g5703129的博客

Elasticsearch启动报错解决方法1、机器内剩余内存较少，会启动失败，并且有类似如下报错：Java HotSpot(TM) 64-Bit Server VM warning:INFO: os::commit_memory(0x000000008a660000, 1973026816, 0) failed; error='Cannot allocate memory' (errno=12)这是因为es的jvm参数-Xmx和-Xms默认都为2G修改config下的jvm.option文件# v

#获取内存信息echo -e "\033[36m ---Start getting memory information... \033[0m"mem_info=$(free -m | awk '/Mem/ {printf "%.0f\n",$2/1024/2 }')if [ -z "$mem_info" ];then echo " Did not get the memory info,aborting" exit 1else if [ "$mem_i.

mysql安装#yum install mysql#yum install mysql-server#yum install mysql-devel安装mysql和mysql-devel都成功，但是安装mysql-server失败，如下：失败原因是 CentOS 7 版本将MySQL数据库软件从默认的程序列表中移除，用mariadb代替了。解决方法官网下载...