I handled this issue by precaching all my files (15MB),
from my readonly root filesystem.
find / -type f |
grep -v ^/boot | #kernel is > 1MB and never read so don't put in cache
while read file; do
dd bs=32k if="$file" of=/dev/null 2>/dev/null
done
Pádraig.
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On Apr 11, 2005 1:38 PM, kus Kusche Klaus <[EMAIL PROTECTED]> wrote:
> So the question is, what exactly is the IDE priority?
> Is the PIO transfer done in the IRQ handler or in a bh?
in the IRQ handler
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>From the three sources of multi-millisecond latency in my experiments
(console messages to dead serial console, USB I/O, CF Card bulk read),
I've analyzed one:
The latency of around 70 milliseconds in low-priority RT processes
when running a "dd if=/dev/hda of=/dev/null" in parallel (where hda
From the three sources of multi-millisecond latency in my experiments
(console messages to dead serial console, USB I/O, CF Card bulk read),
I've analyzed one:
The latency of around 70 milliseconds in low-priority RT processes
when running a dd if=/dev/hda of=/dev/null in parallel (where hda
is
On Apr 11, 2005 1:38 PM, kus Kusche Klaus [EMAIL PROTECTED] wrote:
So the question is, what exactly is the IDE priority?
Is the PIO transfer done in the IRQ handler or in a bh?
in the IRQ handler
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To unsubscribe from this list: send the line unsubscribe linux-kernel in
the body of a message
I handled this issue by precaching all my files (15MB),
from my readonly root filesystem.
find / -type f |
grep -v ^/boot | #kernel is 1MB and never read so don't put in cache
while read file; do
dd bs=32k if=$file of=/dev/null 2/dev/null
done
Pádraig.
-
To unsubscribe from this list: send
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