Date: Thu, 16 Aug 2018 19:28:44 +0000 (UTC) From: Mark Johnston <markj@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r337926 - head/cddl/contrib/opensolaris/cmd/dtrace Message-ID: <201808161928.w7GJSiIw071153@repo.freebsd.org>
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Author: markj Date: Thu Aug 16 19:28:44 2018 New Revision: 337926 URL: https://svnweb.freebsd.org/changeset/base/337926 Log: Add partial documentation for dtrace(1)'s -x configuration options. Some options are still missing descriptions, but they can be filled in over time. Submitted by: raichoo <raichoo@googlemail.com> Reviewed by: 0mp (previous version) MFC after: 2 weeks Differential Revision: https://reviews.freebsd.org/D16671 Modified: head/cddl/contrib/opensolaris/cmd/dtrace/dtrace.1 Modified: head/cddl/contrib/opensolaris/cmd/dtrace/dtrace.1 ============================================================================== --- head/cddl/contrib/opensolaris/cmd/dtrace/dtrace.1 Thu Aug 16 19:09:43 2018 (r337925) +++ head/cddl/contrib/opensolaris/cmd/dtrace/dtrace.1 Thu Aug 16 19:28:44 2018 (r337926) @@ -1,4 +1,3 @@ -'\" te .\" CDDL HEADER START .\" .\" The contents of this file are subject to the terms of the @@ -21,7 +20,7 @@ .\" .\" $FreeBSD$ .\" -.Dd April 18, 2015 +.Dd August 16, 2018 .Dt DTRACE 1 .Os .Sh NAME @@ -523,6 +522,116 @@ Enable or modify a DTrace runtime option or D compiler Boolean options are enabled by specifying their name. Options with values are set by separating the option name and value with an equals sign (=). +.Pp +A +.Ar size +argument may be suffixed with one of +.Cm K , +.Cm M , +.Cm G +or +.Cm T +(either upper or lower case) to indicate a multiple of +Kilobytes, Megabytes, Gigabytes or Terabytes +respectively. +.Pp +A +.Ar time +argument may be suffixed with one of +.Cm ns , +.Cm nsec , +.Cm us , +.Cm usec , +.Cm ms , +.Cm msec , +.Cm s , +.Cm sec , +.Cm m , +.Cm min , +.Cm h , +.Cm hour , +.Cm d , +.Cm day , +.Cm hz . +If no suffix is specified +.Cm hz +will be used as the unit. +.Bl -tag -width indent +.It Sy aggrate Ns = Ns Ar time +Rate of aggregation reading. +.It Sy aggsize Ns = Ns Ar size +Size of the aggregation buffer. +.It Sy bufpolicy Ns = Ns Cm fill Ns | Ns Cm switch Ns | Ns Cm ring +Specifies the buffer policy for the principal buffer. +.It Sy bufresize Ns = Ns Cm auto Ns | Ns Cm manual +Buffer resizing policy. +.It Sy bufsize Ns = Ns Ar size +Size of the per-CPU principal buffer. +Same as the +.Fl b +flag. +.It Sy cleanrate Ns = Ns Ar time +Cleaning rate. +Must be specified in number-per-second with the +.Dq Li hz +suffix. +.It Sy cpu Ns = Ns Ar scalar +Specifies the CPU on which to enable tracing. +.It Sy defaultargs +Allow references to unspecified macro arguments. +.It Sy destructive +Allow destructive actions. +Same as the +.Fl w +flag. +.It Sy dynvarsize Ns = Ns Ar size +Size of the dynamic variable space. +.It Sy flowindent +Turn on flow indentation. +Same as the +.Fl F +flag. +.It Sy grabanon +Claim anonymous state. +Same as the +.Fl a +flag. +.It Sy jstackframes Ns = Ns Ar scalar +Number of default stack frames for +.Fn jstack . +.It Sy jstackstrsize Ns = Ns Ar scalar +Default string space size for +.Fn jstack . +.It Sy nspec Ns = Ns Ar scalar +Number of speculations. +.It Sy quiet +Set quiet mode. +Same as the +.Fl q +flag. +.It Sy specsize Ns = Ns Ar size +Size of the speculation buffer. +.It Sy strsize Ns = Ns Ar size +Maximum size of strings. +.It Sy stackframes Ns = Ns Ar scalar +Maximum number of kernelspace stack frames to unwind when executing the +.Fn stack +action. +.It Sy stackindent Ns = Ns Ar scalar +Number of whitespace characters to use when indenting +.Fn stack +and +.Fn ustack +output. +.It Sy statusrate Ns = Ns Ar time +Rate of status checking. +.It Sy switchrate Ns = Ns Ar time +Rate of buffer switching. +.It Sy ustackframes Ns = Ns Ar scalar +Maximum number of userspace stack frames to unwind when executing the +.Fn ustack +action. +.El .It Fl X Cm a | c | s | t Specify the degree of conformance to the ISO C standard that should be selected when invoking
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