Re: [OT] A vueltas con las caches L1 y L2
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El Mon, 16 Jul 2018 18:34:59 +0100
José Manuel (Abogado) <eb8cxw52@infonegocio.com> escribió:
> > Hola.
> >
> > Tengo un ordenador con Debian con un procesador Core 2 Quad Q8400,
> > y me ha dado por comprobar las caches, y me encuentro que haciendo:
> >
> > dmidecode -t cache
> >
> > me dice que las caches L1 y L2 están deshabilitadas, la cosa es que
> > con lshw encuentro que existir, existen.
> >
> Hola
> Tengo Debian stable 9, último Kernel 4.9.0-7-amd64 actualizado hace
> dos días.
> Y a mi me sale esto:
> *********
>
> root@JJNG:/home/eb8cxw# dmidecode -t cache
> # dmidecode 3.0
> Getting SMBIOS data from sysfs.
> SMBIOS 2.7 present.
>
> Handle 0x0004, DMI type 7, 19 bytes
> Cache Information
> Socket Designation: CPU Internal L1
> Configuration: Enabled, Not Socketed, Level 1
> Operational Mode: Write Back
> Location: Internal
> Installed Size: 256 kB
> Maximum Size: 256 kB
> Supported SRAM Types:
> Unknown
> Installed SRAM Type: Unknown
> Speed: Unknown
> Error Correction Type: Single-bit ECC
> System Type: Other
> Associativity: 8-way Set-associative
>
> Handle 0x0005, DMI type 7, 19 bytes
> Cache Information
> Socket Designation: CPU Internal L2
> Configuration: Enabled, Not Socketed, Level 2
> Operational Mode: Write Back
> Location: Internal
> Installed Size: 1024 kB
> Maximum Size: 1024 kB
> Supported SRAM Types:
> Unknown
> Installed SRAM Type: Unknown
> Speed: Unknown
> Error Correction Type: Single-bit ECC
> System Type: Unified
> Associativity: 8-way Set-associative
>
> Handle 0x0006, DMI type 7, 19 bytes
> Cache Information
> Socket Designation: CPU Internal L3
> Configuration: Enabled, Not Socketed, Level 3
> Operational Mode: Write Back
> Location: Internal
> Installed Size: 6144 kB
> Maximum Size: 6144 kB
> Supported SRAM Types:
> Unknown
> Installed SRAM Type: Unknown
> Speed: Unknown
> Error Correction Type: Single-bit ECC
> System Type: Unified
> Associativity: 12-way Set-associative
>
> root@JJNG:/home/eb8cxw#
> *****
> Espero que te sirva esta información.
Yo lo estoy haciendo con testing, y de eso se trataría, excepto para la
L3, que mi procesador no tiene esa cache.
>
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