Date: Tue, 16 Jun 2009 11:46:49 +0200 From: Ivan Voras <ivoras@freebsd.org> To: freebsd-current@freebsd.org Cc: freebsd-hackers@freebsd.org Subject: Re: tmpfs experimental? Message-ID: <h17pm9$4du$1@ger.gmane.org> In-Reply-To: <4A370DB2.8070403@wanderview.com> References: <h162mo$jj2$1@ger.gmane.org> <4A370DB2.8070403@wanderview.com>
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Ben Kelly wrote: > Ivan Voras wrote: >> Hi, >> >> Are there still known problems with tmpfs? >> >> I've been using it for a while in 7-STABLE and 8-CURRENT without >> noticeable problems - not that there was ever serious load involved >> (normal /tmp activity). I've just tried it and it survived a couple of >> rounds of blogbench, even with virtual memory swapping. >> >> In other words, is there still reason for the "highly experimental >> feature" warning? > > I get some slightly unexpected behavior when mount <mountpoint> is run > multiple times: > > ianto# mount | grep ' /tmp' > tmpfs on /tmp (tmpfs, local) > ianto# mount /tmp > ianto# mount | grep ' /tmp' > tmpfs on /tmp (tmpfs, local) > tmpfs on /tmp (tmpfs, local) > ianto# umount /tmp > ianto# mount | grep ' /tmp' > tmpfs on /tmp (tmpfs, local) Sorry, maybe I'm missing the point, but what is wrong with the above behaviour? AFAIK you are allowed to mount multiple file systems on the same directory, though it isn't very useful.
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