Got the same on Gutsy with Nvidia Geforce 7600 GT (driver version
100.14.19). If I run any OpenGL app, it switches off the computer in few
minutes because of high CPU load: 100-115%.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notifi
I can confirm this. Enabling SyncToVblank greatly reduces the CPU load, but
kills the FPS. The most I can get is about 60 FPS. Also my monitors refresh
rate. Also certain things like Compiz don't run as smoothly with SyncToVblank
enabled.
Tested with
Nvidia GeForce 6600 + 9631 driver
Nvidia GeFo
I can confirm that it is the same in Hardy.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
--
ubuntu-bugs mailing list
ubuntu-bugs@lists.ubuntu
any progress. The bug is quite annoying. It was ok with Feisty.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
--
ubuntu-bugs mailing list
ubun
100% cpu usage is normal.
The idea is that iterates the rendering loop as fast possible. The
faster gpu can render, the more cpu will be utilized, since cpu waits on
gpu to finish rendering each frame.
Wait time is not included in cpu utilization, because while it is waiting it
will be used f
@UK-sHaDoW:
Question... Why does this not happen on any other operating system (Win, OSX)
then?
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
It does on my windows xp install, if its a simple opengl app.
basically its looping like this
while(1)
{
//Some code
}
which if you've ever done programming you would know put cpu utilization
at 100% and possibly makes the system unresponsive.
A quick way to test this is to put
"while true; do
OK yes I understand the theory.
And now that you mention this, I've done some tests.
Your theory is correct on dual-core systems.
I've tested my laptop with some OpenGL games: Quake 3, Sauerbraten, Frets On
Fire, Stepmania, Tux Racer, Armagetron.
They performed quite nicely, the CPU load was distr
That has nothing to do kernel optimization.
The game has to be core aware in the game code to be able to utilize the
second core. Otherwise it can only use 1 core instead of the whole 2. 1
is half of 2, so the game will only be able to use 50% throughput.
Only really new games are core aware(Mul
By the way, just because it using a higher percentage of cpu, its not
really bad thing. If the same game running at 50% or 100%, the game
with 100% usage would be getting a lot more fps, with the trade off of
hogging the cpu off other applications.
--
OpenGL uses 100% CPU without Sync To VBlank
@UK-sHaDoW:
Then why is the same thing happening in apps like Google Earth?
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
--
ubuntu-bugs mailing lis
i think this is not a bug and this report should be closed. if you tell
an application to render as many frames as possible (vsync off) you can
expect it to eat all available resources it can get hold of...
i am closing this bug, but feel free to reopen it if you can make clear
how actual behavior
i think this is not a bug and this report should be closed. if you tell
an application to render as many frames as possible (vsync off) you can
expect it to eat all available resources it can get hold of...
i am closing this bug, but feel free to reopen it if you can make clear
how actual behavior
any progress. The bug is quite annoying. It was ok with Feisty.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
--
ubuntu-bugs mailing list
ubun
I can confirm that it is the same in Hardy.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
--
ubuntu-bugs mailing list
ubuntu-bugs@lists.ubuntu
Got the same on Gutsy with Nvidia Geforce 7600 GT (driver version
100.14.19). If I run any OpenGL app, it switches off the computer in few
minutes because of high CPU load: 100-115%.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notifi
I can confirm this. Enabling SyncToVblank greatly reduces the CPU load, but
kills the FPS. The most I can get is about 60 FPS. Also my monitors refresh
rate. Also certain things like Compiz don't run as smoothly with SyncToVblank
enabled.
Tested with
Nvidia GeForce 6600 + 9631 driver
Nvidia GeFo
@UK-sHaDoW:
Then why is the same thing happening in apps like Google Earth?
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
--
ubuntu-bugs mailing lis
100% cpu usage is normal.
The idea is that iterates the rendering loop as fast possible. The
faster gpu can render, the more cpu will be utilized, since cpu waits on
gpu to finish rendering each frame.
Wait time is not included in cpu utilization, because while it is waiting it
will be used f
@UK-sHaDoW:
Question... Why does this not happen on any other operating system (Win, OSX)
then?
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
It does on my windows xp install, if its a simple opengl app.
basically its looping like this
while(1)
{
//Some code
}
which if you've ever done programming you would know put cpu utilization
at 100% and possibly makes the system unresponsive.
A quick way to test this is to put
"while true; do
OK yes I understand the theory.
And now that you mention this, I've done some tests.
Your theory is correct on dual-core systems.
I've tested my laptop with some OpenGL games: Quake 3, Sauerbraten, Frets On
Fire, Stepmania, Tux Racer, Armagetron.
They performed quite nicely, the CPU load was distr
That has nothing to do kernel optimization.
The game has to be core aware in the game code to be able to utilize the
second core. Otherwise it can only use 1 core instead of the whole 2. 1
is half of 2, so the game will only be able to use 50% throughput.
Only really new games are core aware(Mul
By the way, just because it using a higher percentage of cpu, its not
really bad thing. If the same game running at 50% or 100%, the game
with 100% usage would be getting a lot more fps, with the trade off of
hogging the cpu off other applications.
--
OpenGL uses 100% CPU without Sync To VBlank
i think this is not a bug and this report should be closed. if you tell
an application to render as many frames as possible (vsync off) you can
expect it to eat all available resources it can get hold of...
i am closing this bug, but feel free to reopen it if you can make clear
how actual behavior
I can confirm that it is the same in Hardy.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
--
ubuntu-bugs mailing list
ubuntu-bugs@lists.ubuntu
100% cpu usage is normal.
The idea is that iterates the rendering loop as fast possible. The
faster gpu can render, the more cpu will be utilized, since cpu waits on
gpu to finish rendering each frame.
Wait time is not included in cpu utilization, because while it is waiting it
will be used f
@UK-sHaDoW:
Question... Why does this not happen on any other operating system (Win, OSX)
then?
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
It does on my windows xp install, if its a simple opengl app.
basically its looping like this
while(1)
{
//Some code
}
which if you've ever done programming you would know put cpu utilization
at 100% and possibly makes the system unresponsive.
A quick way to test this is to put
"while true; do
OK yes I understand the theory.
And now that you mention this, I've done some tests.
Your theory is correct on dual-core systems.
I've tested my laptop with some OpenGL games: Quake 3, Sauerbraten, Frets On
Fire, Stepmania, Tux Racer, Armagetron.
They performed quite nicely, the CPU load was distr
That has nothing to do kernel optimization.
The game has to be core aware in the game code to be able to utilize the
second core. Otherwise it can only use 1 core instead of the whole 2. 1
is half of 2, so the game will only be able to use 50% throughput.
Only really new games are core aware(Mul
By the way, just because it using a higher percentage of cpu, its not
really bad thing. If the same game running at 50% or 100%, the game
with 100% usage would be getting a lot more fps, with the trade off of
hogging the cpu off other applications.
--
OpenGL uses 100% CPU without Sync To VBlank
I can confirm this. Enabling SyncToVblank greatly reduces the CPU load, but
kills the FPS. The most I can get is about 60 FPS. Also my monitors refresh
rate. Also certain things like Compiz don't run as smoothly with SyncToVblank
enabled.
Tested with
Nvidia GeForce 6600 + 9631 driver
Nvidia GeFo
@UK-sHaDoW:
Then why is the same thing happening in apps like Google Earth?
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
--
ubuntu-bugs mailing lis
any progress. The bug is quite annoying. It was ok with Feisty.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
--
ubuntu-bugs mailing list
ubun
Got the same on Gutsy with Nvidia Geforce 7600 GT (driver version
100.14.19). If I run any OpenGL app, it switches off the computer in few
minutes because of high CPU load: 100-115%.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notifi
@UK-sHaDoW:
Then why is the same thing happening in apps like Google Earth?
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
--
ubuntu-bugs mailing lis
I can confirm this. Enabling SyncToVblank greatly reduces the CPU load, but
kills the FPS. The most I can get is about 60 FPS. Also my monitors refresh
rate. Also certain things like Compiz don't run as smoothly with SyncToVblank
enabled.
Tested with
Nvidia GeForce 6600 + 9631 driver
Nvidia GeFo
I can confirm that it is the same in Hardy.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
--
ubuntu-bugs mailing list
ubuntu-bugs@lists.ubuntu
100% cpu usage is normal.
The idea is that iterates the rendering loop as fast possible. The
faster gpu can render, the more cpu will be utilized, since cpu waits on
gpu to finish rendering each frame.
Wait time is not included in cpu utilization, because while it is waiting it
will be used f
@UK-sHaDoW:
Question... Why does this not happen on any other operating system (Win, OSX)
then?
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
It does on my windows xp install, if its a simple opengl app.
basically its looping like this
while(1)
{
//Some code
}
which if you've ever done programming you would know put cpu utilization
at 100% and possibly makes the system unresponsive.
A quick way to test this is to put
"while true; do
OK yes I understand the theory.
And now that you mention this, I've done some tests.
Your theory is correct on dual-core systems.
I've tested my laptop with some OpenGL games: Quake 3, Sauerbraten, Frets On
Fire, Stepmania, Tux Racer, Armagetron.
They performed quite nicely, the CPU load was distr
That has nothing to do kernel optimization.
The game has to be core aware in the game code to be able to utilize the
second core. Otherwise it can only use 1 core instead of the whole 2. 1
is half of 2, so the game will only be able to use 50% throughput.
Only really new games are core aware(Mul
By the way, just because it using a higher percentage of cpu, its not
really bad thing. If the same game running at 50% or 100%, the game
with 100% usage would be getting a lot more fps, with the trade off of
hogging the cpu off other applications.
--
OpenGL uses 100% CPU without Sync To VBlank
i think this is not a bug and this report should be closed. if you tell
an application to render as many frames as possible (vsync off) you can
expect it to eat all available resources it can get hold of...
i am closing this bug, but feel free to reopen it if you can make clear
how actual behavior
any progress. The bug is quite annoying. It was ok with Feisty.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
--
ubuntu-bugs mailing list
ubun
Got the same on Gutsy with Nvidia Geforce 7600 GT (driver version
100.14.19). If I run any OpenGL app, it switches off the computer in few
minutes because of high CPU load: 100-115%.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notifi
I can confirm that it is the same in Hardy.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
--
ubuntu-bugs mailing list
ubuntu-bugs@lists.ubuntu
I can confirm this. Enabling SyncToVblank greatly reduces the CPU load, but
kills the FPS. The most I can get is about 60 FPS. Also my monitors refresh
rate. Also certain things like Compiz don't run as smoothly with SyncToVblank
enabled.
Tested with
Nvidia GeForce 6600 + 9631 driver
Nvidia GeFo
any progress. The bug is quite annoying. It was ok with Feisty.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
--
ubuntu-bugs mailing list
ubun
100% cpu usage is normal.
The idea is that iterates the rendering loop as fast possible. The
faster gpu can render, the more cpu will be utilized, since cpu waits on
gpu to finish rendering each frame.
Wait time is not included in cpu utilization, because while it is waiting it
will be used f
@UK-sHaDoW:
Question... Why does this not happen on any other operating system (Win, OSX)
then?
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
It does on my windows xp install, if its a simple opengl app.
basically its looping like this
while(1)
{
//Some code
}
which if you've ever done programming you would know put cpu utilization
at 100% and possibly makes the system unresponsive.
A quick way to test this is to put
"while true; do
OK yes I understand the theory.
And now that you mention this, I've done some tests.
Your theory is correct on dual-core systems.
I've tested my laptop with some OpenGL games: Quake 3, Sauerbraten, Frets On
Fire, Stepmania, Tux Racer, Armagetron.
They performed quite nicely, the CPU load was distr
That has nothing to do kernel optimization.
The game has to be core aware in the game code to be able to utilize the
second core. Otherwise it can only use 1 core instead of the whole 2. 1
is half of 2, so the game will only be able to use 50% throughput.
Only really new games are core aware(Mul
By the way, just because it using a higher percentage of cpu, its not
really bad thing. If the same game running at 50% or 100%, the game
with 100% usage would be getting a lot more fps, with the trade off of
hogging the cpu off other applications.
--
OpenGL uses 100% CPU without Sync To VBlank
i think this is not a bug and this report should be closed. if you tell
an application to render as many frames as possible (vsync off) you can
expect it to eat all available resources it can get hold of...
i am closing this bug, but feel free to reopen it if you can make clear
how actual behavior
Got the same on Gutsy with Nvidia Geforce 7600 GT (driver version
100.14.19). If I run any OpenGL app, it switches off the computer in few
minutes because of high CPU load: 100-115%.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notifi
I can confirm that it is the same in Hardy.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
--
ubuntu-bugs mailing list
ubuntu-bugs@lists.ubuntu
100% cpu usage is normal.
The idea is that iterates the rendering loop as fast possible. The
faster gpu can render, the more cpu will be utilized, since cpu waits on
gpu to finish rendering each frame.
Wait time is not included in cpu utilization, because while it is waiting it
will be used f
@UK-sHaDoW:
Question... Why does this not happen on any other operating system (Win, OSX)
then?
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
It does on my windows xp install, if its a simple opengl app.
basically its looping like this
while(1)
{
//Some code
}
which if you've ever done programming you would know put cpu utilization
at 100% and possibly makes the system unresponsive.
A quick way to test this is to put
"while true; do
OK yes I understand the theory.
And now that you mention this, I've done some tests.
Your theory is correct on dual-core systems.
I've tested my laptop with some OpenGL games: Quake 3, Sauerbraten, Frets On
Fire, Stepmania, Tux Racer, Armagetron.
They performed quite nicely, the CPU load was distr
That has nothing to do kernel optimization.
The game has to be core aware in the game code to be able to utilize the
second core. Otherwise it can only use 1 core instead of the whole 2. 1
is half of 2, so the game will only be able to use 50% throughput.
Only really new games are core aware(Mul
By the way, just because it using a higher percentage of cpu, its not
really bad thing. If the same game running at 50% or 100%, the game
with 100% usage would be getting a lot more fps, with the trade off of
hogging the cpu off other applications.
--
OpenGL uses 100% CPU without Sync To VBlank
I can confirm this. Enabling SyncToVblank greatly reduces the CPU load, but
kills the FPS. The most I can get is about 60 FPS. Also my monitors refresh
rate. Also certain things like Compiz don't run as smoothly with SyncToVblank
enabled.
Tested with
Nvidia GeForce 6600 + 9631 driver
Nvidia GeFo
@UK-sHaDoW:
Then why is the same thing happening in apps like Google Earth?
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
--
ubuntu-bugs mailing lis
i think this is not a bug and this report should be closed. if you tell
an application to render as many frames as possible (vsync off) you can
expect it to eat all available resources it can get hold of...
i am closing this bug, but feel free to reopen it if you can make clear
how actual behavior
any progress. The bug is quite annoying. It was ok with Feisty.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is the bug contact for Ubuntu.
--
ubuntu-bugs mailing list
ubun
Got the same on Gutsy with Nvidia Geforce 7600 GT (driver version
100.14.19). If I run any OpenGL app, it switches off the computer in few
minutes because of high CPU load: 100-115%.
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notifi
@UK-sHaDoW:
Then why is the same thing happening in apps like Google Earth?
--
OpenGL uses 100% CPU without Sync To VBlank
https://bugs.launchpad.net/bugs/139107
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
--
ubuntu-bugs mailing lis
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