Incorrect bzrlib usage or a memory leak?

Abhay Mujumdar amujumdar at blackducksoftware.com
Wed Oct 5 14:03:56 UTC 2011


John,

Thanks for looking into this; it is a big help. 
I am in process of rewriting Ohloh's bzr adapter using APIs (no more cmd_*) and will let you know how it goes.

Thanks again,
Abhay

On Oct 5, 2011, at 3:31 AM, John Arbash Meinel wrote:

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> On 10/5/2011 2:13 AM, Martin Pool wrote:
>> Just in case other people on this list are curious, John did an 
>> awesome analysis in 
>> <https://answers.launchpad.net/bzr/+question/173096> 
>> <http://imagebin.org/177384> showing that the memory does grow, but
>> it plateaus, and the growth can reasonably be explained by the
>> increasing size of the tree as you go forward through history, and
>> caches that grow to a bounded size.
>> 
>> Martin
>> 
> 
> Unfortunately, imagebin will expire my paste soon, but for those
> following along, I have an updated version after running for ~16 hours:
> 
> http://people.canonical.com/~jameinel/peak_working.png
> 
> The surprising bit for me is that the time to extract each revision
> hasn't gone up significantly, even though the number of bytes has:
> http://people.canonical.com/~jameinel/extract_time.png
> 
> Total bytes extracted is 734GiB over 16 hours, or about 12.4MiB/s. My
> original estimate was off, and we actually started at about 6MiB/s, so
> we've been speeding up significantly.
> 
> John
> =:->
> 
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