On Sun, 23 Mar 2008, Jeff Voskamp wrote:
> Chris G wrote:
> > On Sun, Mar 23, 2008 at 06:26:44AM -0400, Robert P. J. Day wrote:
> >
> > > it's always been bad but now it's gotten worse -- over the last few
> > > weeks, the combination of firefox and npviewer.bin is just crushing my
> > > machine in terms of response.
> > >
> > > "top" shows that the combo of those two programs is regularly
> > > chewing up from 100 to 150 per cent of my CPU (if not more). is this
> > > normal? is this what others are seeing? because if firefox 3 turns
> > > out to be the same kind of processor hog, it's going to be time to
> > > dump firefox for good.
> > >
> > >
> > "100 to 150 per cent of my CPU", doesn't make a lot of sense, are you
> > sure it means what you think it means?
> >
> It makes sense if you have hyperthreading or a multi-core system.
> Top gives processor percentages in terms of a single processor, so on a busy
> multicore machine you can hit 300-400% CPU.
precisely.
$ cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 14
model name : Genuine Intel(R) CPU T2250 @ 1.73GHz
stepping : 8
cpu MHz : 1733.000
cache size : 2048 KB
physical id : 0
siblings : 2
core id : 0
cpu cores : 2
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 10
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx constant_tsc arch_perfmon bts pni monitor est tm2 xtpr
bogomips : 3461.30
clflush size : 64
processor : 1
vendor_id : GenuineIntel
cpu family : 6
model : 14
model name : Genuine Intel(R) CPU T2250 @ 1.73GHz
stepping : 8
cpu MHz : 800.000
cache size : 2048 KB
physical id : 0
siblings : 2
core id : 1
cpu cores : 2
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 10
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx constant_tsc arch_perfmon bts pni monitor est tm2 xtpr
bogomips : 8506.86
clflush size : 64
rday
--
========================================================================
Robert P. J. Day
Linux Consulting, Training and Annoying Kernel Pedantry:
Have classroom, will lecture.
http://crashcourse.ca Waterloo, Ontario, CANADA
========================================================================
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