Date: Mon, 23 Oct 2017 13:08:38 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-fs@FreeBSD.org Subject: [Bug 223015] [tmpfs] [patch] tmpfs does not support sparse files Message-ID: <bug-223015-3630-0RtbD8ro02@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-223015-3630@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=223015 --- Comment #8 from Keith White <kwhite@site.uottawa.ca> --- I read but probably misunderstood! If I create a file with holes I don't want to be "charged" for it until the holes are filled in. I may want to create a disk image file, say, that is 4g but I know that I will only be storing 20m in total. ffs-like filesystems allow this. tmpfs has a more straight-forward idea of a file (allocate up-front, no hole management?). A "BUGS" section in tmpfs(5) would have guided me away from attempting to use tmpfs for sparse files. Othersize tmpfs is an excellent fit for me since I'm running diskless+swapless. I'll re-read your comments. I see a drawing-board over there that I should get back to... ...keith -- You are receiving this mail because: You are the assignee for the bug.home | help
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