June 2011
Intermediate to advanced
426 pages
15h 14m
English
book
Implementing the IBM General Parallel File System (GPFS) in a Cross Platform Environment
by Dino Quintero, Matteo Barzaghi, Randy Brewster, Wan Hee Kim, Steve Normann, Paulo Queiroz, Robert Simon, Andrei Vlad
Content preview from Implementing the IBM General Parallel File System (GPFS) in a Cross Platform Environment
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Chapter 6. Problem determination 269
6.3.3 Scenario 2: Analyzing waiters
This section gives a basic technique for analyzing waiters that can help the problem
determination process in finding the cause or causes of a file system hang or performance
issue that is occurring or has occurred on the GPFS cluster. The intention is to provide a high
level overview at what the significant waiters are and what information can be gleaned from
them.
The presumption is that waiters have been gathered from all nodes, including nodes in the
local cluster and any remote clusters that remotely mount file systems.
The process here as a general practice is one that ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.