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Re: [PATCH 0/2] add trace2 regions to fetch & push

From
Josh Steadmon <steadmon@google.com>
Date
Oct 7, 2019, 22:36 UTC
Message-ID
<20191007223644.GA8397@google.com>
In-Reply-To
<20191007214644.236055-1-jonathantanmy@google.com>
On 2019.10.07 14:46, Jonathan Tan wrote:
Show 16 quoted lines
> > We'd like to collect better statistics about where the time is spent in
> > fetches and pushes so that we can hopefully identify some areas for
> > future optimization. So let's add some trace2 regions around some of the
> > fetch/push phases so we can break down their timing.
> 
> Thanks.
> 
> Patch 1 looks good to me - different regions at the same level
> (builtin/fetch.c, so it will be just for "git fetch") and one specific
> one just for negotiation, which has to be in fetch-pack.c because only
> that file operates at that level.
> 
> Patch 2 mostly looks good to me too - unlike fetch, a lot happens in
> transport.c, so it's reasonable to put most of the regions there. One
> comment: in transport_push(), should trace2_region_{enter,leave} take
> "r" instead of "the_repository"?
Ah yeah, thanks for the catch. Fixed in V2.
Previous: Jonathan TanNext: Junio C Hamano
Message 5 of 11 in “add trace2 regions to fetch & push”
  1. 0/2 add trace2 regions to fetch & pushJosh Steadmon, Oct 2, 2019
  2. 1/2 fetch: add trace2 instrumentationJosh Steadmon, Oct 2, 2019
  3. 2/2 push: add trace2 instrumentationJosh Steadmon, Oct 2, 2019
  4. Jonathan TanOct 7, 2019
  5. Josh SteadmonOct 7, 2019
  6. Junio C HamanoOct 8, 2019
  7. Junio C HamanoOct 8, 2019
  8. 0/2 add trace2 regions to fetch & pushJosh Steadmon, Oct 7, 2019
  9. 1/2 fetch: add trace2 instrumentationJosh Steadmon, Oct 7, 2019
  10. 2/2 push: add trace2 instrumentationJosh Steadmon, Oct 7, 2019
  11. Jonathan TanOct 7, 2019

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