Re: Slow startup from D19488 (rtsol: sendmsg: Permission denied)

From: Kevin Oberman <rkoberman_at_gmail.com>
Date: Mon, 04 Apr 2022 05:27:59 UTC
On Fri, Apr 1, 2022 at 6:36 AM Peter <pmc@citylink.dinoex.sub.org> wrote:

> On Wed, Mar 30, 2022 at 08:59:24PM -0700, Kevin Oberman wrote:
>
> ! > ! I am a bit puzzled as after two years you are the first one to report
> ! > ! that problem to my knowledge for either base system or jails.
> ! >
> ! > This is what greatly wonders me, too. So I was stronly thinking
> ! > that I am doing something wrong or unusual. But I cannot figure
> ! > it out, it just seems that the detrimental effect of the change
> ! > cannot be avoided (e.g. "service jail start" takes quite long now -
> ! > there's a lot of them).
>
> ! This may be irrelevant, but updating to the stable branch is not
> ! recommended as it is not regularly tested. Updating to 13.0-Release and
> ! then to stable is less likely to be problematic.
>
> Hi Kevin,
>
>   (You are Kevin Oberman the network guru ?!?)
>
> Maybe a decade or so ago. After over a decade of retirement,  I'm not sure
how BGP is spelled. And why would the network fib?

JK. I do recall what a Forwarding Information Base is.

  You're essentially right, and I would normally agree. And it is not
> irrelevant, but then, it's apparently not related to this specific
> issue.
>
> The point is: I am not interested in 13.0. I am interested in
> 13.1. So I put up a pilot early, in order to report potential issues
> (as I reported here the issue with the fix for PR 76398). At that
> point this had to be stable/13.
>
> Then on saturday I tried to use fib, and I figured that fib is not
> fully implenented in 12.3, but apparently it is in 13. So I decided
> to give it a try and move my backbone to 13 - and to the same version
> that is already running on the pilot system, so that there is some
> base to compare things.
>
> Now there are issues - but it doesn't appear that these issues would
> be very different between stable/13 and releng/13.1. And -as can be
> read above- it neither looks like these issues would just disappear
> by themselves in the release, without someone looking for them.
> (The broken "ipfw fwd" is probably also present in 13.0 and will very
> likely still be present in 13.1 - and I don't believe much in testing
> because you can only test what you already expect to fail.)
>
> I am indeed pondering about the best approach. Over the last years
> I was only doing release upgrades (after I had run into ugly ZFS
> problems somewhere in Rel.10, caused by an intermediately broken
> Stable *and* broken memory chips).
> Now I am considering to do upgrades some 2-3 months ahead of the
> release, so if there are problems that hit here, there is a chance
> to spare the general public one or two troubles.
>
> cheerio,
> PMc
>

Well, that does explain a bit. I'm not sure of the best way to troubleshoot
this. It is extremely unlikely that it's broken on STABLE and fixed in
13.1-BETA or RC.

Sorry I can't be more useful. If I had experience with FIBs on FreeBSD.
It's not the same as RIBs and FIBs on Junipers.
-- 
Kevin Oberman, Part time kid herder and retired Network Engineer
E-mail: rkoberman@gmail.com
PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683