Date: Tue, 3 Mar 2020 11:41:54 +0100 From: Kirill Ponomarev <kp@krion.cc> To: Mateusz Piotrowski <0mp@freebsd.org> Cc: current@freebsd.org Subject: Re: Wired memory consumes almost all my memory recently Message-ID: <20200303104154.GB29722@krion.cc> In-Reply-To: <6b9eba37-0866-fda6-4dd8-205eb3d77458@FreeBSD.org> References: <6b9eba37-0866-fda6-4dd8-205eb3d77458@FreeBSD.org>
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[-- Attachment #1 --] On 03/03, Mateusz Piotrowski wrote: > Hi current@, > > I'm experiencing some problems with memory on r358410. > > I'm building a lot of ports in poudriere for testing purposes, which is very > a resource-intensive operation. After a couple of hours of such a workload, > the machine starts to become much less responsive (e.g., it takes a couple > seconds to start a new tmux pane). When I run top I would always see that > almost all my memory is wired (15G), swap reports a couple of hundreds > megabytes being used, and the free memory is less than 100M. > > If I kill all my desktop processes like Firefox and Thunderbird (it takes a > couple of minutes to complete this task!) then the machine becomes > responsive again, still having maybe a couple hundreds of megabytes of free > memory for me. > > I thought that maybe this is an ARC problem (I'm using ZFS) but it didn't > help to restrict ARC to 8G by setting sysctl vfs.zfs.arc_max=8517738496. > > I think that I've never experienced similar problems before. Please try r358505, it should be fixed. [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- iQEzBAABCAAdFiEEJCHRFhEAQujKni1pDyI9/LMCykUFAl5eNHIACgkQDyI9/LMC ykXXEwf6A7kHsDO9dOqXSWeLjE6C0Al6q2Q0OUT0A/fOMbQ5ogSEVT4MMuIvrimq tWDG+x/9GdjVSgmC6/fmclQb64UL5oK9sHSTblW7ypMSMq5YcMRdAqFLBhq4Ofbg wX0kWVoFQbP6AVlm1WBqi0CGxpDiJNE4eLHSFgMMn+3fgH0FPN3DW6IIjqHVtp13 PZw5ruvkRMAwS55wRnnjAUCajk5x16X8BEEwFHLe3PRMsL3WTCJbccpjk+bmgLWp bXvZt9K9FgZUToSFA9CiJf+uiReHM5a7/1SSThRQKVUXdOZMV6s1Oh9C9yrk4+I0 fLSOqX2JoC+OxMmhN6AvDLnu4utWdQ== =o95Z -----END PGP SIGNATURE-----help
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