Date: Wed, 18 Sep 2024 17:19:31 +0000 From: bugzilla-noreply@freebsd.org To: net@FreeBSD.org Subject: [Bug 281560] gve (4) uma deadlock during high tcp throughput Message-ID: <bug-281560-7501-mDaScWrIOF@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-281560-7501@https.bugs.freebsd.org/bugzilla/> References: <bug-281560-7501@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D281560 --- Comment #2 from shailend@google.com --- Actually I did run it with INVARIANTS and WITNESS and other options listed = on https://docs.freebsd.org/en/books/developers-handbook/kerneldebug/#kernelde= bug-deadlocks and the deadlock reproduces without any findings from INVARIANTS or WITNESS= .=20=20 `procstat -k ${tid?}` is the only only tool I know to look at the deadlocked threads and that hints at some locking issue in the uma zone cache (as per = the per-thread procstat -k in comment #0).=20=20 Are there some other ways I can look at the locked threads and more definitively figure out what resource they are blocked on and who owns it? --=20 You are receiving this mail because: You are the assignee for the bug.=
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