Re: I/O Wait and CPU Usage

2007-05-12 Thread Hugo Vanwoerkom
Grok Mogger wrote: I have a question about the "wa" fields in vmstat, top, and the like. I and someone else I know have both read a great deal about its meaning, and have come to two different conclusions. Here are our interpretations. Could someone please tell me which interpretation is rig

Re: I/O Wait and CPU Usage

2007-05-12 Thread Greg Folkert
On Sat, 2007-05-12 at 13:59 -0400, Grok Mogger wrote: > Karl E. Jorgensen wrote: > > On Fri, May 11, 2007 at 07:43:50PM -0400, Grok Mogger wrote: > >> In this interpretation, "wa" is really like "blocked" CPU time. > >> The CPU has processes that are not really doing anything, > >> because they

Re: I/O Wait and CPU Usage

2007-05-12 Thread Grok Mogger
Karl E. Jorgensen wrote: On Fri, May 11, 2007 at 07:43:50PM -0400, Grok Mogger wrote: I have a question about the "wa" fields in vmstat, top, and the like. I and someone else I know have both read a great deal about its meaning, and have come to two different conclusions. Here are our interpr

Re: I/O Wait and CPU Usage

2007-05-12 Thread Karl E. Jorgensen
On Fri, May 11, 2007 at 07:43:50PM -0400, Grok Mogger wrote: > I have a question about the "wa" fields in vmstat, top, and the > like. I and someone else I know have both read a great deal > about its meaning, and have come to two different conclusions. > Here are our interpretations. Could so

Re: I/O Wait and CPU Usage

2007-05-11 Thread Andy Smith
On Fri, May 11, 2007 at 07:43:50PM -0400, Grok Mogger wrote: > I have a question about the "wa" fields in vmstat, top, and the > like. I and someone else I know have both read a great deal > about its meaning, and have come to two different conclusions. > Here are our interpretations. Could so