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Centos7 安装配置vsftpd,ftp 530 /ftp 500 报错解决方法首先安装vsftpd 软件，142  yum -y install vsftpd  143  systemctl enable vsftpd.service   144  systemctl start vsftpd.service 启用vsftpd 服务下面是添加ftpadmin 账号与ftp目录  145  userad...

    Centos6 配置openvpn,windows客户端   首先安装软件包。   1  yum -y install openvpn easy-rsa 复制配置文件    2  cp -R /usr/share/easy-rsa/ /etc/openvpn/    3  cp /usr/share/doc/o...

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告警日志介绍   告警日志文件是一类特殊的跟踪文件（trace file）。告警日志文件命名一般为alert_<SID>.log，其中SID为ORACLE数据库实例名称。数据库告警日志是按时间顺序记录message和错误信息。   告警日志位置 在ORACLE 10g中，BACKGROUND_DUMP_DEST参数确定了告警日志的位置，但是告警日志的文件名无法修改，告警日志的名称为：alert_<SID>.log ,其中<...

CentOS PPTPD VPN一键安装包 系统要求：CentOS 5 32bit/64bit。安装方法，登陆SSH后输入以下命令： CentOS 5.X专用： wget http://www.huzs.net/soft/pptp_onekey/pptpd5.sh sh pptpd5.sh CentOS 6.X专用： wget http://www.huzs.net/soft/pptp_onekey/pptpd6.s...

Install KVMInstalling Softaculous Virtualizor for Linux-KVM is very simple.Contents1 Requirements2 Partition Scheme3 Installation3.1 Installation Parameters4 Login5 Admin Panel6 Ports7 Create Storage8 Virtualizor Network in KVM9 Trouble Sho...

Install XenServerInstalling Softaculous Virtualizor for XenServer is very simple.Contents1 Requirements2 Partition Scheme3 Installation3.1 Installation Parameters4 Login5 Admin Panel6 PortsRequirements XenServer 6.2 or XenServer 6.5 YUMNot...

ESXI  VMotion fails at 10% with a memory resource error (1006408) Symptoms VMotion fails at 10% Cannot power on virtual machineThe vmware.log file for the virtual machine that fails to migrate contains messages similar to:Jul...

ESXI Vcenter Failed to power on VM "Admission check failed for memory resource"Posted by Mohammed Raffic on July 23, 2012 in Troubleshooting | 2977 Views When you try to power on the virtual machine in the ESXi host configured with the lo...