Updated Benchmarks from jinleileiking (markdown)

Benchmarks-from-jinleileiking.md

@@ -12,6 +12,7 @@ env:
     * 128G mem
 * run benchmark from 1pc 
 * fio 顺序写 iops 18k `fio -filename=./a -direct=1 -iodepth 1 -thread -rw=write -ioengine=psync -bs=16k -size=1G -numjobs=30 -runtime=1000 -group_reporting -name=mytest`
+* 随机写2k
 
 测试命令