[NTLUG:Discuss] Sendmail slow to respond

[Jay Urish]

damn.. There goes lunch next week


Neil Aggarwal wrote:
> Jay:
> 
> I tried several digs from the machine and several nslookups from
> my laptop.  They all come back quickly and just fine.
> 
> Thanks,
> 	Neil
> 
> 
> --
> Neil Aggarwal, JAMM Consulting, (214)986-3533, www.JAMMConsulting.com
> FREE! Valuable info on how your business can reduce operating costs by
> 17% or more in 6 months or less! http://newsletter.JAMMConsulting.com
> 
> 
>>-----Original Message-----
>>From: discuss-bounces at ntlug.org 
>>[mailto:discuss-bounces at ntlug.org] On Behalf Of Jay Urish
>>Sent: Thursday, May 12, 2005 1:43 PM
>>To: NTLUG Discussion List
>>Subject: Re: [NTLUG:Discuss] Sendmail slow to respond
>>
>>
>>I have seen this before...Damnit,,
>>I just remember what the issue was..
>>
>>I keep thinking DNS
>>
>>Just cause you ping the DNS server doesn't mean that its up.. The box 
>>could be running but Bind may have puked.
>>
>>
>>Neil Aggarwal wrote:
>>
>>>Jay:
>>>
>>>I checked the nameserver listed in /etc/resolv.conf.  I 
>>>pinged each one and they respond quickly.
>>>
>>>I also timed the response.  It takes eactly two minutes to
>>>respond, which is strange.  I can repeat it as many times
>>>as I want and it takes exactly 2 minutes.
>>>
>>>Thanks,
>>>	Neil
>>>
>>>
>>>--
>>>Neil Aggarwal, JAMM Consulting, (214)986-3533, 
>>
>>www.JAMMConsulting.com
>>
>>>FREE! Valuable info on how your business can reduce 
>>
>>operating costs by
>>
>>>17% or more in 6 months or less! 
>>
>>http://newsletter.JAMMConsulting.com
>>
>>>
>>>>-----Original Message-----
>>>>From: discuss-bounces at ntlug.org 
>>>>[mailto:discuss-bounces at ntlug.org] On Behalf Of Jay Urish
>>>>Sent: Thursday, May 12, 2005 1:10 PM
>>>>To: NTLUG Discussion List
>>>>Subject: Re: [NTLUG:Discuss] Sendmail slow to respond
>>>>
>>>>
>>>>Usually this is indicative of a DNS problem. Check 
>>>>/var/log/mail and see 
>>>>what it says.
>>>>
>>>>Neil Aggarwal wrote:
>>>>
>>>>
>>>>>Hello:
>>>>>
>>>>>This is strange.  Today, two different clients called me 
>>
>>telling me 
>>
>>>>>that they are unable to send email from Outlook.  They 
>>
>>keep getting 
>>
>>>>>a message that their connection timed out when connecting 
>>>>
>>>>to the SMTP 
>>>>
>>>>
>>>>>server.
>>>>>
>>>>>I am at one of these clients' sites and when I do:
>>>>> telnet 192.168.1.1 25
>>>>>it takes about 30 seconds to give me a response from sendmail.
>>>>>
>>>>>I eventually get back:
>>>>> 220 www.homexcorp.com ESMTP Sendmail 8.12.11/8.12.11; 
>>>>
>>>>Thu, 12 May 2005
>>>>
>>>>
>>>>>11:55:22 -0500
>>>>>which looks like, but it takes a long time to get it.
>>>>>
>>>>>I believe this is the source of the problem -- Outlook 
>>>>
>>>>gives up when 
>>>>
>>>>
>>>>>waiting for sendmail to respond.
>>>>>
>>>>>Any ideas what could be happening?
>>>>>
>>>>>I find it strange that two separate people called me with the exact
>>>>>same symptoms on the same morning.
>>>>>
>>>>>Thanks,
>>>>> Neil
>>>>>
>>>>>
>>>>>--
>>>>>Neil Aggarwal, JAMM Consulting, (214)986-3533, 
>>>>
>>>>www.JAMMConsulting.com
>>>>
>>>>
>>>>>FREE! Valuable info on how your business can reduce 
>>>>
>>>>operating costs by
>>>>
>>>>
>>>>>17% or more in 6 months or less! 
>>>>
>>>>http://newsletter.JAMMConsulting.com
>>>>
>>>>
>>>>>_______________________________________________
>>>>>https://ntlug.org/mailman/listinfo/discuss
>>>>
>>>>_______________________________________________
>>>>https://ntlug.org/mailman/listinfo/discuss
>>>>
>>>
>>>
>>>
>>>_______________________________________________
>>>https://ntlug.org/mailman/listinfo/discuss
>>
>>_______________________________________________
>>https://ntlug.org/mailman/listinfo/discuss
>>
> 
> 
> 
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