Hello all,
Tom Judge a écrit :
From the boot messages you have included below it seems that you have a
Dell SAS-5i (Internal PCIe) controller and not a Perc/5[ie].
The SAS-5 known to have very poor performance (1Mb/s 100%busy) under
certain loads (cvsup).
I have something that looks like t
It wouldn't surprise me in the slightest that ext3 is better albeit
bursty for writes. That's the Linux aggressive write-behind and
ext2/ext3 for you in a nutshell. It's also quite likely true that in
many cases that reads and I/O scheduling is a lot better in Linux.
If you have time to run some
On Tue, 15 May 2007, Matthew Jacob spaketh thusly:
-}filesystem? ext3?
Correct.
-}
-}I want one of these failing machines *in my lab*.
-}
-}On 5/14/07, Randy Schultz <[EMAIL PROTECTED]> wrote:
-}> On Fri, 11 May 2007, Matthew Jacob spaketh thusly:
-}>
-}> -}Time frame to resolution involves get
filesystem? ext3?
I want one of these failing machines *in my lab*.
On 5/14/07, Randy Schultz <[EMAIL PROTECTED]> wrote:
On Fri, 11 May 2007, Matthew Jacob spaketh thusly:
-}Time frame to resolution involves getting a machine into my lab that
-}evidences the poor performance and the time to so
On 05/15/07 11:30, Kevin Kobb wrote:
Tom Judge wrote:
Randy Schultz wrote:
On Tue, 15 May 2007, Kevin Kobb spaketh thusly:
-}These reports on poor performance using mpt seem to be on SATA
-}drives. Has anybody been seeing this using SAS drives? -}
-}We are testing Dell PE840s with hot swap SAS
Tom Judge wrote:
> Randy Schultz wrote:
>> On Tue, 15 May 2007, Kevin Kobb spaketh thusly:
>>
>> -}These reports on poor performance using mpt seem to be on SATA
>> -}drives. Has anybody been seeing this using SAS drives? -}
>> -}We are testing Dell PE840s with hot swap SAS drives, and seem to
>>
On Tue, 15 May 2007, Tom Judge spaketh thusly:
-}I have attached some blogbench tests from the following configs:
Woo-hoo! Tnx heaps and loads Tom.
-}
-}Perc5i 4 * SAS 15K RPM 146 Gig disks in raid 5.
Hmm. This one was a bit troubling. It was only about twice as fast as the
SATA/RAID 1 I te
- Original Message -
From: "Randy Schultz" <[EMAIL PROTECTED]>
On Tue, 15 May 2007, Kevin Kobb spaketh thusly:
-}These reports on poor performance using mpt seem to be on SATA
-}drives. Has anybody been seeing this using SAS drives?
-}
-}We are testing Dell PE840s with hot swap SAS dri
Randy Schultz wrote:
On Tue, 15 May 2007, Kevin Kobb spaketh thusly:
-}These reports on poor performance using mpt seem to be on SATA
-}drives. Has anybody been seeing this using SAS drives?
-}
-}We are testing Dell PE840s with hot swap SAS drives, and seem to get decent
-}performance, though I
On Tue, 15 May 2007, Kevin Kobb spaketh thusly:
-}These reports on poor performance using mpt seem to be on SATA
-}drives. Has anybody been seeing this using SAS drives?
-}
-}We are testing Dell PE840s with hot swap SAS drives, and seem to get decent
-}performance, though I haven't run any benchma
Matthew Jacob wrote:
Time frame to resolution involves getting a machine into my lab that
evidences the poor performance and the time to sort out what the
problem is and fix it. Remote access doesn't work for me on this one
(contact me offline as to why).
On 5/11/07, Tom Judge <[EMAIL PROTECTED]
On Fri, 11 May 2007, Matthew Jacob spaketh thusly:
-}Time frame to resolution involves getting a machine into my lab that
-}evidences the poor performance and the time to sort out what the
-}problem is and fix it. Remote access doesn't work for me on this one
-}(contact me offline as to why).
Hey
Time frame to resolution involves getting a machine into my lab that
evidences the poor performance and the time to sort out what the
problem is and fix it. Remote access doesn't work for me on this one
(contact me offline as to why).
On 5/11/07, Tom Judge <[EMAIL PROTECTED]> wrote:
Randy Schult
Randy Schultz wrote:
On Fri, 11 May 2007, Tom Judge spaketh thusly:
-}> --
-}
-}From the boot messages you have included below it seems that you have a Dell
-}SAS-5i (Internal PCIe) controller and not a Perc/5[ie].
Tnx Tom. Yeah I knew that but didn't catch it in the Subject: The perc/5 is
On Fri, 11 May 2007, Tom Judge spaketh thusly:
-}> --
-}
-}From the boot messages you have included below it seems that you have a Dell
-}SAS-5i (Internal PCIe) controller and not a Perc/5[ie].
Tnx Tom. Yeah I knew that but didn't catch it in the Subject: The perc/5 is
on another machine.
-}
On Fri, 11 May 2007, Bill Moran spaketh thusly:
-}
-}My personal server is a Dell 860 configured very similarly to yours,
-}with the difference that it has a single 160G SATA drive (no RAID).
-}It's also running 6.2.
Hey Bill,
Tnx for the data. I'm going to put a linux on to see if it's actual
On 05/11/07 08:42, Bill Moran wrote:
In response to Randy Schultz <[EMAIL PROTECTED]>:
Hi there,
We just purchased a Dell 860 with these specifics:
- dual core pentium 915, 2.8 GHz, 800MHz FSB
- 2x512 MB 533 MHz DDR2 RAM
- Dell's SAS/SATA drive controller(which is actually an LSILogic
Randy Schultz wrote:
Hi there,
We just purchased a Dell 860 with these specifics:
- dual core pentium 915, 2.8 GHz, 800MHz FSB
- 2x512 MB 533 MHz DDR2 RAM
- Dell's SAS/SATA drive controller(which is actually an LSILogic)
- their 5IR PCI-Express internal RAID controller
- a pair of 250
Bill Moran wrote:
In response to Randy Schultz <[EMAIL PROTECTED]>:
Hi there,
We just purchased a Dell 860 with these specifics:
- dual core pentium 915, 2.8 GHz, 800MHz FSB
- 2x512 MB 533 MHz DDR2 RAM
- Dell's SAS/SATA drive controller(which is actually an LSILogic)
- their 5IR PC
In response to Randy Schultz <[EMAIL PROTECTED]>:
> Hi there,
>
> We just purchased a Dell 860 with these specifics:
>- dual core pentium 915, 2.8 GHz, 800MHz FSB
>- 2x512 MB 533 MHz DDR2 RAM
>- Dell's SAS/SATA drive controller(which is actually an LSILogic)
>- their 5IR PCI-Expre
Hi there,
We just purchased a Dell 860 with these specifics:
- dual core pentium 915, 2.8 GHz, 800MHz FSB
- 2x512 MB 533 MHz DDR2 RAM
- Dell's SAS/SATA drive controller(which is actually an LSILogic)
- their 5IR PCI-Express internal RAID controller
- a pair of 250 GB SATA II's set up RA
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