== sanity test 51f: check many open files limit ========== 14:15:28 (1782929728)
MDT0 numfree=     538343, max=100000
changed ulimit from 1024 to 100020
 - open/keep 6030 (time 1782929739.88 total 10.00 last 602.99)
 - open/keep 10000 (time 1782929745.61 total 15.74 last 692.04)
 - open/keep 16339 (time 1782929755.61 total 25.74 last 633.87)
 - open/keep 20000 (time 1782929761.93 total 32.05 last 579.50)
 - open/keep 26070 (time 1782929771.93 total 42.06 last 606.93)
 - open/keep 30000 (time 1782929777.63 total 47.75 last 689.89)
 - open/keep 36938 (time 1782929787.63 total 57.75 last 693.78)
 - open/keep 40000 (time 1782929793.03 total 63.15 last 567.02)
 - open/keep 45977 (time 1782929803.03 total 73.16 last 597.42)
 - open/keep 50000 (time 1782929809.21 total 79.33 last 651.91)
 - open/keep 56806 (time 1782929819.21 total 89.33 last 680.55)
 - open/keep 60000 (time 1782929824.24 total 94.36 last 634.37)
 - open/keep 66932 (time 1782929834.24 total 104.36 last 693.19)
 - open/keep 70000 (time 1782929839.07 total 109.19 last 635.47)
 - open/keep 76070 (time 1782929849.07 total 119.19 last 606.93)
total: 76485 open/keep in 120.00 seconds: 637.37 ops/second
 - closed 10000 (time 1782929859.16 total 9.28 last -7117.28)
 - closed 20000 (time 1782929867.97 total 18.09 last 1135.55)
 - closed 30000 (time 1782929877.30 total 27.43 last 1071.08)
 - closed 40000 (time 1782929886.54 total 36.66 last 1083.09)
 - closed 50000 (time 1782929894.82 total 44.95 last 1206.67)
 - closed 60000 (time 1782929903.31 total 53.43 last 1178.66)
 - closed 70000 (time 1782929911.94 total 62.07 last 1158.09)
total: 76485 close in 67.54 seconds: 1132.36 close/second
 - unlinked 0 (time 1782929918 ; total 0 ; last 0)
 - unlinked 10000 (time 1782929933 ; total 15 ; last 15)
 - unlinked 20000 (time 1782929949 ; total 31 ; last 16)
 - unlinked 30000 (time 1782929965 ; total 47 ; last 16)
 - unlinked 40000 (time 1782929980 ; total 62 ; last 15)
 - unlinked 50000 (time 1782929996 ; total 78 ; last 16)
 - unlinked 60000 (time 1782930011 ; total 93 ; last 15)
 - unlinked 70000 (time 1782930027 ; total 109 ; last 16)
unlink(/mnt/lustre/d51f.sanity/f76485) error: No such file or directory
total: 76485 unlinks in 118 seconds: 648.177979 unlinks/second