Re: [PATCH 0/1] [Yocto Bug 1700] Fix for buildstats diskio on non physical disks

[Wolfram Stering <wolfram.stering@hale.at>]

On 11/02/2011 07:41 AM, Beth Flanagan wrote:
> From: Elizabeth Flanagan <elizabeth.flanagan@intel.com>
>
> tmpfs/encryptfs/ramfs have no entry in /proc/diskstats. This modifies 
> buildstats to not collect diskio statistics when we encounter a case where 
> the os.major/os.minor is not represented with an entry in /proc/diskstats.

A similar issue exists for building on a btrfs partition.
I posted a message on Oct 28 concerning buildstats on btrfs volumes.
The problem there is, that btrfs's stat() reports fake device ids that
cannot be found in /proc/diskstats.

> Longer term solution to this is to:
> - Identify all fs types that don't have representation in /proc/diskstats
> - Gather meaningful iostats of these fs types if possible.
>
> The following changes since commit 4a951e0433a99cd985515843f0a48fadc7050aca:
>
>   Fix HOMEPAGE values in libzypp and sat-solver .bb files (2011-11-01 18:28:19 +0000)
>
> are available in the git repository at:
>   git://git.pokylinux.org/poky-contrib eflanagan/diskio_bug1700
>   http://git.pokylinux.org/cgit.cgi/poky-contrib/log/?h=eflanagan/diskio_bug1700
>
> Elizabeth Flanagan (1):
>   [Yocto Bug 1700] Fix for buildstats on tmpfs
>
>  meta/classes/buildstats.bbclass |   37 ++++++++++++++++++++++++++-----------
>  1 files changed, 26 insertions(+), 11 deletions(-)
>
>
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