On 09/08/2008, Henrik <[EMAIL PROTECTED]> wrote:
> But random writes should be faster on a RAID10 as it doesn't need to
> calculate parity. That is why people suggest RAID 10 for datases, correct?
If it had 10 spindles as opposed to 4 ... with 4 drives the "split" is (because
you're striping and m
2008/8/8 Scott Marlowe <[EMAIL PROTECTED]>:
> noatime turns off the atime write behaviour. Or did you already know
> that and I missed some weird post where noatime somehow managed to
> slow down performance?
Scott, I'm quite aware of what noatime does ... you didn't miss a post, but
if you look
To me it still boggles the mind that noatime should actually slow down
activities on ANY file-system ... has someone got an explanation for
that kind of behaviour? As far as I'm concerned this means that even
to any read I'll add the overhead of a write - most likely in a disk-location
slightly of
On 02/07/2008, Jeffrey Baker <[EMAIL PROTECTED]> wrote:
> Yeah. The manufacturer rates it for 5 years in constant use. I
> remain skeptical.
I read in one of their spec-sheets that w/ continuous writes it
should survive roughly 3.4 years ... I'd be a tad more conservative,
I guess, and try to dr
On 02/07/2008, Jeffrey Baker <[EMAIL PROTECTED]> wrote:
> Red Hat and its clones. The other problem is the 80GB model is too
> small to hold my entire DB, Although it could be used as a tablespace
> for some critical tables. But hey, it's fast.
And when/if it dies, please give us a rough gues
On 04/04/2008, Scott Marlowe <[EMAIL PROTECTED]> wrote:
> Not entirely true. on 32 bit OS / software, the limit is just under 2
> Gig.
Where do you get that figure from?
There's an architectural (theoretical) limitation of RAM at 4GB,
but with the PAE (that pretty much any CPU since the Pentium
On 18/03/2008, Craig Ringer <[EMAIL PROTECTED]> wrote:
> Isn't a 10 or 24 spindle RAID 5 array awfully likely to encounter a
> double disk failure (such as during the load imposed by rebuild onto a
> spare) ?
I never said that we actually USED that set-up. I just said
I did extensive testing wi
On 18/03/2008, Peter Koczan <[EMAIL PROTECTED]> wrote:
> available, and RAID 5 and RAID 6 are just huge pains and terribly slow
> for writes.
RAID 5 and RAID 6 are just huge pains and terribly slow for writes
with small numbers of spindles ;}
In my testing I found that once you hit 10 spi
On 18/03/2008, sathiya psql <[EMAIL PROTECTED]> wrote:
> i thought many a replies will come... but only one..
You *ARE* aware of the fact that many people on this planet
aren't in your time-zone, eh? And as Ben pointed out: there's
been a good lot of similar questions - people who want to know
can
On 17/03/2008, Justin <[EMAIL PROTECTED]> wrote:
> OK i'm showing my ignorance of linux. On Ubuntu i can't seem to figure
> out if XFS file system is installed, if not installed getting it
> installed.
...
> any pointers would be nice. I 'm not going to reinstall the OS. Nor do
> i want to
On 14/03/2008, sathiya psql <[EMAIL PROTECTED]> wrote:
> no other groups are replying.
You waited for a *whole* *hour* before deciding to cross-post?
Wow.
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