Cheers :) ----------------- Aaron Morton Freelance Developer @aaronmorton http://www.thelastpickle.com
On 26/03/2012, at 1:55 PM, Watanabe Maki wrote: >> - InternalResponseStage > > Handles response to non client initiated messages, including bootstrap, > schema check, etc. > > maki > > > On 2012/03/26, at 2:18, aaron morton <aa...@thelastpickle.com> wrote: > >> Work is broken up into a series of stages. >> >> - ReadStage - performing a local read. >> - RequestResponseStage - handling responses from other nodes. >> - MutationStage - performing a local write. >> - ReplicateOnWriteStage - for counter writes, replicates after a local write >> - GossipStage - handles gossip rounds (ever second) >> - AntiEntropyStage - repairs consistency (nodetool reapir) >> - MigrationStage - schema changes >> - MemtablePostFlusher - flush commit log (and other things) after flushing >> memtable. >> - StreamStage - streams data between nodes during repair >> - FlushWrite - Flush memtable to disk >> - MiscStage - does misc stuff >> - InternalResponseStage - not sure. >> - HintedHandoff - sends missed mutations to other nodes. >> >> Cheers >> >> ----------------- >> Aaron Morton >> Freelance Developer >> @aaronmorton >> http://www.thelastpickle.com >> >> On 23/03/2012, at 9:49 PM, Rishabh Agrawal wrote: >> >>> Hello >>> I am new to Cassandra and when I run tpstats on my node (Cassandra 1.0.7) I >>> get following output: >>> >>> Pool Name Active Pending Completed Blocked All >>> time blocked >>> ReadStage 0 0 12 0 >>> 0 >>> RequestResponseStage 0 0 20 0 >>> 0 >>> MutationStage 0 0 14 0 >>> 0 >>> ReadRepairStage 0 0 14 0 >>> 0 >>> ReplicateOnWriteStage 0 0 0 0 >>> 0 >>> GossipStage 0 0 273665 0 >>> 0 >>> AntiEntropyStage 0 0 0 0 >>> 0 >>> MigrationStage 0 0 119 0 >>> 0 >>> MemtablePostFlusher 0 0 13 0 >>> 0 >>> StreamStage 0 0 0 0 >>> 0 >>> FlushWriter 0 0 13 0 >>> 0 >>> MiscStage 0 0 0 0 >>> 0 >>> InternalResponseStage 0 0 318 0 >>> 0 >>> HintedHandoff 0 0 2 0 >>> 0 >>> >>> Can anyone help with what each pool name stands for? >>> >>> Thanks and Regards >>> Rishabh Agrawal >>> >>> >>> Impetus to sponsor and exhibit at Structure Data 2012, NY; Mar 21-22. Know >>> more about our Big Data quick-start program at the event. >>> >>> New Impetus webcast ‘Cloud-enabled Performance Testing vis-à-vis >>> On-premise’ available at http://bit.ly/z6zT4L. >>> >>> >>> NOTE: This message may contain information that is confidential, >>> proprietary, privileged or otherwise protected by law. The message is >>> intended solely for the named addressee. If received in error, please >>> destroy and notify the sender. Any use of this email is prohibited when >>> received in error. Impetus does not represent, warrant and/or guarantee, >>> that the integrity of this communication has been maintained nor that the >>> communication is free of errors, virus, interception or interference. >>
