[Moin-user] Very slow page saving caused by notifications

Steve McIntyre steve at einval.com
Sun Apr 29 14:30:30 EDT 2012

On Sat, Apr 28, 2012 at 11:26:51PM +0100, Steve McIntyre wrote:
>On Sat, Apr 28, 2012 at 11:54:50PM +0200, Thomas Waldmann wrote:
>>> >i had a quick look at the subscribed users caching patch and I suspect
>>> >that might not be the case there.
>>> Hmmm. It seems to work fine for me in testing, but it's possible that
>>> testing hasn't exercised all paths yet. Any suggestions on where to
>>> check?
>>Check for race conditions / multi-threading/processing issues. What
>>happens if 2 cache updates happen at about the same time?
>Hmmm, OK. I naively assumed that the cache layer might handle locking
>itself, that's a shame.

Apologies, misunderstood you last night when I wrote that. I have an
updated patch that I've just attached:


which seems to work for me. What do you think?

Steve McIntyre, Cambridge, UK.                                steve at einval.com
< sladen> I actually stayed in a hotel and arrived to find a post-it
          note stuck to the mini-bar saying "Paul: This fridge and
          fittings are the correct way around and do not need altering"

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