Patent ID: 11886345
Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 8:
9. A computer system comprising:
a plurality of central processing unit (CPU) boards, each CPU board including one or more physical CPU chips;
a plurality of storage control (SC) boards, each SC board including at least one SC chip; and
wherein each of the CPU chips includes a respective address to SC chip unit (A2SU) configured to correlate each of a plurality of memory addresses with a respective one of the SC chips on the plurality of SC boards;
wherein, in response to detecting a change in the number of SC chips, operation of the computer system is paused including operation of a cache of each of the plurality of CPU chips;
wherein each of the CPU chips is configured to reconfigure the respective A2SU based on the change in the number of SC chips while operation of the computer system is paused; and
wherein operation of the computer system is resumed in response to reconfiguring the A2SU in each of the plurality of CPU chips.