On 19 December 2002 00:05, William Lee Irwin III wrote:
> On Wed, Dec 18, 2002 at 05:44:46PM -0800, David Lang wrote:
> > In my case I will still be running thousands of processes, so I
> > have to just teach everyone not to use top instead.
> > David Lang
>
> Well, a better solution would be a userspace free of /proc/
> dependency.
>
> Or actually fixing the kernel. proc_pid_readdir() wants an
> efficiently indexable linear list, e.g. TAOCP's 6.2.3 "Linear List
> Representation". At that point its expense is proportional to the
> buffer size and "seeking" about the list as it is wont to do is
> O(lg(processes)).
A short-time solution: run top d 30 to make it refresh only every 30 seconds.
This will greatly reduce top's own load skew.
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