Date: Wed, 24 Oct 2018 21:12:37 +0300 From: Rozhuk Ivan <rozhuk.im@gmail.com> To: Robert <robert.ayrapetyan@gmail.com> Cc: Mark Johnston <markj@freebsd.org>, freebsd-hackers@freebsd.org Subject: Re: Sudden grow of memory in "Laundry" state Message-ID: <20181024211237.302b72d9@gmail.com> In-Reply-To: <e705099c-ea42-4985-1012-50e9fa11addd@gmail.com> References: <55b0dd7d-19a3-b566-0602-762b783e8ff3@gmail.com> <20180911005411.GF2849@raichu> <ce38cbfa-e1c5-776e-ef2e-2b867c9a520f@gmail.com> <20180911150849.GD92634@raichu> <104be96a-c16b-7e7c-7d0d-00338ab5a106@gmail.com> <20180928152550.GA3609@raichu> <e705099c-ea42-4985-1012-50e9fa11addd@gmail.com>
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On Wed, 24 Oct 2018 10:19:20 -0700 Robert <robert.ayrapetyan@gmail.com> wrote: > So the issue is still happening. Please check attached screenshot. > The green area is "inactive + cached + free". > > At some point massive amount of "Free" memory is moving to Swap and > Laundry. Then slowly returns back to inactive. > > My concern is that I've tried all kind of monitoring for mem > allocations, including dtrace-ing of all mmap calls. > > It shows no any allocations of such a huge size, so I believe this is > something related to the kernel's mem management. > +1 Mem: 845M Active, 19G Inact, 4322M Laundry, 6996M Wired, 1569M Buf, 617M Free Swap: 112G Total, 19M Used, 112G Free Looks very ugly from user side.
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