You need to apply comma-separated lists only to dfs.data.dir (HDFS) and
mapred.local.dir (MR) directly. Make sure the subdirectories are different for
each, else you may accidentally wipe away your data when you restart MR
services.
The hadoop.tmp.dir property does not accept multiple paths and
Hi everyone,
So I have this blade server with 4x500 GB hard disks.
I want to use all these hard disks for hadoop HDFS.
How can I achieve this target ?
If I install hadoop on 1 hard disk and use other hard disk as normal
partitions eg. -
/dev/sda1, -- HDD 1 -- Primary partition -- Linux + Hadoop