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MFC after:	3 days
This commit is contained in:
Joseph Koshy 2005-07-21 06:42:30 +00:00
parent 6d6a103a77
commit 79b6b08fd5
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=148222
1 changed files with 28 additions and 7 deletions
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35
lib/libpmc/pmclog.3
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@ -139,29 +139,43 @@ denotes the kind of the event returned in argument
.Fa *ev
and is one of the following:
.Bl -tag -width ".Dv PMCLOG_TYPE_PMCALLOCATE"
.It Dv PMCLOG_TYPE_CLOSELOG
A marker indicating a successful close of a log file.
This record will be the last record of a log file.
.It Dv PMCLOG_TYPE_DROPNOTIFY
a marker indicating that
A marker indicating that
.Xr hwpmc 4
had to drop data due to a resource constraint.
.It Dv PMCLOG_TYPE_INITIALIZE
an initialization record.
This is usually the first record in a log file.
An initialization record.
This is the first record in a log file.
.It Dv PMCLOG_TYPE_MAPPINGCHANGE
A record describing an address space change for a process.
.It Dv PMCLOG_TYPE_PCSAMPLE
A record containing an instruction pointer sample.
.It Dv PMCLOG_TYPE_PMCALLOCATE
A record describing a PMC allocation operation.
.It Dv PMCLOG_TYPE_PMCATTACH
A record describing a PMC attach operation.
.It Dv PMCLOG_TYPE_PMCDETACH
A record describing a PMC detach operation.
.It Dv PMCLOG_TYPE_PROCCSW
A record describing a PMC reading at the time of a process context switch.
.It Dv PMCLOG_TYPE_PROCEXIT
A record describing the accumulated PMC reading for a process at the
time of
.Xr _exit 2 .
.It Dv PMCLOG_TYPE_PROCEXEC
A record describing an
.Xr execve 2
by a target process.
.It Dv PMCLOG_TYPE_PROCEXIT
A record describing the accumulated PMC reading for a process at the
time of
.Xr _exit 2 .
.It Dv PMCLOG_TYPE_PROCFORK
A record describing a
.Xr fork 2
by a target process.
.It Dv PMCLOG_TYPE_SYSEXIT
A record describing a process exit, sent to processes
owning system-wide sampling PMCs.
.It Dv PMCLOG_TYPE_USERDATA
A record containing user data.
.El
@ -279,3 +293,10 @@ for a file based parser may fail with any of the errors returned by
.Xr pmc 3 ,
.Xr hwpmc 4 ,
.Xr pmcstat 8
.Sh HISTORY
The
.Xr pmclog 3
API
.Ud
It first appeared in
.Fx 6.0 .