I recently upgraded to Hadoop 2.7.1 and HBase 1.1.2.
Since the upgrade, the HBase master logs have been filling and rolling over
about
every 5 minutes, filled with variations of the following (modified to obscure
internal details):
2015-12-27 12:24:52,481 DEBUG [SnapshotManifestLoader-pool87855
Hi Brian,
Did you have created snapshots on cluster while you were upgrading to new
hbase version ? Based on your logs there are some snapshots operations
running on your cluster. Can you dig your logs to find what is
triggering SnapshotManifestLoader there should some more info just above
this lin
> Hi Brian,
> Did you have created snapshots on cluster while you were upgrading to new
> hbase version ?
There were existing snapshots when I upgraded. It looks like a bunch of
new snapshot also appeared as part of the process, with names like
‘foo-ru-mmdd’
> Based on your logs there are so
hi experts,
we're working on using observer/endpoint to visit hbase rows. During our
experiments we found that for *small interval scans* (where the scan range
is within a single region, and the scan range contains only tens/hundreds
of rows), observer is times faster than endpoint. Our question i