On Thu, 31 Aug 2006 07:05:05 -0700 (PDT) [EMAIL PROTECTED]
wrote:
--- Skylar Thompson [EMAIL PROTECTED] wrote:
Jordi Carrillo wrote:
2006/8/30, backyard [EMAIL PROTECTED]:
--- Jordi Carrillo [EMAIL PROTECTED] wrote:
I've read that SMP should be disabled for
performance
On Thu, 31 Aug 2006 08:18:57 -0700 (PDT)
backyard [EMAIL PROTECTED] wrote:
--- Chad Leigh -- Shire.Net LLC [EMAIL PROTECTED]
wrote:
On Aug 30, 2006, at 12:12 PM, backyard wrote:
with HT disabling in FreeBSD is more for the
security
issues about a potential exploit whereby one
--- Jordi Carrillo [EMAIL PROTECTED] wrote:
2006/8/31, Skylar Thompson [EMAIL PROTECTED]:
Michal Mertl wrote:
No! Kernel threads (e.g. handling interrupts)
aren't that much different
to normal processes.
Logical CPUs on a single HTT capable CPU share
most of the CPU logic,
2006/8/31, Skylar Thompson [EMAIL PROTECTED]:
Michal Mertl wrote:
No! Kernel threads (e.g. handling interrupts) aren't that much different
to normal processes.
Logical CPUs on a single HTT capable CPU share most of the CPU logic,
especially all the external stuff (handling interrupts).
Skylar Thompson wrote:
Michal Mertl wrote:
No! Kernel threads (e.g. handling interrupts) aren't that much different
to normal processes.
Logical CPUs on a single HTT capable CPU share most of the CPU logic,
especially all the external stuff (handling interrupts). Scheduling
handling
--- Skylar Thompson [EMAIL PROTECTED] wrote:
Jordi Carrillo wrote:
2006/8/30, backyard [EMAIL PROTECTED]:
--- Jordi Carrillo [EMAIL PROTECTED] wrote:
I've read that SMP should be disabled for
performance issues (I did not know
that before installing freebsd). I have a P4
--- Michal Mertl [EMAIL PROTECTED] wrote:
Skylar Thompson wrote:
Jordi Carrillo wrote:
2006/8/30, backyard
[EMAIL PROTECTED]:
--- Jordi Carrillo [EMAIL PROTECTED] wrote:
I've read that SMP should be disabled for
performance issues (I did not know
that before
--- Chad Leigh -- Shire.Net LLC [EMAIL PROTECTED]
wrote:
On Aug 30, 2006, at 12:12 PM, backyard wrote:
with HT disabling in FreeBSD is more for the
security
issues about a potential exploit whereby one
process
in one pipe can access the priveledged information
of
a process in
Core 2 Duos have the EM64T extensions. Core Duos (Yonah) are a mobile
chip only, not a full line of processors like the Core 2 architecture
(Merom, Conroe, Woodcrest).
I suspect the Core 2 chips do not suffer from the same security
implications as HT-enabled processors. I'm not certain, but I
backyard píše v čt 31. 08. 2006 v 07:45 -0700:
--- Michal Mertl [EMAIL PROTECTED] wrote:
Skylar Thompson wrote:
Jordi Carrillo wrote:
2006/8/30, backyard
[EMAIL PROTECTED]:
--- Jordi Carrillo [EMAIL PROTECTED] wrote:
I've read that SMP should be disabled for
2006/8/31, backyard [EMAIL PROTECTED]:
--- Michal Mertl [EMAIL PROTECTED] wrote:
Skylar Thompson wrote:
Jordi Carrillo wrote:
2006/8/30, backyard
[EMAIL PROTECTED]:
--- Jordi Carrillo [EMAIL PROTECTED] wrote:
I've read that SMP should be disabled for
performance
--- Jordi Carrillo [EMAIL PROTECTED] wrote:
2006/8/31, backyard [EMAIL PROTECTED]:
--- Michal Mertl [EMAIL PROTECTED] wrote:
Skylar Thompson wrote:
Jordi Carrillo wrote:
2006/8/30, backyard
[EMAIL PROTECTED]:
--- Jordi Carrillo [EMAIL PROTECTED]
wrote:
I've read that SMP should be disabled for performance issues (I did not know
that before installing freebsd). I have a P4 3GHz with hyperthreading
technology. I have the SMP-GENERIC kernel and it only launches one cpu. So,
I've decided to disable SMP from BIOS. Is that ok?, knowing that I have a
Jordi Carrillo wrote:
I've read that SMP should be disabled for performance issues (I did
not know
that before installing freebsd). I have a P4 3GHz with hyperthreading
technology. I have the SMP-GENERIC kernel and it only launches one
cpu. So,
I've decided to disable SMP from BIOS. Is that
On Wednesday 30 August 2006 20:20, Jordi Carrillo wrote:
I've read that SMP should be disabled for performance issues (I did not
know that before installing freebsd). I have a P4 3GHz with hyperthreading
technology. I have the SMP-GENERIC kernel and it only launches one cpu. So,
I've decided
--- Jordi Carrillo [EMAIL PROTECTED] wrote:
I've read that SMP should be disabled for
performance issues (I did not know
that before installing freebsd). I have a P4 3GHz
with hyperthreading
technology. I have the SMP-GENERIC kernel and it
only launches one cpu. So,
I've decided to
2006/8/30, backyard [EMAIL PROTECTED]:
--- Jordi Carrillo [EMAIL PROTECTED] wrote:
I've read that SMP should be disabled for
performance issues (I did not know
that before installing freebsd). I have a P4 3GHz
with hyperthreading
technology. I have the SMP-GENERIC kernel and it
only
Jordi Carrillo wrote:
2006/8/30, backyard [EMAIL PROTECTED]:
--- Jordi Carrillo [EMAIL PROTECTED] wrote:
I've read that SMP should be disabled for
performance issues (I did not know
that before installing freebsd). I have a P4 3GHz
with hyperthreading
technology. I have the
Skylar,
So, 50% is used for processes and the other 50% to handle hardware
interrupts. Is that right?
2006/8/30, Skylar Thompson [EMAIL PROTECTED]:
Jordi Carrillo wrote:
2006/8/30, backyard [EMAIL PROTECTED]:
--- Jordi Carrillo [EMAIL PROTECTED] wrote:
I've read that SMP should be
On Aug 30, 2006, at 12:12 PM, backyard wrote:
with HT disabling in FreeBSD is more for the security
issues about a potential exploit whereby one process
in one pipe can access the priveledged information of
a process in another pipe because the two cores share
one processor cache and thus one
Jordi Carrillo wrote:
Skylar,
So, 50% is used for processes and the other 50% to handle hardware
interrupts. Is that right?
I believe so, but the blurb that I read that in is from 2003. There's a
good chance someone will jump in to correct me. :)
It was in /usr/src/UPDATING:
20031022:
--- Jordi Carrillo [EMAIL PROTECTED] wrote:
2006/8/30, backyard [EMAIL PROTECTED]:
--- Jordi Carrillo [EMAIL PROTECTED] wrote:
I've read that SMP should be disabled for
performance issues (I did not know
that before installing freebsd). I have a P4
3GHz
with
2006/8/30, backyard [EMAIL PROTECTED]:
--- Jordi Carrillo [EMAIL PROTECTED] wrote:
2006/8/30, backyard [EMAIL PROTECTED]:
--- Jordi Carrillo [EMAIL PROTECTED] wrote:
I've read that SMP should be disabled for
performance issues (I did not know
that before installing
Skylar Thompson wrote:
Jordi Carrillo wrote:
2006/8/30, backyard [EMAIL PROTECTED]:
--- Jordi Carrillo [EMAIL PROTECTED] wrote:
I've read that SMP should be disabled for
performance issues (I did not know
that before installing freebsd). I have a P4 3GHz
with
Michal Mertl wrote:
No! Kernel threads (e.g. handling interrupts) aren't that much different
to normal processes.
Logical CPUs on a single HTT capable CPU share most of the CPU logic,
especially all the external stuff (handling interrupts). Scheduling
handling of interrupts on the
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