== sanity test 51f: check many open files limit ========== 19:11:41 (1786835501)
striped dir -i1 -c2 -H all_char  /mnt/lustre/d51f.sanity
MDT1 numfree=    1022008, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1920 (time 1786835514.03 total 10.00 last 191.94)
 - open/keep 3883 (time 1786835524.04 total 20.01 last 196.22)
 - open/keep 5887 (time 1786835534.04 total 30.01 last 200.38)
 - open/keep 7950 (time 1786835544.04 total 40.01 last 206.26)
 - open/keep 10000 (time 1786835553.88 total 49.85 last 208.42)
 - open/keep 12268 (time 1786835563.88 total 59.85 last 226.79)
 - open/keep 14711 (time 1786835573.88 total 69.85 last 244.27)
 - open/keep 17074 (time 1786835583.88 total 79.85 last 236.19)
 - open/keep 19228 (time 1786835593.89 total 89.85 last 215.38)
 - open/keep 20000 (time 1786835596.98 total 92.95 last 249.31)
 - open/keep 22188 (time 1786835606.99 total 102.95 last 218.69)
 - open/keep 24423 (time 1786835616.99 total 112.96 last 223.43)
total: 26003 open/keep in 120.00 seconds: 216.69 ops/second
 - closed 4077 (time 1786835634.04 total 10.00 last -2034.47)
 - closed 7497 (time 1786835644.04 total 20.00 last 342.00)
 - closed 10000 (time 1786835652.50 total 28.47 last 295.68)
 - closed 13173 (time 1786835662.50 total 38.47 last 317.25)
 - closed 16481 (time 1786835672.50 total 48.47 last 330.75)
 - closed 19853 (time 1786835682.50 total 58.47 last 337.19)
 - closed 20000 (time 1786835682.81 total 58.78 last 475.32)
 - closed 23409 (time 1786835692.82 total 68.78 last 340.84)
total: 26003 close in 76.82 seconds: 338.47 close/second
 - unlinked 0 (time 1786835703 ; total 0 ; last 0)
 - unlinked 10000 (time 1786835745 ; total 42 ; last 42)
 - unlinked 20000 (time 1786835789 ; total 86 ; last 44)
unlink(/mnt/lustre/d51f.sanity/f26003) error: No such file or directory
total: 26003 unlinks in 112 seconds: 232.169647 unlinks/second