[TriLUG] top-like command for monitoring disk I/O

[William Sutton]

does iostat help any?

-- 
William Sutton


On Thu, 22 Feb 2007, Alan Porter wrote:

> 
> Yesterday, I noticed that gkrellm was showing a lot of disk activity on 
> my system.  I was curious which process was doing all of the 
> reads/writes, so I started snooping.  Of course, "top" tells me CPU 
> usage.  Plus there's "vmstat", same info, different format.  I tried 
> "lsof", but that just tells files that are open, not what's being 
> accessed a lot.  When I googled for help, I ended up with a lot of tools 
> like "df", "du" and "xdiskusage", which simply tell who's using the most 
> space.
> 
> (1) What tools do you guys use to monitor disk I/O?  Or filesystem I/O?
> 
> (2) And while we're at it, what about tools to monitor network usage?
> 
> I've used "netwatch" and "iptraf", both curses-based monitors.  These 
> show where the traffic is going, but I'm not sure if they show 
> processes.  Of course, marry those with "netstat" and you can find out.  
> Just curious if there are top-like programs to monitor network traffic 
> (with PID's), too.
> 
> 
> 
> Alan
> 
> 
> 
>