Basic System Problem Analysis - August 2003

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page 353/19/2003
Basic System Problem Analysis
Case Study: Hang Memory Dump
$15c ($60) nmdat > pm_semaphores
ADDRESS OF SEMAPHORE WAITED ON: $b.88ae19b0
$15d ($60) nmdat > rm_semaphore b.88ae19b0
List of pins waiting on semaphore at $b.88ae19b0
$60 $6e $76 $7e $86 $8e $92 $96 $9a $9e $a2 $a6 $aa $ae
Pin $35 has an exclusive lock on shareable semaphore at $b.88ae19b0
Haven’t we been here before?
Notes: