== sanity test 51f: check many open files limit ========== 18:11:07 (1780524667)
ulimit_old=1024 numfree=    1023724, max=100000
changed ulimit from 1024 to 100100
 - open/keep 3810 (time 1780524679.24 total 10.00 last 380.96)
 - open/keep 7989 (time 1780524689.24 total 20.00 last 417.89)
 - open/keep 10000 (time 1780524693.56 total 24.32 last 465.80)
 - open/keep 15093 (time 1780524703.56 total 34.32 last 509.23)
 - open/keep 20000 (time 1780524713.11 total 43.88 last 513.53)
 - open/keep 24454 (time 1780524723.12 total 53.88 last 445.26)
 - open/keep 28168 (time 1780524733.12 total 63.88 last 371.33)
 - open/keep 30000 (time 1780524737.73 total 68.49 last 397.23)
 - open/keep 33897 (time 1780524747.73 total 78.49 last 389.70)
 - open/keep 38816 (time 1780524757.73 total 88.49 last 491.85)
 - open/keep 44413 (time 1780524767.73 total 98.49 last 559.69)
 - open/keep 49973 (time 1780524777.73 total 108.49 last 555.92)
 - open/keep 56392 (time 1780524787.73 total 118.50 last 641.85)
total: 57270 open/keep in 120.00 seconds: 477.25 ops/second
 - closed 8194 (time 1780524799.24 total 10.00 last -4819.25)
 - closed 10000 (time 1780524801.20 total 11.96 last 921.55)
 - closed 18520 (time 1780524811.20 total 21.96 last 852.00)
 - closed 20000 (time 1780524813.16 total 23.92 last 755.38)
 - closed 28307 (time 1780524823.16 total 33.92 last 830.68)
 - closed 30000 (time 1780524824.96 total 35.72 last 942.16)
 - closed 37886 (time 1780524834.96 total 45.72 last 788.44)
 - closed 40000 (time 1780524837.44 total 48.20 last 851.64)
 - closed 47611 (time 1780524847.44 total 58.20 last 761.05)
 - closed 50000 (time 1780524850.04 total 60.80 last 920.08)
total: 57270 close in 68.24 seconds: 839.25 close/second
 - unlinked 0 (time 1780524861 ; total 0 ; last 0)
 - unlinked 10000 (time 1780524878 ; total 17 ; last 17)
 - unlinked 20000 (time 1780524896 ; total 35 ; last 18)
 - unlinked 30000 (time 1780524915 ; total 54 ; last 19)
 - unlinked 40000 (time 1780524931 ; total 70 ; last 16)
 - unlinked 50000 (time 1780524947 ; total 86 ; last 16)
unlink(/mnt/lustre/d51f.sanity/f57270) error: No such file or directory
total: 57270 unlinks in 98 seconds: 584.387756 unlinks/second