== sanity test 51f: check many open files limit ========== 11:47:31 (1772470051)
MDT0 numfree=     492991 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1191 (time 1772470066.00 total 10.00 last 119.05)
 - open/keep 2642 (time 1772470076.01 total 20.01 last 144.97)
 - open/keep 4024 (time 1772470086.01 total 30.02 last 138.16)
 - open/keep 5507 (time 1772470096.02 total 40.02 last 148.25)
 - open/keep 6990 (time 1772470106.02 total 50.02 last 148.27)
 - open/keep 8251 (time 1772470116.02 total 60.02 last 126.07)
 - open/keep 9567 (time 1772470126.02 total 70.03 last 131.55)
 - open/keep 10000 (time 1772470128.99 total 73.00 last 145.78)
 - open/keep 11284 (time 1772470139.00 total 83.00 last 128.37)
 - open/keep 12475 (time 1772470149.00 total 93.00 last 119.06)
 - open/keep 13954 (time 1772470159.00 total 103.01 last 147.83)
 - open/keep 15271 (time 1772470169.01 total 113.01 last 131.64)
total: 16218 open/keep in 120.01 seconds: 135.14 ops/second
 - closed 2530 (time 1772470186.01 total 10.00 last -1273.83)
 - closed 4755 (time 1772470196.01 total 20.01 last 222.35)
 - closed 6698 (time 1772470206.01 total 30.01 last 194.26)
 - closed 9032 (time 1772470216.02 total 40.02 last 233.29)
 - closed 10000 (time 1772470222.09 total 46.09 last 159.40)
 - closed 12482 (time 1772470232.09 total 56.09 last 248.15)
 - closed 15234 (time 1772470242.11 total 66.10 last 274.86)
total: 16218 close in 69.98 seconds: 231.76 close/second
 - unlinked 0 (time 1772470250 ; total 0 ; last 0)
 - unlinked 10000 (time 1772470319 ; total 69 ; last 69)
unlink(/mnt/lustre/d51f.sanity/f16218) error: No such file or directory
total: 16218 unlinks in 111 seconds: 146.108109 unlinks/second