Update: UltraVNC 1.4.3.6 and UltraVNC SC 1.4.3.6: viewtopic.php?t=37885
Important: Please update to latest version before to create a reply, a topic or an issue: viewtopic.php?t=37864

Join us on social networks and share our announcements:
- Website: https://uvnc.com/
- GitHub: https://github.com/ultravnc
- Mastodon: https://mastodon.social/@ultravnc
- Facebook: https://www.facebook.com/ultravnc1
- X/Twitter: https://twitter.com/ultravnc1
- Reddit community: https://www.reddit.com/r/ultravnc
- OpenHub: https://openhub.net/p/ultravnc

high cpu utilization

Single Click discussions / bugs
Post Reply
rootcipher
Posts: 1
Joined: 2005-07-27 04:45

high cpu utilization

Post by rootcipher »

my client using SC is encountering high CPU utilization when the connection is active and there is an activity. i'm using the latest vnc viewer 1.0.0. any ideas?
Last edited by rootcipher on 2005-07-27 04:50, edited 2 times in total.
redge
1000
1000
Posts: 6797
Joined: 2004-07-03 17:05
Location: Switzerland - Geneva

Post by redge »

3 mains reasons:

- low CPU speed
- macromedia animated flash
- some video, audio


For reduce this issue, you can install video hook driver if accepted from your customer.
then SC use video hook driver if your customer have video card as 32bits or 16bits colors mode.
UltraVNC 1.0.9.6.1 (built 20110518)
OS Win: xp home + vista business + 7 home
only experienced user, not developer
Post Reply