== sanity test 51f: check many open files limit ========== 16:36:29 (1784406989)
MDT0 numfree=     532960, max=100000
changed ulimit from 1024 to 100020
 - open/keep 6718 (time 1784407001.24 total 10.00 last 671.72)
 - open/keep 10000 (time 1784407005.91 total 14.67 last 703.12)
 - open/keep 16886 (time 1784407015.91 total 24.67 last 688.57)
 - open/keep 20000 (time 1784407020.28 total 29.04 last 713.17)
 - open/keep 26675 (time 1784407030.28 total 39.04 last 667.42)
 - open/keep 30000 (time 1784407035.27 total 44.03 last 666.43)
 - open/keep 36568 (time 1784407045.27 total 54.03 last 656.80)
 - open/keep 40000 (time 1784407050.61 total 59.37 last 642.82)
 - open/keep 46435 (time 1784407060.61 total 69.37 last 643.44)
 - open/keep 50000 (time 1784407065.61 total 74.37 last 712.84)
 - open/keep 57204 (time 1784407075.61 total 84.37 last 720.33)
 - open/keep 60000 (time 1784407079.60 total 88.36 last 699.89)
 - open/keep 66376 (time 1784407089.61 total 98.36 last 637.57)
 - open/keep 70000 (time 1784407094.69 total 103.45 last 712.05)
 - open/keep 77577 (time 1784407104.70 total 113.45 last 757.63)
 - open/keep 80000 (time 1784407107.75 total 116.51 last 792.33)
total: 82052 open/keep in 120.00 seconds: 683.77 ops/second
 - closed 10000 (time 1784407119.51 total 8.27 last -8464.56)
 - closed 20000 (time 1784407128.10 total 16.86 last 1164.39)
 - closed 30000 (time 1784407136.74 total 25.50 last 1157.24)
 - closed 40000 (time 1784407145.28 total 34.03 last 1171.68)
 - closed 50000 (time 1784407153.69 total 42.45 last 1188.13)
 - closed 60000 (time 1784407162.43 total 51.19 last 1144.14)
 - closed 70000 (time 1784407170.99 total 59.75 last 1168.01)
 - closed 80000 (time 1784407179.51 total 68.27 last 1174.04)
total: 82052 close in 70.07 seconds: 1170.99 close/second
 - unlinked 0 (time 1784407182 ; total 0 ; last 0)
 - unlinked 10000 (time 1784407205 ; total 23 ; last 23)
 - unlinked 20000 (time 1784407227 ; total 45 ; last 22)
 - unlinked 30000 (time 1784407240 ; total 58 ; last 13)
 - unlinked 40000 (time 1784407257 ; total 75 ; last 17)
 - unlinked 50000 (time 1784407274 ; total 92 ; last 17)
 - unlinked 60000 (time 1784407289 ; total 107 ; last 15)
 - unlinked 70000 (time 1784407304 ; total 122 ; last 15)
 - unlinked 80000 (time 1784407318 ; total 136 ; last 14)
unlink(/mnt/lustre/d51f.sanity/f82052) error: No such file or directory
total: 82052 unlinks in 139 seconds: 590.302185 unlinks/second