User`s guide

System Troubleshooting and Diagnostics
5.2 Product Fault Management and Symptom-Directed Diagnosis
Table 5–1 OpenVMS Error Handler Entry Types
OpenVMS Entry Type Code Description
EMB$C_MC (002.) Machine Check Exception
SCB Vector 4, IPL 1F
EMB$C_SE (006.) Soft Error Interrupt
Correctable ECC Memory Error
SCB Vector 54, IPL 1A
EMB$C_INT54 (026.) Soft Error Interrupt
SCB Vector 54, IPL 1A
EMB$C_INT60 (027.) Hard Error Interrupt 60
SCB Vector 60, IPL 1D
EMB$C_POLLED (044.) Polled Errors
No exception or interrupt generated
by hardware.
EMB$C_BUGCHECK Fatal bugcheck
Bugcheck Types:
MACHINECHK
ASYNCWRTER
BADMCKCOD
INCONSTATE
UNXINTEXC
Each entry consists of an OpenVMS operating system header, a packet header,
and one or more subpackets (Figure 5–1). Entries can be of variable length
based on the number of subpackets within the entry. The FLAGS software
register in the packet header shows which subpackets are included within a
given entry.
Refer to Section 5.2.4 for actual examples of the error and event logs described
throughout this section.
System Troubleshooting and Diagnostics 5–7