10000条数据删除速率对比 find 自带的delete参数更胜一筹

for i in {1..10000};do echo hello >> $i.txt;done

# 直接使用rm 
[root@xui test]# time rm -rf *

real    0m0.229s
user    0m0.036s
sys     0m0.188s

# exec
[root@xui test]# time find . -type f -exec rm {} \;

real    0m11.225s
user    0m3.229s
sys     0m7.611s

#xargs
[root@xui test]# time find . -type f |xargs rm

real    0m0.215s
user    0m0.025s
sys     0m0.190s

#find delete
[root@xui test]# time find . -type f -delete

real    0m0.191s
user    0m0.014s
sys     0m0.174s