Date: Thu, 24 May 2001 01:01:53 +0200 From: Stefan `Sec` Zehl <sec@42.org> To: Poul-Henning Kamp <phk@critter.freebsd.dk> Cc: freebsd-bugs@FreeBSD.ORG Subject: Re: kern/27259: md causes hang with make world Message-ID: <20010524010153.D20596@matrix.42.org> In-Reply-To: <53414.990658066@critter>; from phk@critter.freebsd.dk on Thu, May 24, 2001 at 12:47:46AM %2B0200 References: <20010524004434.C20596@matrix.42.org> <53414.990658066@critter>
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Re, On Thu, May 24, 2001 at 12:47:46AM +0200, Poul-Henning Kamp wrote: > In message <20010524004434.C20596@matrix.42.org>, Stefan `Sec` Zehl writes: > >Is this right? If so, is there a way to increase that significantly, or > >is this an inherent limitation of the FreeBSD kernel? > > Yes. I belive you can raise it, but the wisdom of doing so is in > doubt as a lot of other kernel dimensions will change too. Thanks. Then I won't be able to run make world any faster by moving /usr/obj into a ramdisk, but I can live with that. I have added a small patch for the md.4 manpage below so other users are forewarned. If you agree with it, I hope you can commit it. Or should I open a new PR for it? Thanks, Sec -- Hiroshima '45 Tsjernobyl '86 Windows '95 --- /usr/export/src/share/man/man4/md.4 Sun Dec 31 03:11:56 2000 +++ md.4 Thu May 24 00:56:57 2001 @@ -59,6 +59,11 @@ with the kernel option .Dv MD_NSECT . .Pp +Be warned that due to kernel constraints such a +.Nm +disk cannot be bigger than a certain maximum size. +This size can be found in the 'Limit' column of 'vmstat -m'. +.Pp At boot time the .Nm driver will search for pre-loaded modules of type To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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