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From: "Colin 't Hart" <colinthart@gmail.com>
Date: Tue, 2 Dec 2025 23:06:34 +0100
Message-ID: <CAMon-aT4aA2dZJGvuD+TMrSX56+S3hKYGmoPLh7YJWVqUeEabg@mail.gmail.com>
Subject: Re: wdavdaemon / Microsoft Defender for Endpoint on Linux and slow
 Postgres recovery?
To: Christoph Moench-Tegeder <cmt@burggraben.net>
Cc: PostgreSQL General <pgsql-general@lists.postgresql.org>
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Thanks. I just get

This setting is managed by your organization

so I'm going to have to talk with the IT guys... we have a meeting
scheduled tomorrow.

/Colin

On Tue, 2 Dec 2025 at 21:34, Christoph Moench-Tegeder <cmt@burggraben.net>
wrote:

> ## Colin 't Hart (colinthart@gmail.com):
>
> > I wonder if anyone here has any experience with configuring exclusions so
> > that the WAL files can be processed faster?
>
> https://learn.microsoft.com/en-us/defender-endpoint/linux-exclusions
> mind this:
>
> https://learn.microsoft.com/en-us/defender-endpoint/linux-exclusions#supported-exclusion-scopes
> and work from these examples (if you're allowed to):
>
> https://learn.microsoft.com/en-us/defender-endpoint/linux-exclusions#example-3-add-or-remove-a-folder-exclusion
>
> > Any advice on what to communicate with their IT department about using
> this
> > on their database servers? I've never encountered it on Linux before...
>
> "Be glad it only slows your database down. All too often, AV/Endpoint
> Protection Products just don't like the access pattern and eat your
> database for breakfast." There is this joke "it has been 0 days since
> Anti-Virus ate a database".
>
> Regards,
> Christoph
>
> --
> Spare Space
>

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<div dir=3D"ltr"><div>Thanks. I just get</div><div><br></div><div>This sett=
ing is managed by your organization</div><div><br></div><div>so I&#39;m goi=
ng to have to talk with the IT guys... we have a meeting scheduled tomorrow=
.</div><div><br></div><div>/Colin</div></div><br><div class=3D"gmail_quote =
gmail_quote_container"><div dir=3D"ltr" class=3D"gmail_attr">On Tue, 2 Dec =
2025 at 21:34, Christoph Moench-Tegeder &lt;<a href=3D"mailto:cmt@burggrabe=
n.net">cmt@burggraben.net</a>&gt; wrote:<br></div><blockquote class=3D"gmai=
l_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,20=
4,204);padding-left:1ex">## Colin &#39;t Hart (<a href=3D"mailto:colinthart=
@gmail.com" target=3D"_blank">colinthart@gmail.com</a>):<br>
<br>
&gt; I wonder if anyone here has any experience with configuring exclusions=
 so<br>
&gt; that the WAL files can be processed faster?<br>
<br>
<a href=3D"https://learn.microsoft.com/en-us/defender-endpoint/linux-exclus=
ions" rel=3D"noreferrer" target=3D"_blank">https://learn.microsoft.com/en-u=
s/defender-endpoint/linux-exclusions</a><br>
mind this:<br>
<a href=3D"https://learn.microsoft.com/en-us/defender-endpoint/linux-exclus=
ions#supported-exclusion-scopes" rel=3D"noreferrer" target=3D"_blank">https=
://learn.microsoft.com/en-us/defender-endpoint/linux-exclusions#supported-e=
xclusion-scopes</a><br>
and work from these examples (if you&#39;re allowed to):<br>
<a href=3D"https://learn.microsoft.com/en-us/defender-endpoint/linux-exclus=
ions#example-3-add-or-remove-a-folder-exclusion" rel=3D"noreferrer" target=
=3D"_blank">https://learn.microsoft.com/en-us/defender-endpoint/linux-exclu=
sions#example-3-add-or-remove-a-folder-exclusion</a><br>
<br>
&gt; Any advice on what to communicate with their IT department about using=
 this<br>
&gt; on their database servers? I&#39;ve never encountered it on Linux befo=
re...<br>
<br>
&quot;Be glad it only slows your database down. All too often, AV/Endpoint<=
br>
Protection Products just don&#39;t like the access pattern and eat your<br>
database for breakfast.&quot; There is this joke &quot;it has been 0 days s=
ince<br>
Anti-Virus ate a database&quot;.<br>
<br>
Regards,<br>
Christoph<br>
<br>
-- <br>
Spare Space<br>
</blockquote></div>

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