Hadoop has a default file (hadoop-default.xml - version 19) for all configuration, don't change the values in that file (they won't be affected), copy the parameter to the file hadoop-site.xml where you set up the cluster and set the value you want there.
Long Van On Tue, Dec 22, 2009 at 11:40 AM, Patrick Angeles <patrickange...@gmail.com> wrote: > You can also set that param per-job. Maybe you called some code that did > that behind the scenes? > > On Tue, Dec 22, 2009 at 11:10 AM, Mark Vigeant <mark.vige...@riskmetrics.com >> wrote: > >> Hey Everyone- >> >> I've been playing around with Hadoop and Hbase for a while and I noticed >> that when running a program to upload data into an HTable I saw the output: >> >> INFO mapred.MapTask: io.sort.mb = 100 >> >> Which is the default value, but in the mapred configuration on all machines >> in my cluster I set this value to 250. Could it be that my program is not >> accessing the configuration properly? Is that too large a value? Or is it >> most likely just a foolish syntax error on my part? >> >> Thank you very much, all input is appreciated. >> >> Mark Vigeant >> RiskMetrics Group, Inc. >> >> >> This email message and any attachments are for the sole use of the intended >> recipients and may contain proprietary and/or confidential information which >> may be privileged or otherwise protected from disclosure. Any unauthorized >> review, use, disclosure or distribution is prohibited. If you are not an >> intended recipient, please contact the sender by reply email and destroy the >> original message and any copies of the message as well as any attachments to >> the original message. >> >
