Date: Fri, 29 Jul 2016 15:03:04 -0400 From: Allan Jude <allanjude@freebsd.org> To: freebsd-current@freebsd.org Subject: Re: CURRENT: memory leak? Message-ID: <18fe457f-c99e-8747-8692-e199f356f6d5@freebsd.org> In-Reply-To: <20160729200458.2bb2c6ca.ohartman@zedat.fu-berlin.de> References: <20160729200458.2bb2c6ca.ohartman@zedat.fu-berlin.de>
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On 2016-07-29 14:04, O. Hartmann wrote: > > I realise an exorbitant memory usage of FreeBSD CURRENT ( FreeBSD 12.0-CURRENT #16 > r303470: Fri Jul 29 05:58:42 CEST 2016 ). Swap space gets eaten up while building > world/kernel and/or ports very quickly. > > I see this phenomenon on different CURRENT systems with different RAM (but all ZFS!). No > box is less than 8 GB RAM: one 8GB, another 16, two 32 GB. An older XEON Core2Duo server > with postgresql 9.5/postgis acting on some OSM data etas up all of its 32 GB and > additional 48GB swap - never seen before with 11-CURRENT. > > I didn't investigate the problem so far since I realized this memory hunger of 12-CURRENT > just today on several boxes compiling world, eating up all the memory, staring swapping > and never relax even after hours from the swapped memory. > > Is this a known phenomenon or am I seeing something mystique? > > Regards, > > Oliver > Do you have the output of 'top', the first few lines Specifically, is there very high 'Other' usage, on the ZFS ARC line? -- Allan Jude
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