From: Peter Zijlstra <peterz@infradead.org>
To: Dmitry Vyukov <dvyukov@google.com>
Cc: Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
syzkaller <syzkaller@googlegroups.com>,
Kostya Serebryany <kcc@google.com>,
Alexander Potapenko <glider@google.com>,
Sasha Levin <sasha.levin@oracle.com>,
Eric Dumazet <edumazet@google.com>
Subject: Re: perf: stalls in perf_install_in_context/perf_remove_from_context
Date: Tue, 15 Dec 2015 14:57:27 +0100 [thread overview]
Message-ID: <20151215135727.GJ6357@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <CACT4Y+an67KnTsVVzYVvrYKW9yg7PbDuC8WyB38PiWRoSt0UCQ@mail.gmail.com>
On Tue, Dec 15, 2015 at 02:44:43PM +0100, Dmitry Vyukov wrote:
> Note that the test uses cpu%4 because I have 4 cpus. Here is how I
> start qemu: -numa node,nodeid=0,cpus=0-1 -numa node,nodeid=1,cpus=2-3
> -smp sockets=2,cores=2,threads=1
I'll first try on real hardware. I distrust this virt muck :-)
prev parent reply other threads:[~2015-12-15 13:57 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-15 13:01 Dmitry Vyukov
2015-12-15 13:39 ` Peter Zijlstra
2015-12-15 13:41 ` Dmitry Vyukov
2015-12-15 13:44 ` Dmitry Vyukov
2015-12-15 13:57 ` Peter Zijlstra [this message]
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