== sanity test 51f: check many open files limit ========== 14:30:58 (1767036658)
MDT0 numfree=     495142 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 7657 (time 1767036670.20 total 10.00 last 765.66)
 - open/keep 10000 (time 1767036673.52 total 13.32 last 706.04)
 - open/keep 17608 (time 1767036683.53 total 23.33 last 759.94)
 - open/keep 20000 (time 1767036686.93 total 26.73 last 703.33)
 - open/keep 27357 (time 1767036696.94 total 36.73 last 735.65)
 - open/keep 30000 (time 1767036700.70 total 40.50 last 701.16)
 - open/keep 36994 (time 1767036710.71 total 50.50 last 699.33)
 - open/keep 40000 (time 1767036714.95 total 54.74 last 708.79)
 - open/keep 46588 (time 1767036724.95 total 64.74 last 658.78)
 - open/keep 50000 (time 1767036730.43 total 70.23 last 622.39)
 - open/keep 56694 (time 1767036740.43 total 80.23 last 669.37)
 - open/keep 60000 (time 1767036745.06 total 84.85 last 714.67)
 - open/keep 68011 (time 1767036755.06 total 94.85 last 801.07)
 - open/keep 70000 (time 1767036757.76 total 97.56 last 735.07)
 - open/keep 77417 (time 1767036767.76 total 107.56 last 741.60)
 - open/keep 80000 (time 1767036771.78 total 111.58 last 643.11)
total: 86793 open/keep in 120.00 seconds: 723.27 ops/second
 - closed 10000 (time 1767036788.78 total 8.58 last -8158.51)
 - closed 20000 (time 1767036797.14 total 16.93 last 1197.07)
 - closed 30000 (time 1767036806.51 total 26.31 last 1066.38)
 - closed 40000 (time 1767036815.69 total 35.48 last 1090.31)
 - closed 50000 (time 1767036825.01 total 44.81 last 1072.53)
 - closed 60000 (time 1767036834.19 total 53.99 last 1089.05)
 - closed 70000 (time 1767036843.23 total 63.03 last 1106.46)
 - closed 80000 (time 1767036852.12 total 71.92 last 1124.74)
total: 86793 close in 77.92 seconds: 1113.86 close/second
 - unlinked 0 (time 1767036859 ; total 0 ; last 0)
 - unlinked 10000 (time 1767036885 ; total 26 ; last 26)
 - unlinked 20000 (time 1767036909 ; total 50 ; last 24)
 - unlinked 30000 (time 1767036933 ; total 74 ; last 24)
 - unlinked 40000 (time 1767036953 ; total 94 ; last 20)
 - unlinked 50000 (time 1767036967 ; total 108 ; last 14)
 - unlinked 60000 (time 1767036982 ; total 123 ; last 15)
 - unlinked 70000 (time 1767036996 ; total 137 ; last 14)
 - unlinked 80000 (time 1767037010 ; total 151 ; last 14)
unlink(/mnt/lustre/d51f.sanity/f86793) error: No such file or directory
total: 86793 unlinks in 161 seconds: 539.086975 unlinks/second