On 2011-11-24 14:20, Yeb Havinga wrote:
I really wonder at which point SSD life left will change to 99 on
this drive..
Bingo! On the OCZ Vertex 2 PRO, SSD life left to 99 after just over
100PB written.
230 Life_Curve_Status 0x0013 100 100 000Pre-fail
Always -
On 2011-11-04 16:24, David Boreham wrote:
On 11/4/2011 8:26 AM, Yeb Havinga wrote:
First, if your'e interested in doing a test like this yourself, I'm
testing on ubuntu 11.10, but even though this is a brand new
distribution, the smart database was a few months old.
'update-smart-drivedb'
On Wed, Nov 2, 2011 at 1:01 PM, Benjamin Smith li...@benjamindsmith.com wrote:
I don't mind spending some money. Can anybody comment on a recommended drive
in real world use?
We have been using the RamSan-620 from Texas Memory Systems
http://www.ramsan.com/ for over a year now on a heavy write
Am 03.11.2011 18:59, schrieb Robert Treat:
On Wed, Nov 2, 2011 at 11:02 PM, Benjamin Smith
li...@benjamindsmith.com wrote:
On Wednesday, November 02, 2011 11:39:25 AM Thomas Strunz wrote:
I guess go Intel
route or some other crazy expensive enterprise stuff.
It's advice about some of the
On 2011-11-04 04:21, Kurt Buff wrote:
Oddly enough, Tom's Hardware has a review of the Intel offering today
- might be worth your while to take a look at it. Kurt
Thanks for that link! Seeing media wearout comparisons between 'consumer
grade' and 'enterprise' disks was enough for me to stop
On 11/4/2011 8:26 AM, Yeb Havinga wrote:
First, if your'e interested in doing a test like this yourself, I'm
testing on ubuntu 11.10, but even though this is a brand new
distribution, the smart database was a few months old.
'update-smart-drivedb' had as effect that the names of the values
On Wednesday, November 02, 2011 11:39:25 AM Thomas Strunz wrote:
I have no idea what you do but just the fact that you bought ssds to
improve performance means it's rather high load and hence important.
Important enough that we back everything up hourly. Because of this, we
decided to give
On Wednesday, November 02, 2011 01:01:47 PM Yeb Havinga wrote:
Could you tell a bit more about the sudden death? Does the drive still
respond to queries for smart attributes?
Just that. It's almost like somebody physically yanked them out of the
machine, after months of 24x7 perfect
On 2011-11-03 04:02, Benjamin Smith wrote:
Which is what we're trying next, X25E. 710's apparently have 1/5th the rated
write endurance, without much speed increase, so don't seem like such an
exciting product.
I've tested the 710 with diskchecker.pl and it doesn't lie about it's
cache
On Thu, Nov 3, 2011 at 6:02 AM, Benjamin Smith li...@benjamindsmith.com wrote:
On Wednesday, November 02, 2011 11:39:25 AM Thomas Strunz wrote:
I have no idea what you do but just the fact that you bought ssds to
improve performance means it's rather high load and hence important.
Important
On Wed, Nov 2, 2011 at 11:02 PM, Benjamin Smith
li...@benjamindsmith.com wrote:
On Wednesday, November 02, 2011 11:39:25 AM Thomas Strunz wrote:
I guess go Intel
route or some other crazy expensive enterprise stuff.
It's advice about some of the crazy expensive enterprise stuff that I'm
On Thu, Nov 3, 2011 at 4:15 AM, Allan Kamau kamaual...@gmail.com wrote:
How about SSDs on Raid 1+0 (I have no experience on SSD and RAID
though) and have replication to another server having the same setup
and still do frequent backups. The Crucial m4 SSDs seem to be
reasonably priced and
On Thursday, November 03, 2011 10:59:37 AM you wrote:
There's a pretty varied mix of speed, durability, and price with any
SSD based architecture, but the two that have proven best in our
testing and production use (for ourselves and our clients) seem to be
Intel (mostly 320 series iirc), and
On Thu, Nov 3, 2011 at 16:15, Benjamin Smith li...@benjamindsmith.com wrote:
On Thursday, November 03, 2011 10:59:37 AM you wrote:
There's a pretty varied mix of speed, durability, and price with any
SSD based architecture, but the two that have proven best in our
testing and production use
Well,
After reading several glowing reviews of the new OCZ Vertex3 SSD last spring,
we did some performance testing in dev on RHEL6. (CentOS)
The results were nothing short of staggering. Complex query results returned
in 1/10th the time as a pessimistic measurement. System loads dropped
On Wed, Nov 2, 2011 at 12:01 PM, Benjamin Smith
li...@benjamindsmith.com wrote:
Well,
After reading several glowing reviews of the new OCZ Vertex3 SSD last spring,
we did some performance testing in dev on RHEL6. (CentOS)
The results were nothing short of staggering. Complex query results
On 11/2/2011 11:01 AM, Benjamin Smith wrote:
2) Intel X25E - good reputation, significantly slower than the Vertex3. We're
buying some to reduce downtime.
If you don't mind spending money, look at the new 710 Series from Intel.
Not SLC like the X25E, but still specified with a very high
you really need to watch out for excess write caching on SSDs. only a
few are safe against power failures while under heavy database write
activity.
--
john r pierceN 37, W 122
santa cruz ca mid-left coast
--
Sent via pgsql-general
recent ssd is orders of magnitude faster in that
are compared to HDD even the slow Intel drives.
Regards,
Thomas
Date: Wed, 2 Nov 2011 12:18:10 -0500
Subject: Re: [GENERAL] Recommendations for SSDs in production?
From: mmonc...@gmail.com
To: li...@benjamindsmith.com
CC: pgsql-general
On 11/02/11 11:39 AM, Thomas Strunz wrote:
For database I assume random read and writes are by way the most
important thing and any recent ssd is orders of magnitude faster in
that are compared to HDD even the slow Intel drives.
actually, SSD's have issues with committed small block (8K)
On 2011-11-02 18:01, Benjamin Smith wrote:
So after months of using this SSD without any issues at all, we tentatively
rolled this out to production, and had blissful, sweet beauty until about 2
weeks ago, now we are running into sudden death scenarios.
Could you tell a bit more about the
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