== sanity test 51f: check many open files limit ========== 10:15:15 (1787580915)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d51f.sanity
MDT1 numfree=1021965, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1189 (time 1787580929.39 total 10.00 last 118.89)
 - open/keep 2455 (time 1787580939.39 total 20.00 last 126.56)
 - open/keep 3576 (time 1787580949.40 total 30.01 last 112.00)
 - open/keep 4853 (time 1787580959.40 total 40.02 last 127.66)
 - open/keep 5983 (time 1787580969.41 total 50.03 last 112.84)
 - open/keep 7220 (time 1787580979.42 total 60.03 last 123.67)
 - open/keep 8366 (time 1787580989.42 total 70.04 last 114.52)
 - open/keep 9341 (time 1787580999.43 total 80.04 last 97.47)
 - open/keep 10000 (time 1787581005.14 total 85.76 last 115.27)
 - open/keep 11282 (time 1787581015.15 total 95.76 last 128.16)
 - open/keep 12486 (time 1787581025.17 total 105.78 last 120.16)
 - open/keep 13453 (time 1787581035.17 total 115.79 last 96.64)
total: 13876 open/keep in 120.01 seconds: 115.63 ops/second
 - closed 1733 (time 1787581049.39 total 10.00 last -1171.83)
 - closed 3357 (time 1787581059.40 total 20.01 last 162.34)
 - closed 5138 (time 1787581069.40 total 30.01 last 178.00)
 - closed 6900 (time 1787581079.40 total 40.01 last 176.20)
 - closed 8619 (time 1787581089.40 total 50.01 last 171.89)
 - closed 10000 (time 1787581096.54 total 57.15 last 193.57)
 - closed 11525 (time 1787581106.54 total 67.15 last 152.41)
 - closed 12914 (time 1787581116.55 total 77.15 last 138.87)
total: 13876 close in 82.66 seconds: 167.87 close/second
 - unlinked 0 (time 1787581126 ; total 0 ; last 0)
 - unlinked 10000 (time 1787581204 ; total 78 ; last 78)
unlink(/mnt/lustre/d51f.sanity/f13876) error: No such file or directory
total: 13876 unlinks in 108 seconds: 128.481476 unlinks/second