Re: [STATUS 2.5] October 30, 2002

[Malcolm Beattie]

Ed Vance writes:
>                                                           Some mainframe
> memory systems do the whole ECC scrub/correction operation in hardware,
> simultaneously in each bank. 

For those interested in the gory details of how the z900 mainframe
does memory scrubbing, see the section on "Memory" in
"RAS design for the IBM eServer z900" by L. C. Alves et al
in the z900 issue of IBM Journal of Research and Development.
HTML version at
    http://www.research.ibm.com/journal/rd/464/alves.html
PDF version at
    http://www.research.ibm.com/journal/rd/464/alves.pdf
Web page for whole issue at
    http://www.research.ibm.com/journal/rd46-45.html

--Malcolm