== sanity test 51f: check many open files limit ========== 18:14:28 (1780524868)
striped dir -i1 -c1 -H crush2  /mnt/lustre/d51f.sanity
ulimit_old=1024 numfree=     493151, max=100000
changed ulimit from 1024 to 100100
 - open/keep 3406 (time 1780524880.34 total 10.00 last 340.55)
 - open/keep 6805 (time 1780524890.34 total 20.00 last 339.84)
 - open/keep 10000 (time 1780524899.13 total 28.79 last 363.60)
 - open/keep 13440 (time 1780524909.13 total 38.79 last 343.94)
 - open/keep 17244 (time 1780524919.13 total 48.79 last 380.36)
 - open/keep 20000 (time 1780524925.78 total 55.44 last 414.74)
 - open/keep 24017 (time 1780524935.78 total 65.44 last 401.59)
 - open/keep 27920 (time 1780524945.78 total 75.44 last 390.22)
 - open/keep 30000 (time 1780524950.90 total 80.57 last 405.95)
 - open/keep 33871 (time 1780524960.91 total 90.57 last 387.00)
 - open/keep 37742 (time 1780524970.91 total 100.57 last 387.07)
 - open/keep 40000 (time 1780524976.49 total 106.16 last 404.27)
 - open/keep 43756 (time 1780524986.49 total 116.16 last 375.51)
total: 45170 open/keep in 120.00 seconds: 376.41 ops/second
 - closed 9679 (time 1780525000.34 total 10.00 last -3407.40)
 - closed 10000 (time 1780525000.75 total 10.42 last 772.83)
 - closed 18711 (time 1780525010.76 total 20.42 last 871.02)
 - closed 20000 (time 1780525012.18 total 21.85 last 902.28)
 - closed 27961 (time 1780525022.19 total 31.85 last 796.05)
 - closed 30000 (time 1780525024.29 total 33.96 last 966.81)
 - closed 38797 (time 1780525034.29 total 43.96 last 879.69)
 - closed 40000 (time 1780525035.94 total 45.61 last 728.97)
total: 45170 close in 51.51 seconds: 876.94 close/second
 - unlinked 0 (time 1780525045 ; total 0 ; last 0)
 - unlinked 10000 (time 1780525070 ; total 25 ; last 25)
 - unlinked 20000 (time 1780525095 ; total 50 ; last 25)
 - unlinked 30000 (time 1780525116 ; total 71 ; last 21)
 - unlinked 40000 (time 1780525134 ; total 89 ; last 18)
unlink(/mnt/lustre/d51f.sanity/f45170) error: No such file or directory
total: 45170 unlinks in 98 seconds: 460.918365 unlinks/second