Date: Fri, 28 Feb 2014 13:58:08 -0600 From: Mark Felder <feld@FreeBSD.org> To: Adam Vande More <amvandemore@gmail.com> Cc: freebsd-fs <freebsd-fs@freebsd.org> Subject: Re: ZFS and Wired memory, again Message-ID: <1393617488.2929.89095301.157E5E1B@webmail.messagingengine.com> In-Reply-To: <CA%2BtpaK246eKwjvPXgzcxt_e5%2B=udietjPQKSdDV%2BiLRG-T2RDQ@mail.gmail.com> References: <CAFG2KC%2BZSHEVFbpPD9e1QHRdY=Sd6EuAD80vyDLDDQcpgCQNhA@mail.gmail.com> <530F6475.4090508@gmail.com> <CA%2BD9QhtVkYNoEGwhx-EJi9X1jr_UN2rgYxbZtA99qcT4UA-8kA@mail.gmail.com> <CAFG2KCLSSBwR5JbLdnVPy6E8UeGiWWCGsFcEjeU%2BeU5F2Xm%2BSw@mail.gmail.com> <f6dfa6229d7707dd5657fae427f79ba2@webmail.lerctr.org> <CAFG2KCLeaucA=3aJ%2B_NzsfzOfVNXtiCnrRWwCMhW==-JT7wkCA@mail.gmail.com> <CA%2BtpaK3aQ60CrrVksb69muUXGhTD5Vtn%2Bpu6G7g=4E9eCLC_OQ@mail.gmail.com> <1393616123.28153.89089441.54713282@webmail.messagingengine.com> <CA%2BtpaK246eKwjvPXgzcxt_e5%2B=udietjPQKSdDV%2BiLRG-T2RDQ@mail.gmail.com>
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On Fri, Feb 28, 2014, at 13:43, Adam Vande More wrote: > On Fri, Feb 28, 2014 at 1:35 PM, Mark Felder <feld@freebsd.org> wrote: > > > > > > > > > > > > Without question, cron could do it. > > > > > > > I can't see cron using kernel memory; that just doesn't make sense to > > me. Not even the periodic scripts that cron executes should be able to > > balloon kernel like that. > > > > I think I know what meant to infer though -- that some nonstandard cron > > script is doing something ugly. > > > He's running 150 TB on 3 GB of mem. Periodic I think could consume that > alone. > Which periodic script are you referring to? The daily security check? I suppose I could see resource usage increase after checking for new setuid bits... assuming he had a lot of files to crawl through. But I don't actually know if that would do much to wired memory.
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