Category: Linux

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How To Configure Static IP On CentOS 6

Configure eth0 vi /etc/sysconfig/network-scripts/ifcfg-eth0 DEVICE=”eth0″ NM_CONTROLLED=”yes” ONBOOT=yes HWADDR=A4:BA:DB:37:F1:04 TYPE=Ethernet BOOTPROTO=static NAME=”System eth0″ UUID=5fb06bd0-0bb0-7ffb-45f1-d6edd65f3e03 IPADDR=192.168.1.44 NETMASK=255.255.255.0 ## Configure Default Gateway # vi /etc/sysconfig/network NETWORKING=yes HOSTNAME=centos6 GATEWAY=192.168.1.1 ## Restart Network Interface # /etc/init.d/network restart ## Configure DNS Server # vi /etc/resolv.conf nameserver 8.8.8.8 # Replace with your nameserver ip nameserver 192.168.1.1 # Replace with your nameserver ip

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Linux VPS添加SWAP(交换分区)

Linux VPS添加SWAP(交换分区) 1.进入目录 cd /var/ 2.获取要增加的SWAP文件块(这里以1GB为例) dd if=/dev/zero of=swapfile bs=1024 count=1038336 2G dd if=/dev/zero of=swapfile bs=2048 count=2097152 3.创建SWAP文件 /sbin/mkswap swapfile 4.激活SWAP文件 /sbin/swapon swapfile 5.查看SWAP信息是否正确 /sbin/swapon –s 6.添加到fstab文件中让系统引导时自动启动 echo “/var/swapfile swap swap defaults 0 0” >>/etc/fstab 上面这步也可以修改/etc/fstab，末尾加入/var/swapfile swap swap defaults 0 0 7.查看是否挂载成功 free -m 一次性安装代码 cd /var/ dd if=/dev/zero of=swapfile bs=1024 count=1038336 /sbin/mkswap swapfile /sbin/swapon …

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Nginx 502 Bad Gateway solution

1.FastCGI take long time, you need add this configs to nginx.conf fastcgi_connect_timeout 300; fastcgi_send_timeout 300; fastcgi_read_timeout 300; 2 FastCGI Buffer not enough, add to nginx.conf fastcgi_buffer_size 32k; fastcgi_buffers 8 32k; 3. Proxy Buffer not enough, add to nginx.conf proxy_buffer_size 16k; proxy_buffers 4 16k; 4. php-fpm log size more then 2G

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Set Up vsftpd on CentOS 6 and CentOS 7

You can quickly install vsftpd on your virtual private server in the command line: sudo yum install vsftpd We also need to install the FTP client, so that we can connect to an FTP server: sudo yum install ftp Once the files finish downloading, vsftpd will be on your VPS. Generally speaking, the virtual private …

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Warning: include_once(): Unable to allocate memory for pool

/etc/php.d/apc.ini For the people having this problem, please specify you .ini settings. Specifically your apc.mmap_file_mask setting. For file-backed mmap, it should be set to something like: apc.mmap_file_mask=/tmp/apc.XXXXXX To mmap directly from /dev/zero, use: apc.mmap_file_mask=/dev/zero For POSIX-compliant shared-memory-backed mmap, use: apc.mmap_file_mask=/apc.shm.XXXXXX

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