NFS & IMAP... Acting very bad.

[David Walker]

*bump*

David Walker wrote:

> It all checks out.  And for NFS I am using IP not DNS.  I re-checked 
> all my switches as well.  Lucky, i guess, I was sitting next to the 
> servera, disk server, when I was checking my mail today and noticed it 
> was accessing the disk a lot.  More than I would believe mail would need.
>
> -- 
> dave
>
> Carlos Escutia Chávez wrote:
>
>> I had a similar problem once when I installed qmail. From
>> qmailrocks.org website:
>>
>> "Q:     I've got my qmail server up and running, but the smtp server is
>> running extremely slow. What's wrong?
>> A:     This can result from a lot of things, but most often it's the 
>> result
>> of a DNS error of some kind. Check to make sure your mail server's
>> hostname has a proper DNS setup. You may want to try
>> www.dnsreport.com. to test your server's DNS configuration. Also, make
>> sure that your server's IP address has a reverse PTR record associated
>> with it. Additionally, I would recommend installing djbdns and running
>> a local caching nameserver to which your qmail server can make fast
>> queries. You can find help on djbdns at www.djbdnsrocks.org.
>> "
>>
>> Hope it helps.
>>
>> On Apr 12, 2005 3:30 PM, David Walker <dave at mudsite.com> wrote:
>>  
>>
>>> So I have recently upgraded my machines from gentoo, and am starting to
>>> have a major problem.  I have 2 servers (servera, and serverb) both
>>> running Ubuntu.  Servera has http, NFS, NIS, LDAP.  Serverb is running
>>> BIND, SMTP, Kerberos, and IMAP.  I got everything to work together,
>>> except 2 things.  1 sasl and smtp, for some reason I cant authenticate,
>>> but I have not given up working on that.
>>>
>>> What I am having trouble with is major major LAG though IMAP.  User 
>>> disk
>>> is on servera and IMAP is on serverb, with the obvious shared /home.  I
>>> can not figure out why there is about a 10-20 second lag on just seeing
>>> that their is new mail, then 5-10 seconds switching between 
>>> email's.  So
>>> when I have filers splitting junkmail, and list's that I am on it can
>>> take 3-4 minutes before I can actually start reading through the mail.
>>>
>>> Any ideas?
>>>
>>> -- 
>>> Dave
>>>
>>> -- 
>>> ubuntu-users mailing list
>>> ubuntu-users at lists.ubuntu.com
>>> http://lists.ubuntu.com/mailman/listinfo/ubuntu-users
>>>
>>>   
>>
>>
>>
>>  
>>
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