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
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
|
#!/usr/sbin/dtrace -Cs
/*
* crash.d - Crashed Application info.
* Written in DTrace (Solaris 10 3/05).
*
* $Id: crash.d 3 2007-08-01 10:50:08Z brendan $
*
* When applications crash via a SIGSEGV or SIGBUS, a report of the
* process state is printed out.
*
* USAGE: crash.d
*
* FIELDS:
* Type Signal type
* Program Execname of process
* Agrs Argument listing of process
* PID Process ID
* TID Thread ID
* LWPs Number of Light Weight Processes
* PPID Parent Process ID
* UID User ID
* GID Group ID
* TaskID Task ID
* ProjID Project ID
* PoolID Pool ID
* ZoneID Zone ID
* zone Zone name
* CWD Current working directory
* errno Error number of last syscall
*
* SEE ALSO: mdb, pstack, coreadm
* app_crash.d - Greg Nakhimovsky & Morgan Herrington
*
* COPYRIGHT: Copyright (c) 2005 Brendan Gregg.
*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at Docs/cddl1.txt
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* CDDL HEADER END
*
* 29-May-2005 Brendan Gregg Created this.
* 24-Apr-2006 " " Last update.
*/
#pragma D option quiet
#pragma D option destructive
dtrace:::BEGIN
{
printf("Waiting for crashing applications...\n");
}
/*
* Print Report Header
*/
proc:::signal-send
/(args[2] == SIGBUS || args[2] == SIGSEGV) && pid == args[1]->pr_pid/
{
stop();
self->elapsed = timestamp - curthread->t_procp->p_mstart;
self->crash = 1;
printf("\n-----------------------------------------------------\n");
printf("CRASH DETECTED at %Y\n", walltimestamp);
printf("-----------------------------------------------------\n");
printf("Type: %s\n", args[2] == SIGBUS ? "SIGBUS" : "SIGSEGV");
printf("Program: %s\n", execname);
printf("Args: %S\n", curpsinfo->pr_psargs);
printf("PID: %d\n", pid);
printf("TID: %d\n", tid);
printf("LWPs: %d\n", curthread->t_procp->p_lwpcnt);
printf("PPID: %d\n", ppid);
printf("UID: %d\n", uid);
printf("GID: %d\n", gid);
printf("TaskID: %d\n", curpsinfo->pr_taskid);
printf("ProjID: %d\n", curpsinfo->pr_projid);
printf("PoolID: %d\n", curpsinfo->pr_poolid);
printf("ZoneID: %d\n", curpsinfo->pr_zoneid);
printf("zone: %s\n", zonename);
printf("CWD: %s\n", cwd);
printf("errno: %d\n", errno);
printf("\nUser Stack Backtrace,");
ustack();
printf("\nKernel Stack Backtrace,");
stack();
}
/*
* Print Java Details
*/
proc:::signal-send
/self->crash && execname == "java"/
{
printf("\nJava Stack Backtrace,");
jstack();
}
/*
* Print Ancestors
*/
proc:::signal-send
/self->crash/
{
printf("\nAnsestors,\n");
self->level = 1;
self->procp = curthread->t_procp;
self->ptr = self->procp;
}
/* ancestory un-rolled loop, reverse order, 6 deep */
proc:::signal-send /self->crash && self->ptr != 0/
{
printf("%*s %d %S\n", self->level += 2, "",
self->ptr->p_pidp->pid_id, self->ptr->p_user.u_psargs);
self->ptr = self->ptr->p_parent;
}
proc:::signal-send /self->crash && self->ptr != 0/
{
printf("%*s %d %S\n", self->level += 2, "",
self->ptr->p_pidp->pid_id, self->ptr->p_user.u_psargs);
self->ptr = self->ptr->p_parent;
}
proc:::signal-send /self->crash && self->ptr != 0/
{
printf("%*s %d %S\n", self->level += 2, "",
self->ptr->p_pidp->pid_id, self->ptr->p_user.u_psargs);
self->ptr = self->ptr->p_parent;
}
proc:::signal-send /self->crash && self->ptr != 0/
{
printf("%*s %d %S\n", self->level += 2, "",
self->ptr->p_pidp->pid_id, self->ptr->p_user.u_psargs);
self->ptr = self->ptr->p_parent;
}
proc:::signal-send /self->crash && self->ptr != 0/
{
printf("%*s %d %S\n", self->level += 2, "",
self->ptr->p_pidp->pid_id, self->ptr->p_user.u_psargs);
self->ptr = self->ptr->p_parent;
}
proc:::signal-send /self->crash && self->ptr != 0/
{
printf("%*s %d %S\n", self->level += 2, "",
self->ptr->p_pidp->pid_id, self->ptr->p_user.u_psargs);
self->ptr = self->ptr->p_parent;
}
/*
* Print Report Footer
*/
proc:::signal-send
/self->crash/
{
printf("\nTimes,\n");
printf(" User: %d ticks\n", self->procp->p_utime);
printf(" Sys: %d ticks\n", self->procp->p_stime);
printf(" Elapsed: %d ms\n", self->elapsed/1000000);
printf("\nSizes,\n");
printf(" Heap: %d bytes\n", self->procp->p_brksize);
printf(" Stack: %d bytes\n", self->procp->p_stksize);
self->ptr = 0;
self->procp = 0;
self->crash = 0;
self->level = 0;
self->elapsed = 0;
system("/usr/bin/prun %d", pid);
}
|