[Zope] ZSyncer trouble with large Folders

Dieter Maurer dieter@handshake.de
Fri, 14 Jun 2002 21:10:09 +0200

Graham King writes:
 > Well I really like the function of ZSyncer, and I'm using the latest
 > (0.4.3). Oh, I see there's 0.4.4 - but here's my problem....
 > BUT, we sometimes get into trouble with large Folders. Of course our
 > developers constantly grow these anyway.
 > I would assume that we're getting TCP connection failures due to checking a
 > large number of objects.
This would be a really bad TCP connection.
In fact, TCP should not have problem even for really many and large

 > Sometimes I get "page not found" or "Internal
 > Error" or occasional a Zope/python error: "IO/Error" after a Sync. After
 > this last, I find that ZSyncer has worked after all, but it's terribly
 > frustrating at times. I'm resorting to Export/Import to ensure things happen
 > the first time round.
We, too, have seen some strange effects after we used ZSyncer:
Zope reports: no more file descriptors.
Something seems to leak these precious resources.
Up to now, we did not investigate the cause.