update

wangzhengquan

2021-02-02 cb85aa8a8d02a3d6dc16e3f32e78da9e70f9c7f5

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ipcrm -a
rm *.txt
./test_lostdata
sort -n c.txt  > c1.txt
sort -n p.txt  > p1.txt
diff -u p1.txt c1.txt