File: java.stp

package info (click to toggle)
systemtap 5.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 47,556 kB
  • sloc: cpp: 81,117; ansic: 54,933; xml: 49,795; exp: 43,595; sh: 11,526; python: 5,003; perl: 2,252; tcl: 1,312; makefile: 1,006; javascript: 149; lisp: 105; awk: 101; asm: 91; java: 70; sed: 16
file content (52 lines) | stat: -rw-r--r-- 1,346 bytes parent folder | download | duplicates (7)
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
49
50
51
52
@__private30 global java_backtrace_string

/**
 * sfunction sprint_java_backtrace - returns the java backtrace as a single string
 *
 * Description: This function returns the java backtrace as a single string.
 * in the case when the backtrace is cut off, use the -DMAXSTRINGLEN
 * option to extend the maximum string length
 */

function sprint_java_backtrace:string ()
{
    foreach([_tid,__thread_depth+] in java_backtrace_string){
      if(_tid == tid()){
	string_return .= java_backtrace_string[_tid,__thread_depth]
	string_return .= "\n"
      }
    }
  return string_return
}

/**
 * sfunction print_java_backtrace - print the java backtrace
 *
 * Description: This function immediately prints the java backtrace
 * one line at a time, avoiding any max string length issues.
 *
 */
function print_java_backtrace ()
{
    foreach ([_tid,__thread_depth+] in java_backtrace_string){
      if(_tid == tid()){
	println(java_backtrace_string[_tid,__thread_depth])
      }
    }
}

function __delete_backtrace()
{
  foreach([_tid,_depth-] in java_backtrace_string){
    if(_tid == tid() && _depth > jbs_dup){
      jbs_dup = _depth
    }
  }
  for (i = 0; i< jbs_dup; i++)
    delete java_backtrace_string[_tid, i]
  delete jbs_dup
}

function __assign_stacktrace(jbts:long, jstd:long){
  java_backtrace_string[tid(), jstd] = user_string(jbts)
}