debug lk

hc

2024-02-20 e636c8d336489bf3eed5878299e6cc045bbad077

 kernel/tools/kvm/kvm_stat/kvm_stat.txt
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@@ -49,7 +49,7 @@
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 *r*::	reset stats
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-*s*::   set update interval
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+*s*::   set delay between refreshs
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 *x*::	toggle reporting of stats for child trace events
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  ::     *Note*: The stats for the parents summarize the respective child trace
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@@ -64,37 +64,56 @@
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 --batch::
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 	run in batch mode for one second
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--l::
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---log::
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-	run in logging mode (like vmstat)
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-
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--t::
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---tracepoints::
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-	retrieve statistics from tracepoints
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+-c::
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+--csv::
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+        log in csv format. Requires option -l/--log or -L/--log-to-file.
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+        When used with option -L/--log-to-file, the header is only ever
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+        written to start of file to preserve the format.
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 -d::
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 --debugfs::
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 	retrieve statistics from debugfs
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+-f<fields>::
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+--fields=<fields>::
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+        fields to display (regex), "-f help" for a list of available events
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+
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+-g<guest>::
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+--guest=<guest_name>::
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+        limit statistics to one virtual machine (guest name)
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+
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+-h::
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+--help::
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+        show help message
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+
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 -i::
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 --debugfs-include-past::
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 	include all available data on past events for debugfs
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+
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+-l::
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+--log::
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+        run in logging mode (like vmstat)
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+
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+
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+-L<file>::
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+--log-to-file=<file>::
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+        like -l/--log, but logging to a file. Appends to existing files.
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 -p<pid>::
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 --pid=<pid>::
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 	limit statistics to one virtual machine (pid)
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--g<guest>::
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---guest=<guest_name>::
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-	limit statistics to one virtual machine (guest name)
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+-s::
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+--set-delay::
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+        set delay between refreshs (value range: 0.1-25.5 secs)
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--f<fields>::
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---fields=<fields>::
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-	fields to display (regex), "-f help" for a list of available events
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+-t::
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+--tracepoints::
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+        retrieve statistics from tracepoints
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--h::
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---help::
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-	show help message
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+*z*::
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+--skip-zero-records::
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+        omit records with all zeros in logging mode
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 SEE ALSO
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 --------