Matteo Bertozzi updated HBASE-4393:

    Attachment: HBASE-4393-v0.patch

use LOG as default Sink, renamed methods as suggested and removed the 

What is your idea, about integrating hbck? some sort of automatic recovery in 
some codition?
> Implement a canary monitoring program
> -------------------------------------
>                 Key: HBASE-4393
>                 URL: https://issues.apache.org/jira/browse/HBASE-4393
>             Project: HBase
>          Issue Type: New Feature
>          Components: monitoring
>    Affects Versions: 0.92.0
>            Reporter: Todd Lipcon
>            Assignee: Matteo Bertozzi
>         Attachments: Canary-v0.java, HBASE-4393-v0.patch, HBaseCanary.java
> This JIRA is to implement a standalone program that can be used to do "canary 
> monitoring" of a running HBase cluster. This program would gather a list of 
> the regions in the cluster, then iterate over them doing lightweight 
> operations (eg short scans) to provide metrics about latency as well as alert 
> on availability issues.

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