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I'm purchasing a server with 8 SAS disks to perform database intensive procedures. Currently the main bottleneck is is large index scans in postgres.
I'm currently deciding between 8x300Gb 10k disks or 8x140Gb 15k disks as it would be more convenient ...
Started by pstanton on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at serverfault):
You want a good RAID controller that can keep up with 8 fast HDDs (that's actually not a given, and to enable battery-protected write caching....
, -6, -10, -50, -60
This sounds a little worrisome to me, it sounds like a low-end RAID controller.
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I've heard that the write performance of RAID 5 can be appalling at times. While I want the redundancy that it provides I don't want to sacrifice my database insert/update times.
Is this something I should be worried about and if so, what would be the...
Started by Scott Saad on
, 12 posts
by 12 people.
Answer Snippets (Read the full thread at serverfault):
RAID....
When between performance and space.
Every RAID5 write will cause at least 3 writes (plus a CRC calculation) .
Then the write buffer on the RAID 5 will quickly overflow and your straight into the "poor write performance" of RAID 5.
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I've never done anything with RAID before until now. I have 2 disks that were previously set up on this computer and I need to reformat the drives. From what I know about the current configuration, one drive is marked as active and the other one is not...
Started by Jim on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at serverfault):
If redundancy is your goal, RAID....
In your RAID controller management interface? If you can give us more details, we can probably provide more information on that front, since that's probably very specific to your particular RAID setup.
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On Mon, 6 Apr 2009 15:03:01 -0700, Mike <Mike@discussions.microsoft.com
I am looking for some advice on the recommended RAID configuration for ISA
2006 (Win 2008). I found many articles recommending different RAID levels
depending on the operation...
Started by Mike on
, 5 posts
by 4 people.
Answer Snippets (Read the full thread at omgili):
Mine is running with 3 drives in an onboard RAID Controller than my 4x4 Pickup,...its a matter of perspective....
As to the RAID config, I've had ISA 2006 on similar with some performance loss.
And more than one member (server) in the array.
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Hello,
I recently bought one of the 80 GB Intel 320 series drives during Newegg's recent sale and was looking for some advice/alternatives on what I should do with the drive. In my current system (see sig), I have the following config:
OS drive: Intel...
Started by IndyColtsFan on
, 11 posts
by 4 people.
Answer Snippets (Read the full thread at anandtech):
How will this affect my current boot drive? My.
No advice? Personally I think option 3 - set it up as your main OS drive with a reinstall and use the controller setting in my BIOS to "RAID" from AHCI.
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I'm currently running raid 0+1; four 500 GB drives in the array..
I'm looking at migrating the array from 0+1 (Stripe+Mirror) to 0 only (stripe).. The goal is to remove the hard drives from the array in order to put them in the newly purchased Drobo, ...
Started by werelord on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at serverfault):
You seem concerned about loss of data quite a bit, yet you're copying it all to a RAID 0? In RAID....
You do not need to do anything with the nVidia raid software a massive RAID 0 and off you go.
You will need a backup.
On the disks.
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Hello
I'm getting a SAN for the main purpose of having my Hyper-V VHD files on shared storage and use clustering if one of my two physical servers goes down.
I worked with the vendor who sold me my servers and they are getting me an HP P2000 G3 dual controller...
Started by SmartDrv on
, 23 posts
by 12 people.
Answer Snippets (Read the full thread at arstechnica):
This is more about providing sufficient, if I'm not satisfied with... .
You don't take much as big of a number of spindles in a RAID group as is practical.
A dual RAID 5 configuration.
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All of a sudden, the power supply of a server started to smell real bad. One of the hot swappable power supply units died. We replaced it, booted up Windows Server 2003 to find out that 2 out of 4 drives in a RAID 5 configuration had died.
We're also ...
Started by bobber205 on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at serverfault):
While it's possible that a bad power supply could potentially .
And/or a RAID controller with a BBU installed.
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OK I'm not very familiar with raid so I apologize in advance if I don't explain this properly.
I have a Dell PE2850 I've been using for a few years as a web server. Recently it complained that one of the drives in the system raid 1 array was failing (...
Started by edude05 on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at serverfault):
But since they'reIf....
In the RAID configuration screen (Ctrl+M) during RAID init, Slots 0 and 1 should say but if there is no RAID configuration you'll need to import the configuration back.
configuration.
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On Tue, 7 Apr 2009 07:38:24 -0700, Mike <Mike@discussions.microsoft.com
Thanks for the tip. A total surprise because my software vendor was the one
that recommended Windows 2008.
The license allows me to install Windows 2003, so that’s what I ...
Started by Mike on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at omgili):
It is setup my 4x4 Pickup,...its a matter....
Mine is running with 3 drives in an onboard RAID Controller.
As to the RAID config, I've had ISA 2006 on similar IBM with some performance loss.
And more than one member (server) in the array.
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