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lines changed Original file line number Diff line number Diff line change 1- # iostat
1+ iostat
2+ ===
23
34iostat命令被用于监视系统输入输出设备和CPU的使用情况。它的特点是汇报磁盘活动统计情况,同时也会汇报出CPU使用情况。同vmstat一样,iostat也有一个弱点,就是它不能对某个进程进行深入分析,仅对系统的整体情况进行分析。
45iowait 指在一个采样周期内有百分之几的时间是属于以下情况:CPU处于空闲状态并且至少有一个未完成的磁盘IO请求。
Original file line number Diff line number Diff line change 759759 "p" : " /fgrep" ,
760760 "d" : " 为文件搜索文字字符串"
761761 },
762+ "figlet" : {
763+ "n" : " figlet" ,
764+ "p" : " /figlet" ,
765+ "d" : " 字符串转为 “字画符”。"
766+ },
762767 "file" : {
763768 "n" : " file" ,
764769 "p" : " /file" ,
889894 "p" : " /gpasswd" ,
890895 "d" : " Linux下工作组文件的管理工具"
891896 },
897+ "gpg" : {
898+ "n" : " gpg" ,
899+ "p" : " /gpg" ,
900+ "d" : " 可用于签名、检查、加密或解密的工具"
901+ },
892902 "gpm" : {
893903 "n" : " gpm" ,
894904 "p" : " /gpm" ,
11221132 "iostat" : {
11231133 "n" : " iostat" ,
11241134 "p" : " /iostat" ,
1125- "d" : " 监视系统输入输出设备和CPU的使用情况 "
1135+ "d" : " iostat命令被用于监视系统输入输出设备和CPU的使用情况。它的特点是汇报磁盘活动统计情况,同时也会汇报出CPU使用情况。同vmstat一样,iostat也有一个弱点,就是它不能对某个进程进行深入分析,仅对系统的整体情况进行分析。iowait 指在一个采样周期内有百分之几的时间是属于以下情况:CPU处于空闲状态并且至少有一个未完成的磁盘IO请求。 "
11261136 },
11271137 "iotop" : {
11281138 "n" : " iotop" ,
16371647 "mtr" : {
16381648 "n" : " mtr" ,
16391649 "p" : " /mtr" ,
1640- "d" : " `mtr`结合了`traceroute`和 `ping`程序的功能,是一款简单的网络诊断工具。 "
1650+ "d" : " `mtr` 结合了 `traceroute` 和 `ping` 程序的功能,是一款简单的网络诊断工具"
16411651 },
16421652 "mv" : {
16431653 "n" : " mv" ,
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