Re: large, disposable files?
Re: large, disposable files?
- Subject: Re: large, disposable files?
- From: Andrew Gallatin <email@hidden>
- Date: Tue, 13 Mar 2007 12:32:39 -0400 (EDT)
Shawn Erickson writes:
> On 3/13/07, Andrew Gallatin <email@hidden> wrote:
> >
> > Andrew Gallatin writes:
> > > I doesn't look like Darwin/MacOSX has an O_DIRECT option to disable
> > > caching on the file at open time. Does MacOSX/Darwin have a way to
> > > disabling caching on a per-mountpoint basis?
> >
> > I got two, independant suggestions to try fcntl(fd, F_NOCACHE, 1).
> > Execellent!
> >
> > But before I go trying to re-compile these applications, I'm still
> > wondering if there is any way to limit the ubc like in Tru64...
>
> Limit in what way?
To using no more than a certain percentage of memory, like
ubc-maxpercent does in Tru64.
Drew
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