From: Douglas F. <fi...@ia...> - 2002-04-29 02:01:02
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hum... wait I may be confused (and may have writen my email in a confusing way). I have a file: 268435456 Apr 28 19:53 tmp_fs that is on my host... this mounts in my uml as: /dev/ubd/3 253871 8247 232517 4% /tmp and as you can see is relatively clean however, it's the /tmp on the host (which has 512 Megs physical and 512 megs swap) that is filling up... /dev/sda6 101089 97066 0 100% /tmp note it's 100 megs and I have the mem= line set to 128 in uml. I can easily put this to 96 or 64 and not affect the uml, would this result in free /tmp space for other programs on the host to use??? doug On Mon, 29 Apr 2002, Vincent AE Scott wrote: > Douglas Fils(fi...@ia...)@Sun, Apr 28, 2002 at 09:18:25PM -0400: > > > > ah thanks.... > > so does this mean one should never allow the mem=X line to involve an X > > larger than your available /tmp space? > > well, that depends on 'what' /tmp is. while running UML, you really > should have tmpfs configured and mounted on /tmp. it'll give you great > performance gains over not doing it. > > well, you should never set mem=X where X is greater than the total > ammount of physical ram and swap spae that you have. > > if you use tmpfs, it'll have as much space as you have free RAM+swap. > > > > > > or put another way, is I set mem < size of /tmp this will not fill up my > > tmp dir? > > i'm assuming your using a real partition to hold /tmp, in which case > yes, that'd be a sensible thing todo. but you really do want to be > using tmpfs on /tmp. > > > > thanks again... > > it's great to have such quick responce on this mail list, a really > > important aspect of uml.. > > -vince > > -- Douglas Fils (fi...@ia...) | Member Collaborium.org Dept. Physics and Astronomy | http://www.collaborium.org http://www.physics.iastate.edu | IM via Jabber: fi...@ja... ISU, Ames, IA, 50011-3160 | fi...@co... PGP info http://www.collaborium.org/~fils |