故障说明：

dspamd报错：

Nov  4 09:00:08 mail dspam[12209]: Connection to 127.0.0.1:10028 failed: Connection refused
Nov  4 09:00:08 mail dspam[12209]: Unable to connect to server
Nov  4 09:00:08 mail dspam[12209]: Client exited with error -5
Nov  4 09:00:08 mail amavis[11368]: (11368-01) (!)DSPAM stderr: 12209: [11/04/2014 09:00:08] Connection to 127.0.0.1:10028 failed: Connection refused\n12209: [11/04/2014 09:00:08] Unable to connect to server\n12209: [11/04/201
4 09:00:08] Client exited with error -5\n
Nov  4 09:00:08 mail amavis[11368]: (11368-01) (!)checking with spam scanner DSPAM failed: DSPAM: error running program /usr/bin/dspam: exit 251
Nov  4 09:00:08 mail amavis[11368]: (11368-01) (!!)TROUBLE in check_mail: spam_scan FAILED: DSPAM failed: DSPAM: error running program /usr/bin/dspam: exit 251 at (eval 90) line 109, <GEN14> line 388.
Nov  4 09:00:08 mail amavis[11368]: (11368-01) (!)PRESERVING EVIDENCE in /var/spool/vscan/tmp/amavis-20141104T090005-11368

dspamd重启后在经历第一次工作的时候就会报 “dspamd dead but pid file exists”

去掉dspamd模块后邮件系统恢复正常。

问题已解决，dspam版本3.8升级到3.10即可。

升级文章请见  http://blog.dspam.org.cn/post-6.html#comment-68

本文出自 “菩提” 博客，请务必保留此出处http://zhangxingnan.blog.51cto.com/3241217/1579990

extmail故障分析（一）