centos tips

新增用户

groupadd dev
useradd -g dev laomie
passwd laomie

sudo权限设置，输入visudo，然后写入以下内容 laomie ALL=(ALL) ALL

安装python3

yum groupinstall "Development tools"
yum install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gdbm-devel db4-devel libpcap-devel xz-devel
vim /etc/ld.so.conf  (add '/usr/local/lib')
./configure --prefix=/usr/local --enable-shared
make
make altinstall
ln -s /usr/local/bin/python3.4 /usr/bin/python3
vim /usr/bin/yum  (change to '#!/usr/bin/python2.6')
ldconfig

yum install lapack lapack-devel blas blas-devel
pip3.4 install numpy
pip3.4 install scipy

运行yum报"/usr/lib64/python2.6/site-packages/pycurl.so"错误

export LD_LIBRARY_PATH=/usr/lib64:$LD_LIBRARY_PATH

安装svn

编辑/etc/yum.repos.d/wandisco-svn.repo

[WandiscoSVN]
name=Wandisco SVN Repo
baseurl=http://opensource.wandisco.com/centos/6/svn-1.8/RPMS/$basearch/
enabled=1
gpgcheck=0

安装

# yum clean all
# yum install subversion

安装mysql5.7

wget http://dev.mysql.com/get/mysql57-community-release-el6-7.noarch.rpm
yum localinstall mysql57-community-release-el6-7.noarch.rpm
yum repolist enabled | grep "mysql.*-community.*"
yum install mysql-community-server
mkdir -p /data/mysql/data
mkdir -p /data/mysql/share
mysql_install_db --datadir=/data/mysql/data --lc-messages-dir=/data/mysql/share

/etc/my.cnf做如下修改

[mysqld]
#datadir=/var/lib/mysql
datadir=/data/mysql/data

设置密码

chown -R mysql.mysql /data/mysql
service mysqld start
cat /root/.mysql_secret
# 输入cat显示的密码
mysqladmin -u root -h localhost password '123456' -p

升级curl

vim /etc/yum.repos.d/city-fan.repo

[CityFan]
name=City Fan Repo
baseurl=http://www.city-fan.org/ftp/contrib/yum-repo/rhel$releasever/$basearch/
enabled=1
gpgcheck=0

执行以下命令升级curl

yum install epel-release -y
yum update curl.x86_64

升级gcc

wget http://people.centos.org/tru/devtools-2/devtools-2.repo -O /etc/yum.repos.d/devtools-2.repo
yum install devtoolset-2-gcc devtoolset-2-binutils
yum install devtoolset-2-gcc-gfortran
yum install devtoolset-2-gcc-c++

export CC=/opt/rh/devtoolset-2/root/usr/bin/gcc
export CPP=/opt/rh/devtoolset-2/root/usr/bin/cpp
export CXX=/opt/rh/devtoolset-2/root/usr/bin/c++

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