== sanity test 51f: check many open files limit ========== 10:47:59 (1784126879)
MDT0 numfree=     534709, max=100000
changed ulimit from 1024 to 100020
 - open/keep 5903 (time 1784126890.67 total 10.00 last 590.27)
 - open/keep 10000 (time 1784126898.71 total 18.04 last 509.37)
 - open/keep 14645 (time 1784126908.72 total 28.05 last 464.36)
 - open/keep 19306 (time 1784126918.72 total 38.05 last 466.08)
 - open/keep 24542 (time 1784126928.72 total 48.05 last 523.56)
 - open/keep 30000 (time 1784126938.00 total 57.33 last 587.96)
 - open/keep 35132 (time 1784126948.00 total 67.33 last 513.17)
 - open/keep 40000 (time 1784126957.09 total 76.42 last 535.49)
 - open/keep 44627 (time 1784126967.09 total 86.42 last 462.67)
 - open/keep 49715 (time 1784126977.09 total 96.42 last 508.72)
 - open/keep 54350 (time 1784126987.10 total 106.43 last 463.42)
 - open/keep 59491 (time 1784126997.10 total 116.43 last 514.08)
total: 61506 open/keep in 120.00 seconds: 512.54 ops/second
 - closed 9246 (time 1784127010.67 total 10.00 last -5024.10)
 - closed 10000 (time 1784127011.33 total 10.66 last 1143.02)
 - closed 20000 (time 1784127020.20 total 19.53 last 1128.05)
 - closed 30000 (time 1784127029.18 total 28.51 last 1113.59)
 - closed 39569 (time 1784127039.18 total 38.51 last 956.89)
 - closed 40000 (time 1784127039.63 total 38.96 last 948.07)
 - closed 49722 (time 1784127049.63 total 48.96 last 972.18)
 - closed 50000 (time 1784127049.91 total 49.24 last 994.15)
 - closed 59251 (time 1784127059.91 total 59.24 last 925.06)
 - closed 60000 (time 1784127060.66 total 59.99 last 994.78)
total: 61506 close in 61.57 seconds: 999.02 close/second
 - unlinked 0 (time 1784127063 ; total 0 ; last 0)
 - unlinked 10000 (time 1784127082 ; total 19 ; last 19)
 - unlinked 20000 (time 1784127104 ; total 41 ; last 22)
 - unlinked 30000 (time 1784127125 ; total 62 ; last 21)
 - unlinked 40000 (time 1784127143 ; total 80 ; last 18)
 - unlinked 50000 (time 1784127161 ; total 98 ; last 18)
 - unlinked 60000 (time 1784127178 ; total 115 ; last 17)
unlink(/mnt/lustre/d51f.sanity/f61506) error: No such file or directory
total: 61506 unlinks in 118 seconds: 521.237305 unlinks/second