== sanity test 51f: check many open files limit ========== 04:01:30 (1788940890)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d51f.sanity
MDT1 numfree=    1022018, max=100000
changed ulimit from 1024 to 100020
 - open/keep 986 (time 1788940905.84 total 10.01 last 98.49)
 - open/keep 1940 (time 1788940915.84 total 20.01 last 95.38)
 - open/keep 2934 (time 1788940925.84 total 30.01 last 99.39)
 - open/keep 4032 (time 1788940935.84 total 40.01 last 109.80)
 - open/keep 5045 (time 1788940945.86 total 50.03 last 101.13)
 - open/keep 5990 (time 1788940955.87 total 60.04 last 94.44)
 - open/keep 6757 (time 1788940965.87 total 70.04 last 76.69)
 - open/keep 7684 (time 1788940975.87 total 80.04 last 92.64)
 - open/keep 8669 (time 1788940985.88 total 90.05 last 98.46)
 - open/keep 9711 (time 1788940995.90 total 100.07 last 104.00)
 - open/keep 10000 (time 1788940998.65 total 102.82 last 104.88)
 - open/keep 11058 (time 1788941008.66 total 112.83 last 105.74)
total: 11770 open/keep in 120.00 seconds: 98.08 ops/second
 - closed 1311 (time 1788941025.84 total 10.00 last -974.30)
 - closed 2494 (time 1788941035.84 total 20.01 last 118.27)
 - closed 3889 (time 1788941045.84 total 30.01 last 139.49)
 - closed 5445 (time 1788941055.84 total 40.01 last 155.57)
 - closed 6945 (time 1788941065.87 total 50.03 last 149.67)
 - closed 8272 (time 1788941075.88 total 60.04 last 132.57)
 - closed 9535 (time 1788941085.88 total 70.05 last 126.23)
 - closed 10000 (time 1788941089.35 total 73.52 last 134.08)
 - closed 11320 (time 1788941099.36 total 83.52 last 131.88)
total: 11770 close in 86.99 seconds: 135.30 close/second
 - unlinked 0 (time 1788941108 ; total 0 ; last 0)
 - unlinked 10000 (time 1788941189 ; total 81 ; last 81)
unlink(/mnt/lustre/d51f.sanity/f11770) error: No such file or directory
total: 11770 unlinks in 95 seconds: 123.894737 unlinks/second