Date: Fri, 2 Jun 2006 16:50:06 -0500 From: Craig Boston <craig@xfoil.gank.org> To: Giorgos Keramidas <keramida@ceid.upatras.gr> Cc: freebsd-current@freebsd.org, Kris Kennaway <kris@obsecurity.org> Subject: Re: md /tmp and async mounts Message-ID: <20060602215005.GA43170@nowhere> In-Reply-To: <20060601213527.GA53422@gothmog.pc> References: <20060522231437.GC1446@odin.ac.hmc.edu> <20060523133037.GA2908@gothmog.pc> <20060523143013.GA11472@ci0.org> <20060523194106.GA46634@xor.obsecurity.org> <20060524203645.GB13500@gothmog.pc> <20060524203747.GA88742@xor.obsecurity.org> <20060524204617.GA13701@gothmog.pc> <20060601002024.GA1453@gothmog.pc> <20060601210655.GA36389@xor.obsecurity.org> <20060601213527.GA53422@gothmog.pc>
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On Fri, Jun 02, 2006 at 12:35:27AM +0300, Giorgos Keramidas wrote: > Ok, I'll prepare a patch that enables async and disables -M. We should > also document the fact that tmpmfs="YES" and varmfs="YES" in rc.conf may > require the presence of at least one swap device by default, and point > the users to -M with a warning if they run FreeBSD without a swap device > but still want to use tmpmfs or varmfs :) I may be mistaken, but from my (brief) reading of the code it seems to me that perhaps "swap-backed" isn't an entirely accurate term. More like "VM-backed", with the understanding that VM is (usually) backed by swap. I think if you don't have any swap configured, a swap-backed md will be no worse off than a memory-backed one would. Craig
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