On 6/22/09 10:12 AM, "Kris Jirapinyo" <kjirapi...@biz360.com> wrote:
> Hi all,
> How does one handle a mount running out of space for HDFS? We have two
> disks mounted on /mnt and /mnt2 respectively on one of the machines that are
> used for HDFS, and /mnt is at 99% while /mnt2 is at 30%. Is there a way to
> tell the machine to balance itself out? I know for the cluster, you can
> balance it using start-balancer.sh but I don't think that it will tell the
> individual machine to balance itself out. Our "hack" right now would be
> just to delete the data on /mnt, since we have replication of 3x, we should
> be OK. But I'd prefer not to do that. Any thoughts?
Decommission the entire node, wait for data to be replicated,
re-commission, then do HDFS rebalance. It blows, no doubt about it, but the
admin tools in the space are... lacking.
