2009/4/14 Miles Nordin car...@ivy.net
well that's not what I meant though. The battery RAM cache's behavior
can't be determined by RTFS whether you use ZFS or not, and the
behavior matters to both ZFS users and non ZFS users. The advantage I
saw to ZFS slogs, is that you can inspect the
On Tue, Apr 14, 2009 at 5:57 AM, Will Murnane will.murn...@gmail.comwrote:
Has anyone done any specific testing with SSD devices and solaris other
than
the FISHWORKS stuff? Which is better for what - SLC and MLC?
My impression is that the flash controllers make a much bigger
difference
On Apr 15, 2009, at 8:28 AM, Nicholas Lee emptysa...@gmail.com wrote:
On Tue, Apr 14, 2009 at 5:57 AM, Will Murnane
will.murn...@gmail.com wrote:
Has anyone done any specific testing with SSD devices and solaris
other than
the FISHWORKS stuff? Which is better for what - SLC and
Nicholas Lee wrote:
On Tue, Apr 14, 2009 at 5:57 AM, Will Murnane will.murn...@gmail.com
mailto:will.murn...@gmail.com wrote:
Has anyone done any specific testing with SSD devices and
solaris other than
the FISHWORKS stuff? Which is better for what - SLC and MLC?
My
And it looks like the Intel fragmentation issue is fixed as well:
http://techreport.com/discussions.x/16739
FYI, Intel recently had a new firmware release. IMHO, odds are that
this will be as common as HDD firmware releases, at least for the
next few years.
On Thu, Apr 16, 2009 at 11:28 AM, Richard Elling
richard.ell...@gmail.comwrote:
As for space, 18GBytes is much, much larger than 99.9+% of workloads
require for slog space. Most measurements I've seen indicate that 100
MBytes
will be quite satisfactory for most folks. Unfortunately, there
On Thu, Apr 16, 2009 at 12:11 PM, Nicholas Lee emptysa...@gmail.com wrote:
Let me see if I understand this: A SSD slog can handle, say, 5000 (4k)
transactions in a sec (20M/s) vs maybe 300 (4k) iops for a single HDD. The
slog can then batch and dump say 30s worth of transactions - 600M as
nl == Nicholas Lee emptysa...@gmail.com writes:
nl zfs handles so much of what once would have been done in
nl hardware and by drivers. While this is good, it is leaving
nl this huge grey area where it is hard for those of us on the
nl front line
well that's not what I meant
On Mon, Apr 13, 2009 at 01:02, Nicholas Lee emptysa...@gmail.com wrote:
There's also the ACARD device:
acard ANS-9010B $250
plus 8GB RAM $86
plus 16GB CF $44
It's also got a battery but can dump/restore the RAM to a CF card.
It's
On Sun, Apr 12, 2009 at 7:24 PM, Miles Nordin car...@ivy.net wrote:
nl Supermicro have several LSI controllers. AOC-USASLP-L8i with
nl the LSI 1068E
That's what I'm using. It uses the proprietary mpt driver.
nl and AOC-USASLP-H8iR with the LSI 1078.
I'm not using this.
nl
Nicholas Lee wrote:
The standard controller that has been recommended in the past is the
AOC-SAT2-MV8 - an 8 port with a marvel chipset. There have been several
mentions of LSI based controllers on the mailing lists and I'm wondering
about them.
We tried the Marvel controller, and it
On Sat, Apr 11, 2009 at 1:28 PM, Alan Batie a...@batie.org wrote:
Nicholas Lee wrote:
The standard controller that has been recommended in the past is the
AOC-SAT2-MV8 - an 8 port with a marvel chipset. There have been several
mentions of LSI based controllers on the mailing lists and
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