On Fri, Jul 29, 2011 at 11:26 PM, Mauro Santos <registo.mailling@xxxxxxxxx> wrote: > > Are you sure you haven't personalized that? Yes. For a good reason: what little I knew about ulimit (from Gentoo) was forgotten, and it only came to mind now that I was bitten. 'ulimit -v' says unlimited > here and I haven't changed that config from arch's default. OK, I have one system like you and another one with the limits I posted. I suppose it has to do with the time the systems were installed. > > 'ulimit -u unlimited' might be a bad idea, if anything goes haywire and > starts spawning threads it can crash your machine very quickly (think > fork bomb), even the default value seems to be too much for normal usage. > Agreed. But how is one supposed to know how to choose sane values? JA