== sanity test 51f: check many open files limit ========== 19:24:38 (1781220278)
MDT0 numfree=     534709, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2646 (time 1781220290.38 total 10.00 last 264.50)
 - open/keep 5381 (time 1781220300.38 total 20.01 last 273.46)
 - open/keep 8378 (time 1781220310.38 total 30.01 last 299.70)
 - open/keep 10000 (time 1781220316.05 total 35.67 last 286.13)
 - open/keep 12702 (time 1781220326.05 total 45.68 last 270.13)
 - open/keep 15159 (time 1781220336.06 total 55.68 last 245.59)
 - open/keep 17402 (time 1781220346.06 total 65.68 last 224.25)
 - open/keep 19360 (time 1781220356.06 total 75.68 last 195.79)
 - open/keep 20000 (time 1781220358.91 total 78.54 last 224.25)
 - open/keep 22305 (time 1781220368.91 total 88.54 last 230.46)
 - open/keep 24491 (time 1781220378.92 total 98.54 last 218.53)
 - open/keep 26668 (time 1781220388.92 total 108.54 last 217.65)
 - open/keep 29171 (time 1781220398.92 total 118.55 last 250.17)
total: 29535 open/keep in 120.00 seconds: 246.12 ops/second
 - closed 3938 (time 1781220410.38 total 10.00 last -2522.84)
 - closed 8483 (time 1781220420.38 total 20.01 last 454.36)
 - closed 10000 (time 1781220423.74 total 23.37 last 451.08)
 - closed 14030 (time 1781220433.75 total 33.37 last 402.91)
 - closed 17343 (time 1781220443.75 total 43.37 last 331.27)
 - closed 20000 (time 1781220451.12 total 50.74 last 360.37)
 - closed 23346 (time 1781220461.12 total 60.75 last 334.56)
 - closed 26836 (time 1781220471.13 total 70.75 last 348.90)
total: 29535 close in 78.11 seconds: 378.10 close/second
 - unlinked 0 (time 1781220480 ; total 0 ; last 0)
 - unlinked 10000 (time 1781220522 ; total 42 ; last 42)
 - unlinked 20000 (time 1781220570 ; total 90 ; last 48)
unlink(/mnt/lustre/d51f.sanity/f29535) error: No such file or directory
total: 29535 unlinks in 133 seconds: 222.067673 unlinks/second