== sanity test 51f: check many open files limit ========== 11:55:33 (1737132933)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d51f.sanity
MDT1 numfree=1022441, max=100000
changed ulimit from 1024 to 100020
 - open/keep 9820 (time 1737132945.00 total 10.00 last 981.93)
 - open/keep 18107 (time 1737132955.00 total 20.00 last 828.67)
 - open/keep 27387 (time 1737132965.01 total 30.00 last 927.91)
 - open/keep 30000 (time 1737132967.88 total 32.88 last 908.32)
 - open/keep 38947 (time 1737132977.88 total 42.88 last 894.66)
 - open/keep 48359 (time 1737132987.88 total 52.88 last 941.20)
 - open/keep 56562 (time 1737132997.88 total 62.88 last 820.24)
 - open/keep 60000 (time 1737133001.53 total 66.53 last 941.78)
 - open/keep 69071 (time 1737133011.54 total 76.53 last 907.03)
 - open/keep 77918 (time 1737133021.54 total 86.53 last 884.69)
 - open/keep 80000 (time 1737133023.78 total 88.78 last 925.44)
 - open/keep 89158 (time 1737133033.79 total 98.78 last 915.77)
 - open/keep 98242 (time 1737133043.79 total 108.78 last 908.38)
total: 100000 open/keep in 111.00 seconds: 900.87 ops/second
 - closed 10000 (time 1737133054.67 total 8.66 last -10190.15)
 - closed 20000 (time 1737133063.98 total 17.97 last 1074.29)
 - closed 30000 (time 1737133071.90 total 25.89 last 1261.91)
 - closed 40000 (time 1737133079.88 total 33.87 last 1253.66)
 - closed 50000 (time 1737133087.78 total 41.77 last 1265.00)
 - closed 60000 (time 1737133095.55 total 49.54 last 1287.15)
 - closed 70000 (time 1737133103.24 total 57.23 last 1300.50)
 - closed 80000 (time 1737133111.60 total 65.59 last 1196.04)
 - closed 90000 (time 1737133120.74 total 74.74 last 1093.81)
total: 100000 close in 83.85 seconds: 1192.63 close/second
 - unlinked 0 (time 1737133130 ; total 0 ; last 0)
 - unlinked 10000 (time 1737133145 ; total 15 ; last 15)
 - unlinked 20000 (time 1737133156 ; total 26 ; last 11)
 - unlinked 30000 (time 1737133167 ; total 37 ; last 11)
 - unlinked 40000 (time 1737133179 ; total 49 ; last 12)
 - unlinked 50000 (time 1737133188 ; total 58 ; last 9)
 - unlinked 60000 (time 1737133197 ; total 67 ; last 9)
 - unlinked 70000 (time 1737133207 ; total 77 ; last 10)
 - unlinked 80000 (time 1737133217 ; total 87 ; last 10)
 - unlinked 90000 (time 1737133235 ; total 105 ; last 18)
total: 100000 unlinks in 114 seconds: 877.192993 unlinks/second