Re: kern/58666: panic: lock error: Reader / writer lock: rw_vector_enter,357: locking against myself

[" Havard Eidnes via gnats" <gnats-admin%NetBSD.org@localhost>]

The following reply was made to PR kern/58666; it has been noted by GNATS.

From: Havard Eidnes <he%NetBSD.org@localhost>
To: riastradh%NetBSD.org@localhost
Cc: gnats-bugs%NetBSD.org@localhost, netbsd-bugs%NetBSD.org@localhost, chs%NetBSD.org@localhost
Subject: Re: kern/58666: panic: lock error: Reader / writer lock:
 rw_vector_enter,357: locking against myself
Date: Mon, 09 Sep 2024 10:03:13 +0200 (CEST)

 > For b) I recall having reduced maxvnodes on my trusty old
 > i386-running T60, but I'm not sure I've done that on this
 > particular host, so that's at least something to try.  With 9.3
 > that has never been necessary, and it's seen its fair bit of
 > abuse by doing "-j 3" rust builds as part of testing /
 > validation, and also firefox builds with the same -j 3 setting.
 > However, it would be nice if the default parameter choices were
 > not so prone to causing a wedge.
 
 The host which prompted me to report this problem is now back up,
 and it turns out that I have *already* tweaked maxvnodes:
 
 # Reduce KVA pressure
 kern.maxvnodes=40000
 
 Regards,
 
 - Havard