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Conference ssdevo::hsz40_product

Title:HSZ40 Product Conference
Moderator:SSDEVO::EDMONDS
Created:Mon Apr 11 1994
Last Modified:Fri Jun 06 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:902
Total number of notes:3319

902.0. "queries on HSZ cache batteries" by XFMV01::AJITK () Thu Jun 05 1997 03:25

Hi 

This is regd the external battery for cache in the HSZ 
controllers :

1. There is a single battery option and dual battery 
option. Does the dual battery option support dual 
controllers (one for each controller) or is it a 
redundant battery configuration ?

2. Is this available for exisiting HSZ40 controllers ?

Another query regd SWCC :

1. Does SWCC completely eliminate the need for having
a Polycenter COnsole Manager in a HSZ controller 
configuration , as far as the monitoring of the error/state of
various controller componenets (cache, battery etc) 
and RAID-sets within it are concerned ? This is with 
reference to a Unix environment. 

Thanks in advance.

Ajit Kale
T.RTitleUserPersonal
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902.1dual batteries for dual controllersSUBSYS::BEAUSOLEILThu Jun 05 1997 13:225
The dual battery option supports dual-controllers (cache module). They are
not redundant batteries for a single controller. These external cache
batteries are only available for hsx50 controllers.

Ray
902.2SSDEVO::T_GONZALESThu Jun 05 1997 13:3314
    The raid array 310 has a single battery, so this is the single battery
    configuration.
    
    As far as the SWCC:
    
    The current state of the product does not record information such
    as soft errors on individual devices.  If you are experiencing soft
    errors on a member of a multidevice storage array, such as a raid set;
    then SWCC would not log those errors.  
    
    If a device is put into the failed set, you would only know that the
    device failed for some reason.  You still need something like
    polycenter console manager connected to the terminal ports of the
    hsz to get specific information about errors on devices on the hsz.
902.3what about DECevent ?XFMV01::AJITKFri Jun 06 1997 12:338
Thanks for the replies. 

Ref.2 

Would DECevent and SWCC combined, offer the functionality 
of Polycenter Console Manager in this configuration ?

Ajit