Re: the question of hadoop

2010-09-08 Thread Chris Smith
2010/9/6 褚 鵬兵 : > > hi ,my hadoop friends:i have the 3 questions about hadoop.there are > > 1 the speed between the datanodes.   Tera data in one datanodes ,   the data   > transfers from one datanode to the another datanode.   if the speed  is bad, > Hadoop will be slow, i think.   i heard t

Re: the question of hadoop

2010-09-08 Thread Steve Loughran
On 08/09/10 02:58, 褚 鵬兵 wrote: > > hi stevel: > thanks for your reply.i have not tried to debug infiniband,although i only > know it. > Now, My hadoop cluster is made with HDFS+MAPREDUCE, ,hive, derby server.i > want to put HBASE into cluster.how can i do it .can you help me . > thanks.pengbing

RE: the question of hadoop

2010-09-07 Thread 褚 鵬兵
:10 +0100 > From: ste...@apache.org > To: common-user@hadoop.apache.org > Subject: Re: the question of hadoop > > On 06/09/10 09:32, 褚 鵬兵 wrote: > > > > hi ,my hadoop friends:i have the 3 questions about hadoop.there are > > > > 1 the speed between the datan

Re: the question of hadoop

2010-09-06 Thread Steve Loughran
On 06/09/10 09:32, 褚 鵬兵 wrote: hi ,my hadoop friends:i have the 3 questions about hadoop.there are 1 the speed between the datanodes. Tera data in one datanodes , the data transfers from one datanode to the another datanode. if the speed is bad, Hadoop will be slow, i think. i