Re: [ZODB-Dev] cache not minimized at transaction boundaries?

2006-02-01 Thread Chris Withers
Dieter Maurer wrote: I plan to implement that -- waiting for the new style contributor agreement from the Zope Foundation ;-) Yay! Go Dieter! cheers, Chris -- Simplistix - Content Management, Zope & Python Consulting - http://www.simplistix.co.uk _

Re: [ZODB-Dev] cache not minimized at transaction boundaries?

2006-02-01 Thread Chris Withers
Hey Toby, Long time no "see" ;-) Toby Dickenson wrote: On Tuesday 31 January 2006 11:41, Chris Withers wrote: Tim Peters wrote: ...base ZODB cache targets on aggregate pickle size All good, but still never gonna happen, right? *wry grinz* Sounds like a reasonable evening project (Ive no c

RE: [ZODB-Dev] cache not minimized at transaction boundaries?

2006-01-31 Thread Dieter Maurer
Tim Peters wrote at 2006-1-31 01:32 -0500: >[Chris Withers] >> ... >> ...oh well, if only the ZODB cache was RAM-usage-based ratehr than object >> count based ;-) > >Ya, that's not feasible. More plausible would be to base ZODB cache targets >on aggregate pickle size; ZODB _could_ know that, and t

Re: [ZODB-Dev] cache not minimized at transaction boundaries?

2006-01-31 Thread Toby Dickenson
On Tuesday 31 January 2006 11:41, Chris Withers wrote: > Tim Peters wrote: > >> ...base ZODB cache targets on aggregate pickle size > All good, but still never gonna happen, right? *wry grinz* Sounds like a reasonable evening project (Ive no chance for ZODB fun in the day job any more), but Im s

Re: [ZODB-Dev] cache not minimized at transaction boundaries?

2006-01-31 Thread Tim Peters
[Chris Withers] >>> ... >>> ...oh well, if only the ZODB cache was RAM-usage-based ratehr than object >>> count based ;-) [Tim Peters] >> Ya, that's not feasible. More plausible would be to base ZODB cache targets >> on aggregate pickle size; ZODB _could_ know that, and then it would also be >> s

Re: [ZODB-Dev] cache not minimized at transaction boundaries?

2006-01-31 Thread Chris Withers
Tim Peters wrote: [Chris Withers] ... ...oh well, if only the ZODB cache was RAM-usage-based ratehr than object count based ;-) Ya, that's not feasible. More plausible would be to base ZODB cache targets on aggregate pickle size; ZODB _could_ know that, and then it would also be strongly rela

RE: [ZODB-Dev] cache not minimized at transaction boundaries?

2006-01-30 Thread Tim Peters
[Chris Withers] > ... > ...oh well, if only the ZODB cache was RAM-usage-based ratehr than object > count based ;-) Ya, that's not feasible. More plausible would be to base ZODB cache targets on aggregate pickle size; ZODB _could_ know that, and then it would also be strongly related to how a ZEO

Re: [ZODB-Dev] cache not minimized at transaction boundaries?

2006-01-30 Thread Chris Withers
Hi Tim, Tim Peters wrote: Do: import ZODB print ZODB.__version__ to find out. Good to know, thanks... I have a Stepper (zopectl run on steroids) job that deals with lots of big objects. Can you quantify this? 60,000 File objects of the order of 2Mb each. It does not do cacheM

RE: [ZODB-Dev] cache not minimized at transaction boundaries?

2006-01-26 Thread Tim Peters
[Chris Withers] > This is with whatever ZODB ships with Zope 2.8.5... Do: import ZODB print ZODB.__version__ to find out. > I have a Stepper (zopectl run on steroids) job that deals with lots of > big objects. Can you quantify this? > After processing each one, Stepper does a transact