hadoop-hdfs-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Arun Suresh <asur...@apache.org>
Subject Re: YARN replica selection
Date Fri, 19 Jun 2015 08:24:17 GMT
+yarn-dev@

Currently you can provide the scheduler hints as to the set of nodes /
racks the task may be scheduled.
But what you are probably looking for is the Node Labeling feature which is
currently under development :
https://issues.apache.org/jira/browse/YARN-2492

-Arun



On Fri, Jun 19, 2015 at 12:33 AM, Muthu Ganesh <mutgan7@gmail.com> wrote:

> Hi,
>
> How does YARN decide which replica to use when scheduling a task or is it
> random?
>
> Does the YARN scheduler give a priority to SSD storage types over DISK
> storage types for the HOT_STORAGE_POLICY when scheduling data local tasks?
>
> Please let me know if this should be posted in YARN developers mailing list
> instead.
>
>
> Thanks.
> Muthu
>

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message