环境：contos 6.3 mysql 5.5.40

问题：

MYSQL启动时查看myslq日志（ vi /var/log/mysqld.log ）记录错误：

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环境：contos 6.3 php 5.3.3

问题：

PHP安装 memcached 扩展遇到如下错误：

pecl install memcached
libmemcached directory [no]:
checking whether libmemcached supports sasl… no
configure: error: no, libmemcached sasl support is not enabled. Run configure with –disable-memcached-sasl to disable this check
ERROR: '/tmp/pear/temp/memcached/configure –with-libmemcached-dir=no' failed

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