vsftp 550 Create directory operation failed.
刚创建好的vsftp,在创建文件时提示 550 Create directory operation failed.错误,该目录下虚拟用户和组都有可写的的权限啊。后来翻阅文档,发现原来是SELINUX搞的鬼,原来只需要disable selinux就可以了。...
修改归档文件路劲
今天在刚安装完的应用上面,修改归档日志的路劲,顺便记录下:SQL> alter system set log_archive_dest_1='/u01/archive' scope=both;alter system set log_archive_dest_1='/u01/archive' scope=both*ERROR...
RMAN validation failed for control file copy
在RMAN中list copy of controlfile时,提示有个控制文件的有限性失败,查询后发现,dataguarg中的primary库记录了stangby的控制文件,而此时该文件并不存在:RMAN> crosscheck copy of controlfile;released...
linux date 用法
在linux shell编程中,经常用到日期的加减运算以前都是自己通过expr函数计算,很麻烦其实date命令本身提供了日期的加减运算非常方便。例如:得到昨天的时间date +%Y%m%d --date="-1 day"date 用法: date [OPTI...
Out of memory
环境:Ubuntu Server 12.04 i686问题描述:24G内存,空闲的有20G左右。但是内核老是报这个,动不动就杀程序 Jul 6 13:12:44 00098 kernel: [3112325.883069] ...
substr函数
使用substr截断数据 select sum(project_money) from CPP_MD_STOCK_PROJECT WHERE STOCK_MODE_FN ='20' AND substr(fdate,1,6)=201302 fdate数值 2013 01 16,使用substr将值解为2013 01...
Linux中find常见用法示例
·find path -option [ -print ] [ -exec -ok command ] {} \;find命令的参数;pathname: find命令所查找的...
ORA-01110: data file 12: '/home/oracle/perfstat.dbf'
今天下午在rac节点2做statspack的时候,不小心将perfstat表空间的dbf文件创建到了本地磁盘上,没有放到存储上。用户登录时候报错 SQL> select file_name from dba_data_files;ERROR:ORA-01157: cannot identi...
ORA-00257: archiver error. Connect internal only, until freed
今天使用oracle用户登录DB,报错ORA-00257: archiver error. Connect internal only, until freed 在切换日志后,发现alter system switch logifle Errors in file /u01/sys_software/grid/diag/rdb...
TNS-12505: TNS:listener does not currently know of SID given in connect desc
最近,我在使用jdbc连接oracle 据库时,发生如下错误:TNS-12505: TNS:listener does not currently know of SID given in connect descriptor26-JAN-2013 15:04:10 * (CONNECT_DATA=(SID=xhhdb)(CID=(PROGRAM=)(HOS...
ORA-12537: TNS:connection closed
SQL> conn sys/manager@xhhdb as sysdbaERROR:ORA-12537: TNS:connection closedWarning: You are no longer connected to ORACLE.SQL> ![oracle@rac1 ~]$ ls -l /u01/sys_software/grid/product/11.2.0/dbhome_1/...
ohasd failed to start at /u01/app/11.2.0/grid/crs/install/rootcrs.pl line 443
在Oracle Linux 6.2 上安装11.2.0.1 的RAC,在安装grid时执行root.sh 脚本,报错,如下:[root@rac1 ~]# /u01/sys_software/product/11.2.0/grid/root.sh Running Oracle 11g root.sh script...The following env...
`/root/.gvfs': Permission deniedcd .
今天用oracle登陆系统,使用df -TH命令时报错[oracle@jcdata1 ~]$ df -THFilesystem Type Size Used Avail Use% Mounted on/dev/sda3 &nb...