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- iRedMail 版本号：0.9.2
- 使用哪个数据库存储用户帐号（MySQL）：
- 使用的 Linux/BSD 发行版名称及版本号：CentOS 6.5
- 与您的问题相关的日志信息：
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amavis 经常无故停掉，maillog信息如下。

Sep 15 16:43:52 mail amavis[2194]: (02194-01) (!)connect to /tmp/clamd.socket failed, attempt #1: Can't connect to a UNIX socket /tmp/clamd.socket: 2
Sep 15 16:43:52 mail amavis[2193]: (02193-01) (!)connect to /tmp/clamd.socket failed, attempt #1: Can't connect to a UNIX socket /tmp/clamd.socket: 2
Sep 15 16:43:53 mail amavis[2193]: (02193-01) (!)connect to /tmp/clamd.socket failed, attempt #1: Can't connect to a UNIX socket /tmp/clamd.socket: No such file or directory
Sep 15 16:43:53 mail amavis[2193]: (02193-01) (!)ClamAV-clamd: All attempts (1) failed connecting to /tmp/clamd.socket, retrying (2)
Sep 15 16:43:53 mail amavis[2194]: (02194-01) (!)connect to /tmp/clamd.socket failed, attempt #1: Can't connect to a UNIX socket /tmp/clamd.socket: No such file or directory
Sep 15 16:43:53 mail amavis[2194]: (02194-01) (!)ClamAV-clamd: All attempts (1) failed connecting to /tmp/clamd.socket, retrying (2)
Sep 15 16:43:59 mail amavis[2193]: (02193-01) (!)connect to /tmp/clamd.socket failed, attempt #1: Can't connect to a UNIX socket /tmp/clamd.socket: No such file or directory