Re: [LAU] apt-get and RT kernel strangeness

On 12/14/2010 04:26 PM, Jörn Nettingsmeier wrote:
> On 12/14/2010 04:10 PM, rosea.grammostola wrote:
>> On 12/13/2010 09:38 PM, rosea.grammostola wrote:
>>> Hi,
>>>
>>> I have an oddity on Ubuntu Lucid.
>>>
>>> Installing libboost1.40-dev, default kernel, no problemo.
>>>
>>> Installing libboost1.40-dev, RT kernel, install (unpacking/
>>> processing) takes minuts!
>>>
>>> I have this oddity with another package, but most packages install
>>> normal.
>>>
>>> $ uname -a
>>> Linux ubuntu 2.6.33-29-realtime #1-Ubuntu SMP PREEMPT RT Wed Aug 4
>>> 20:14:20 UTC 2010 i686 GNU/Linux
>>>
>>> from: https://launchpad.net/~abogani/+archive/ppa/
>>>
>>> $ apt-cache policy libboost1.40-dev
>>> libboost1.40-dev:
>>> Installed: 1.40.0-4ubuntu4
>>> Candidate: 1.40.0-4ubuntu4
>>> Version table:
>>> *** 1.40.0-4ubuntu4 0
>>> 500 http://nl.archive.ubuntu.com/ubuntu/ lucid/main Packages
>>> 100 /var/lib/dpkg/status
>>>
>>>
>>> (maybe not interesting, but iotop says: CONFIG_TASK_DELAY_ACCT not
>>> enabled in kernel, cannot determine SWAPIN and IO %)
>> Any idea what this could be?
> wild guesses:
>
Thanks
> * swap disabled in the rt kernel, and you're low on RAM?
$ grep -i swap /boot/config-2.6.33-29-realtime
CONFIG_SWAP=y
CONFIG_CGROUP_MEM_RES_CTLR_SWAP=y
CONFIG_X86_BSWAP=y
CONFIG_RING_BUFFER_ALLOW_SWAP=y

2GB RAM

> * are you running real-time tasks in the background (such as jack)?
No

Hmm....
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Received on Tue Dec 14 20:15:03 2010