def do_modlist(self):
fe.pause_vm()
start_pslist = time.time()
list_head = self.lookups["modules"]
next_module = self.lookups["modules"]
i = 0
maxi = 100
fe.log("starting MODLIST")
while True:
tmp_next = fe.read_addr_va(next_module, 0)
if tmp_next & 0xffffffffffff == list_head or i > maxi:
fe.log("ending loop at %d" % (i, ))
end_pslist = time.time()
break
modname = fe.read_str_va(next_module + 16, 0)
fe.log("%s" % (modname, ))
next_module = tmp_next
i += 1
stop_pslist = time.time()
fe.resume_vm()
fe.log("modlist in {sec:.6f} seconds".format(sec=stop_pslist -
start_pslist))
def do_pslist(self):
fe.pause_vm()
start_pslist = time.time()
list_head = self.lookups["init_task"] + self.lookups["tasks_offset"]
cur_list_entry = list_head
next_list_entry = fe.read_addr_va(list_head, 0)
i = 0
maxi = 100
fe.log("starting PSLIST")
while True:
cur_proc = cur_list_entry - self.lookups["tasks_offset"]
pid = fe.read_32_va(cur_proc + self.lookups["pid_offset"], 0)
procname = fe.read_str_va(cur_proc + self.lookups["name_offset"], 0)
fe.log("%5s %-16s" % (pid, procname))
cur_list_entry = next_list_entry
next_list_entry = fe.read_addr_va(cur_list_entry, 0)
i += 1
# fe.log('%s == %s?' % (hex(cur_list_entry), hex(list_head)))
if cur_list_entry & 0xffffffffffff == list_head or i > maxi:
# fe.log('ending loop at %d' % (i,))
end_pslist = time.time()
break
stop_pslist = time.time()
fe.resume_vm()
fe.log("pslist in {sec:.2f} seconds".format(sec=stop_pslist - start_pslist))
def do_batch_pslist(self, pause=False):
if pause:
fe.pause_vm()
calls = 0
procs = 0
msgs = 0
i = 0
maxi = 100
pido = self.lookups["pid_offset"]
tasko = self.lookups["tasks_offset"]
nameo = self.lookups["name_offset"]
list_head = self.lookups["init_task"] + self.lookups["tasks_offset"]
cur = list_head
o = fe.batch_new()
start_pslist = time.time()
while True:
o.reset()
o.add("1", "READ_STR_VA", {
"vaddr": cur + nameo - tasko,
"pid": 0
}) # current name
o.add("2", "READ_32_VA", {
"vaddr": cur + pido - tasko,
"pid": 0
}) # current pid
o.add("3", "READ_ADDR_VA", {
"vaddr": cur,
"pid": 0
}) # pointer to next ts
fe.batch_send(o)
calls += 3
msgs += 1
procs += 1
for r in o.results():
if r["name"] == "3":
cur = r["result"]
# do something with result
i += 1
if cur & 0xffffffffffff == list_head or i > maxi:
fe.log(f"ending loop at {i}")
end_pslist = time.time()
self.log.append(end_pslist - start_pslist)
break
self.calls.append(calls)
self.procs.append(procs)
self.msgs.append(msgs)
if pause:
fe.resume_vm()
def timer_callback(self, ctx):
timeit_on = False
cprof_bo = False
once = True
if timeit_on:
self.log = []
self.msgs = []
self.procs = []
fe.log("prepping batch obj")
self.prep_batch_pslist_self()
fe.pause_vm()
fe.log("running timeit")
t = timeit.Timer(lambda: self.do_batch_pslist_new()).timeit(
number=100)
fe.log("done timeit")
fe.resume_vm()
t = t / 100.0
fe.log("timeit pslist in {sec:.6f} seconds".format(sec=t))
self.summarize()
if once:
fe.log("prepping batch obj")
self.prep_batch_pslist_self()
gc.disable()
fe.log("running pipeline")
self.do_batch_pslist_new(pause=False)
fe.log("done pipeline")
gc.enable()
self.summarize()
if cprof_bo:
self.log = []
self.msgs = []
self.procs = []
self.prep_batch_pslist_self()
fe.pause_vm()
cProfile.runctx(
"self.do_batch_pslist_new()",
globals(),
locals(),
filename="/home/micah/femain.pipeline.profile",
)
fe.resume_vm()
self.summarize()
fe.log("calls: %s" % self.calls)
fe.log("procs: %s" % self.procs)
fe.log("calling exit")
fe.exit()
def do_dk_pslist(self, pause=False):
if pause:
fe.pause_vm()
start_pslist = time.time()
self.pslist = fe.process_list()
self.procs.append(len(self.pslist))
self.msgs.append(1)
stop_pslist = time.time()
self.log.append(stop_pslist - start_pslist)
if pause:
fe.resume_vm()
def __init__(self, ctx):
fe.log("in pslist_dk constructor")
fe.set_name("pslist_dk")
e = {"event_type": fe.BE, "callback": self.be_callback}
fe.event_register(e)
self.pslist = {}
self.log = []
self.calls = []
self.msgs = []
self.procs = []
timeit_on = False
cprof = False
if cprof:
self.do_dk_pslist(pause=True) # zmq warmup
cProfile.runctx(
"self.do_dk_pslist()",
globals(),
locals(),
filename="/home/micah/femain.dk.profile",
)
if timeit_on:
self.do_dk_pslist(pause=True) # zmq warmup
fe.pause_vm()
t = timeit.Timer(lambda: self.do_dk_pslist()).timeit(number=100)
t = t / 100.0
fe.resume_vm()
fe.log("timeit pslist in {sec:.6f} seconds".format(sec=t))
else:
self.pslist = {}
gc.disable()
self.do_dk_pslist(pause=True)
gc.enable()
fe.log(self.pslist)
for l in self.log:
fe.log(l)
fe.log("calls: %s" % self.calls)
fe.log("procs: %s" % self.procs)
fe.log("msgs: %s" % self.msgs)
fe.log("leaving pslist_dk constructor")
fe.exit()
def do_pslist(self, pause=False):
if pause:
fe.pause_vm()
calls = 0
procs = 0
start_pslist = time.time()
list_head = self.lookups["init_task"] + self.lookups["tasks_offset"]
cur_list_entry = list_head
next_list_entry = fe.read_addr_va(list_head, 0)
calls += 1
i = 0
maxi = 100
fe.log("starting PSLIST")
while True:
cur_proc = cur_list_entry - self.lookups["tasks_offset"]
pid = fe.read_32_va(cur_proc + self.lookups["pid_offset"], 0)
calls += 1
procname = fe.read_str_va(cur_proc + self.lookups["name_offset"], 0)
calls += 1
fe.log("%5s %-16s" % (pid, procname))
self.pslist[cur_proc] = (pid, procname)
cur_list_entry = next_list_entry
next_list_entry = fe.read_addr_va(cur_list_entry, 0)
calls += 1
i += 1
fe.log("%s == %s?" % (hex(cur_list_entry), hex(list_head)))
if cur_list_entry & 0xffffffffffff == list_head or i > maxi:
fe.log("ending loop at %d" % (i,))
end_pslist = time.time()
# self.log.append(end_pslist-start_pslist)
break
procs += 1
# self.calls.append(calls)
# self.procs.append(procs)
if pause:
fe.resume_vm()
fe.log("pslist in {sec:.6f} seconds".format(sec=end_pslist - start_pslist))
def timer_callback(self, ctx):
timeit_on = False
cprof = False
once = True
if cprof:
self.do_batch_pslist(pause=True) # zmq warmup
cProfile.runctx(
"self.do_batch_pslist()",
globals(),
locals(),
filename="/home/micah/femain.batch.profile",
)
if timeit_on:
fe.log("warming up")
self.do_batch_pslist(pause=True) # zmq warmup
fe.pause_vm()
fe.log("running timeit")
t = timeit.Timer(lambda: self.do_batch_pslist()).timeit(number=100)
fe.log("done timeit")
fe.resume_vm()
t = t / 100.0
fe.log("timeit pslist in {sec:.6f} seconds".format(sec=t))
if once:
self.pslist = {}
gc.disable()
self.do_batch_pslist(pause=True)
gc.enable()
# fe.log(self.pslist)
for l in self.log:
fe.log(l)
fe.log("calls: %s" % self.calls)
fe.log("procs: %s" % self.procs)
fe.log("msgs: %s" % self.msgs)
fe.log("leaving batching constructor")
fe.exit()
def do_batch_pslist_new(self, pause=False):
if pause:
fe.pause_vm()
fe.log("batch_pslist_new")
if self.o.state in [3, 4]:
self.o.state = 2
procs = 0
start_pslist = time.time()
fe.batch_send(self.o)
stop_pslist = time.time()
self.log.append(stop_pslist - start_pslist)
self.procs.append(self.o.results_size())
self.msgs.append(1)
if pause:
fe.resume_vm()
fe.log("Results")
for r in o.results():
fe.log(r)
