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/opt分区被web日志堆满了，导致一些服务无法正常运行，于是rm -fr掉这些日志（近11GB），但是服务仍没有恢复正常，用df -hT看，该分区占用还是100%：
[root@anjing opt]# df -hT文件系统 类型 容量 已用 可用 已用% 挂载点/dev/sda9 ext3 996M 228M 717M 25% //dev/sda10 ext3 27G 12G 14G 47% /var/dev/sda8 ext3 996M 34M 911M 4% /home/dev/sda7 ext3 2.0G 36M 1.9G 2% /temp/dev/sda6 ext3 3.0G 2.6G 228M 92% /usr/dev/sda3 ext3 19G 19G 0 100% /opt/dev/sda1 ext3 99M 12M 83M 12% /boottmpfs tmpfs 2.0G 0 2.0G 0% /dev/shm
[root@anjing /]# du -sh /opt/8.3G /opt/
[root@anjing opt]# lsof |grep deletemysqld_sa 11317 root cwd DIR 8,6 0 102107 /usr/local/mysql (deleted)mysqld_sa 11317 root 255r REG 8,6 13620 102182 /usr/local/mysql/bin/mysqld_safe (deleted)mysqld 11353 mysql txt REG 8,6 29382763 102138 /usr/local/mysql/bin/mysqld (deleted)mysqld 11353 mysql 5u REG 8,9 0 58761 /tmp/ibpfbHsa (deleted)mysqld 11353 mysql 6u REG 8,9 0 58771 /tmp/ibqoMnag (deleted)mysqld 11353 mysql 7u REG 8,9 0 58772 /tmp/ibN4C4Rl (deleted)mysqld 11353 mysql 8u REG 8,9 0 58781 /tmp/ibkWP8zr (deleted)mysqld 11353 mysql 12u REG 8,9 0 58782 /tmp/ibnqrZsx (deleted)java 16961 root 1w REG 8,3 5822263296 457562 /opt/tomcat/logs/catalina.out (deleted)java 16961 root 2w REG 8,3 5822263296 457562 /opt/tomcat/logs/catalina.out (deleted)java 16961 root 12w REG 8,3 5469261824 197191 /opt/tomcat/logs/catalina.2013-01-02.log (deleted)java 16961 root 13w REG 8,3 2166784 197192 /opt/tomcat/logs/localhost.2013-01-02.log (deleted)java 16961 root 14w REG 8,3 0 391681 /opt/tomcat/logs/manager.2013-01-02.log (deleted)java 16961 root 15w REG 8,3 0 391682 /opt/tomcat/logs/host-manager.2013-01-02.log (deleted)
[root@anjing /]# kill -9 16961[root@anjing /]# df -hT文件系统 类型 容量 已用 可用 已用% 挂载点/dev/sda9 ext3 996M 228M 717M 25% //dev/sda10 ext3 27G 12G 14G 47% /var/dev/sda8 ext3 996M 34M 911M 4% /home/dev/sda7 ext3 2.0G 36M 1.9G 2% /temp/dev/sda6 ext3 3.0G 2.6G 228M 92% /usr/dev/sda3 ext3 19G 8.4G 9.6G 47% /opt/dev/sda1 ext3 99M 12M 83M 12% /boottmpfs tmpfs 2.0G 0 2.0G 0% /dev/shm
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原文地址：http://www.cnblogs.com/tonychai/p/4543557.html
