== sanity test 51f: check many open files limit ========== 06:08:39 (1788516519)
MDT0 numfree=532018, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1329 (time 1788516533.78 total 10.00 last 132.89)
 - open/keep 2693 (time 1788516543.79 total 20.00 last 136.35)
 - open/keep 3881 (time 1788516553.79 total 30.01 last 118.79)
 - open/keep 5101 (time 1788516563.79 total 40.01 last 121.94)
 - open/keep 6502 (time 1788516573.79 total 50.01 last 140.08)
 - open/keep 7892 (time 1788516583.80 total 60.02 last 138.87)
 - open/keep 9145 (time 1788516593.81 total 70.03 last 125.21)
 - open/keep 10000 (time 1788516599.93 total 76.15 last 139.65)
 - open/keep 11404 (time 1788516609.93 total 86.15 last 140.39)
 - open/keep 12857 (time 1788516619.94 total 96.15 last 145.25)
 - open/keep 14298 (time 1788516629.94 total 106.16 last 144.07)
 - open/keep 15365 (time 1788516639.94 total 116.16 last 106.70)
total: 15867 open/keep in 120.01 seconds: 132.22 ops/second
 - closed 1777 (time 1788516653.79 total 10.00 last -1358.37)
 - closed 3405 (time 1788516663.80 total 20.01 last 162.73)
 - closed 5031 (time 1788516673.81 total 30.02 last 162.44)
 - closed 6689 (time 1788516683.81 total 40.02 last 165.73)
 - closed 8305 (time 1788516693.81 total 50.02 last 161.57)
 - closed 10000 (time 1788516702.47 total 58.68 last 195.83)
 - closed 11901 (time 1788516712.47 total 68.68 last 190.06)
 - closed 13912 (time 1788516722.47 total 78.68 last 201.10)
total: 15867 close in 87.67 seconds: 180.99 close/second
 - unlinked 0 (time 1788516735 ; total 0 ; last 0)
 - unlinked 10000 (time 1788516812 ; total 77 ; last 77)
unlink(/mnt/lustre/d51f.sanity/f15867) error: No such file or directory
total: 15867 unlinks in 120 seconds: 132.225006 unlinks/second