ram question

[Allan Shaw]

... If I've read your question correctly, you have 3 ram modules, a256 mb 
133 and 2 128 mb 100 chips.  well you can't mix chip speeds.  Your 
motherboard will either support 100 mhz or 133 mhz chips but not both.

At 16:01 3/22/04, you wrote:
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>I don't usually reply to my own posts, but I thought it would also be
>useful to provide the output from the sensors program part of the
>lm_sensors package.
>
>eeprom-i2c-0-50
>Adapter: SMBus PIIX4 adapter at 5000
>Algorithm: Non-I2C SMBus adapter
>Memory type:            SDRAM DIMM SPD
>SDRAM Size (MB):        256
>
>eeprom-i2c-0-51
>Adapter: SMBus PIIX4 adapter at 5000
>Algorithm: Non-I2C SMBus adapter
>Memory type:            SDRAM DIMM SPD
>SDRAM Size (MB):        128
>
>eeprom-i2c-0-52
>Adapter: SMBus PIIX4 adapter at 5000
>Algorithm: Non-I2C SMBus adapter
>Memory type:            SDRAM DIMM SPD
>SDRAM Size (MB):        128
>
>Greg
>
>
>On Mon, Mar 22, 2004 at 02:54:51PM -0600, Gregory Nowak wrote:
> > Hi all.
> >
> > I just installed a 256M ram chip in my server. This gives me 256M of
> > ram in bank1, 128M in bank2, and 128M ram in bank 3, which should
> > compute to a total of 512M of ram.
> >
> > However, in my dmesg output, I get:
> >
> > 383MB LOWMEM available.
> >
> > The board can support a total of 768M of ram, so the system should be
> > seeing the full 512M of ram, but it doesn't look like this is the
> > case. This is a 100MHz FSB board. The chips are all sdram, and are
> > pc133, pc100, and pc100 respectively.
> >
> > Does anybody see what I'm missing? Should I maybe enable the high
> > memory option in the kernel? The kernel is 2.4.25. Please let me know
> > if I should provide more info. Thanks in advance as always.
> >
> > Greg
> >
> >
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