== sanity test 51f: check many open files limit ========== 11:16:22 (1788362182)
MDT0 numfree=     537267, max=100000
changed ulimit from 1024 to 100020
 - open/keep 3309 (time 1788362193.97 total 10.00 last 330.75)
 - open/keep 6913 (time 1788362203.97 total 20.00 last 360.39)
 - open/keep 10000 (time 1788362211.18 total 27.22 last 428.04)
 - open/keep 14263 (time 1788362221.19 total 37.22 last 426.21)
 - open/keep 17538 (time 1788362231.19 total 47.22 last 327.46)
 - open/keep 20000 (time 1788362239.89 total 55.92 last 283.03)
 - open/keep 22440 (time 1788362249.89 total 65.92 last 243.96)
 - open/keep 25727 (time 1788362259.89 total 75.92 last 328.63)
 - open/keep 29306 (time 1788362269.89 total 85.92 last 357.82)
 - open/keep 30000 (time 1788362272.18 total 88.21 last 303.22)
 - open/keep 33356 (time 1788362282.18 total 98.22 last 335.54)
 - open/keep 36788 (time 1788362292.18 total 108.22 last 343.13)
 - open/keep 40000 (time 1788362301.82 total 117.85 last 333.48)
total: 40744 open/keep in 120.00 seconds: 339.53 ops/second
 - closed 7079 (time 1788362313.97 total 10.00 last -3291.88)
 - closed 10000 (time 1788362317.49 total 13.52 last 829.61)
 - closed 18171 (time 1788362327.49 total 23.52 last 817.04)
 - closed 20000 (time 1788362329.40 total 25.43 last 958.74)
 - closed 26439 (time 1788362339.40 total 35.43 last 643.87)
 - closed 30000 (time 1788362344.66 total 40.69 last 676.79)
 - closed 37996 (time 1788362354.66 total 50.69 last 799.54)
 - closed 40000 (time 1788362357.75 total 53.78 last 648.92)
total: 40744 close in 54.69 seconds: 744.98 close/second
 - unlinked 0 (time 1788362360 ; total 0 ; last 0)
 - unlinked 10000 (time 1788362383 ; total 23 ; last 23)
 - unlinked 20000 (time 1788362409 ; total 49 ; last 26)
 - unlinked 30000 (time 1788362431 ; total 71 ; last 22)
 - unlinked 40000 (time 1788362452 ; total 92 ; last 21)
unlink(/mnt/lustre/d51f.sanity/f40744) error: No such file or directory
total: 40744 unlinks in 93 seconds: 438.107513 unlinks/second