blob: 854c9017e59ab103df331c8bed8b76d359dec5c4 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
.TH j_syscalls.d 1m "$Date:: 2007-10-03 #$" "USER COMMANDS"
.SH NAME
j_syscalls.d - count Java methods and syscalls using DTrace.
.SH SYNOPSIS
.B j_syscalls.d
{ \-p PID | \-c cmd }
.SH DESCRIPTION
This traces Java methods if the hotspot provider exists (1.6.0) and
the flag "+ExtendedDTraceProbes" is used. eg,
java -XX:+ExtendedDTraceProbes classfile
.SH OS
Solaris
.SH STABILITY
Evolving - uses the DTrace hotspot provider, which may change
as additional features are introduced. Check Java/Readme
to see what version these scripts are based on.
.SH EXAMPLES
.TP
Default output,
#
.B j_syscalls.d
.PP
.SH FIELDS
.TP
PID
Process ID
.TP
TYPE
Type of call (method/syscall)
.TP
NAME
Name of call
.TP
COUNT
Number of calls during sample
.PP
.SH DOCUMENTATION
See the DTraceToolkit for further documentation under the
Examples, Notes and Docs directories. The example files may be
especially useful as they aim to demonstrate how to interpret
the output.
.SH EXIT
j_syscalls.d will run until Ctrl-C is hit.
.SH AUTHOR
Brendan Gregg
[CA, USA]
.SH SEE ALSO
dtrace(1M)
|
