| 2011-01-28 13:37:53 |
Dr. David Alan Gilbert |
bug |
|
|
added bug |
| 2011-03-21 17:02:34 |
Mounir Bsaibes |
linux-linaro: importance |
Undecided |
Medium |
|
| 2011-03-24 16:48:06 |
Mounir Bsaibes |
linux-linaro: assignee |
|
Mian Yousaf Kaukab (mian-yousaf-kaukab) |
|
| 2011-04-08 10:33:16 |
Jamie Bennett |
linux-linaro: status |
New |
Confirmed |
|
| 2011-04-08 14:36:18 |
Dr. David Alan Gilbert |
bug |
|
|
added subscriber Linaro Release Team |
| 2011-04-08 18:30:45 |
Loïc Minier |
bug |
|
|
added subscriber Loïc Minier |
| 2011-04-28 12:36:06 |
Simon IJskes |
bug |
|
|
added subscriber Sim IJskes |
| 2011-06-05 16:52:46 |
Fathi Boudra |
bug |
|
|
added subscriber warmcat |
| 2011-07-19 18:03:02 |
Tobin Davis |
bug task added |
|
linux-ti-omap4 (Ubuntu) |
|
| 2011-07-19 18:03:13 |
Tobin Davis |
linux-ti-omap4 (Ubuntu): importance |
Undecided |
High |
|
| 2011-07-19 18:03:59 |
Tobin Davis |
linux-ti-omap4 (Ubuntu): status |
New |
Confirmed |
|
| 2011-07-19 18:05:44 |
Tobin Davis |
nominated for series |
|
Ubuntu Natty |
|
| 2011-07-19 18:05:44 |
Tobin Davis |
nominated for series |
|
Ubuntu Oneiric |
|
| 2011-07-19 18:21:38 |
Tobin Davis |
attachment added |
|
bonnie.html https://bugs.launchpad.net/ubuntu/+source/linux-ti-omap4/+bug/709245/+attachment/2218631/+files/bonnie.html |
|
| 2011-07-19 19:38:08 |
mahmoh |
bug |
|
|
added subscriber mahmoh |
| 2011-07-20 17:43:03 |
Tobin Davis |
nominated for series |
|
Ubuntu Maverick |
|
| 2011-07-20 17:44:30 |
Tobin Davis |
attachment added |
|
bonnie-maverick.html https://bugs.launchpad.net/ubuntu/+source/linux-ti-omap4/+bug/709245/+attachment/2221456/+files/bonnie-maverick.html |
|
| 2011-07-21 03:31:48 |
Ricardo Salveti |
bug task added |
|
linaro-ubuntu |
|
| 2011-07-21 03:31:56 |
Ricardo Salveti |
linaro-ubuntu: status |
New |
Confirmed |
|
| 2011-07-21 03:32:02 |
Ricardo Salveti |
linaro-ubuntu: importance |
Undecided |
High |
|
| 2011-07-27 09:44:06 |
Ricardo Salveti |
linaro-ubuntu: milestone |
|
11.07 |
|
| 2011-07-29 01:39:24 |
Kate Stewart |
bug task added |
|
linux-ti-omap4 (Ubuntu Oneiric) |
|
| 2011-07-29 17:08:21 |
Tobin Davis |
bug |
|
|
added subscriber Ubuntu ARM Team |
| 2011-07-29 17:20:40 |
Tobin Davis |
tags |
|
armel kernel-bug |
|
| 2011-07-29 21:15:16 |
Rob McMullen |
bug |
|
|
added subscriber Rob McMullen |
| 2011-08-02 17:02:36 |
Ubuntu QA Website |
tags |
armel kernel-bug |
armel iso-testing kernel-bug |
|
| 2011-08-03 12:37:38 |
Pat McGowan |
bug |
|
|
added subscriber Pat McGowan |
| 2011-08-05 14:24:09 |
Nicolas Dechesne |
bug |
|
|
added subscriber Nicolas Dechesne |
| 2011-08-05 17:10:14 |
Michael Sparmann |
attachment added |
|
noop test run 1 https://bugs.launchpad.net/linux-linaro/+bug/709245/+attachment/2256614/+files/speedtest-noop.log |
|
| 2011-08-05 17:11:01 |
Michael Sparmann |
attachment added |
|
cfq test run 1 https://bugs.launchpad.net/linux-linaro/+bug/709245/+attachment/2256615/+files/speedtest-cfq.log |
|
| 2011-08-05 17:11:29 |
Michael Sparmann |
attachment added |
|
deadline test run 1 https://bugs.launchpad.net/linux-linaro/+bug/709245/+attachment/2256616/+files/speedtest-deadline.log |
|
| 2011-08-05 17:11:48 |
Michael Sparmann |
attachment added |
|
noop test run 2 https://bugs.launchpad.net/linux-linaro/+bug/709245/+attachment/2256617/+files/speedtest-noop%20%282%29.log |
|
| 2011-08-05 17:12:09 |
Michael Sparmann |
attachment added |
|
cfq test run 2 https://bugs.launchpad.net/linux-linaro/+bug/709245/+attachment/2256618/+files/speedtest-cfq%20%282%29.log |
|
| 2011-08-05 17:12:28 |
Michael Sparmann |
attachment added |
|
deadline test run 2 https://bugs.launchpad.net/linux-linaro/+bug/709245/+attachment/2256619/+files/speedtest-deadline%20%282%29.log |
|
| 2011-08-09 21:10:41 |
Kate Stewart |
bug task added |
|
linux-ti-omap4 (Ubuntu Natty) |
|
| 2011-08-09 21:15:29 |
Kate Stewart |
bug task added |
|
linux-ti-omap4 (Ubuntu Maverick) |
|
| 2011-08-09 21:37:34 |
David Mandala |
description |
My Panda's USB seems to be significantly slower than a Beagle C4.
hdparm shows buffered reads as ~12MB/s on the Panda, and about ~20-25MB/s on a Beagle C4 from the same
external Lacie USB disk.
Kernel is 2.6.37-1002-linaro-omap
Disk shows as:
[ 5.170440] scsi 0:0:0:0: Direct-Access LaCie d2 quadra PQ: 0 ANSI: 4
[ 5.172546] sd 0:0:0:0: Attached scsi generic sg0 type 0
[ 5.175415] sd 0:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/465 GiB)
The board is otherwise idle during the test.
Doing perf_2.6.37-12 record -a dd if=/dev/sda of=/dev/null bs=4096 count=100000
shows :
81.41% swapper [kernel.kallsyms] [k] default_idle
6.33% dd [kernel.kallsyms] [k] __copy_to_user
0.94% swapper [kernel.kallsyms] [k] cpu_idle
0.51% dd [kernel.kallsyms] [k] __make_request
0.51% perf_2.6.37-12 [kernel.kallsyms] [k] __copy_from_user
which suggests it's not CPU constrained.
Dave |
Original Bug name: "panda: USB disk IO slow"
My Panda's USB seems to be significantly slower than a Beagle C4.
hdparm shows buffered reads as ~12MB/s on the Panda, and about ~20-25MB/s on a Beagle C4 from the same
external Lacie USB disk.
Kernel is 2.6.37-1002-linaro-omap
Disk shows as:
[ 5.170440] scsi 0:0:0:0: Direct-Access LaCie d2 quadra PQ: 0 ANSI: 4
[ 5.172546] sd 0:0:0:0: Attached scsi generic sg0 type 0
[ 5.175415] sd 0:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/465 GiB)
The board is otherwise idle during the test.
Doing perf_2.6.37-12 record -a dd if=/dev/sda of=/dev/null bs=4096 count=100000
shows :
81.41% swapper [kernel.kallsyms] [k] default_idle
6.33% dd [kernel.kallsyms] [k] __copy_to_user
0.94% swapper [kernel.kallsyms] [k] cpu_idle
0.51% dd [kernel.kallsyms] [k] __make_request
0.51% perf_2.6.37-12 [kernel.kallsyms] [k] __copy_from_user
which suggests it's not CPU constrained.
Dave |
|
| 2011-08-09 21:40:57 |
David Mandala |
summary |
panda: USB disk IO slow |
ARM SMP scheduler performance bug |
|
| 2011-08-10 02:54:16 |
Ricardo Salveti |
linaro-ubuntu: milestone |
11.07 |
11.08 |
|
| 2011-08-10 14:38:11 |
Steve Magoun |
bug |
|
|
added subscriber Steve Magoun |
| 2011-08-10 16:26:16 |
Tobin Davis |
linux-ti-omap4 (Ubuntu Natty): status |
New |
Confirmed |
|
| 2011-08-10 16:26:20 |
Tobin Davis |
linux-ti-omap4 (Ubuntu Maverick): status |
New |
Confirmed |
|
| 2011-08-10 16:28:25 |
Tobin Davis |
linux-ti-omap4 (Ubuntu Maverick): importance |
Undecided |
High |
|
| 2011-08-10 16:28:30 |
Tobin Davis |
linux-ti-omap4 (Ubuntu Natty): importance |
Undecided |
High |
|
| 2011-08-15 11:08:44 |
Rex Tsai |
bug |
|
|
added subscriber Rex Tsai |
| 2011-08-15 17:11:31 |
Craig Magina |
bug |
|
|
added subscriber Craig Magina |
| 2011-08-17 15:55:11 |
Paolo Pisati |
attachment added |
|
dmesg comparison: smp vs nosmp https://bugs.launchpad.net/ubuntu/+source/linux-ti-omap4/+bug/709245/+attachment/2286211/+files/3.0.0-1202-omap4.smpvsnosmp |
|
| 2011-08-18 13:34:14 |
Steve Magoun |
bug task added |
|
oem-priority |
|
| 2011-08-18 13:35:08 |
Steve Magoun |
oem-priority: importance |
Undecided |
High |
|
| 2011-08-23 16:16:24 |
Leo Lara |
bug |
|
|
added subscriber Leo Lara |
| 2011-08-23 17:00:12 |
Jeff Underhill |
bug |
|
|
added subscriber Jeff Underhill |
| 2011-08-25 22:19:38 |
David Mandala |
description |
Original Bug name: "panda: USB disk IO slow"
My Panda's USB seems to be significantly slower than a Beagle C4.
hdparm shows buffered reads as ~12MB/s on the Panda, and about ~20-25MB/s on a Beagle C4 from the same
external Lacie USB disk.
Kernel is 2.6.37-1002-linaro-omap
Disk shows as:
[ 5.170440] scsi 0:0:0:0: Direct-Access LaCie d2 quadra PQ: 0 ANSI: 4
[ 5.172546] sd 0:0:0:0: Attached scsi generic sg0 type 0
[ 5.175415] sd 0:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/465 GiB)
The board is otherwise idle during the test.
Doing perf_2.6.37-12 record -a dd if=/dev/sda of=/dev/null bs=4096 count=100000
shows :
81.41% swapper [kernel.kallsyms] [k] default_idle
6.33% dd [kernel.kallsyms] [k] __copy_to_user
0.94% swapper [kernel.kallsyms] [k] cpu_idle
0.51% dd [kernel.kallsyms] [k] __make_request
0.51% perf_2.6.37-12 [kernel.kallsyms] [k] __copy_from_user
which suggests it's not CPU constrained.
Dave |
Original Bug name: "panda: USB disk IO slow"
This bug effects ARM Cortex A9 cores, snowball, nvidia, OMAP 4, and other Cortex A9 processors. Problem is in Fedora ARM builds also so not limited to Ubuntu.
My Panda's USB seems to be significantly slower than a Beagle C4.
hdparm shows buffered reads as ~12MB/s on the Panda, and about ~20-25MB/s on a Beagle C4 from the same
external Lacie USB disk.
Kernel is 2.6.37-1002-linaro-omap
Disk shows as:
[ 5.170440] scsi 0:0:0:0: Direct-Access LaCie d2 quadra PQ: 0 ANSI: 4
[ 5.172546] sd 0:0:0:0: Attached scsi generic sg0 type 0
[ 5.175415] sd 0:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/465 GiB)
The board is otherwise idle during the test.
Doing perf_2.6.37-12 record -a dd if=/dev/sda of=/dev/null bs=4096 count=100000
shows :
81.41% swapper [kernel.kallsyms] [k] default_idle
6.33% dd [kernel.kallsyms] [k] __copy_to_user
0.94% swapper [kernel.kallsyms] [k] cpu_idle
0.51% dd [kernel.kallsyms] [k] __make_request
0.51% perf_2.6.37-12 [kernel.kallsyms] [k] __copy_from_user
which suggests it's not CPU constrained.
Dave |
|
| 2011-08-28 15:39:57 |
Leif Lindholm |
bug |
|
|
added subscriber Leif Lindholm |
| 2011-08-29 01:03:59 |
Rob Herring |
bug |
|
|
added subscriber Rob Herring |
| 2011-08-29 05:46:01 |
Fathi Boudra |
tags |
armel iso-testing kernel-bug |
armel iso-testing kernel-bug patch |
|
| 2011-08-29 05:46:38 |
Fathi Boudra |
linaro-ubuntu: milestone |
11.08 |
11.09 |
|
| 2011-08-31 02:28:20 |
Ming Lei |
linux-ti-omap4 (Ubuntu Oneiric): assignee |
|
Ming Lei (tom-leiming) |
|
| 2011-09-01 14:19:19 |
Ricardo Salveti |
linaro-ubuntu: assignee |
|
John Rigby (jcrigby) |
|
| 2011-09-02 21:44:20 |
Brad Figg |
tags |
armel iso-testing kernel-bug patch |
armel iso-testing kernel-bug patch rls-mgr-o-tracking |
|
| 2011-09-05 19:15:12 |
Launchpad Janitor |
linux-ti-omap4 (Ubuntu Oneiric): status |
Confirmed |
Fix Released |
|
| 2011-09-05 20:16:25 |
Launchpad Janitor |
branch linked |
|
lp:ubuntu/linux-ti-omap4 |
|
| 2011-09-14 13:35:16 |
Tim Gardner |
linux-ti-omap4 (Ubuntu Maverick): status |
Confirmed |
Fix Committed |
|
| 2011-09-14 13:35:39 |
Tim Gardner |
linux-ti-omap4 (Ubuntu Natty): status |
Confirmed |
Fix Committed |
|
| 2011-09-21 07:35:26 |
Launchpad Janitor |
branch linked |
|
lp:ubuntu/maverick-proposed/linux-ti-omap4 |
|
| 2011-09-21 14:09:46 |
Herton R. Krzesinski |
tags |
armel iso-testing kernel-bug patch rls-mgr-o-tracking |
armel iso-testing kernel-bug patch rls-mgr-o-tracking verification-needed-maverick |
|
| 2011-09-26 19:01:34 |
Chris Van Hoof |
oem-priority: status |
New |
Fix Committed |
|
| 2011-09-26 19:01:47 |
Chris Van Hoof |
nominated for series |
|
oem-priority/maverick |
|
| 2011-09-26 19:01:47 |
Chris Van Hoof |
bug task added |
|
oem-priority/maverick |
|
| 2011-09-26 19:01:47 |
Chris Van Hoof |
nominated for series |
|
oem-priority/natty |
|
| 2011-09-26 19:01:47 |
Chris Van Hoof |
bug task added |
|
oem-priority/natty |
|
| 2011-09-26 19:01:47 |
Chris Van Hoof |
nominated for series |
|
oem-priority/oneiric |
|
| 2011-09-26 19:01:47 |
Chris Van Hoof |
bug task added |
|
oem-priority/oneiric |
|
| 2011-09-26 19:02:22 |
Chris Van Hoof |
oem-priority/maverick: status |
New |
Fix Committed |
|
| 2011-09-26 19:02:35 |
Chris Van Hoof |
oem-priority/natty: status |
New |
Fix Committed |
|
| 2011-09-26 19:02:50 |
Chris Van Hoof |
oem-priority/oneiric: status |
New |
Fix Released |
|
| 2011-09-27 07:58:20 |
Ricardo Salveti |
linaro-ubuntu: status |
Confirmed |
Fix Committed |
|
| 2011-09-27 18:21:46 |
Tobin Davis |
tags |
armel iso-testing kernel-bug patch rls-mgr-o-tracking verification-needed-maverick |
armel iso-testing kernel-bug patch rls-mgr-o-tracking verification-done-maverick |
|
| 2011-09-27 19:53:44 |
Nicolas Pitre |
linux-linaro: status |
Confirmed |
Fix Committed |
|
| 2011-09-29 08:31:50 |
Launchpad Janitor |
linux-ti-omap4 (Ubuntu Maverick): status |
Fix Committed |
Fix Released |
|
| 2011-09-29 08:31:50 |
Launchpad Janitor |
cve linked |
|
2011-1576 |
|
| 2011-09-29 08:31:50 |
Launchpad Janitor |
cve linked |
|
2011-1776 |
|
| 2011-09-29 08:31:50 |
Launchpad Janitor |
cve linked |
|
2011-2213 |
|
| 2011-09-29 08:31:50 |
Launchpad Janitor |
cve linked |
|
2011-2497 |
|
| 2011-09-29 08:31:50 |
Launchpad Janitor |
cve linked |
|
2011-2700 |
|
| 2011-09-29 08:31:50 |
Launchpad Janitor |
cve linked |
|
2011-2723 |
|
| 2011-09-29 08:31:50 |
Launchpad Janitor |
cve linked |
|
2011-2928 |
|
| 2011-09-29 08:31:50 |
Launchpad Janitor |
cve linked |
|
2011-3188 |
|
| 2011-09-29 08:31:50 |
Launchpad Janitor |
cve linked |
|
2011-3191 |
|
| 2011-09-29 14:18:19 |
Ricardo Salveti |
linaro-ubuntu: status |
Fix Committed |
Fix Released |
|
| 2011-10-04 06:29:29 |
Launchpad Janitor |
branch linked |
|
lp:ubuntu/natty-proposed/linux-ti-omap4 |
|
| 2011-10-04 16:19:58 |
Herton R. Krzesinski |
tags |
armel iso-testing kernel-bug patch rls-mgr-o-tracking verification-done-maverick |
armel iso-testing kernel-bug patch rls-mgr-o-tracking verification-done-maverick verification-needed-natty |
|
| 2011-10-09 16:54:08 |
Tobin Davis |
tags |
armel iso-testing kernel-bug patch rls-mgr-o-tracking verification-done-maverick verification-needed-natty |
armel iso-testing kernel-bug patch rls-mgr-o-tracking verification-done-maverick verification-done-natty |
|
| 2011-10-12 04:41:28 |
Launchpad Janitor |
linux-ti-omap4 (Ubuntu Natty): status |
Fix Committed |
Fix Released |
|
| 2011-10-12 04:41:28 |
Launchpad Janitor |
cve linked |
|
2011-2695 |
|
| 2011-10-25 15:36:44 |
Steve Magoun |
oem-priority/natty: status |
Fix Committed |
Fix Released |
|
| 2011-10-25 15:36:58 |
Steve Magoun |
oem-priority/maverick: status |
Fix Committed |
Fix Released |
|
| 2011-10-25 15:37:19 |
Steve Magoun |
oem-priority: status |
Fix Committed |
Fix Released |
|
| 2012-01-12 11:57:22 |
Launchpad Janitor |
branch linked |
|
lp:ubuntu/linux-ti-omap4 |
|
| 2012-02-09 14:58:18 |
Olivier Naudan |
bug |
|
|
added subscriber Olivier Naudan |
| 2012-07-09 19:46:15 |
Emeric Vigier |
bug |
|
|
added subscriber Emeric Vigier |
| 2013-09-16 19:14:29 |
Linus Walleij |
linux-linaro: status |
Fix Committed |
Fix Released |
|
| 2013-09-16 19:14:29 |
Linus Walleij |
linux-linaro: assignee |
Mian Yousaf Kaukab (mian-yousaf-kaukab) |
|
|
