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89 lines
1.7 KiB
Plaintext
89 lines
1.7 KiB
Plaintext
.TH swapinfo.d 1m "$Date: 2015/09/30 22:01:09 $" "USER COMMANDS"
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.SH NAME
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swapinfo.d \- print virtual memory info. Uses DTrace.
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.SH SYNOPSIS
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.B swapinfo.d
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.SH DESCRIPTION
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Prints swap usage details for RAM and disk based swap.
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This script is UNDER CONSTRUCTION, check for newer versions.
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Since this uses DTrace, only the root user or users with the
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dtrace_kernel privilege can run this command.
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.SH OS
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Solaris
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.SH STABILITY
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unstable - uses various kernel symbols.
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.SH FIELDS
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.TP
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RAM Total
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Total RAM installed
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.TP
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RAM Unusable
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RAM consumed by the OBP and TSBs
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.TP
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RAM Kernel
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Kernel resident in RAM (and usually locked)
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.TP
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RAM Locked
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Locked memory pages from swap (Anon)
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.TP
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RAM Used
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anon + exec + file pages used
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.TP
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RAM Free
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free memory + page cache free
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.TP
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Disk Total
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Total disk swap configured
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.TP
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Disk Resv
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Disk swap allocated + reserved
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.TP
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Disk Avail
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Disk swap available for reservation
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.TP
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Swap Total
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Total Virtual Memory usable
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.TP
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Swap Resv
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VM allocated + reserved
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.TP
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Swap Avail
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VM available for reservation
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.TP
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Swap MinFree
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VM kept free from reservations
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.PP
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.SH EXAMPLES
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.TP
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Print info,
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#
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.B swapinfo.d
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.PP
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.SH DOCUMENTATION
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See the DTraceToolkit for further documentation under the
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Docs directory. The DTraceToolkit docs may include full worked
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examples with verbose descriptions explaining the output.
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.SH ADDITIONAL RESOURCES
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swapstat - K9Toolkit
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vmstat 1 2; swap -s; echo ::memstat | mdb -k
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RMCmem - The MemTool Package
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RICHPse - The SE Toolkit
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"Clearing up swap space confusion" Unix Insider, Adrian Cockcroft
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"Solaris Internals", Jim Mauro, Richard McDougall
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/usr/include/vm/anon.h, /usr/include/sys/systm.h
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.SH AUTHOR
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Brendan Gregg
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[Sydney, Australia]
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.SH SEE ALSO
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dtrace(1M)
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