== sanity test 51f: check many open files limit ========== 21:23:51 (1782869031)
striped dir -i1 -c2 -H crush  /mnt/lustre/d51f.sanity
MDT1 numfree=    1021992, max=100000
changed ulimit from 1024 to 100020
 - open/keep 4480 (time 1782869043.30 total 10.00 last 447.91)
 - open/keep 8250 (time 1782869053.30 total 20.00 last 376.91)
 - open/keep 10000 (time 1782869056.44 total 23.14 last 558.06)
 - open/keep 15956 (time 1782869066.44 total 33.14 last 595.53)
 - open/keep 20000 (time 1782869074.52 total 41.22 last 500.45)
 - open/keep 24303 (time 1782869084.52 total 51.22 last 430.20)
 - open/keep 29518 (time 1782869094.52 total 61.22 last 521.49)
 - open/keep 34137 (time 1782869104.52 total 71.23 last 461.87)
 - open/keep 39185 (time 1782869114.52 total 81.23 last 504.70)
 - open/keep 45098 (time 1782869124.53 total 91.23 last 591.25)
 - open/keep 49553 (time 1782869134.53 total 101.23 last 445.42)
 - open/keep 54547 (time 1782869144.53 total 111.23 last 499.28)
total: 58848 open/keep in 120.00 seconds: 490.39 ops/second
 - closed 8631 (time 1782869163.30 total 10.00 last -4590.74)
 - closed 10000 (time 1782869165.49 total 12.19 last 624.48)
 - closed 17702 (time 1782869175.49 total 22.19 last 770.16)
 - closed 20000 (time 1782869177.82 total 24.52 last 989.72)
 - closed 28359 (time 1782869187.82 total 34.52 last 835.85)
 - closed 30000 (time 1782869189.50 total 36.20 last 972.36)
 - closed 37641 (time 1782869199.50 total 46.20 last 764.09)
 - closed 40000 (time 1782869202.98 total 49.69 last 677.78)
 - closed 46791 (time 1782869212.98 total 59.69 last 679.07)
 - closed 50000 (time 1782869217.99 total 64.69 last 641.18)
 - closed 58757 (time 1782869227.99 total 74.69 last 875.66)
total: 58848 close in 74.77 seconds: 787.09 close/second
 - unlinked 0 (time 1782869229 ; total 0 ; last 0)
 - unlinked 10000 (time 1782869243 ; total 14 ; last 14)
 - unlinked 20000 (time 1782869260 ; total 31 ; last 17)
 - unlinked 30000 (time 1782869276 ; total 47 ; last 16)
 - unlinked 40000 (time 1782869289 ; total 60 ; last 13)
 - unlinked 50000 (time 1782869301 ; total 72 ; last 12)
unlink(/mnt/lustre/d51f.sanity/f58848) error: No such file or directory
total: 58848 unlinks in 83 seconds: 709.012024 unlinks/second