linux:basic
差異處
這裏顯示兩個版本的差異處。
| Both sides previous revision 前次修改 下次修改 | 前次修改 | ||
|
linux:basic [2007/05/08 00:49] wenpei |
linux:basic [2010/04/06 12:19] (目前版本) wenpei |
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|---|---|---|---|
| 行 1: | 行 1: | ||
| + | ====== 關掉 console 下的蜂鳴器 ====== | ||
| + | sudo modprobe -r pcspkr | ||
| + | |||
| + | 或者用 sudo modconf，找到 drivers/input/misc/pcspkr.ko 並移除。 | ||
| + | |||
| ====== 家目錄的原始檔 ====== | ====== 家目錄的原始檔 ====== | ||
| /etc/skel | /etc/skel | ||
| 行 106: | 行 111: | ||
| scp [file] [username]@[host]:[path] | scp [file] [username]@[host]:[path] | ||
| example: | example: | ||
| - | scp make.conf fang@140.115.189.106: | + | scp make.conf user@192.168.1.2:~ |
| - | 主機後面要加一個「:」 | + | 主機後面要加一個「:」代表遠端的主機，「~」代表遠端的家目錄。 |
| ====== 透過 ssh 掛載遠端 filesystem ====== | ====== 透過 ssh 掛載遠端 filesystem ====== | ||
| 行 134: | 行 139: | ||
| ===== bmon ===== | ===== bmon ===== | ||
| ===== iftop ===== | ===== iftop ===== | ||
| + | ===== iptraf ===== | ||
| 行 204: | 行 210: | ||
| # uname -snrvm > /var/run/motd | # uname -snrvm > /var/run/motd | ||
| # [ -f /etc/motd.tail ] && cat /etc/motd.tail >> /var/run/motd | # [ -f /etc/motd.tail ] && cat /etc/motd.tail >> /var/run/motd | ||
| + | |||
| + | ====== SSH 不檢查 key ====== | ||
| + | ~/.ssh/config | ||
| + | StrictHostKeyChecking no | ||
| + | |||
| + | ====== 備份指令 ====== | ||
| + | ===== bash ===== | ||
| + | http://blog.wu-boy.com/2006/12/10/52 | ||
| + | <code> | ||
| + | #!/bin/bash | ||
| + | date=`date +%Y-%m-%d` | ||
| + | RETENTION_PERIOD="7" | ||
| + | HEADER="Backup data" | ||
| + | remove_oldfiles(){ | ||
| + | echo "Removing directory $1 files older than $RETENTION_PERIOD days" | ||
| + | | wall | ||
| + | find $1 -type f -mtime +$2 -exec rm '{}' \; | ||
| + | } | ||
| + | |||
| + | BACKUPDIR="/home/appleboy /var/www/html" | ||
| + | back_www_dir="/backup01/www_data" | ||
| + | |||
| + | # | ||
| + | # 開始備份 | ||
| + | # | ||
| + | |||
| + | cd $back_www_dir | ||
| + | |||
| + | for TARGET in $BACKUPDIR | ||
| + | do | ||
| + | echo "System backup on $TARGET" | wall | ||
| + | BASENAME=`basename $TARGET` | ||
| + | |||
| + | tar -zcvf ${BASENAME}-${date}.tar.gz $TARGET 1>/dev/null | ||
| + | sleep 2 | ||
| + | done | ||
| + | |||
| + | # | ||
| + | # 刪除7天前的資料 | ||
| + | # | ||
| + | remove_oldfiles $back_www_dir $RETENTION_PERIOD | ||
| + | </code> | ||
| + | |||
| + | ====== Run commands on multiple machines ====== | ||
| + | Fanout and Fanterm: http://blog.wu-boy.com/2010/01/08/1950/ | ||
| + | |||
linux/basic.1178556563.txt.gz · 上一次變更: 2007/05/11 23:48 (外部編輯)
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