Date: Fri, 7 Jan 2005 17:50:05 +0800 (CST) From: Barath S <barath_yes@yahoo.com.sg> To: =?iso-8859-1?q?Arne=20W=F6rner?= <arne_woerner@yahoo.com>, FreeBsd-MailGrp <freebsd-fs@freebsd.org> Subject: Re: using mfs of size > 64Mb and system stability Message-ID: <20050107095005.4797.qmail@web30308.mail.mud.yahoo.com> In-Reply-To: <20050107094348.42610.qmail@web41201.mail.yahoo.com>
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Thank you Arne. I didn't try with 'swap' option as my requirement is to have the files in memory. I will test with 5.3 and see it that works. regards --- Arne Wörner <arne_woerner@yahoo.com> wrote: > --- Barath S <barath_yes@yahoo.com.sg> wrote: > > My intention is create a file system in memory of > size > > > 128Mb and use that for my application. But, I > > couldn't do that as my system hangs whenever I > create > > a mfs of size > 64Mb. I did the following... > > > > a) Configured memory file system of size 128Mb > using > > 'mdmfs' command with 'malloc' option. When I tried > to > > copy files to this mfs, m/c hanged after copying > some > > files. > > b) Then I rebooted by m/c and configured memory > file > > system of size 64Mb and this time the copying > > operation was successful > > c) I observed that the system hanged whenever I > > configure a mfs of size > 64Mb and used that mfs > > > > a) Can someone provide me hints on what could be > the > > problem ? > > > I use R5.3. According to the man page mdconfig(8) a > md of type > malloc should use "-o reserve", if it is large and > to be "filled" > (I think the man page means "filled quickly"): > "If the -o reserve option is not set, creating and > filling > a large malloc-backed memory disk is a very easy > way to > panic a system." > > Maybe that helps? > > Did you try type "swap"? > > -Arne > > > > > __________________________________ > Do you Yahoo!? > The all-new My Yahoo! - Get yours free! > http://my.yahoo.com > > > __________________________________________________ Do You Yahoo!? Download the latest ringtones, games, and more! http://sg.mobile.yahoo.com
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