Centos7提示no space left on device时如何清理空间

1.可以通过清除系统日志来清理空间，输入以下命令即可清理对应文件
cat /dev/null > /var/log/syslogcat /dev/null > /var/adm/sylogcat /dev/null > /var/log/wtmpcat /dev/null > /var/log/maillogcat /dev/null > /var/log/messagescat /dev/null > /var/log/openwebmail.logcat /dev/null > /var/log/maillogcat /dev/null > /var/log/securecat /dev/null > /var/log/httpd/error_logcat /dev/null > /var/log/httpd/ssl_error_logcat /dev/null > /var/log/httpd/ssl_request_logcat /dev/null > /var/log/httpd/ssl_access_log