wangzhengquan
2020-07-10 d9cf1907baa8f5760c5d6e6a48d1ba7750cc77a9
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