实用的lunix命令
LINUX常用命令 命令说明 ps -ef查看进程进程例如 ps -ef|grep java tar压缩(cvf),解压(xvf)命令;tar -cvf test.tar test; sz下载(secureCrt) rz界面化上传 putSFTP 上传文件 getSFTP 获取文件 ls/ll查看文件列表：ls -l mv移动(重命名) 例如: mv test ../ cp拷贝 mkdir创建文件夹 rm删除 rm -rf xxx 循环删除 rmdir删除为空的文件夹,如果不为空,则不能删除 lsb_release -a查看服务器版本 tailtail -f System.out ps ax查看所有进程 vi文件查看与编辑 :q; :wq; cat /proc/meminfo查看linux的硬件信息：内存参考结果如下:
$ cat /proc/meminfo|more
MemTotal: 8173976 kB
MemFree: 92680 kB
Buffers: 148812 kB
Cached: 6773032 kB
SwapCached: 0 kB
Active: 3142592 kB
Inactive: 4728296 kB
HighTotal: 0 kB
HighFree: 0 kB
LowTotal: 8173976 kB
LowFree: 92680 kB
SwapTotal: 6094840 kB
SwapFree: 6094696 kB
Dirty: 60 kB
Writeback: 0 kB
AnonPages: 949292 kB
Mapped: 70992 kB
Slab: 166112 kB
PageTables: 11532 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
CommitLimit: 10181828 kB
Committed_AS: 2270564 kB
VmallocTotal: 34359738367 kB
VmallocUsed: 265924 kB
VmallocChunk: 34359472395 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
Hugepagesize: 2048 kB cat /proc/cpuinfo查看linux的硬件信息：CPU ssh wgetwget www.163.com
# wget www.163.com
--2012-04-12 09:35:46-- http://www.163.com/
Resolving www.163.com... 58.222.24.238
Connecting to www.163.com|58.222.24.238|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: unspecified
Saving to: `index.html.5' ] 357,162 598K/s in 0.6s
2012-04-12 09:35:46 (598 KB/s) - `index.html.5' saved ifconfig获取ip地址信息 eg:ifconfig -a
eg:# ifconfig -a
eth0 Link encap:Ethernet HWaddr 5C:F3:FC:7A:CC:98
inet addr:192.168.5.74 Bcast:192.168.5.255 Mask:255.255.255.0
inet6 addr: fe80::5ef3:fcff:fe7a:cc98/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1160511263 errors:0 dropped:0 overruns:0 frame:0
TX packets:897237817 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:828082450640 (771.2 GiB) TX bytes:141313605366 (131.6 GiB)
Interrupt:193 Memory:92000000-92012800 man查看说明文档 例如：man ps uname查看系统版本:Linux/SunOs pwd grep按照一定的规则来进行文件内的查找。下面语句是把查找的内容合并成一个文件
eg:grep 'com.wondertek.meeting.dao.impl.GroupPlanDetailDaoImpl' /wd/logs/meeting_catalina_out.log>my_grep_logs20120416.log
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