== sanity test 51f: check many open files limit ========== 12:06:59 (1783958819)
MDT0 numfree=     534409, max=100000
changed ulimit from 1024 to 100020
 - open/keep 977 (time 1783958834.74 total 10.01 last 97.64)
 - open/keep 1996 (time 1783958844.75 total 20.02 last 101.76)
 - open/keep 3178 (time 1783958854.76 total 30.03 last 118.06)
 - open/keep 4320 (time 1783958864.77 total 40.03 last 114.16)
 - open/keep 5468 (time 1783958874.77 total 50.04 last 114.73)
 - open/keep 6471 (time 1783958884.77 total 60.04 last 100.30)
 - open/keep 7545 (time 1783958894.77 total 70.04 last 107.40)
 - open/keep 8709 (time 1783958904.78 total 80.05 last 116.35)
 - open/keep 9633 (time 1783958914.79 total 90.06 last 92.26)
 - open/keep 10000 (time 1783958918.53 total 93.79 last 98.30)
 - open/keep 10846 (time 1783958928.53 total 103.80 last 84.60)
 - open/keep 11708 (time 1783958938.54 total 113.81 last 86.06)
total: 12276 open/keep in 120.00 seconds: 102.30 ops/second
 - closed 1570 (time 1783958954.74 total 10.00 last -1013.59)
 - closed 3332 (time 1783958964.75 total 20.01 last 176.03)
 - closed 4945 (time 1783958974.76 total 30.02 last 161.20)
 - closed 6877 (time 1783958984.76 total 40.02 last 193.12)
 - closed 8903 (time 1783958994.76 total 50.03 last 202.51)
 - closed 10000 (time 1783958999.72 total 54.98 last 221.38)
 - closed 11775 (time 1783959009.72 total 64.98 last 177.46)
total: 12276 close in 67.31 seconds: 182.39 close/second
 - unlinked 0 (time 1783959017 ; total 0 ; last 0)
 - unlinked 10000 (time 1783959119 ; total 102 ; last 102)
unlink(/mnt/lustre/d51f.sanity/f12276) error: No such file or directory
total: 12276 unlinks in 126 seconds: 97.428574 unlinks/second