== sanity test 51f: check many open files limit ========== 15:31:32 (1790105492)
MDT0 numfree=531749, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1357 (time 1790105507.22 total 10.00 last 135.65)
 - open/keep 2840 (time 1790105517.22 total 20.01 last 148.27)
 - open/keep 4159 (time 1790105527.23 total 30.01 last 131.82)
 - open/keep 5649 (time 1790105537.23 total 40.01 last 148.95)
 - open/keep 6918 (time 1790105547.24 total 50.02 last 126.77)
 - open/keep 8484 (time 1790105557.25 total 60.03 last 156.56)
 - open/keep 9899 (time 1790105567.25 total 70.03 last 141.49)
 - open/keep 11423 (time 1790105577.26 total 80.04 last 152.26)
 - open/keep 13198 (time 1790105587.26 total 90.04 last 177.45)
 - open/keep 14502 (time 1790105597.27 total 100.05 last 130.29)
 - open/keep 15902 (time 1790105607.27 total 110.05 last 140.00)
total: 17143 open/keep in 120.00 seconds: 142.85 ops/second
 - closed 2476 (time 1790105627.23 total 10.01 last -1341.52)
 - closed 4782 (time 1790105637.23 total 20.01 last 230.58)
 - closed 6238 (time 1790105647.23 total 30.01 last 145.58)
 - closed 8050 (time 1790105657.23 total 40.01 last 181.20)
 - closed 10000 (time 1790105665.07 total 47.84 last 248.92)
 - closed 12570 (time 1790105675.07 total 57.85 last 256.92)
 - closed 14629 (time 1790105685.07 total 67.85 last 205.90)
 - closed 16788 (time 1790105695.07 total 77.85 last 215.84)
total: 17143 close in 79.76 seconds: 214.93 close/second
 - unlinked 0 (time 1790105702 ; total 0 ; last 0)
 - unlinked 10000 (time 1790105776 ; total 74 ; last 74)
unlink(/mnt/lustre/d51f.sanity/f17143) error: No such file or directory
total: 17143 unlinks in 124 seconds: 138.250000 unlinks/second