On Fri, May 20, 2011 at 11:32:21AM +0100, Dave Martin wrote:
> On Thu, May 19, 2011 at 02:20:59PM -0700, Steve Langasek wrote:
> > On Wed, May 18, 2011 at 02:48:25PM -0300, Ricardo Salveti wrote:
> > > > 2) too many shells started to parse shell scripts
> > > I can see a lot of 'sh', 'cat', 'rm',
On Thu, May 19, 2011 at 02:20:59PM -0700, Steve Langasek wrote:
> On Wed, May 18, 2011 at 02:48:25PM -0300, Ricardo Salveti wrote:
> > > 2) too many shells started to parse shell scripts
>
> > I can see a lot of 'sh', 'cat', 'rm', 'sleep', 'run-parts', I think
> > this could all be optimized.
>
>
On Wed, May 18, 2011 at 02:48:25PM -0300, Ricardo Salveti wrote:
> > 2) too many shells started to parse shell scripts
> I can see a lot of 'sh', 'cat', 'rm', 'sleep', 'run-parts', I think
> this could all be optimized.
"run-parts" here is surprising; I'm not aware of anything that should call
th
On Wed, May 18, 2011 at 11:39 AM, Riku Voipio wrote:
> On 18 May 2011 16:53, Dave Martin wrote:
>> On Tue, May 17, 2011 at 5:53 PM, Tom Gall wrote:
>
>>> https://wiki.linaro.org/BootChart
>
>> Due to the poor I/O throughput, it looks a bit like we might be
>> hitting the known SD card write beha
+++ Christian Robottom Reis [2011-05-18 11:32 -0300]:
> On Wed, May 18, 2011 at 02:53:22PM +0100, Dave Martin wrote:
> > Hi,
>
> Um, why are we writing to anything on boot up?
Daemons writing their pids to /var/run, is one example. One advantage of
plan to move /run to root and make it a tmpfs.
> The long time of "mount" looks fishy. Are you sure you are booting
> with a clean filesystem?
>
> Other than that we see that
>
> 1) we start too much (cron, gdm, ...) for our use case
> 2) too many shells started to parse shell scripts
>
> As for finding files writes to on boot, using a "find /
On Wed, May 18, 2011 at 3:39 PM, Riku Voipio wrote:
> On 18 May 2011 16:53, Dave Martin wrote:
>> On Tue, May 17, 2011 at 5:53 PM, Tom Gall wrote:
>
>>> https://wiki.linaro.org/BootChart
>
>> Due to the poor I/O throughput, it looks a bit like we might be
>> hitting the known SD card write behav
On Wed, May 18, 2011 at 3:32 PM, Christian Robottom Reis
wrote:
> On Wed, May 18, 2011 at 02:53:22PM +0100, Dave Martin wrote:
>> Hi,
>>
>> On Tue, May 17, 2011 at 5:53 PM, Tom Gall wrote:
>> > Hi All,
>> >
>> > From UDS last week I was inspired to run bootchart on our Linaru
>> > Ubuntu-desktop
On 18 May 2011 16:53, Dave Martin wrote:
> On Tue, May 17, 2011 at 5:53 PM, Tom Gall wrote:
>> https://wiki.linaro.org/BootChart
> Due to the poor I/O throughput, it looks a bit like we might be
> hitting the known SD card write behaviour issues; mounting with
> noatime and/or journaling disabl
On Wed, May 18, 2011 at 02:53:22PM +0100, Dave Martin wrote:
> Hi,
>
> On Tue, May 17, 2011 at 5:53 PM, Tom Gall wrote:
> > Hi All,
> >
> > From UDS last week I was inspired to run bootchart on our Linaru
> > Ubuntu-desktop LEB.
> >
> > I collected the data on my panda board using the daily snaps
Hi,
On Tue, May 17, 2011 at 5:53 PM, Tom Gall wrote:
> Hi All,
>
> From UDS last week I was inspired to run bootchart on our Linaru
> Ubuntu-desktop LEB.
>
> I collected the data on my panda board using the daily snapshot from last
> week.
>
> From a very quick examination of the output, it woul
Hi All,
>From UDS last week I was inspired to run bootchart on our Linaru
Ubuntu-desktop LEB.
I collected the data on my panda board using the daily snapshot from last week.
>From a very quick examination of the output, it would seem we are IO bound.
I've created a quick wiki page about BootCha
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