Hey Folks...
I got to work this morning and this was in the console log... does this mean
that one of the memory boards is failing? 
tru64 V4.0F on alpha 500.
Console log for alpha_04_station
Machine Check error corrected by processor
Physical address of error ffffff00131d928f Corrected ECC Error in Memory
during D-Cache fill
        Fill Syndrome	= 0000000000001a00
Single Bit error in Quadword 1 at bit<22> in a Data bit
        EI Address	= ffffff00131d928f
        EI Status	= fffffff0c1ffffff
        Interrupt Status Reg	= 0000000100000000
        ECC Syndrome	= 0000000000000000
        Memory Port 0 Status Reg	= 0000000000000000
        Memory Port 1 Status Reg	= 0000000000000000
        CIA Error Status	= 0000000000000000
        CIA Error Reg	= 0000000000000000
Machine Check error corrected by processor
Physical address of error ffffff00131d9e8f Corrected ECC Error in Memory
during D-Cache fill
        Fill Syndrome	= 0000000000001a00
Single Bit error in Quadword 1 at bit<22> in a Data bit
        EI Address	= ffffff00131d9e8f
        EI Status	= fffffff0c1ffffff
        Interrupt Status Reg	= 0000000100000000
        ECC Syndrome	= 0000000000000000
        Memory Port 0 Status Reg	= 0000000000000000
        Memory Port 1 Status Reg	= 0000000000000000
        CIA Error Status	= 0000000000000000
        CIA Error Reg	= 0000000000000000
--
Received on Thu Sep 06 2001 - 22:16:00 NZST