Hi Andrew,
It will mark a worker as down and only send requests to "working"
workers. There is a separate thread that checks the availability of all
workers in an configurable time period which will mark the worker as
available/functioning again when it becomes available, where after it
will receive requests again. This is new functionality in the latest
version of modjk(.27)

I am not sure whether the request that "determined" the unavailability
of the worker will be retried though, I don't think so. There has been a
previous thread in the list that discussed retrying requests and the
caching of request. I believe the conclusion was that it would be
possible to implement but not necessarily simple.

Regards

> -----Original Message-----
> From: Andrew Hole [mailto:andremailingl...@gmail.com]
> Sent: 21 January 2009 11:14
> To: Tomcat Users List
> Subject: mod_jk - load balancing
> 
> Hi Guys!
> 
> What is the behavior of mod_jk if one of the workers stops?
> Mod_jk stops to send requests to that worker? Or it retries at each
> request
> and only after determine that the worker is down , it sends the
request
> to
> the fine worker ?
> 
> 
> # ----------------------
> # Load Balancer worker
> # ----------------------
> worker.appbalancer.type= lb
> worker.appbalancer.balanced_workers= wk1,wk2
> 
> # ----------------
> # First worker
> # ----------------
> worker.wk1.port= 7001
> worker.wk1.host= 10.250.14.43
> worker.wk1.type= ajp13
> worker.wk1.cache_timeout=600
> worker.wk1.socket_timeout=5
> 
> # ----------------
> # Second worker
> # ----------------
> worker.wk2.port= 7001
> worker.wk2.host= 10.250.14.44
> worker.wk2.type= ajp13
> worker.wk2.cache_timeout=600
> worker.wk2.socket_timeout=5
> 
> Thanks

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