grep and awk and print
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ps -ef |grep "/bin/csh/ loop.sh" | grep -v "grep" | awk '{print $2}'>a.txt
1、grep -v "grep" 指不含grep 自身进程外的进程
2、awk是抓列的,如果不指定分隔符的话,默认以空格分割,-F来指定分割符,你比如:
echo "aaa bbb" | awk '{print $2}' 结果为bbb
echo "aaa|bbb" | awk -F '|' '{print $2}' 结果为bbb
3、a.txt 将内容输入到a.txt中。
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