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From Chun-Hung Hsiao <chhs...@apache.org>
Subject Re: Review Request 67779: Introduced `CREATE_DISK` and `DESTROY_DISK` operations.
Date Wed, 11 Jul 2018 15:03:50 GMT


> On July 11, 2018, 12:15 p.m., Jan Schlicht wrote:
> > include/mesos/mesos.proto
> > Lines 1991 (patched)
> > <https://reviews.apache.org/r/67779/diff/2/?file=2056874#file2056874line1991>
> >
> >     Let's not say "convert" here, otherwise we could use a single `ConvertVolume`
operation instead of create and destroy. How about "Create a MOUNT or BLOCK disk resource
from a RAW disk resource"?

Good point. Will do.


- Chun-Hung


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On July 10, 2018, 3:10 a.m., Chun-Hung Hsiao wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/67779/
> -----------------------------------------------------------
> 
> (Updated July 10, 2018, 3:10 a.m.)
> 
> 
> Review request for mesos, Benjamin Bannier, Gastón Kleiman, Greg Mann, James DeFelice,
and Jie Yu.
> 
> 
> Bugs: MESOS-9066
>     https://issues.apache.org/jira/browse/MESOS-9066
> 
> 
> Repository: mesos
> 
> 
> Description
> -------
> 
> This patch introduces `CREATE_DISK` and `DESTROY_DISK` operations for
> conversion between RAW disk resaurces and MOUNT/BLOCK disk resources to
> replace `CREATE_VOLUME`/`DESTROY_VOLUME`/`CREATE_BLOCK`/`DESTROY_BLOCK`.
> 
> This replacement involves two aspects:
> 
> 1. Renaming: The term "volume" is overloaded and created name conflicts
>    in mesos. This renaming would lead to cleaner names in ACL and other
>    places, and is more consistent with CSI.
> 
> 2. Removing PATH support. PATH disks are used to split a disk resource
>    into smaller chunks for concurrent independent uses. However, this
>    concept does not quite fit CSI well.
> 
> 
> Diffs
> -----
> 
>   include/mesos/mesos.proto 463e6adcdf14115b2f21270bb1fd9c45e1b67cc3 
>   include/mesos/v1/mesos.proto 8eaad9c4b2a9cdd527922a004b0f7dd0dc58a7f1 
> 
> 
> Diff: https://reviews.apache.org/r/67779/diff/2/
> 
> 
> Testing
> -------
> 
> Test done later in chain.
> 
> 
> Thanks,
> 
> Chun-Hung Hsiao
> 
>


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