> On Jan 31, 2018, at 9:53 AM, Stephen Satchell wrote:
>
> Can you characterize the distribution of your mail delivery? In other words,
> if you take each mailpiece, determine the MX, and collate the results, do you
> have a lot of mail going to relatively few endpoints, or do you have a wid
On 01/30/2018 06:44 PM, Tech Gurus wrote:
Just checking back if there is recommendation to increase outbound mail
delivery .
One additional thought: have you thought about punting the problem, and
configuring PostFix to use a smarthost on a contracted mail service?
One that cares about thei
On 01/30/2018 06:44 PM, Tech Gurus wrote:
Just checking back if there is recommendation to increase outbound mail
delivery .
Can you characterize the distribution of your mail delivery? In other
words, if you take each mailpiece, determine the MX, and collate the
results, do you have a lot
> On Jan 30, 2018, at 9:44 PM, Tech Gurus wrote:
>
> Just checking back if there is recommendation to increase outbound mail
> delivery
First understand the source of the bottleneck. To that end, the
"delays" field in your logs are the key data source to try to
understand the origin of the p
Just checking back if there is recommendation to increase outbound mail
delivery .
On Fri, Jan 26, 2018 at 11:04 AM, Stephen Satchell
wrote:
> On 01/25/2018 05:58 PM, Viktor Dukhovni wrote:
>
>> This is not good advice, it breaks delivery to other domains. Much better
>> to run a local caching
On 01/25/2018 05:58 PM, Viktor Dukhovni wrote:
This is not good advice, it breaks delivery to other domains. Much better
to run a local caching resolver. Note also that the OP reports that raising
concurrency does not improve throughput by much. If DNS lookups were slow
higher concurrency woul
> On Jan 25, 2018, at 8:51 PM, Anvar Kuchkartaev wrote:
>
> For dns optimizations I recommend to put other domain1 MX hosts IP addresses
> to the /etc/hosts file and disable postfix dns lookups so you will reduce
> volume of dns lookups dramatically.
This is not good advice, it breaks delivery
You need to optimize 2 topics1. DNS2. ConnectionsFor dns optimizations I recommend to put other domain1 MX hosts IP addresses to the /etc/hosts file and disable postfix dns lookups so you will reduce volume of dns
On Thu, Jan 25, 2018 at 03:50:24PM -0500, Tech Gurus wrote:
> I have single mail server that send relatively large amounts of emails at
> least 3 times a day ranging from 15K to 50K each time ..
This is in general terms not a lot of mail for Postfix to handle.
Medium volume Postfix servers run at
gt; *Subject: *Configure Postfix for High Volume
>
> Hello,
>
> I have single mail server that send relatively large amounts of emails at
> least 3 times a day ranging from 15K to 50K each time ..
>
> 80% of emails are going to one domain owned by my company *(Domain1)*..
> The
What version of postfix are you using?
Hello,
I have single mail server that send relatively large amounts of emails at
least 3 times a day ranging from 15K to 50K each time ..
80% of emails are going to one domain owned by my company *(Domain1)*.. The
current mail flow does around 1K-1.2K per minute , this is CentOS 7 VM ( 4
CPU/8GB
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