[CentOS] Any way to reduce CPU use of OpenSSH?

Scott Silva ssilva at sgvwater.com
Thu Dec 11 18:57:56 UTC 2008

on 12-11-2008 10:08 AM Steve Snyder spake the following:
> The traffic is a combination of tunneled VNC (to Win2K), tunneled Remote 
> Desktop (to WinXP), and interactive command line (to Linux) sessions.
> For the first two types (VNC & RD), the image data is compressed before 
> entering the encrypted tunnel.  For the last traffic type there are a 
> lot of small packets, owning to the nature of keyboard activity.
> Thanks.
Do you have ssh also trying to compress the tunnel with the already compressed
That could add to the CPU time trying to compress twice.

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