SSH服务器提示fork:cannot allocate memory,free查看内存还有。

Linux -bash: fork: Cannot allocate memory错误处理_系统恢复

 

查看最大进程数 sysctl kernel.pid_max

Linux -bash: fork: Cannot allocate memory错误处理_系统恢复_02

ps -eLf | wc -l查看 进 程数

Linux -bash: fork: Cannot allocate memory错误处理_系统恢复_03

 确认是 进 程数满了

修改最大 进 程数后系统恢复

echo 1000000 > /proc/sys/kernel/pid_max

永久生效

echo "kernel.pid_max=1000000 " >> /etc/sysctl.conf
sysctl -p