Date: Wed, 3 Jul 2019 17:52:23 -0500 (CDT) From: Bob Friesenhahn <bfriesen@simple.dallas.tx.us> To: "Nagy, Attila" <bra@fsn.hu> Cc: freebsd-fs@freebsd.org Subject: Re: ZFS exhausts kernel memory just by importing zpools Message-ID: <alpine.GSO.2.20.1907031750550.17027@scrappy.simplesystems.org> In-Reply-To: <78882cea-c1aa-0d08-d2e8-7f7ae7131bb6@fsn.hu> References: <e542dfd4-9534-1ec7-a269-89c3c20cca1d@fsn.hu> <820ceee3-95aa-9925-066d-5d22884ce001@sentex.net> <78882cea-c1aa-0d08-d2e8-7f7ae7131bb6@fsn.hu>
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On Wed, 3 Jul 2019, Nagy, Attila wrote: > > I think this is related to how ZFS stores pool metadata in memory. I don't > think these scales with the number of the files, but maybe with the number of > stored blocks. There should be a zfs tunable to disable zfs metadata caching. This would make repeated access slower due to more reads, but might allow importing the pool. Bob -- Bob Friesenhahn bfriesen@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer, http://www.GraphicsMagick.org/ Public Key, http://www.simplesystems.org/users/bfriesen/public-key.txt
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