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Re: since flushes are batched, is it still io intensive? - Kafka - [mail # user]
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...What about memory? I know you guys have 24GB of ram per server? Basically I'm juggling between going with a dedicated box (which has faster IO), or ec2 which has slower IO but ch...
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Author: S Ahmed,
2012-05-11, 15:03
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since flushes are batched, is it still io intensive? - Kafka - [mail # user]
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...I was thinking (and after doing some tests on dedicated and ec2), would you still say kafka is io intensive? Considering writes are batched every x seconds, and you have a single kafka...
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Author: S Ahmed,
2012-05-11, 14:13
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Re: where does the in-memory log to file persistence take place - Kafka - [mail # dev]
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...couldn't this be written in a way that it doesn't block? or limits the time, like it makes a copy of the reference, then replaces it when a newed up channel (synchronized). Oh, this is...
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Author: S Ahmed,
2012-05-10, 04:35
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kafka file persistance blocks, ramifications on payload sizes and flush timings - Kafka - [mail # user]
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...On the dev list I was curious as to how kafka persists the in-memory to disk, and Jay responded with: "filechannel.force() always fully syncs the file to disk. This is done irrespectiv...
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Author: S Ahmed,
2012-05-09, 15:19
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Re: where does the in-memory log to file persistence take place - Kafka - [mail # dev]
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...Slowly trying to understand it, have to wramp up on my scala. When the flush/sink occurrs, does it pull items of the collection 1 by 1 or does it do this in bulk somehow while locking ...
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Author: S Ahmed,
2012-05-08, 20:44
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where does the in-memory log to file persistence take place - Kafka - [mail # dev]
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...I can barely read scala, but I'm curious where the applications performs the operation of taking the in-memory log and persisting it to the database, all the while accepting new log messages...
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Author: S Ahmed,
2012-05-07, 19:12
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Re: kafka and ruby client, beginner questions - Kafka - [mail # user]
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...Ok sorry I think I was confused. Once I have the offset, say I have the first offset (would it be 0?), I then call consume and it gets me the next message, and I keep calling consume t...
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Author: S Ahmed,
2012-05-07, 13:57
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Re: kafka and ruby client, beginner questions - Kafka - [mail # user]
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...Is it possible to query for a list of offsets? be a group of messages right? On Mon, May 7, 2012 at 4:07 AM, Sebastian Eichner <[EMAIL PROTECTED] ...
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Author: S Ahmed,
2012-05-07, 13:47
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Re: my performance numbers - Kafka - [mail # user]
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...Actually I was thinking, since my payloads sizes are larger, it would make sense to flush to disk more often right? Since I only have 4GB ram on the server. What effect does the ...
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Author: S Ahmed,
2012-05-07, 13:33
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kafka and ruby client, beginner questions - Kafka - [mail # user]
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...I have some messages already send to kafka using the producer perf test tool, but when I fire up irb I don't see any messages: require 'rubygems' require 'kafka' c = Kafka::Consu...
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Author: S Ahmed,
2012-05-05, 21:44
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