== sanity test 51f: check many open files limit ========== 01:22:13 (1789795333)
striped dir -i1 -c2 -H crush  /mnt/lustre/d51f.sanity
MDT1 numfree=1022020, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2065 (time 1789795345.85 total 10.00 last 206.49)
 - open/keep 4151 (time 1789795355.86 total 20.01 last 208.50)
 - open/keep 6072 (time 1789795365.86 total 30.01 last 192.06)
 - open/keep 8151 (time 1789795375.86 total 40.01 last 207.90)
 - open/keep 10000 (time 1789795385.41 total 49.56 last 193.56)
 - open/keep 11910 (time 1789795395.41 total 59.56 last 190.99)
 - open/keep 13770 (time 1789795405.42 total 69.56 last 185.92)
 - open/keep 15738 (time 1789795415.42 total 79.57 last 196.77)
 - open/keep 17763 (time 1789795425.42 total 89.57 last 202.42)
 - open/keep 19571 (time 1789795435.42 total 99.57 last 180.75)
 - open/keep 20000 (time 1789795437.58 total 101.72 last 199.41)
 - open/keep 22092 (time 1789795447.58 total 111.73 last 209.17)
total: 23558 open/keep in 120.01 seconds: 196.30 ops/second
 - closed 2764 (time 1789795465.86 total 10.00 last -1932.33)
 - closed 5411 (time 1789795475.87 total 20.01 last 264.60)
 - closed 8379 (time 1789795485.87 total 30.01 last 296.64)
 - closed 10000 (time 1789795491.65 total 35.79 last 280.40)
 - closed 12622 (time 1789795501.66 total 45.80 last 262.12)
 - closed 15519 (time 1789795511.66 total 55.80 last 289.62)
 - closed 18288 (time 1789795521.66 total 65.80 last 276.77)
 - closed 20000 (time 1789795528.29 total 72.43 last 258.50)
 - closed 22544 (time 1789795538.29 total 82.43 last 254.36)
total: 23558 close in 85.97 seconds: 274.03 close/second
 - unlinked 0 (time 1789795544 ; total 0 ; last 0)
 - unlinked 10000 (time 1789795591 ; total 47 ; last 47)
 - unlinked 20000 (time 1789795630 ; total 86 ; last 39)
unlink(/mnt/lustre/d51f.sanity/f23558) error: No such file or directory
total: 23558 unlinks in 99 seconds: 237.959595 unlinks/second