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* can one identify how much work sstate cache would save a build?
@ 2021-09-12 14:00 Robert P. J. Day
  2021-09-12 15:54 ` [OE-core] " Richard Purdie
  0 siblings, 1 reply; 3+ messages in thread
From: Robert P. J. Day @ 2021-09-12 14:00 UTC (permalink / raw)
  To: OE Core mailing list


  off the wall question from a friend, but is there a way to get a
general idea of how much work (how many tasks?) could be saved for a
build based on some available sstate cache directory?

rday

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [OE-core] can one identify how much work sstate cache would save a build?
  2021-09-12 14:00 can one identify how much work sstate cache would save a build? Robert P. J. Day
@ 2021-09-12 15:54 ` Richard Purdie
  2021-09-12 15:59   ` Robert P. J. Day
  0 siblings, 1 reply; 3+ messages in thread
From: Richard Purdie @ 2021-09-12 15:54 UTC (permalink / raw)
  To: Robert P. J. Day, OE Core mailing list

On Sun, 2021-09-12 at 10:00 -0400, Robert P. J. Day wrote:
>   off the wall question from a friend, but is there a way to get a
> general idea of how much work (how many tasks?) could be saved for a
> build based on some available sstate cache directory?

Run a build with bitbake -n against it and there is a summary printed near the
start of the build which says something like:

Sstate summary: Wanted 1525 Local 0 Network 1515 Missed 10 Current 0 (99% match, 0% complete)

Cheers,

Richard




^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [OE-core] can one identify how much work sstate cache would save a build?
  2021-09-12 15:54 ` [OE-core] " Richard Purdie
@ 2021-09-12 15:59   ` Robert P. J. Day
  0 siblings, 0 replies; 3+ messages in thread
From: Robert P. J. Day @ 2021-09-12 15:59 UTC (permalink / raw)
  To: openembedded-core


Quoting Richard Purdie <richard.purdie@linuxfoundation.org>:

> On Sun, 2021-09-12 at 10:00 -0400, Robert P. J. Day wrote:
>>   off the wall question from a friend, but is there a way to get a
>> general idea of how much work (how many tasks?) could be saved for a
>> build based on some available sstate cache directory?
>
> Run a build with bitbake -n against it and there is a summary  
> printed near the
> start of the build which says something like:
>
> Sstate summary: Wanted 1525 Local 0 Network 1515 Missed 10 Current 0  
> (99% match, 0% complete)

    that's it, that's what i was looking for, thanks.

rday



^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2021-09-12 15:59 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2021-09-12 14:00 can one identify how much work sstate cache would save a build? Robert P. J. Day
2021-09-12 15:54 ` [OE-core] " Richard Purdie
2021-09-12 15:59   ` Robert P. J. Day

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