[pacman-dev] pacman-4.2 plans?

[Allan McRae]

On 13/04/13 11:40, Anatol Pomozov wrote:
> Hi
> 
> On Thu, Apr 11, 2013 at 11:11 PM, Allan McRae <allan at archlinux.org> wrote:
>> The 4.2 roadmap is empty!
>> https://wiki.archlinux.org/index.php?title=DeveloperWiki:Pacman_Roadmap
>>
>> I thought it would be good to discuss what people are planning.  So far
>> things I know are being or will be worked on:
>>
>> - Remove of support for PKGBUILDs with only a build() function
>> - Removal of directory symlink support
>>
>>
>> Other things that have starts of patchsets available:
>>
>> - Parallel operations  (I think I will take this...)
> Are you talking about paralleling CPU extensive operations like
> integrity checking or you mean parallel in broad sense? 

I am only considering integrity checking and conflict checking.

> Things I keep
> in mind are:
>   - download package index (list) with multiple threads
>   - download packages in multiple threads

Downloading could be done parallel, but that is a separate issue.

>   - install packages in parallel
>   - parallelize package download and installation. pacman does not
> need to wait all package downloads, does it?  Download is a network
> bound task and installation is disk bound so doing these things in the
> same time should reduce total installation time.

We need all packages downloaded to perform conflict checking.
Installing in parallel would be difficult as we need to maintain
dependency ordering.

Allan