Messages in this thread |  | | Subject | Re: O_DIRECT please; Sybase 12.5 | Date | Fri, 29 Jun 2001 10:23:43 -0500 | From | Steve Lord <> |
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XFS supports O_DIRECT on linux, has done for a while.
Steve
> At work I had to sit through a meeting where I heard > the boss say "If Linux makes Sybase go through the page cache on > reads, maybe we'll just have to switch to Solaris. That's > a serious performance problem." > All I could say was "I expect Linux will support O_DIRECT > soon, and Sybase will support that within a year." > > Er, so did I promise too much? Andrea mentioned O_DIRECT recently > ( http://marc.theaimsgroup.com/?l=linux-kernel&m=99253913516599&w=2, > http://lwn.net/2001/0510/bigpage.php3 ) > Is it supported yet in 2.4, or is this a 2.5 thing? > > And what are the chances Sybase will support that flag any time > soon? I just read on news://forums.sybase.com/sybase.public.ase.linux > that Sybase ASE 12.5 was released today, and a 60 day eval is downloadable > for NT and Linux. I'm downloading now; it's a biggie. > > It supports raw partitions, which is good; that might satisfy my > boss (although the administration will be a pain, and I'm not > sure whether it's really supported by Dell RAID devices). > I'd prefer O_DIRECT :-( > > Hope somebody can give me encouraging news. > > Thanks, > Dan > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ >
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