Invention Grant
US06968477B2 System and method for system surveillance using firmware progress code
失效
使用固件进度代码进行系统监控的系统和方法
- Patent Title: System and method for system surveillance using firmware progress code
- Patent Title (中): 使用固件进度代码进行系统监控的系统和方法
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Application No.: US10093434Application Date: 2002-03-07
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Publication No.: US06968477B2Publication Date: 2005-11-22
- Inventor: Chetan Mehta , Jayeshkumar M. Patel , Manesh Patel , David Lee Randall
- Applicant: Chetan Mehta , Jayeshkumar M. Patel , Manesh Patel , David Lee Randall
- Applicant Address: US NY Armonk
- Assignee: International Business Machines Corporation
- Current Assignee: International Business Machines Corporation
- Current Assignee Address: US NY Armonk
- Agency: Van Leeuwen & Van Leeuwen
- Agent Joseph T. Van Leeuwen; Mark E. McBurney
- Main IPC: G06F11/00
- IPC: G06F11/00 ; G06F11/22 ; G06F11/273 ; H04L1/22

Abstract:
A system and method for monitoring a host computer using a service processor is provided. A shared nonvolatile random access memory (NVRAM) area is used to store progress information from the host computer system. The host computer system writes progress information corresponding to the initialization step being performed to the shared NVRAM and also updates a host pointer in the NVRAM. The service processor reads the shared NVRAM and compares its pointer with the host pointer to determine whether new host initialization activity has been reported. The service processor sets a timer so that if host activity is not reported during a set amount of time an error condition occurs causing the service processor to handle the host computer error. An optional service processor routine determines whether the host computer is stuck in an initialization loop whereupon the service processor once again handles the host computer error.
Public/Granted literature
- US20030172320A1 System and method for system surveillance using firmware progress code Public/Granted day:2003-09-11
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