[OE-core] [PATCH 0/1] [Yocto Bug 1700] Fix for buildstats diskio on non physical disks

[Flanagan, Elizabeth]

On Tue, Nov 8, 2011 at 7:53 AM, Wolfram Stering <wolfram.stering at hale.at> wrote:
> On 11/08/2011 03:12 PM, Richard Purdie wrote:
>> On Tue, 2011-11-08 at 11:15 +0100, Wolfram Stering wrote:
>>> On 11/02/2011 07:41 AM, Beth Flanagan wrote:
>>>> From: Elizabeth Flanagan <elizabeth.flanagan at 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.
>> Did this patch help address that problem for you too?
>
> I'll be able to check that tomorrow and report back.

It should as the patch will just disable diskio collection if it
cannot find a valid device id in /proc/diskstats. Let me know if it
doesn't and I'll rework it and resubmit.

-b

>
> regards,
>
> - wolfi
>
>> Cheers,
>>
>> Richard
>
>
>
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-- 
Elizabeth Flanagan
Yocto Project
Build and Release