== sanity test 51f: check many open files limit ========== 14:34:13 (1787855653)
striped dir -i1 -c2 -H crush  /mnt/lustre/d51f.sanity
MDT1 numfree=    1022011, max=100000
changed ulimit from 1024 to 100020
 - open/keep 927 (time 1787855668.93 total 10.01 last 92.61)
 - open/keep 1986 (time 1787855678.93 total 20.01 last 105.90)
 - open/keep 3067 (time 1787855688.93 total 30.01 last 108.09)
 - open/keep 4124 (time 1787855698.94 total 40.02 last 105.62)
 - open/keep 5189 (time 1787855708.95 total 50.03 last 106.41)
 - open/keep 6452 (time 1787855718.95 total 60.03 last 126.23)
 - open/keep 7648 (time 1787855728.97 total 70.05 last 119.39)
 - open/keep 8727 (time 1787855738.98 total 80.06 last 107.82)
 - open/keep 9837 (time 1787855748.99 total 90.07 last 110.88)
 - open/keep 10841 (time 1787855759.01 total 100.09 last 100.22)
 - open/keep 11918 (time 1787855769.01 total 110.09 last 107.64)
total: 12891 open/keep in 120.00 seconds: 107.42 ops/second
 - closed 1463 (time 1787855788.93 total 10.00 last -1045.21)
 - closed 3445 (time 1787855798.94 total 20.01 last 198.07)
 - closed 5215 (time 1787855808.94 total 30.01 last 176.97)
 - closed 6772 (time 1787855818.96 total 40.03 last 155.43)
 - closed 8234 (time 1787855828.96 total 50.03 last 146.19)
 - closed 9832 (time 1787855838.96 total 60.03 last 159.75)
 - closed 10000 (time 1787855839.88 total 60.95 last 182.66)
 - closed 11835 (time 1787855849.89 total 70.96 last 183.38)
total: 12891 close in 76.61 seconds: 168.28 close/second
 - unlinked 0 (time 1787855860 ; total 0 ; last 0)
 - unlinked 10000 (time 1787855947 ; total 87 ; last 87)
unlink(/mnt/lustre/d51f.sanity/f12891) error: No such file or directory
total: 12891 unlinks in 112 seconds: 115.098213 unlinks/second