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[expand - 1 more] - Re: Question about dfs.block.size setting - Hadoop - [mail # user]
...Hi Harsh,  Thanks for your comments, I found "Increasing the number of tasks increases the framework overhead, but increases load balancing and lowers the cost of failures." quite usefu...
   Author: Yu Li, 2010-07-22, 07:12
Re: How to control the number of map tasks for each nodes? - Hadoop - [mail # user]
...Hi all,  Just a reminder that there're also datanode and tasktracker daemon which also take CPU resource, so if we have 8 dual cores, the sum of the map and reduce maximum task number s...
   Author: Yu Li, 2010-07-08, 15:57
[expand - 3 more] - Re: In which configuration file to configure the "fs.inmemory.size.mb" parameter? - Hadoop - [mail # user]
...Hi Ted,  Thanks for your help. I've seen the code under the path you mentioned, but it seems this class has been deprecated. Do you know any other parameter has similar functionality as...
   Author: Yu Li, 2010-07-01, 17:22
Re: Please help with this spam filter. - Hadoop - [mail # user]
...Hi Pierre,  Since I also use gmail, I met with the "552 552 spam score (5.8) exceeded threshold (state 18)" error just two days ago. If the problem you met is the same with mine, It has...
   Author: Yu Li, 2010-07-01, 08:11
[expand - 3 more] - Re: Question about disk space allocation in hadoop - Hadoop - [mail # user]
...Hi Chris,  Thanks a lot for your knowledge sharing, I'll have a further investigation and give it a try on my cluster, hope could get a good solution from them:)  Best Regards, Car...
   Author: Yu Li, 2010-07-01, 07:51
Re: Dynamically set mapred.tasktracker.map.tasks.maximum from inside a job. - Hadoop - [mail # user]
...Hi Pierre,  The "setNumReduceTasks" method is for setting the number of reduce tasks to launch, it's equal to set the "mapred.reduce.tasks" parameter, while the "mapred.tasktracker.redu...
   Author: Yu Li, 2010-06-30, 13:56
Re: No lease on... - Hadoop - [mail # user]
...Hi all,  Sorry for bother, but I could not send mail to this mailing list directly, just trying to reply... I've met with the error message "552 552 spam score (8.0) exceeded threshold ...
   Author: Yu Li, 2010-06-28, 08:03
[expand - 2 more] - Re: Questions about recommendation value of the "io.sort.mb" parameter - Hadoop - [mail # dev]
...Hi Todd,  Thanks a lot for your detailed explanation and recommendation, it really helps a lot!  Best Regards, Carp  2010/6/26 Todd Lipcon   ad [EMAIL PROTECTED]>写道: y...
   Author: Yu Li, 2010-06-26, 09:18
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