** Changed in: linux-source-2.6.22 (Ubuntu)
Status: Fix Committed => Fix Released
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network performance and cpu usage in gutsy vs feisty
https://bugs.launchpad.net/bugs/152741
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u
linux-source-2.6.22 (2.6.22-15.54) gutsy-security; urgency=low
[Colin Ian King]
* usb-storage: always set the allow_restart flag
- LP: #193154
[Upstream Kernel Changes]
* [IA64] Fix unaligned handler for floating point instructions with base
update
* CVE-2007-6694: [POWERPC] C
** Changed in: linux (Ubuntu Gutsy)
Status: New => Invalid
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network performance and cpu usage in gutsy vs feisty
https://bugs.launchpad.net/bugs/152741
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ubuntu-bugs mailing list
** Changed in: linux-source-2.6.22 (Ubuntu Gutsy)
Importance: Undecided => High
Assignee: (unassigned) => Tim Gardner (timg-tpi)
Status: New => Fix Committed
Target: None => gutsy-updates
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network performance and cpu usage in gutsy vs feisty
https://bugs.launchpad.net/bugs
http://kernel.ubuntu.com/git?p=ubuntu/ubuntu-
gutsy.git;a=commit;h=503a509b951363785ffdc8942d28c51b180ea27f
** Changed in: linux-source-2.6.22 (Ubuntu)
Assignee: Ubuntu Kernel Team (ubuntu-kernel-team) => Tim Gardner (timg-tpi)
Status: Triaged => Fix Committed
Target: None => gu
SRU Justification:
Impact: Network traffic consumes an inordinate amount of CPU
Fix Description: Reduce the number of TCP sequence number rollovers.
This same code is in Hardy and subsequent versions.
Patch: http://kernel.ubuntu.com/git?p=ubuntu/ubuntu-
gutsy.git;a=commit;h=503a509b951363785ffdc
Adding git commit id and description just for the kernel team to
reference as well. Thanks.
commit 9b42c336d06411e6463949d2dac63949f66ff70b
Author: Eric Dumazet <[EMAIL PROTECTED]>
Date: Mon Oct 1 13:58:36 2007 -0700
[TCP]: secure_tcp_sequence_number() should not use a too fast clock
I found a patch in the lkml thread at http://www.mail-archive.com/linux-
[EMAIL PROTECTED]/msg213559.html. This is essentially a one line
patch to the kernel that has been well tested since it is Hardy also. I
think it'd be worthwhile to get this fixed in Gutsy. The patch follows:
Problem spott
Thank you for taking the time to report this bug and helping to make
Ubuntu better. This bug is fixed in the development release of Ubuntu,
Hardy Heron.
** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu)
Importance: Undecided => High
I can confirm this bug... I get this issue when running iperf with any
bandwidth (i.e. -b 1M) or device (broadcom 3c59x, ipw2200, atheros)...
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network performance and cpu usage in gutsy vs feisty
https://bugs.launchpad.net/bugs/152741
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