There configs are interesting but undocumented on wiki. Thanks for the info.
On Fri, Mar 21, 2014 at 10:37 PM, Drew Goya <[email protected]> wrote: > Take a look at "topology.optimize" and "storm.scheduler" > > I had the same issue and I found that setting topology.optimize to false > and storm.scheduler to "backtype.storm.scheduler.EvenScheduler" gave me the > even distribution of components I was looking for. > > > On Fri, Mar 21, 2014 at 2:50 AM, bijoy deb <[email protected]>wrote: > >> Hi, >> >> I am running a topology using Storm (version 0.9.1),on a cluster of 3 >> nodes (3x4=12 slots). My topology has 1 spout(parallelism=2),bolt A >> (parallelism=2),bolt B (parallelism=1) and bolt C(parallelism=1).Number of >> tasks (numTasks) for each component is default(1).Number of workers is set >> as 5. >> >> Given above scenario,when I submit the topology,I can see 5 slots are >> used up and 7 are free (out of 12).But still one instance of the spout and >> bolt C are going to the same worker slot (e.g port 6703 of node 1). >> Shouldn't Storm be ensuring that components are assigned to distinct unused >> slots as long as there are empty slots available? Or is there some >> configuration that I have missed or misconfigured here? >> >> I have pasted the screenshot of Storm UI below for reference. >> >> Thanks >> Bijoy >> >> >
