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proc/2213/cwd/usr/share/systemtap/examples/interrupt/_[ Not.Writable ]

File://proc/2213/cwd/usr/share/systemtap/examples/interrupt/interrupts-by-dev.stp

#!/usr/bin/stap
/*
 *      Copyright (C) 2009 IBM Corp.
 *      This file is part of systemtap, and is free software.  You can
 *      redistribute it and/or modify it under the terms of the GNU General
 *      Public License (GPL); either version 2, or (at your option) any
 *      later version.
 *
 *      Version 1.0     prerna@linux.vnet.ibm.com     2009-10-28
 *
 *     Name:
 *     interrupts-by-dev.stp
 *
 *     Description:
 *     Script to profile interrupts received by each device per 100 ms.
 *
 *
 */

global devices

probe begin {
        printf("\t  DEVICE \t NUMBER OF INTERRUPTS \n");
}

probe irq_handler.entry {
        devices[dev_name]++;
}

probe timer.ms(100) {
        foreach ( devname in devices )
                printf(" %20s :  %5d\n",kernel_string(devname),devices[devname]);
        delete devices
}

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