sending mail from sendmail is very slow!!!!

[m.roth at 5-cent.us]

raj sourabh wrote:
> I understand the scenario but in my case when the below entries are not
> put
> on host file , DNS tries to get to google on  173.194.79.25/26 and finally
> 27. (25/26 are not reachable in my case and system sleeps for sometime
> until it starts trying for 27). May be its operator network issue!!
>
> We have static IP from the operator and DNS IP addesses were provided by
> them.
>
> Still is there any other way we can specify preferred servers for sendmail
> ????
>
A quick google to verify yields
*********
Google Public DNS IP addresses

The Google Public DNS IP addresses (IPv4) are as follows:

    8.8.8.8
    8.8.4.4
**********
at <https://developers.google.com/speed/public-dns/docs/using>

Add those to your /etc/resolv.conf.

     mark
> Regards,
> Raj
>
>
>
> On Wed, Aug 1, 2012 at 3:47 PM, mark <m.roth at 5-cent.us> wrote:
>
>> On 08/01/12 02:52, raj sourabh wrote:
>>
>>> Thanks all for your replies.
>>>
>>> The following changes saved lot of time and now mails are processed
>>> within
>>> 5 sec :)
>>>
>>> I was trying to sendmail to gmail account. here is wat my host file
>>> looks
>>> like..
>>>
>>> # Do not remove the following line, or various programs
>>> # that require network functionality will fail.
>>> 127.0.0.1               localhost.localdomain localhost TESTSRV
>>> 192.168.11.50           TESTSRV
>>> ::1             localhost6.localdomain6 localhost6
>>> 173.194.79.27 gmail.com
>>> 173.194.79.27 gmail-smtp-in.l.google.com
>>> ~
>>>
>>
>> That's *not* good. You shouldn't have anything that you don't control in
>> your hosts file. Worst case: put google's nameservers in your
>> resolv.conf
>>
>>         mark
>>
>>
>>
>>>
>>> Thank you all for your help...
>>>
>>>
>>>
>>> On Wed, Aug 1, 2012 at 1:43 AM, Corey Kovacs<corey.kovacs at gmail.com>
>>>  wrote:
>>>
>>>  Raj, can we assume you've monitored /var/log/maillog on the various
>>>> servers
>>>> in the chain to see if any helpful messages exist? That's where I'd
>>>> start
>>>> see if sendmail has anything specific it is complaining about.
>>>> On Jul 29, 2012 11:24 AM, "raj sourabh"<rajsourabh1 at gmail.com**>
>>>> wrote:
>>>>
>>>>  Hi All,
>>>>>
>>>>> I am using a sendmail for sending alerts and notification from RHEL
>>>>>
>>>> server
>>>>
>>>>> 5.5. But the sendmail process is very slow and it takes around 2
>>>>> minutes
>>>>>
>>>> to
>>>>
>>>>> complete.
>>>>>
>>>>> Is there any way i can make it faster?
>>>>>
>>>>> Thanks in advace.
>>>>>
>>>>> Regards,
>>>>> Raj
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