== sanity test 51f: check many open files limit ========== 20:34:17 (1777422857)
MDT0 numfree=     490301 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 7672 (time 1777422869.24 total 10.00 last 767.12)
 - open/keep 10000 (time 1777422872.27 total 13.03 last 767.95)
 - open/keep 17744 (time 1777422882.27 total 23.03 last 774.33)
 - open/keep 20000 (time 1777422885.45 total 26.22 last 708.18)
 - open/keep 25861 (time 1777422895.45 total 36.22 last 586.05)
 - open/keep 30000 (time 1777422902.11 total 42.88 last 621.44)
 - open/keep 37252 (time 1777422912.11 total 52.88 last 725.17)
 - open/keep 40000 (time 1777422916.23 total 57.00 last 667.32)
 - open/keep 46179 (time 1777422926.24 total 67.00 last 617.59)
 - open/keep 50000 (time 1777422931.63 total 72.40 last 708.11)
 - open/keep 57178 (time 1777422941.63 total 82.40 last 717.75)
 - open/keep 60000 (time 1777422945.62 total 86.39 last 708.04)
 - open/keep 67437 (time 1777422955.62 total 96.39 last 743.68)
 - open/keep 70000 (time 1777422959.09 total 99.85 last 739.05)
 - open/keep 77253 (time 1777422969.09 total 109.86 last 725.22)
 - open/keep 80000 (time 1777422972.97 total 113.74 last 707.29)
total: 84155 open/keep in 120.00 seconds: 701.29 ops/second
 - closed 10000 (time 1777422987.85 total 8.62 last -8121.08)
 - closed 20000 (time 1777422996.44 total 17.20 last 1164.99)
 - closed 30000 (time 1777423004.75 total 25.51 last 1203.24)
 - closed 40000 (time 1777423012.83 total 33.59 last 1238.10)
 - closed 50000 (time 1777423021.15 total 41.92 last 1200.99)
 - closed 60000 (time 1777423029.82 total 50.59 last 1153.66)
 - closed 70000 (time 1777423037.74 total 58.51 last 1262.33)
 - closed 80000 (time 1777423045.52 total 66.28 last 1285.91)
total: 84155 close in 69.40 seconds: 1212.55 close/second
 - unlinked 0 (time 1777423050 ; total 1 ; last 1)
 - unlinked 10000 (time 1777423072 ; total 23 ; last 22)
 - unlinked 20000 (time 1777423094 ; total 45 ; last 22)
 - unlinked 30000 (time 1777423112 ; total 63 ; last 18)
 - unlinked 40000 (time 1777423128 ; total 79 ; last 16)
 - unlinked 50000 (time 1777423143 ; total 94 ; last 15)
 - unlinked 60000 (time 1777423158 ; total 109 ; last 15)
 - unlinked 70000 (time 1777423173 ; total 124 ; last 15)
 - unlinked 80000 (time 1777423188 ; total 139 ; last 15)
unlink(/mnt/lustre/d51f.sanity/f84155) error: No such file or directory
total: 84155 unlinks in 145 seconds: 580.379333 unlinks/second