Gentoo Archives: gentoo-user

From: Nick Smith <nick.smith79@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] hyperthreading
Date: Tue, 13 Dec 2005 16:56:59
Message-Id: bba6100b0512130848v293df687k1540f9fd6558e688@mail.gmail.com
In Reply to: Re: [gentoo-user] hyperthreading by Jeff Williams
1 On 12/13/05, Jeff Williams <jeffwilliams05@×××××.com> wrote:
2 > Are you viewing /proc/cpuinfo to get that information or just watching
3 > as it boots? Also, what do you get if you do this:
4 >
5 i was actually watching 'top' i could never get the smp function to
6 work. here is what cpuinfo gives:
7
8 mail ~ # cat /proc/cpuinfo
9 processor : 0
10 vendor_id : GenuineIntel
11 cpu family : 15
12 model : 2
13 model name : Intel(R) Pentium(R) 4 CPU 2.80GHz
14 stepping : 9
15 cpu MHz : 2793.380
16 cache size : 512 KB
17 physical id : 0
18 siblings : 2
19 core id : 0
20 cpu cores : 1
21 fdiv_bug : no
22 hlt_bug : no
23 f00f_bug : no
24 coma_bug : no
25 fpu : yes
26 fpu_exception : yes
27 cpuid level : 2
28 wp : yes
29 flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
30 mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe cid
31 xtpr
32 bogomips : 5593.96
33
34
35 > grep -i 'smp' /boot/config
36 >
37 this is my boot/config grepped:
38
39 mail ~ # grep -i 'smp' /boot/config
40 # CONFIG_X86_BIGSMP is not set
41 CONFIG_SMP=y
42 CONFIG_X86_FIND_SMP_CONFIG=y
43 CONFIG_X86_SMP=y
44
45 > If you don't have a symbolic link from /boot/config to your kernel
46 > config you will have to change the path somewhat (for example,
47 > /boot/config-2.6.14-gentoo-r2 if you are using the 2.6.14-r2 gentoo
48 > sources). This should give you a result similar to the following:
49 >
50 > CONFIG_SMP=y
51 > CONFIG_X86_FIND_SMP_CONFIG=y
52 > CONFIG_X86_SMP=y
53 >
54 > Hope this helps.
55 >
56 > Jeff
57
58 seems to look correct doesnt it? its just not showing up as two cpus,
59 :-\ what do you think?
60
61 --
62 gentoo-user@g.o mailing list

Replies

Subject Author
Re: [gentoo-user] hyperthreading Richard Fish <bigfish@××××××××××.org>
Re: [gentoo-user] hyperthreading Mark Knecht <markknecht@×××××.com>