发布时间:2013-10-21 16:01:35
如下所示,test用户是我这边屏蔽的用户vi /etc/passwd,在要屏蔽登陆的用户后面添加:/sbin/nologin(注意,是:/sbin/nologin,有":"的)oracle:x:500:500::/home/oracle:/bin/bashtest:x:501:502::/home/test:/bin/bash:/sbin/nologin这样用test用户就登陆不了Linux系统了。.........【阅读全文】
发布时间:2013-10-20 10:58:21
系统支持的连接数:(System physical Memory - OS memory - SGA memory - PGA memory) / 20......【阅读全文】
发布时间:2013-10-13 18:30:44
[root@master ~]# free -m total used free shared buffers cachedMem: 2009 1999 9 .........【阅读全文】
发布时间:2013-10-13 17:36:42
首先去http://www.tuxera.com/community/ntfs-3g-download/下载ntfs-3g_ntfsprogs-2013.1.13.tgz解压后#./configure#make#make install[root@master ~]# fdisk -lDisk /dev/sda: 64.4 GB, 64424509440 bytes255 heads, 63 sectors/track, 7832 cylindersUnits = cylinders of 16065 * 512 = 8225280 bytes&n.........【阅读全文】
发布时间:2013-10-06 00:11:11
hadoop 编写一个copy java程序,执行命令的时候报错![hadoop@master test]$ hadoop jar /home/hadoop/hadoopCopyToHdfs.jar com.icitic.hadoop.hdfs.CopyToHdfs13/10/05 23:49:03 INFO security.Groups: Group mapping impl=org.apache.hadoop.security.ShellBasedUnixGroupsMapping; cacheTimeout=30000013/10/05 23:4.........【阅读全文】