flume-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Roshan Naik <ros...@hortonworks.com>
Subject Re: Performance on Widows vs *NIX
Date Fri, 01 Aug 2014 23:50:04 GMT
Is that a custom Flume build or from some distro ? Hard to say without
additional info. anything interesting in  the logs when it crashes ?


On Tue, Jul 29, 2014 at 10:15 AM, Christopher Shannon <cshannon108@gmail.com
> wrote:

> For development and testing, I sometimes have to run multiple agents on
> the same server / workstation. Recently I had to load test a second agent
> in a Windows environment with a near identical configuration (except for
> paths and more memory allocated to the JVM), but the agent in the second
> JVM soon ground to a halt whereas the first JVM with less memory worked
> without slowdown.
>
> The total physicsl memory on the machine is 32 gb, and the total physical
> RAM used never exceds 14GB. Disk space is plentiful. Agent A (started
> first) has a max JVM heap space of 4 gb, the second JVM (Agent B) has 8 gb
> allocated. Both use a spooling file source, a memory channel, and an Avro
> sink.
>
> Yet agent B is the one that slows down and evetually hangs. I have stood
> up multiple Flume agents on Linux without this problem.
>
> What could account for the degrading performance in a Windows environment
> for the second agent but not the first?
>
> All the best, Chris
>
> p.s. The agent version is 1.3.0, and I can't change it for contractual
> reasons.
>

-- 
CONFIDENTIALITY NOTICE
NOTICE: This message is intended for the use of the individual or entity to 
which it is addressed and may contain information that is confidential, 
privileged and exempt from disclosure under applicable law. If the reader 
of this message is not the intended recipient, you are hereby notified that 
any printing, copying, dissemination, distribution, disclosure or 
forwarding of this communication is strictly prohibited. If you have 
received this communication in error, please contact the sender immediately 
and delete it from your system. Thank You.

Mime
View raw message