tmp
wangzhengquan
2021-01-22 4c73fd7179e92bee9cccb65e46823b00f568acb3
1
2
3
4
5
6
ipcrm -a
rm *.txt
./test_lostdata
sort -n c.txt  > c1.txt
sort -n p.txt  > p1.txt
diff -u p1.txt c1.txt