GitHub user nickwallen opened a pull request:
https://github.com/apache/incubator-metron/pull/362
METRON-575 State from different profiles can be co-mingled incorrectly
Added a keyed cache to the ProfileBuilderBolt so that it can maintain state
for multiple profiles. Previously, the same StellarExecutor was being used
across multiple different Profile/Entity pairs, which was incorrect.
The cache is also used to define a finite lifetime for a profile. A new
property was added to allow the user to control the lifetime of a profile.
> `profiler.profile.ttl`: If a message has not been applied to a Profile
in this number of periods, the Profile will be forgotten and its resources will
be cleaned up. If the profile TTL is `10` and the period duration is `15
minutes`, then any Profile that has not had a message applied in the previous
10 periods, which is the same as `150 minutes`, will be eligible for deletion.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/nickwallen/incubator-metron METRON-575
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/incubator-metron/pull/362.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #362
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commit 8d94fc5bcaaf1a8537639e59392d1aed8091a9ed
Author: Nick Allen <[email protected]>
Date: 2016-11-17T23:27:36Z
METRON-575 State from different profiles can be co-mingled incorrectly
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