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Date:      Wed, 04 Dec 2019 15:58:18 +0000
From:      bugzilla-noreply@freebsd.org
To:        bugs@FreeBSD.org
Subject:   [Bug 242427] pmap_remove() sometimes is very slow causing 10+ minutes long reboots
Message-ID:  <bug-242427-227-ibRLxBVyy6@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-242427-227@https.bugs.freebsd.org/bugzilla/>
References:  <bug-242427-227@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D242427

Mark Johnston <markj@FreeBSD.org> changed:

           What    |Removed                     |Added
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                 CC|                            |markj@FreeBSD.org

--- Comment #1 from Mark Johnston <markj@FreeBSD.org> ---
My naive guess is that we're either spending this time in the
pmap_invalidate_all() call or in the pmap_delayed_invl_finished() call.  Can
you determine whether this is the case?  Do you have PTI enabled (vm.pmap.p=
ti)?

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