Zack,

Saturday, March 30, 2002, 10:52:40 PM, you wrote:


That appears to be a PHP script problem, not MySQL one. But first try
to upgrade MySQL to 3.23.49a and see how the behavior changes.

ZA> Hey, I'm having MySQL exhibit some really weird behavior. I am running
ZA> 3.23.41 on OS X. I'm trying to implement a simple queue using MySQL and PHP.
ZA> Basically, I have a table with some data and a status field. The status
ZA> field tells the script the status of the queue entry  (queued, paused,
ZA> executing, etc). So every iteration of the loop in the script, it checks for
ZA> entries with a queued status, grabs the first one it sees, marks it as
ZA> executing and processes it.  I'm doing some benchmarking, so right now I'm
ZA> trying to do about 100 entries in 30 seconds.

ZA> Anyway, the trouble arrives at random places in the loop. Every time I run
ZA> the script, MySQL will return an invalid result from a query. It's really
ZA> strange. Sometimes it'll stop on the third queue entry, next it'll end on
ZA> the 50th entry. It's a static query, too. There's no dynamic information in
ZA> it either, the same exact query is being executed successfully in previous
ZA> iterations.   Is there anything I can do or use to see what it's really
ZA> doing or why it's failing? Are there any bugs for MySQL on OS X that seem to
ZA> fit this bill? 

ZA> Later,
ZA> Zack



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