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memory limit in Windows XP_Pro/2K_server

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predamarcel

IS-IT--Management
Jan 6, 2003
268
RO
Last week I had a big prboblem.
Here we run a CAD application on Win XP-PRO,
which at one moment needs to alocate about 2.5GB .
The problem was that ALWAYS when the 1.91 GB limit is reached a message about "Memory Manager - out of storeage..' appears.

We bought more RAM (initial was 1.5GB, now is 2G),
nothing change.

Finally we find that in fac was a SO limitation.
By default Windows XP/2k/NT set a limit for the maximum alocated memory per process - 2G.


On Win XP_Pro/2k we can increase taht limit, maximum 3G.
all you have to do is to add a "/3GB" switch in your boot.ini file (off course you have to have the admin rights).


Now my boot.ini looke like:

[boot loader]
timeout=30
default=multi(0)disk(0)rdisk(0)partition(1)\WINDOWS
[operating systems]
multi(0)disk(0)rdisk(0)partition(1)\WINDOWS="Microsoft Windows XP Professional" /fastdetect /3GB
 
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