> On Jan. 25, 2016, 5:12 p.m., Jie Yu wrote:
> > I am wondering if you do see performance issue regarding this? We typically
> > don't optimize the code too much until it becomes a problem. Also, we try
> > to avoid global variable dependencies (i.e., static bool isCreateError in
> > this case).
>
> Jojy Varghese wrote:
> Jie, thanks for looking at this.
>
> This change is two parts - one is simply replacing the initialization of
> `creators` hashmap. Initialization using universal `{` initialization is the
> preferred way in c++11 that calling `put`.
>
> The second change is to optimize the creation. I thought this was
> necessary because we will be calling `create` for every URI fetch in a image
> pull and its dependencies(or layers). As the information to create the
> fetcher does not change for each of that `create` call, I thought it would be
> better to reuse the initialized structures.
>
> We can remove the 2nd part (optimization) if you like.
I could make the static flag `isCreateError` as atomic_flag if you prefer.
- Jojy
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https://reviews.apache.org/r/41959/#review116115
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On Jan. 13, 2016, 11:08 p.m., Jojy Varghese wrote:
>
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/41959/
> -----------------------------------------------------------
>
> (Updated Jan. 13, 2016, 11:08 p.m.)
>
>
> Review request for mesos and Jie Yu.
>
>
> Repository: mesos
>
>
> Description
> -------
>
> Since fetcher plugins are not dynamically pluggable today, simplified the
> factory method to use the statically intitalized plugins. This would be
> useful when Fetchers are created multiple times.
>
>
> Diffs
> -----
>
> src/uri/fetcher.cpp dfda732348fec3b686cf82b55ad94fda4829469b
>
> Diff: https://reviews.apache.org/r/41959/diff/
>
>
> Testing
> -------
>
> make check.
>
>
> Thanks,
>
> Jojy Varghese
>
>
