SSH登录后系统不停刷日志-bash: /usr/bin/xxx: Argument list too long错误

问题

本周收到技术同事反馈SSH连接登录虚拟机很慢很慢，登录完成后就疯狂报错，-bash: /usr/bin/xxx: Argument list too long错误。

解决

同事反馈是刚刚批量执行一个脚本后重新登录就出现这种错误，我通过查看脚本，发现是修改了/etc/profile全局文件，文件末尾添加了source /etc/profile。

通过去掉此刷新全局变量的shell语句后恢复正常。

/etc/profile是系统级别环境变量谨慎修改

错误日志

-bash: /usr/bin/id: Argument list too long
-bash: /usr/bin/awk: Argument list too long
-bash: /usr/bin/sed: Argument list too long
-bash: /usr/bin/whoami: Argument list too long
-bash: /usr/bin/id: Argument list too long
-bash: /usr/bin/id: Argument list too long
-bash: /usr/bin/id: Argument list too long
-bash: /usr/libexec/grepconf.sh: Argument list too long
-bash: /usr/bin/tty: Argument list too long
-bash: /usr/bin/awk: Argument list too long
-bash: /usr/bin/who: Argument list too long
-bash: /usr/bin/id: Argument list too long
-bash: /usr/libexec/grepconf.sh: Argument list too long
-bash: /usr/bin/tty: Argument list too long
-bash: /usr/bin/who: Argument list too long
-bash: /usr/bin/awk: Argument list too long
-bash: /usr/bin/id: Argument list too long
-bash: /usr/bin/sed: Argument list too long
-bash: /usr/bin/awk: Argument list too long
-bash: /usr/bin/whoami: Argument list too long
-bash: /usr/bin/id: Argument list too long
-bash: /usr/bin/id: Argument list too long
-bash: /usr/bin/id: Argument list too long
-bash: /usr/libexec/grepconf.sh: Argument list too long
-bash: /usr/bin/tty: Argument list too long
-bash: /usr/bin/who: Argument list too long
-bash: /usr/bin/awk: Argument list too long
-bash: /usr/bin/id: Argument list too long
-bash: /usr/bin/awk: Argument list too long
-bash: /usr/bin/sed: Argument list too long
-bash: /usr/bin/whoami: Argument list too long
-bash: /usr/bin/id: Argument list too long
-bash: /usr/bin/id: Argument list too long
-bash: /usr/bin/id: Argument list too long