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61 lines
1.3 KiB
Markdown
61 lines
1.3 KiB
Markdown
+++
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title = "一些linux命令"
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date = 2023-01-06
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[taxonomies]
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tags=["linux"]
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+++
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### 带进度的wc -l
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```bash
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awk 'BEGIN {T=0} (T!=systime()) { printf "%s %s\n",NR,$0 ; T=systime()} END { print NR}'
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```
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#### 使用
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```bash
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cat file |awk 'BEGIN {T=0} (T!=systime()) { printf "%s %s\n",NR,$0 ; T=systime()} END { print NR}'
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```
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### losf 查找删除文件
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```bash
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lsof |grep delete | sort -nrk 7| more
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```
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### python 内存监测
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```bash
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pip install memray
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memray run --live -m module.file
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```
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### python cpu监测
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```bash
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pip install py-spy
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py-spy top --pid ${pid}
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```
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### 批量设置ssh自动登录
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```bash
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#!/bin/bash
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# FileName: auto-ssh-login.sh
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# Revision: 1.0
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# Date: 2020-03-25
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# Author: baige
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# Description: the script for auto-ssh-login
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while read host;do
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ip=`echo $host | cut -d " " -f1`
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username=`echo $host | cut -d " " -f2`
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password=`echo $host | cut -d " " -f3`
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expect <<EOF
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spawn ssh-copy-id -i $username@$ip
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expect {
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"yes/no" {send "yes\n";exp_continue}
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"password" {send "$password\n"}
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}
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expect eof
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EOF
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done < host.txt
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# host.txt 格式 如下
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## host1 username1 password1
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## host2 username2 password2
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``` |