From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joel Becker Date: Sat, 2 Jan 2010 12:15:18 -0800 Subject: [Ocfs2-devel] 40TB RAID and OCFS2 woes (inode64, JBD2, huge partition support, Volume might try to write to blocks beyond what jbd can address in 32 bits) In-Reply-To: References: <9A9AABD3-F67F-46D3-B08C-4FD89CA16149@wansecurity.com> <20091230203426.GA7272@mail.oracle.com> <1D016AC1-13F8-4433-9E1D-6540302C0373@wansecurity.com> <20091231034243.GA2560@mail.oracle.com> <4B3CF610.4070603@oracle.com> <6575F4FA-312C-4CB4-AA92-6AF7ECEF3EEA@wansecurity.com> <20091231200836.GA3301@mail.oracle.com> Message-ID: <20100102201517.GB9504@mail.oracle.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: ocfs2-devel@oss.oracle.com On Fri, Jan 01, 2010 at 03:12:18PM +0900, Robert Smith wrote: > I started a new kernel compile before I went to bed, and installed it this morning. > > To my surprise, when the system booted up, it mounted the partition. Excellent! > root at s2-replay02:~# df -h > Filesystem Size Used Avail Use% Mounted on > /dev/mapper/replays-ReplayDataVolume001 > 37T 1.3G 37T 1% /data/storage/ReplayDataVolume001 > > 1.3G for FS overhead. Partially due to the way I formatted I'm sure. Well, 1.3G out of 37T is like .003%. I'm ok with that :-) > 10485760000 bytes (10 GB) copied, 17.1197 s, 612 MB/s > 104857600000 bytes (105 GB) copied, 176.464 s, 594 MB/s > 1048576000000 bytes (1.0 TB) copied, 1825.52 s, 574 MB/s You've got some fast disk there ;-) > Any other tests I can run to see how she's gonna hold up? What can I do to try to break it? Just use it as you normally would, I suspect. The easy stuff doesn't usually break. It's often some behavior of some application. Thanks for trying this out and keeping us in the loop! Joel -- Life's Little Instruction Book #99 "Think big thoughts, but relish small pleasures." Joel Becker Principal Software Developer Oracle E-mail: joel.becker at oracle.com Phone: (650) 506-8127