On 21 Dec 2010, hen...@kaarposoft.dk uttered the following:
However, when I use the serial console (57600 baud),
the irq count starts to raise.
That I'd expect. Serial is interrupt-driven (you wouldn't want it any
other way, believe me).
It seems that I get almost (but not quite) one irq7 per
On 2010-12-18 02:06, Nix wrote:
On 16 Dec 2010, Bob Bishop uttered the following:
spot# uname -r
8.1-RELEASE
spot# sysctl kern.hz
kern.hz: 1000
spot# vmstat -i
interrupt total rate
irq0: clk 955972998
irq4: uart0
On 16 Dec 2010, Bob Bishop uttered the following:
spot# uname -r
8.1-RELEASE
spot# sysctl kern.hz
kern.hz: 1000
spot# vmstat -i
interrupt total rate
irq0: clk 955972998
irq4: uart0 1094 1
On 16 Dec 2010, at 00:17, Martin Johnson wrote:
Thanks to everyone for their replies...
On 15/12/2010 15:36, Michael Proto wrote:
In /boot/loader.conf, set the following:
kern.hz=100
Done, halted, and power-cycled (with '+++power' on the serial console).
top still reports around 10%
On 08/12/2010 19:30, Martin Johnson wrote:
After updating from 7.1 to 8.1, I'm seeing kernel: stray irq7 kernel
messages in the syslogs on three NET5501's.
...
The box is a NET5501-70 with a SATA laptop drive, and no extra cards.
So I start to think there's something in my kernel config that
Another net5501 data point:
cl...@net5501:~ vmstat -i
interrupt total rate
irq0: clk 1024103514 1000
irq3: uart1 25936365 25
irq4: uart0 579 0
irq5: vr1
On Wed, Dec 15, 2010 at 4:39 AM, Martin Johnson
martin.johnson.uk.li...@googlemail.com wrote:
On 08/12/2010 19:30, Martin Johnson wrote:
After updating from 7.1 to 8.1, I'm seeing kernel: stray irq7 kernel
messages in the syslogs on three NET5501's.
...
The box is a NET5501-70 with a SATA
Thanks to everyone for their replies...
On 15/12/2010 15:36, Michael Proto wrote:
In /boot/loader.conf, set the following:
kern.hz=100
Done, halted, and power-cycled (with '+++power' on the serial console).
top still reports around 10% interrupt CPU overhead when system is
idle, and the stray
