This is the second version of
http://marc.info/?l=linux-scsim=119933628210006w=2
I gave up once, but I found that the performance loss is negligible
(within 1%) by using kmem_cache_alloc instead of mempool.
I use scsi_debug with fake_rw=1 and disktest (DIO reads with 8
threads) again:
Matthew Wilcox wrote:
On Tue, Jan 15, 2008 at 12:04:09PM +0900, K.Tanaka wrote:
I would like to introduce a SCSI fault injection framework using SystemTap.
Currently, kernel has Fault-injection framework and Faulty mode for md,
which can also be used for testing the error handling. But, they
On Tue, Jan 15, 2008 at 12:04:09PM +0900, K.Tanaka wrote:
-dm-mirror's redundancy doesn't work. A read error from the disk consisting
the array will be directory passed to the userspace, without reading from
the other mirror.
(It turns out that this issue is a known issue, but the
On Tue, Jan 15 2008 at 11:23 +0200, FUJITA Tomonori [EMAIL PROTECTED] wrote:
This is the second version of
http://marc.info/?l=linux-scsim=119933628210006w=2
I gave up once, but I found that the performance loss is negligible
(within 1%) by using kmem_cache_alloc instead of mempool.
I
On Tue, 2008-01-15 at 18:23 +0900, FUJITA Tomonori wrote:
This is the second version of
http://marc.info/?l=linux-scsim=119933628210006w=2
I gave up once, but I found that the performance loss is negligible
(within 1%) by using kmem_cache_alloc instead of mempool.
I use scsi_debug with
On Sun, 2008-01-13 at 14:28 +0200, Filippos Papadopoulos wrote:
On 1/11/08, James Bottomley [EMAIL PROTECTED] wrote:
On Fri, 2008-01-11 at 18:44 +0200, Filippos Papadopoulos wrote:
On Jan 11, 2008 5:44 PM, James Bottomley
[EMAIL PROTECTED] wrote:
I havent reported initio: I/O
On Tue, 15 Jan 2008 15:56:56 +0200
Boaz Harrosh [EMAIL PROTECTED] wrote:
On Tue, Jan 15 2008 at 11:23 +0200, FUJITA Tomonori [EMAIL PROTECTED] wrote:
This is the second version of
http://marc.info/?l=linux-scsim=119933628210006w=2
I gave up once, but I found that the performance loss
On Tue, Jan 15 2008 at 17:08 +0200, FUJITA Tomonori [EMAIL PROTECTED] wrote:
On Tue, 15 Jan 2008 15:56:56 +0200
Boaz Harrosh [EMAIL PROTECTED] wrote:
On Tue, Jan 15 2008 at 11:23 +0200, FUJITA Tomonori [EMAIL PROTECTED]
wrote:
This is the second version of
On Tue, Jan 15 2008 at 17:20 +0200, James Bottomley [EMAIL PROTECTED] wrote:
On Tue, 2008-01-15 at 18:23 +0900, FUJITA Tomonori wrote:
This is the second version of
http://marc.info/?l=linux-scsim=119933628210006w=2
I gave up once, but I found that the performance loss is negligible
(within
I thought, now we had this new shiny code to increase the scatterlist
table size I'd try it out. It turns out there's a pretty vast block
conspiracy that prevents us going over 128 entries in a scatterlist.
The first problems are in SCSI: The host parameters sg_tablesize and
max_sectors are
On Tue, Jan 15 2008 at 17:52 +0200, James Bottomley [EMAIL PROTECTED] wrote:
I thought, now we had this new shiny code to increase the scatterlist
table size I'd try it out. It turns out there's a pretty vast block
conspiracy that prevents us going over 128 entries in a scatterlist.
The
Hi Eric and Grant,
These messages, all 15 of them only appear during the boot sequence. I
never see them at any other time. The messages are in dmesg and syslog.
This is a Sun X4200 M2 Netra server. The LSI SAS1064 RAID enabled
Ultra320 SCSI controller supports RAID0, RAID1, and RAID1E modes.
On Tue, 2008-01-15 at 18:09 +0200, Boaz Harrosh wrote:
On Tue, Jan 15 2008 at 17:52 +0200, James Bottomley [EMAIL PROTECTED] wrote:
I thought, now we had this new shiny code to increase the scatterlist
table size I'd try it out. It turns out there's a pretty vast block
conspiracy that
On Jan 15, 2008 8:37 AM, Karen Shaeffer [EMAIL PROTECTED] wrote:
Hi Eric and Grant,
These messages, all 15 of them only appear during the boot sequence. I
never see them at any other time. The messages are in dmesg and syslog.
This is a Sun X4200 M2 Netra server. The LSI SAS1064 RAID enabled
On Tue, Jan 15 2008 at 18:49 +0200, James Bottomley [EMAIL PROTECTED] wrote:
On Tue, 2008-01-15 at 18:09 +0200, Boaz Harrosh wrote:
On Tue, Jan 15 2008 at 17:52 +0200, James Bottomley [EMAIL PROTECTED]
wrote:
I thought, now we had this new shiny code to increase the scatterlist
table size
this patch depends on the sg branch of the block tree
James
---
From: James Bottomley [EMAIL PROTECTED]
Date: Tue, 15 Jan 2008 11:11:46 -0600
Subject: remove use_sg_chaining
With the sg table code, every SCSI driver is now either chain capable
or broken, so there's no need to have a check in
James Bottomley wrote:
if (BLK_DEF_MAX_SECTORS max_sectors)
q-max_hw_sectors = q-max_sectors = max_sectors;
else {
q-max_sectors = BLK_DEF_MAX_SECTORS;
q-max_hw_sectors = max_sectors;
}
}
So it imposes a maximum possible
Signed-off-by: Stefan Richter [EMAIL PROTECTED]
---
Replacement of patch firewire: fw-sbp2: enable s/g chaining.
It's the same, minus '+ .use_sg_chaining = ENABLE_SG_CHAINING,' hunk
to prevent conflicts when James is going to remove .use_sg_chaining.
drivers/firewire/fw-sbp2.c |7 ---
Hi!
This is my first attempt at ahci autosuspend. It is _very_ hacky at
this moment, I'll seriously need to clean it up. But it seems to work
here.
It includes Alan Stern's patches. I guess I could/should produce
separate version.
Signed-off-by: Stefan Richter [EMAIL PROTECTED]
---
Replacement of patch ieee1394: sbp2: enable s/g chaining.
It's the same, minus '+ .use_sg_chaining = ENABLE_SG_CHAINING,' hunk
to prevent conflicts when James is going to remove .use_sg_chaining.
drivers/ieee1394/sbp2.c |3 ++-
1 file
On Tue, 2008-01-15 at 14:52 -0500, Jeff Garzik wrote:
James Bottomley wrote:
if (BLK_DEF_MAX_SECTORS max_sectors)
q-max_hw_sectors = q-max_sectors = max_sectors;
else {
q-max_sectors = BLK_DEF_MAX_SECTORS;
q-max_hw_sectors = max_sectors;
Stefan Richter wrote:
drivers/firewire/fw-sbp2.c |7 ---
1 file changed, 4 insertions(+), 3 deletions(-)
drivers/ieee1394/sbp2.c |3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
Never mind the diffstats. I forgot to refresh them.
--
Stefan Richter
-=-==--- ---=
On Tue, 15 Jan 2008 06:30:11 -0800 (PST) [EMAIL PROTECTED] wrote:
http://bugzilla.kernel.org/show_bug.cgi?id=9752
Summary: getting FAULT code message at startup in mpt fusion
scsi driver
Product: SCSI Drivers
Version: 2.5
On Tuesday, January 15, 2008 1:37 PM, Andrew Morton wrote:
On blade startup we're seeing the following message:
Fusion MPT base driver 3.02.55
Copyright (c) 1999-2005 LSI Logic Corporation
Fusion MPT SAS Host driver 3.02.55
mptbase: Initiating ioc0 bringup
mptbase: ioc0: WARNING -
Love, Robert W wrote:
The interconnect layer could be split further:
SCSI command set layer -- SCSI core -- SCSI transport layer (FCP) --
Fibre Channel core -- Fibre Channel card drivers, FCoE drivers.
This is how I see the comparison. ('/' indicates 'or')
You suggest
update the patch with minor return path changes in match function:
Convert to use the class iteration api.
Signed-off-by: Dave Young [EMAIL PROTECTED]
---
drivers/scsi/hosts.c | 24 +---
1 file changed, 13 insertions(+), 11 deletions(-)
diff -upr
On Tue, 15 Jan 2008 17:44:14 +0200
Boaz Harrosh [EMAIL PROTECTED] wrote:
If __scsi_put_command puts a command to shost-free_list, it doesn't
free scmd-sense_buffer since it's the sense_buffer for the backup
sense_buffer. If __scsi_put_command puts a command to
shost-cmd_pool-slab (if
This is the third version of:
http://marc.info/?l=linux-scsim=120038907123706w=2
The changes from the second version are:
- Fixed the memory leak bug that Boaz pointed out.
shots-backup_sense_buffer has gone. One sense buffer is allocated per
host and it's always attached to the scsi_cmnd
On Tue, 15 Jan 2008 09:16:06 -0600
James Bottomley [EMAIL PROTECTED] wrote:
On Sun, 2008-01-13 at 14:28 +0200, Filippos Papadopoulos wrote:
On 1/11/08, James Bottomley [EMAIL PROTECTED] wrote:
On Fri, 2008-01-11 at 18:44 +0200, Filippos Papadopoulos wrote:
On Jan 11, 2008 5:44 PM,
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