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From Emilian Bold <emilian.b...@gmail.com>
Subject Re: Version control advice
Date Tue, 22 Nov 2016 11:11:08 GMT
I see hg-fast-export.sh finished at some point.

As expected though, git does not have any of the disk space gains. The
converted git releases/ repository is 3.6GB.

In case these statistics mean something:

git-fast-import statistics:
---------------------------------------------------------------------
Alloc'd objects:    4090000
Total objects:      4085509 (  40220100 duplicates                  )
      blobs  :      1036365 (  28386238 duplicates     858087 deltas of
969684 attempts)
      trees  :      2735935 (  11833862 duplicates    1370606 deltas of
 2613480 attempts)
      commits:       313209 (         0 duplicates          0 deltas of
     0 attempts)
      tags   :            0 (         0 duplicates          0 deltas of
     0 attempts)
Total branches:        1283 (       346 loads     )
      marks:        1048576 (    313209 unique    )
      atoms:         124011
Memory total:        218429 KiB
       pools:         26711 KiB
     objects:        191718 KiB
---------------------------------------------------------------------
pack_report: getpagesize()            =       4096
pack_report: core.packedGitWindowSize = 1073741824
pack_report: core.packedGitLimit      = 8589934592
pack_report: pack_used_ctr            =   39000045
pack_report: pack_mmap_calls          =     733040
pack_report: pack_open_windows        =          4 /          7
pack_report: pack_mapped              = 4280730006 / 6950823920
---------------------------------------------------------------------


--emi

On Fri, Nov 18, 2016 at 1:32 PM, Emilian Bold <emilian.bold@gmail.com>
wrote:

> A releases/ clone which on my system takes 3.8GB is reduced to 1.6GB with
> the generaldelta and aggressivemergedeltas flags (took about 14 hours).
>
> Pretty impressive!
>
> Converting to git with hg-fast-export.sh complains that "repository has at
> least one unnamed head" for about 6 revisions. With --force I'm able to
> start the conversion but it hasn't finished yet.
>
> The git conversion is about 35% done and already using 1.3GB.
>
> So... I assume it's going to need just like the original repository about
> 3.8GB.
>
> I wonder if git has similar space-saving tricks?
>
>
>
> --emi
>
> On Thu, Nov 17, 2016 at 8:46 AM, Emilian Bold <emilian.bold@gmail.com>
> wrote:
>
>> Forgot about this. I've just started the Mercurial repository conversion
>> which will take a few hours.
>>
>> Will report tomorrow or when it's done.
>>
>>
>> --emi
>>
>> On Wed, Nov 16, 2016 at 11:18 PM, cowwoc <cowwoc@bbs.darktech.org> wrote:
>>
>>> Hi Emilian,
>>>
>>> Any update on this?
>>>
>>> Thanks,
>>> Gili
>>>
>>>
>>> On 2016-11-11 01:33 (-0500), Emilian Bold <e...@gmail.com> wrote:
>>> > Thank you for following through with this after we talked on IRC.>
>>> >
>>> > I will check later the size reduction for the releases/ repo.>
>>>
>>
>>
>

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