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133 lines
3.8 KiB
Plaintext
133 lines
3.8 KiB
Plaintext
Help file for MCBDA
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Version V4-1, February 1983
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MCBDA is an interpretive dump analyzer for use on dumps of DECSYSTEM-10
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front ends running MCB. To understand the resulting information, the user
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should be familiar with the corresponding listings and data bases.
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When MCBDA is invoked, it will prompt with
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MCBDA>
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and can the be supplied with the following commands and/or switches:
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dump-file-name
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This is the dump file to be analyzed (it may also be a virgin
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system image).
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/LISTING:file-name
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Specifies the file to send the dump lsiting to.
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Default: TTY:
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Note: If the default is taken, pagination will not occur,
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and a reduced header will be displayed on the first line
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only.
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/WIDE
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If the default listing file is taken (TTY:), the memory
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dumps will be condensed by eliminating the byte-to-octal
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display. This switch will disable the feature.
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/ANALYZE
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Display the saved crash context and do preliminary analysis
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to identify the cause of the crash.
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/RSX:selection
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or
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/RSX:(selection,...)
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Display portions of the RSX exec data bases. The selections
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may be one or more of the following keywords.
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CONTEXT
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Display the RSX system data bases.
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ATL
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Display information on the currently active tasks.
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CLOCK-QUEUE
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Display the RSX clock event queue.
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DEVICES
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Display the device control blocks.
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FXD
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Display information on all tasks which are fixed in memory.
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STD
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Display information on all tasks in the system task directory.
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HEADERS
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Display the task headers.
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PARTITIONS
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Display a partition map.
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PCBS
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Display the partition control blocks.
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POOL
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Dump the system pool.
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DUMP
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Do octal dump of interpreted data bases.
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STANDARD
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This switch is equivalent to:
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/RSX:(ATL ,CONTEXT ,PARTITIONS ,HEADERS ,POOL )
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ALL
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This switch is equivalent to:
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/RSX:(CONTEXT ,CLOCK-QUEUE ,DEVICES ,DUMP, HEADERS
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,PARTITIONS ,PCBS ,POOL ,STD )
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/CEX:selection
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or
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/CEX:(selection,...)
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Display portions of the Comm/Exec data bases. The selections
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may be one or more of the following keywords.
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CONTEXT
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Display basic Comm/Exec data information.
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FREE
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Display all the buffers that are in the free pools.
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PDVS
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Display the process data bases.
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SLTS
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Display the system line data bases.
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POOL
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Locate and display all data buffers in the Comm/Exec pool
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(CCBs, SDBs, RDBs).
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DUMP
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Do octal dump of interpreted data bases.
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BUFFERS
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This will cause a full dump of all buffer contents for the
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buffer pool display (the POOL selection).
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INTERPRET
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Interpret the contents of displayed buffers wherever possible.
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STANDARD
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This switch is equivalent to:
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/CEX:(CONTEXT ,PDVS ,SLTS ,POOL )
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ALL
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This switch is equivalent to:
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/CEX:(CONTEXT ,DUMP ,FREE ,PDVS ,SLTS ,POOL , BUFFERS)
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/STANDARD
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This switch is equivalent to:
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/RSX:STANDARD /CEX:STANDARD
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/ALL
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This switch is equivalent to:
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/RSX:ALL /CEX:ALL
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/TASK:"task-name"
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Dump the task image of the specified RSX task. This switch may
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be used more than once to dump several task images.
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/PROCESS:"process-name"
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Dump the partition of the specified Comm/Exec process. This
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switch may be used more than once to dump several processes.
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/DUMP:low-physical-address:high-physical-address
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Dump physical memory within the given address range. Several
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windows into memory may be displayed by using this switch more
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than once.
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/HELP
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Display this text.
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/VERSION
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Display the version of MCBDA.
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/EXIT
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This causes MCBDA to exit to the monitor after all other
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requested actions have been done.
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