diff options
Diffstat (limited to 'Proc/crash.d')
| -rwxr-xr-x | Proc/crash.d | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/Proc/crash.d b/Proc/crash.d new file mode 100755 index 000000000000..c1ed397a2a11 --- /dev/null +++ b/Proc/crash.d @@ -0,0 +1,181 @@ +#!/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); +} |