Date: Mon, 28 Jun 2010 15:32:37 +0300 From: Mikolaj Golub <to.my.trociny@gmail.com> To: Nezmer <bsd@nezmer.info> Cc: freebsd-fs@freebsd.org Subject: Re: nullmounting zfs fs with children Message-ID: <8663132v8a.fsf@kopusha.home.net> In-Reply-To: <20100628114542.GA11720@mail> (Nezmer's message of "Mon, 28 Jun 2010 14:45:42 %2B0300") References: <20100628113837.GA98334@mail> <20100628114542.GA11720@mail>
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On Mon, 28 Jun 2010 14:45:42 +0300 Nezmer wrote: N> On Mon, Jun 28, 2010 at 02:38:37PM +0300, Nezmer wrote: >> Hi, >> >> Is this normal behaviour? >> >> # zfs create -p -o mountpoint=/zfstest/subdir0/subdir1/subdir2 POOL/zfstest/subdir0/subdir1/subdir2 >> # echo 2 > /zfstest/subdir0/subdir1/subdir2/file2 >> # echo 1 > /zfstest/subdir0/subdir1/file1 >> >> # find /zfstest >> /zfstest >> /zfstest/subdir0 >> /zfstest/subdir0/subdir1 >> /zfstest/subdir0/subdir1/file1 >> /zfstest/subdir0/subdir1/subdir2 >> /zfstest/subdir0/subdir1/subdir2/file2 >> >> # mkdir /nulltest >> # mount_nullfs /zfstest /nulltest >> >> # find /nulltest >> /nulltest >> /nulltest/subdir0 >> /nulltest/subdir0/subdir1 >> /nulltest/subdir0/subdir1/file1 >> /nulltest/subdir0/subdir1/subdir2 This is normal. POOL/zfstest and POOL/zfstest/subdir0/subdir1/subdir2 are two file systems. You have null mounted only the first one. You need to null mount subdir2 too: # mount_nullfs /zfstest/subdir0/subdir1/subdir2 /nulltest/subdir0/subdir1/subdir2 -- Mikolaj Golub
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