Date: Wed, 17 Nov 2010 21:51:06 +0800 From: darcsis@gmail.com (Denise H. G.) To: George Mamalakis <mamalos@eng.auth.gr> Cc: freebsd-stable <freebsd-stable@freebsd.org> Subject: Re: chflags on zfs (sappnd) Message-ID: <86mxp85a9h.fsf@pluton.xbsd.name> In-Reply-To: <4CE3B320.70302@eng.auth.gr> (George Mamalakis's message of "Wed, 17 Nov 2010 12:49:04 %2B0200") References: <4CE3B320.70302@eng.auth.gr>
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On 2010/11/17 at 18:49, George Mamalakis <mamalos@eng.auth.gr> wrote: > > Hi everbody, > from http://wiki.freebsd.org/ZFS I understand that chflags are > supported by zfs. But if I have a file with sappnd on a zfs > filesystem, I am unable to execute a command like this: > > # touch lili > # chflags sappnd lili > # ls -lrto lili > -rw-r--r-- 1 root wheel sappnd 5 Nov 17 12:38 lili > # echo "lala" >> lili > # echo "lala" >> lili > -su: echo: write error: Operation not permitted > > So, the first time it worked, but it stops working on any consequent > time (when the file is no more empty). > I found a bug report on: > > http://www.freebsd.org/cgi/query-pr.cgi?pr=149495 > > where a patch is suggested. Nevertheless, even though my sources are > newer than the suggested patch, my source tree does not contain it. > Do we know anything more about it? > > # uname -a > FreeBSD myhost 8.1-STABLE FreeBSD 8.1-STABLE #1: Fri Nov 5 17:27:37 > EET 2010 root@:/mnt/obj/mnt/src/sys/GENERIC amd64 > > Thank you all for your time in advance, > > mamalos > I can't reproduce the warning message here. When I do the second 'echo', nothing appeared. But the file content was unchanged. I am using zfs version 15. #uname -a FreeBSD pluton.xbsd.name 8.1-STABLE FreeBSD 8.1-STABLE #0: Wed Nov 17 08:13:47 CST 2010 dhg@pluton.xbsd.name:/opt/obj/sysbld/usr/src/sys/pluton-amd64 amd64 -- If a scientist uncovers a publishable fact, it will become central to his theory. His theory, in turn, will become central to all scientific truth.
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