Re: arcmsr & areca-1660 - strange behaviour under heavy load

2008-02-26 Thread Nikola Ciprich
Hi On Sun, 24 Feb 2008, Andrew Morton wrote: Hi Andrew, thanks a lot for reply, I'm attaching requested information. please let me know if You need more information/testing, whatever. I'll be glad to help. BR nik Areca support doesn't seem to be very interested in the problem :-( (cc's added

RE: arcmsr & areca-1660 - strange behaviour under heavy load

2008-02-26 Thread nickcheng
Hi Nikola, As I said, we will test on our site. Our support team will help you to settle the issue. Sorry for your inconvenience, -Original Message- From: Nikola Ciprich [mailto:[EMAIL PROTECTED] Sent: Tuesday, February 26, 2008 5:36 PM To: Andrew Morton Cc: [EMAIL PROTECTED]; linux-scsi@

Re: [PATCH] [3/22] Remove unchecked_isa_dma in advansys.c

2008-02-26 Thread Matthew Wilcox
On Mon, Feb 25, 2008 at 11:40:35PM +0100, Andi Kleen wrote: > On Mon, Feb 25, 2008 at 02:47:46PM -0700, Matthew Wilcox wrote: > > I have to say I really don't like this patch. I'll look up my current > > Why do you not like it? What would you do better? > > > patch queue for this driver next wee

Re: Advansys regression between 2.6.23.8 and 2.6.24.2

2008-02-26 Thread Thomas Petazzoni
Hi James, Le Thu, 14 Feb 2008 09:50:58 -0600, James Bottomley <[EMAIL PROTECTED]> a écrit : > Yes, it's already on its way to stable. The process requires the fix > to be committed upstream first. There's an automated script that > sends these commits back to stable once they're upstream (provi

Re: [PATCH] [3/22] Remove unchecked_isa_dma in advansys.c

2008-02-26 Thread James Bottomley
On Tue, 2008-02-26 at 04:44 +0100, Andi Kleen wrote: > On Mon, Feb 25, 2008 at 03:50:22PM -0700, Matthew Wilcox wrote: > > On Mon, Feb 25, 2008 at 11:40:35PM +0100, Andi Kleen wrote: > > > > (I must have fixed it somehow because it works on parisc, which is most > > > > unforgiving of drivers which

RE: Patch added to scsi-rc-fixes-2.6: [SCSI] arcmsr: fix messageallocation

2008-02-26 Thread James Bottomley
On Tue, 2008-02-26 at 12:29 +0800, nickcheng wrote: > James, > Appreciate for your answer. > One more question: do you think there are any compatibility issues on > kmalloc/kfree pair? > I just trace the kernel code. It looks like it would not. > But I am not quite sure absolutely. > May I have you

Re: arcmsr & areca-1660 - strange behaviour under heavy load

2008-02-26 Thread Andrew Morton
On Tue, 26 Feb 2008 10:35:31 +0100 (CET) Nikola Ciprich <[EMAIL PROTECTED]> wrote: > Hi > > On Sun, 24 Feb 2008, Andrew Morton wrote: > > Hi Andrew, > thanks a lot for reply, I'm attaching requested information. > please let me know if You need more information/testing, whatever. > I'll be glad

Re: Performance problems with 3ware 9500S-4LP and 2.6.25-rc3

2008-02-26 Thread Bernd Schubert
Hello Andre, On Tuesday 26 February 2008 18:43:14 Andre Noll wrote: > Hi > > we are experiencing massive performance problems with two of our > Linux servers that contain 3ware controllers on a Tyan mainboard and > a couple of 1T disks. > > During the daily cron job that uses rsync to sync a 500G

[PATCH 0/2] (was Re: [ofa-general] fmr pool free_list empty)

2008-02-26 Thread Pete Wyckoff
[EMAIL PROTECTED] wrote on Mon, 25 Feb 2008 15:02 -0800: > Ugh. [pw wrote:] > > Looking at the FMR dirty list unmapping code in > > ib_fmr_batch_release(), there is a section that pulls all the dirty > > entries onto a list that it will later unmap and put back on the > > free list. > > > But

[PATCH 1/2] Revert "IB/fmr_pool: ib_fmr_pool_flush() should flush all dirty FMRs"

2008-02-26 Thread Pete Wyckoff
This reverts commit a3cd7d9070be417a21905c997ee32d756d999b38. The original commit breaks iSER reliably, making it complain: iser: iser_reg_page_vec:ib_fmr_pool_map_phys failed: -11 The FMR cleanup thread runs ib_fmr_batch_release() as dirty entries build up. This commit causes clean but use

[PATCH 2/2] ib fmr pool: flush used clean entries

2008-02-26 Thread Pete Wyckoff
Commit a3cd7d9070be417a21905c997ee32d756d999b38 (IB/fmr_pool: ib_fmr_pool_flush() should flush all dirty FMRs) caused a regression for iSER and was reverted in e5507736c6449b3253347eed6f8ea77a28cf688e. This change attempts to redo the original patch so that all used FMR entries are flushed when ib

Re: Performance problems with 3ware 9500S-4LP and 2.6.25-rc3

2008-02-26 Thread Chris Snook
Andre Noll wrote: we are experiencing massive performance problems with two of our Linux servers that contain 3ware controllers on a Tyan mainboard and a couple of 1T disks. During the daily cron job that uses rsync to sync a 500G file system from another machine to the raid on the 3ware control

[PATCH 1/1] iscsi regression: check for zero max session cmds

2008-02-26 Thread michaelc
From: Mike Christie <[EMAIL PROTECTED]> The old tools did not set max session cmds. This is a regression. I removed the check when merging the power of 2 patch. Signed-off-by: Mike Christie <[EMAIL PROTECTED]> --- drivers/scsi/libiscsi.c |4 ++-- drivers/scsi/scsi_transport_iscsi

Re: [PATCH] [3/22] Remove unchecked_isa_dma in advansys.c

2008-02-26 Thread Matthew Wilcox
On Tue, Feb 26, 2008 at 07:18:18AM -0800, James Bottomley wrote: > On Tue, 2008-02-26 at 04:44 +0100, Andi Kleen wrote: > > No pci_alloc_coherent works, but pci_map_* will not. > > Yes, it does ... dma_map is a flush/virt_to_phys on x86. so of course it > works. If you mean it doesn't transform f

Re: [PATCH 1/2] Revert "IB/fmr_pool: ib_fmr_pool_flush() should flush all dirty FMRs"

2008-02-26 Thread Benny Halevy
Pete, the subject says "PATCH 1/2" but I didn't see any follow-up message for PATCH 2/2. Just wondering :) Benny On Feb. 26, 2008, 10:27 -0800, Pete Wyckoff <[EMAIL PROTECTED]> wrote: > This reverts commit a3cd7d9070be417a21905c997ee32d756d999b38. > > The original commit breaks iSER reliably, ma

Re: arcmsr & areca-1660 - strange behaviour under heavy load

2008-02-26 Thread Nikola Ciprich
Hi Andrew, no, right now I have the machine in the weird state, swap is empty (3GB), and so is bigger part of RAM (~100MB free), and the gcc crashes even when trying to compile c program with empty main function. so it doesn't seem to be problem with memory exhaustion. Hopefully the areca guys

Re: [PATCH 1/2] Revert "IB/fmr_pool: ib_fmr_pool_flush() should flush all dirty FMRs"

2008-02-26 Thread Matthew Wilcox
On Tue, Feb 26, 2008 at 11:23:01AM -0800, Benny Halevy wrote: > Pete, the subject says "PATCH 1/2" but I didn't see any follow-up message > for PATCH 2/2. Just wondering :) I think the problem's on your end ... I got it and so did marc: http://marc.info/?l=linux-scsi&m=120405067313933&w=2 -- Int

Re: [PATCH 1/2] Revert "IB/fmr_pool: ib_fmr_pool_flush() should flush all dirty FMRs"

2008-02-26 Thread Benny Halevy
Diabolical ;-) Thanks for the pointer! Benny On Feb. 26, 2008, 11:39 -0800, Matthew Wilcox <[EMAIL PROTECTED]> wrote: > On Tue, Feb 26, 2008 at 11:23:01AM -0800, Benny Halevy wrote: >> Pete, the subject says "PATCH 1/2" but I didn't see any follow-up message >> for PATCH 2/2. Just wondering :) >

Re: [ofa-general] [PATCH 2/2] ib fmr pool: flush used clean entries

2008-02-26 Thread Roland Dreier
This looks like a really nice approach to me. Olaf? - R. - To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html