i'm not sure if using framed transport is an option with hector.
http://hector-client.github.com/hector//source/content/API/core/0.8.0-2/me/prettyprint/cassandra/service/CassandraHostConfigurator.html#setUseThriftFramedTransport(boolean)
what should i be in the logs looking for to find the
Dropped read messages occur when the node could not process a read task within
rpc_timeout. It generally means the cluster has been overwhelmed at some point:
too many requests, to much GC, compaction hurting, etc.
Check the server side logs for errors but I doubt it is related to the call
i'm not sure if using framed transport is an option with hector.
what should i be in the logs looking for to find the cause of these
dropped reads?
thanks,
On 5/24/2012 3:04 AM, aaron morton wrote:
Dropped read messages occur when the node could not process a read
task within rpc_timeout.
No sure but
at
org.apache.thrift.transport.TIOStreamTransport.read(TIOStreamTransport.java:132)
Looks like the client is not using framed transport. The server defaults to
framed.
Cheers
-
Aaron Morton
Freelance Developer
@aaronmorton
http://www.thelastpickle.com
i've notice the my nodes seem to have a large (?, not really sure what
acceptable numbers are) read dropped count from tpstats. could they be
related?
On 5/23/2012 2:55 AM, aaron morton wrote:
No sure but
at
could somebody clue me in to the cause of this exception? i see these
randomly.
AnalyzerService-2 2012-05-22 13:28:00,385 :: WARN
cassandra.connection.HConnectionManager - Exception:
me.prettyprint.hector.api.exceptions.HectorTransportException:
