cleanup 133 sec pdsh@oleg429-client: oleg429-server: ssh exited with exit code 1 1 cleanup 134 sec Started lustre-MDT0000 1 cleanup 135 sec 1 cleanup 136 sec 1 cleanup 137 sec 0 cleanup 138 sec 0 cleanup 138 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 626 153.378 47773.502 Close 459 9.020 47.034 Rename 26 56.810 123.574 Unlink 125 18.274 101.599 Qpathinfo 587 55.108 26883.546 Qfileinfo 99 1.053 10.026 Qfsinfo 107 1.984 16.601 Sfileinfo 53 27.055 48.978 Find 222 8.635 90.776 WriteX 313 9.656 59.082 ReadX 988 0.817 48.032 LockX 2 7.806 8.017 UnlockX 2 15.411 19.563 Flush 49 41.676 136.239 Throughput 0.195138 MB/sec 1 clients 1 procs max_latency=26883.567 ms stopping dbench on /mnt/lustre at Fri Oct 24 09:53:45 EDT 2025 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished oleg429-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre2/d26.replay-dual/run_dbench 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 Fri Oct 24 09:53:50 EDT 2025 waiting for dbench pid 70076 dbench version 4.00 - Copyright Andrew Tridgell 1999-2004 Running for 100 seconds with load 'client.txt' and minimum warmup 20 secs 1 of 1 processes prepared for launch 0 sec releasing clients 1 95 4.25 MB/sec warmup 1 sec latency 56.645 ms 1 181 3.66 MB/sec warmup 2 sec latency 79.139 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 3032 1284656 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2776 1284912 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 12772 3592088 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 37256 3543220 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 50028 7135308 1% /mnt/lustre 1 255 3.22 MB/sec warmup 3 sec latency 70.859 ms 1 315 2.87 MB/sec warmup 4 sec latency 75.999 ms 1 381 2.71 MB/sec warmup 5 sec latency 74.929 ms 1 437 2.56 MB/sec warmup 6 sec latency 69.564 ms 1 501 2.49 MB/sec warmup 7 sec latency 90.758 ms 1 639 2.63 MB/sec warmup 8 sec latency 72.184 ms test_26 fail mds2 4 times 1 705 2.35 MB/sec warmup 9 sec latency 85.063 ms 1 765 2.13 MB/sec warmup 10 sec latency 87.063 ms Failing mds2 on oleg429-server Stopping /mnt/lustre-mds2 (opts:) on oleg429-server 1 848 1.96 MB/sec warmup 11 sec latency 114.788 ms 1 905 1.80 MB/sec warmup 12 sec latency 69.019 ms reboot facets: mds2 1 980 1.68 MB/sec warmup 13 sec latency 69.331 ms 1 995 1.56 MB/sec warmup 14 sec latency 766.422 ms 1 995 1.46 MB/sec warmup 15 sec latency 1766.727 ms 1 995 1.37 MB/sec warmup 16 sec latency 2766.977 ms 1 995 1.29 MB/sec warmup 17 sec latency 3767.293 ms 1 995 1.22 MB/sec warmup 18 sec latency 4767.545 ms 1 995 1.15 MB/sec warmup 19 sec latency 5767.772 ms 1 995 0.00 MB/sec execute 1 sec latency 7768.330 ms 1 995 0.00 MB/sec execute 2 sec latency 8768.670 ms Failover mds2 to oleg429-server 1 995 0.00 MB/sec execute 3 sec latency 9773.939 ms 1 995 0.00 MB/sec execute 4 sec latency 10774.124 ms mount facets: mds2 1 995 0.00 MB/sec execute 5 sec latency 11775.992 ms 1 995 0.00 MB/sec execute 6 sec latency 12777.434 ms 1 995 0.00 MB/sec execute 7 sec latency 13780.715 ms 1 995 0.00 MB/sec execute 8 sec latency 14780.998 ms Starting mds2: -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 995 0.00 MB/sec execute 9 sec latency 15781.162 ms 1 995 0.00 MB/sec execute 10 sec latency 16781.404 ms 1 995 0.00 MB/sec execute 11 sec latency 17781.631 ms 1 995 0.00 MB/sec execute 12 sec latency 18781.850 ms oleg429-server: oleg429-server.virtnet: executing set_default_debug -1 all 8 pdsh@oleg429-client: oleg429-server: ssh exited with exit code 1 1 995 0.00 MB/sec execute 13 sec latency 19782.104 ms Started lustre-MDT0001 1 995 0.00 MB/sec execute 14 sec latency 20782.354 ms 1 995 0.00 MB/sec execute 15 sec latency 21782.580 ms 1 995 0.00 MB/sec execute 16 sec latency 22783.562 ms 1 1041 0.06 MB/sec execute 17 sec latency 22897.161 ms 1 1127 0.06 MB/sec execute 18 sec latency 79.377 ms 1 1198 0.06 MB/sec execute 19 sec latency 79.422 ms oleg429-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 1259 0.06 MB/sec execute 20 sec latency 67.766 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1418 0.20 MB/sec execute 21 sec latency 67.169 ms 1 1493 0.19 MB/sec execute 22 sec latency 71.906 ms 1 1596 0.18 MB/sec execute 23 sec latency 43.918 ms 1 1677 0.18 MB/sec execute 24 sec latency 54.098 ms 1 1783 0.18 MB/sec execute 25 sec latency 82.901 ms 1 1888 0.17 MB/sec execute 26 sec latency 45.095 ms 1 2012 0.17 MB/sec execute 27 sec latency 46.515 ms 1 2140 0.17 MB/sec execute 28 sec latency 51.267 ms 1 2245 0.17 MB/sec execute 29 sec latency 51.930 ms 1 2368 0.20 MB/sec execute 30 sec latency 48.154 ms 1 2424 0.20 MB/sec execute 31 sec latency 81.389 ms 1 2477 0.21 MB/sec execute 32 sec latency 73.374 ms 1 2577 0.21 MB/sec execute 33 sec latency 96.051 ms 1 2757 0.30 MB/sec execute 34 sec latency 73.501 ms 1 2917 0.33 MB/sec execute 35 sec latency 81.825 ms 1 2993 0.32 MB/sec execute 36 sec latency 167.289 ms 1 3197 0.33 MB/sec execute 37 sec latency 111.732 ms 1 3305 0.35 MB/sec execute 38 sec latency 124.805 ms 1 3410 0.36 MB/sec execute 39 sec latency 71.082 ms 1 3574 0.41 MB/sec execute 40 sec latency 59.544 ms dbench killed by signal 15 stopping dbench on /mnt/lustre at Fri Oct 24 09:54:51 EDT 2025 with return code 0 1 3682 0.41 MB/sec execute 41 sec latency 62.480 ms 70076 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 70076 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished