Re: dentries rule. [was: Re: Pros and cons of newer kernels]

Peter T. Waltenberg (
Thu, 20 Nov 1997 07:46:08 +1300 (NZDT)

On 19-Nov-97 Mike Jagdis wrote:
> On Tue, 18 Nov 1997, Steven N. Hirsch wrote:
>> 2.0.31: 0.72user 5.11system 0:06.19elapsed 94%CPU (486/133)
>> 2.1.64: 0.32user 0.57system 0:17.04elapsed 5%CPU (6x86 P150+)
>> Just a bit of difference in the CPU usage, no? Any suggestions as to why
>> the 6x86 shows so little CPU use? Top shows the system as being 97%
>> idle! Could this be some odd misbehavior with the Cyrix idle patch?
> It looks like the 6x86 machine spent around 10 seconds waiting
> for I/O. Almost as if your hard disk interrupts aren't bringing
> the processor out of hlt (but others must be). What do you get
> without suspend on halt enabled or booting with the no-hlt boot
> option?

If it's like my 686 which has good Bios APM support, it's probably waiting for
the drives to spin up again. (rather than a halt problem). Thats about 10
seconds here.

If the above fix doesn't work, dive into the CMOS settings and turn off the
BIOS APM powerdown options.

Date: 20-Nov-97
Time: 07:42:34