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From: "Valdis Klētnieks" <valdis.kletnieks@vt.edu>
To: "Jason A. Donenfeld" <Jason@zx2c4.com>
Cc: Tibor Bana <bana.tibor@gmail.com>,
	Mel Gorman <mgorman@techsingularity.net>, Jan Kara <jack@suse.cz>,
	Pavel Machek <pavel@ucw.cz>,
	kernel list <linux-kernel@vger.kernel.org>,
	Andrew Morton <akpm@osdl.org>,
	vbabka@suse.cz, aarcange@redhat.com, rientjes@google.com,
	mhocko@kernel.org, zi.yan@cs.rutgers.edu, hannes@cmpxchg.org
Subject: Re: [regression -next0117] What is kcompactd and why is he eating 100% of my cpu?
Date: Tue, 16 Feb 2021 17:33:14 -0500	[thread overview]
Message-ID: <35445.1613514794@turing-police> (raw)
In-Reply-To: <YCu8RuhvU1Env7OF@zx2c4.com>

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On Tue, 16 Feb 2021 13:36:22 +0100, "Jason A. Donenfeld" said:

> Another anecdote: 5.11.0, 64 gigs of ram. If I run QEMU/KVM for a VM
> with 16 gigs at the same time as a VMware VM with 16 gigs of ram,
> kcompact goes wild and both VMs get really slow. The key here is running
> KVM at the same time as VMware.

Do things operated as expected if there are 2 KVM instances, or 2 VMware
instances?


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      reply	other threads:[~2021-02-16 22:34 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-26 20:00 [regression -next0117] What is kcompactd and why is he eating 100% of my cpu? Pavel Machek
2019-01-27  2:56 ` valdis.kletnieks
2019-01-27 14:09   ` Mel Gorman
2019-01-27 14:15   ` Mel Gorman
2019-01-27 16:00     ` Pavel Machek
2019-01-27 21:36       ` valdis.kletnieks
2019-01-28  9:16         ` Jan Kara
2019-01-28 10:57           ` Sergey Senozhatsky
2019-01-28 11:03           ` Mel Gorman
2019-01-30  1:06           ` valdis.kletnieks
2019-01-30  4:29             ` valdis.kletnieks
2019-01-30 10:40               ` Mel Gorman
2021-01-25 18:54                 ` Tibor Bana
2021-01-26  8:52                   ` Valdis Klētnieks
2021-01-26  9:17                   ` Mel Gorman
2021-01-27 19:29                     ` Tibor Bana
2021-02-16 12:36                   ` Jason A. Donenfeld
2021-02-16 22:33                     ` Valdis Klētnieks [this message]

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