diff --git a/util/pbs/job.py b/util/pbs/job.py
new file mode 100755
index 000000000..5eed0cd75
--- /dev/null
+++ b/util/pbs/job.py
@@ -0,0 +1,183 @@
+#!/usr/bin/env python
+# Copyright (c) 2005 The Regents of The University of Michigan
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met: redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer;
+# redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution;
+# neither the name of the copyright holders nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Authors: Nathan Binkert
+#          Steve Reinhardt
+#          Ali Saidi
+
+import os, os.path, shutil, signal, socket, sys, time
+from os import environ as env
+from os.path import join as joinpath, expanduser
+
+class rsync:
+    def __init__(self):
+        self.sudo = False
+        self.rsync = 'rsync'
+        self.compress = False
+        self.archive = True
+        self.delete = False
+        self.options = ''
+
+    def do(self, src, dst):
+        args = []
+        if self.sudo:
+            args.append('sudo')
+
+        args.append(self.rsync)
+        if (self.archive):
+            args.append('-a')
+        if (self.compress):
+            args.append('-z')
+        if (self.delete):
+            args.append('--delete')
+        if len(self.options):
+            args.append(self.options)
+        args.append(src)
+        args.append(dst)
+
+        return os.spawnvp(os.P_WAIT, args[0], args)
+
+def cleandir(dir):
+    for root, dirs, files in os.walk(dir, False):
+        for name in files:
+            os.remove(joinpath(root, name))
+        for name in dirs:
+            os.rmdir(joinpath(root, name))
+
+def date():
+    return time.strftime('%a %b %e %H:%M:%S %Z %Y', time.localtime())
+
+def remfile(file):
+    if os.path.isfile(file):
+        os.unlink(file)
+
+def readval(filename):
+    file = open(filename, 'r')
+    value = file.readline().strip()
+    file.close()
+    return value
+
+if __name__ == '__main__':
+    rootdir = env.setdefault('ROOTDIR', os.getcwd())
+    jobid = env['PBS_JOBID']
+    jobname = env['PBS_JOBNAME']
+    jobdir = joinpath(rootdir, jobname)
+    basedir = joinpath(rootdir, 'Base')
+    user = env['USER']
+
+    env['POOLJOB'] = 'True'
+    env['OUTPUT_DIR'] = jobdir
+    env['JOBFILE'] = joinpath(basedir, 'test.py')
+    env['JOBNAME'] = jobname
+
+    def echofile(filename, string):
+        try:
+            f = file(joinpath(jobdir, filename), 'w')
+            print >>f, string
+            f.flush()
+            f.close()
+        except IOError,e:
+            sys.exit(e)
+
+    if os.path.isdir("/work"):
+        workbase = "/work"
+    else:
+        workbase = "/tmp/"
+
+    workdir = joinpath(workbase, '%s.%s' % (user, jobid))
+
+    os.umask(0022)
+
+    echofile('.start', date())
+    echofile('.jobid', jobid)
+    echofile('.host', socket.gethostname())
+
+    if os.path.isdir(workdir):
+        cleandir(workdir)
+    else:
+        os.mkdir(workdir)
+
+    if os.path.isdir('/z/dist'):
+        sync = rsync()
+        sync.delete = True
+        sync.sudo = True
+        sync.do('poolfs::dist/m5/', '/z/dist/m5/')
+
+    try:
+        os.chdir(workdir)
+    except OSError,e:
+        sys.exit(e)
+
+    os.symlink(joinpath(jobdir, 'output'), 'status.out')
+
+    args = [ joinpath(basedir, 'm5'), joinpath(basedir, 'run.mpy') ]
+    if not len(args):
+        sys.exit("no arguments")
+
+    print 'starting job... %s' % date()
+    print ' '.join(args)
+    print
+    sys.stdout.flush()
+
+    childpid = os.fork()
+    if not childpid:
+        # Execute command
+        sys.stdin.close()
+        fd = os.open(joinpath(jobdir, "output"),
+                     os.O_WRONLY | os.O_CREAT | os.O_TRUNC)
+        os.dup2(fd, sys.stdout.fileno())
+        os.dup2(fd, sys.stderr.fileno())
+        os.execvp(args[0], args)
+
+    def handler(signum, frame):
+        if childpid != 0:
+            os.kill(childpid, signum)
+
+    signal.signal(signal.SIGHUP, handler)
+    signal.signal(signal.SIGINT, handler)
+    signal.signal(signal.SIGQUIT, handler)
+    signal.signal(signal.SIGTERM, handler)
+    signal.signal(signal.SIGSTOP, handler)
+    signal.signal(signal.SIGCONT, handler)
+    signal.signal(signal.SIGUSR1, handler)
+    signal.signal(signal.SIGUSR2, handler)
+
+    done = 0
+    while not done:
+        try:
+            thepid,ec = os.waitpid(childpid, 0)
+            if ec:
+                print 'Exit code ', ec
+                echofile('.failure', date())
+            else:
+                echofile('.success', date())
+            done = 1
+        except OSError:
+            pass
+
+    print '\njob complete... %s' % date()
+    echofile('.stop', date())
diff --git a/util/pbs/jobfile.py b/util/pbs/jobfile.py
new file mode 100644
index 000000000..570faa61b
--- /dev/null
+++ b/util/pbs/jobfile.py
@@ -0,0 +1,83 @@
+# Copyright (c) 2005 The Regents of The University of Michigan
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met: redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer;
+# redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution;
+# neither the name of the copyright holders nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Authors: Nathan Binkert
+
+from os.path import expanduser
+def crossproduct(options):
+    number = len(options)
+    indexes = [ 0 ] * number
+    maxes = [ len(opt) for opt in options ]
+    def next():
+        for i in xrange(number - 1, -1, -1):
+            indexes[i] += 1
+            if indexes[i] < maxes[i]:
+                return False
+
+            indexes[i] = 0
+        return True
+
+    done = False
+    while not done:
+        result = []
+        for i in xrange(number):
+            result.append(options[i][indexes[i]])
+        yield result
+        done = next()
+
+class JobFile(object):
+    def __init__(self, file):
+        self.data = {}
+        execfile(expanduser(file), self.data)
+        self.options = self.data['options']
+        self.environment = self.data['environment']
+        self.jobinfo = {}
+        self.jobs = []
+        for job in crossproduct(self.options):
+            jobname = '.'.join([ id[0] for id in job ])
+            self.jobs.append(jobname)
+            list = []
+            for info in job:
+                for item in info[1:]:
+                    list.append(item)
+            self.jobinfo[jobname] = list
+
+    def env(self, jobname):
+        env = {}
+        for key,val in self.jobinfo[jobname]:
+            env[key] = val
+
+        for key,val in self.environment:
+            env[key] = val
+        return env
+
+    def printinfo(self, jobname):
+        print '%s:' % jobname
+        for key,val in self.jobinfo[jobname]:
+            print '    %s = %s' % (key, val)
+
+        for key,val in self.environment:
+            print '    %s = %s' % (key, val)
diff --git a/util/pbs/pbs.py b/util/pbs/pbs.py
new file mode 100755
index 000000000..a71dbbf8e
--- /dev/null
+++ b/util/pbs/pbs.py
@@ -0,0 +1,126 @@
+# Copyright (c) 2005 The Regents of The University of Michigan
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met: redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer;
+# redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution;
+# neither the name of the copyright holders nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Authors: Nathan Binkert
+
+import os, re, sys
+
+def ssh(host, script, tty = False, user = ''):
+    args = [ 'ssh', '-x' ]
+    if user:
+        args.append('-l' + user)
+    if tty:
+        args.append('-t')
+    args.append(host)
+    args.append(script)
+
+    return os.spawnvp(os.P_WAIT, args[0], args)
+
+class qsub:
+    def __init__(self):
+        self.hold = False
+        self.join = False
+        self.keep_stdout = False
+        self.keep_stderr = False
+        self.node_type = ''
+        self.mail_abort = False
+        self.mail_begin = False
+        self.mail_end = False
+        self.name = ''
+        self.stdout = ''
+        self.priority = 0
+        self.queue = ''
+        self.pbshost = ''
+        self.qsub = 'qsub'
+        self.env = {}
+        self.onlyecho = False
+        self.verbose = False
+
+    def do(self, script, ):
+        args = [self.qsub]
+
+        if self.env:
+            arg = '-v'
+            arg += ','.join([ '%s=%s' % i for i in self.env.iteritems() ])
+            args.append(arg)
+
+        if self.hold:
+            args.append('-h')
+
+        if len(self.stdout):
+            args.append('-olocalhost:' + self.stdout)
+
+        if self.keep_stdout and self.keep_stderr:
+            args.append('-koe')
+        elif self.keep_stdout:
+            args.append('-ko')
+        elif self.keep_stderr:
+            args.append('-ke')
+        else:
+            args.append('-kn')
+
+        if self.join:
+            args.append('-joe')
+
+        if len(self.node_type):
+            args.append('-lnodes=' + self.node_type)
+
+        if self.mail_abort or self.mail_begin or self.mail_end:
+            flags = ''
+            if self.mail_abort:
+                flags.append('a')
+            if self.mail_begin:
+                flags.append('b')
+            if self.mail_end:
+                flags.append('e')
+            if len(flags):
+                args.append('-m ' + flags)
+
+        if len(self.name):
+            args.append("-N%s" % self.name)
+
+        if self.priority != 0:
+            args.append('-p' + self.priority)
+
+        if len(self.queue):
+            args.append('-q' + self.queue)
+
+        args.append(script)
+
+        if self.verbose or self.onlyecho:
+            print >>sys.stderr, 'PBS Command:   ', ' '.join(args)
+
+        if self.onlyecho:
+            return 0
+
+        print >>sys.stderr, 'PBS Jobid:      ',
+
+        ec = os.spawnvp(os.P_WAIT, args[0], args)
+
+        if ec != 0 and len(self.pbshost):
+            ec = ssh(self.pbshost, ' '.join(args))
+
+        return ec
diff --git a/util/pbs/send.py b/util/pbs/send.py
new file mode 100755
index 000000000..c0c56d98b
--- /dev/null
+++ b/util/pbs/send.py
@@ -0,0 +1,169 @@
+#!/usr/bin/env python
+# Copyright (c) 2005 The Regents of The University of Michigan
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met: redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer;
+# redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution;
+# neither the name of the copyright holders nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Authors: Ali Saidi
+#          Nathan Binkert
+
+import os, os.path, re, sys
+from os import environ as env, listdir
+from os.path import basename, isdir, isfile, islink, join as joinpath
+from filecmp import cmp as filecmp
+from shutil import copyfile
+
+progname = basename(sys.argv[0])
+usage = """\
+Usage:
+    %(progname)s [-c] [-e] [-f] [-q queue] [-v] <regexp>
+    -c           clean directory if job can be run
+    -e           only echo pbs command info, don't actually send the job
+    -f           force the job to run regardless of state
+    -q <queue>   submit job to the named queue
+    -v           be verbose
+
+    %(progname)s -l [-v] <regexp>
+    -l           list job names, don't submit
+    -v           be verbose (list job parameters)
+
+    %(progname)s -h
+    -h           display this help
+""" % locals()
+
+try:
+    import getopt
+    opts, args = getopt.getopt(sys.argv[1:], '-cefhlq:v')
+except getopt.GetoptError:
+    sys.exit(usage)
+
+clean = False
+onlyecho = False
+exprs = []
+force = False
+listonly = False
+queue = ''
+verbose = False
+for o,a in opts:
+    if o == '-c':
+        clean = True
+    if o == '-e':
+        onlyecho = True
+    if o == '-f':
+        force = True
+    if o == '-h':
+        print usage
+        sys.exit(0)
+    if o == '-l':
+        listonly = True
+    if o == '-q':
+        queue = a
+    if o == '-v':
+        verbose = True
+
+for arg in args:
+    exprs.append(re.compile(arg))
+
+if not listonly and not onlyecho and isdir('Link'):
+    print 'Checking for outdated files in Link directory'
+    entries = listdir('Link')
+    for entry in entries:
+        link = joinpath('Link', entry)
+        if not islink(link):
+            continue
+
+        base = joinpath('Base', entry)
+        if not isfile(base) or not filecmp(link, base):
+            print '%s is different than source %s...copying' % (base, link)
+            copyfile(link, base)
+
+import job, jobfile, pbs
+
+test = jobfile.JobFile(joinpath('Base', 'test.py'))
+
+joblist = []
+for jobname in test.jobs:
+    if not exprs:
+        joblist.append(jobname)
+        continue
+
+    for expr in exprs:
+        if expr.match(jobname):
+            joblist.append(jobname)
+            break
+
+if listonly:
+    if verbose:
+        for jobname in joblist:
+            test.printinfo(jobname)
+    else:
+        for jobname in joblist:
+            print jobname
+    sys.exit(0)
+
+if not onlyecho:
+    jl = []
+    for jobname in joblist:
+        if os.path.exists(jobname):
+            if not force:
+                if os.path.isfile(joinpath(jobname, '.success')):
+                    continue
+
+                if os.path.isfile(joinpath(jobname, '.start')) and \
+                       not os.path.isfile(joinpath(jobname, '.stop')):
+                    continue
+
+            if not clean:
+                sys.exit('job directory not clean!')
+
+            job.cleandir(jobname)
+        else:
+            os.mkdir(jobname)
+    jl.append(jobname)
+    joblist = jl
+
+rootdir = re.sub(r'^/\.automount/', r'/n/', os.getcwd())
+for jobname in joblist:
+    jobdir = joinpath(rootdir, jobname)
+
+    if not onlyecho and not os.path.isdir(jobdir):
+        sys.exit('%s is not a directory.  Cannot build job' % jobdir)
+
+    print >>sys.stderr, 'Job name:       %s' % jobname
+    print >>sys.stderr, 'Job directory:  %s' % jobdir
+
+    qsub = pbs.qsub()
+    qsub.pbshost = 'simpool.eecs.umich.edu'
+    qsub.stdout = joinpath(jobdir, 'jobout')
+    qsub.name = jobname
+    qsub.join = True
+    qsub.node_type = 'FAST'
+    qsub.onlyecho = onlyecho
+    qsub.env['ROOTDIR'] = rootdir
+    qsub.verbose = verbose
+    if len(queue):
+        qsub.queue = queue
+
+    qsub.do(joinpath('Base', 'job.py'))
+    print >>sys.stderr, ''