如何获得以下统计数据：11G使用超过40G大小，没有更多可用空间。 现在我无法发送我的电子邮件，因为我收到： 发送邮件时发生错误。 邮件服务器响应：写入假脱机文件时出错。 请检查邮件，然后重试。
root@ip-abcd [~]# df -h Filesystem Size Used Avail Use% Mounted on /dev/vzfs 40G 11G 0 100% / none 512M 4.0K 512M 1% /dev 你能帮我解决这个问题吗？
root@ip-abcd [~]# df -ih Filesystem Inodes IUsed IFree IUse% Mounted on /dev/vzfs 8.6M 420K 8.2M 5% / none 128K 95 128K 1% /dev root@ip-abcd [~]# lsof +L1 COMMAND PID USER FD TYPE DEVICE SIZE/OFF NLINK NODE NAME dovecot 21906 root 111u REG 0,30 0 0 758435 (deleted) /var/run/dovecot/login-master-notifyd227fbaeb43252e5 dovecot 21906 root 128u REG 0,30 0 0 758440 (deleted) /var/run/dovecot/login-master-notifyc9b5bae7b2edcb9e dovecot 21906 root 131u REG 0,30 0 0 758442 (deleted) /var/run/dovecot/login-master-notify7fc65ebf8eeeaa52 pop3-logi 21914 dovenull 4u REG 0,30 0 0 758435 (deleted) /var/run/dovecot/login-master-notifyd227fbaeb43252e5 imap-logi 21915 dovenull 4u REG 0,30 0 0 758442 (deleted) /var/run/dovecot/login-master-notify7fc65ebf8eeeaa52 pop3-logi 21919 dovenull 4u REG 0,30 0 0 758435 (deleted) /var/run/dovecot/login-master-notifyd227fbaeb43252e5 imap-logi 21920 dovenull 4u REG 0,30 0 0 758442 (deleted) /var/run/dovecot/login-master-notify7fc65ebf8eeeaa52 httpd 22365 root 44w REG 0,30 0 0 1597059 (deleted) /usr/local/apache/logs/ssl_mutex httpd 22373 nobody 44w REG 0,30 0 0 1597059 (deleted) /usr/local/apache/logs/ssl_mutex httpd 22374 nobody 44w REG 0,30 0 0 1597059 (deleted) /usr/local/apache/logs/ssl_mutex httpd 22375 nobody 44w REG 0,30 0 0 1597059 (deleted) /usr/local/apache/logs/ssl_mutex httpd 22376 nobody 44w REG 0,30 0 0 1597059 (deleted) /usr/local/apache/logs/ssl_mutex httpd 22377 nobody 44w REG 0,30 0 0 1597059 (deleted) /usr/local/apache/logs/ssl_mutex httpd 24097 nobody 44w REG 0,30 0 0 1597059 (deleted) /usr/local/apache/logs/ssl_mutex mysqld 25732 mysql 4u REG 0,30 0 0 693076 (deleted) /tmp/ibaGzgNW mysqld 25732 mysql 5u REG 0,30 0 0 693077 (deleted) /tmp/ibkJLbId mysqld 25732 mysql 6u REG 0,30 0 0 693078 (deleted) /tmp/ib0oe7Cu mysqld 25732 mysql 7u REG 0,30 0 0 693079 (deleted) /tmp/ibKOvzu2 mysqld 25732 mysql 11u REG 0,30 0 0 694204 (deleted) /tmp/ibKKlSrj
如果删除一个进程已打开的大文件（例如，大型日志文件是一个常见示例），则会发生这种情况。 如果应用程序没有重新打开这些文件，则旧的文件句柄将停留并且空间不能被回收。
如果您知道删除哪个文件以及哪个进程拥有这些文件，则可以尝试重新启动该进程。 或者，重新启动你的服务器，空间应该被释放