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From: Tommaso Teofili <teofili@adobe.com>
To: "oak-dev@jackrabbit.apache.org" <oak-dev@jackrabbit.apache.org>
Date: Tue, 26 Feb 2013 10:22:28 +0000
Subject: Re: Large flat commit problems
Thread-Topic: Large flat commit problems
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On 26/feb/2013, at 11:12, Jukka Zitting wrote:

> Hi,
>=20
> On Tue, Feb 26, 2013 at 12:04 PM, Thomas Mueller <mueller@adobe.com> wrot=
e:
>> Large transactions: I think we didn't define this as a strict requiremen=
t.
>=20
> It's probably not the most important thing for Oak to achieve, but we
> did list it as a goal in
> http://wiki.apache.org/jackrabbit/Goals%20and%20non%20goals%20for%20Jackr=
abbit%203:
>=20
> * Big transactions (> 100k nodes at 1kB each)

I agree it's important, especially for future evaluation of Oak by newcomer=
s these are common metrics.

>=20
>> I didn't analyze the results, but could the problem be orderable child
>> nodes?
>=20
> That may well be, in the benchmark code I don't explicitly specify a
> non-orderable node type so it defaults to the orderable
> nt:unstructured.

since the slowing trend is common, even if different, between the MK implem=
entations maybe it's something also related to data structures holding stuf=
f in memory.
In my opinion it'd be good to inspect further in order to catch this sort o=
f things as earliest as possible.

Tommaso

>=20
> BR,
>=20
> Jukka Zitting