Re: [lustre-discuss] Lustre with Hadoop (Hortonworks Data Platform)

2017-01-09 Thread Mohr Jr, Richard Frank (Rick Mohr)
> On Jan 9, 2017, at 4:21 AM, Markham Benjamin wrote: > > I was wondering the use cases of using Lustre on Hadoop. One key things about > HDFS is that it runs on commodity hardware. Unless I’m being misinformed, > Lustre doesn’t exactly run on commodity hardware. I don’t think you want to use

Re: [lustre-discuss] MGS failover problem

2017-01-09 Thread Mohr Jr, Richard Frank (Rick Mohr)
Have you tried performing a writeconf to regenerate the lustre config log files? This can sometimes fix the problem by making sure that everything is consistent. (A writeconf is often required when making NID or failover changes.) I think you could also use that opportunity to correct your -

[lustre-discuss] Lustre with Hadoop (Hortonworks Data Platform)

2017-01-09 Thread Markham Benjamin
Hello, I was wondering the use cases of using Lustre on Hadoop. One key things about HDFS is that it runs on commodity hardware. Unless I’m being misinformed, Lustre doesn’t exactly run on commodity hardware. I’m just wondering why someone would choose Lustre for Hadoop. Thanks, Ben. _