Re: Problem with skiplist

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> On Thu, Sep 11, 2008 at 02:57:32PM -0700, Paul Fisher wrote:
>> Bron Gondwana wrote:
>>>
>>> You really, really want a new version of cyrusdb_skiplist.c!  I
>>> recommend the attached one.  It's 2.3.12 plus the patches that will
>>> go into 2.3.13.
>>
>> On a somewhat related note, we're planning to upgrade our production
>> Cyrus cluster tomorrow evening from 2.3.7 to 2.3.12p2 with a handful
>> of patches.  While skiplist has been mostly good to us in 2.3.7, we
>> had been planning to apply the following skiplist patches:
>>
>>     cyrus-skiplist-locking-rework-2.3.12.diff
>>     cyrus-skiplist-safeunlock-2.3.12.diff
>>
>> The code attached to your most recent message includes
>> "cyrus-skiplist-tuning-2.3.10.diff", which had not previously been
>> mentioned as an upstream candidate for 2.3.13, as well as a change to
>> "struct txn" to add "*next_txn" (and related code) that doesn't appear
>> to be part of the current set of FastMail patches or CVSHEAD.
>>
>> Could you expand a bit on what skiplist code you're planning to push
>> upstream for 2.3.13?
>
>
> Oops - you're right!  I'll repost with that taken out.  I must have
> pushed the entire quilt series by mistake rather than just the patches
> that are going upstream...  so much for doing stuff late at night.
>
> I haven't updated the FastMail patches website yet - the new patch
> in there is the nested-transactions, which isn't heavily tested yet.
>
> That said - the one I posted is stable as well, we're running it in
> production with all those patches - but what I'm pushing for 2.3.13
> is just those two patches you mentioned above.  Here's a copy of
> cyrusdb_skiplist.c with just those two.

I have included both patches into our rpm packages some days ago and it
seems to do well. Just to mention a positive feedback.

Simon

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