def read_chunk_from_local(chunkid, version, size, offset=0):
if offset + size > CHUNKSIZE:
raise ValueError("size too large %s > %s" %
(size, CHUNKSIZE-offset))
from dpark.accumulator import LocalReadBytes
name = '%02X/chunk_%016X_%08X.mfs' % (chunkid & 0xFF, chunkid, version)
for d in mfsdirs:
p = os.path.join(d, name)
if os.path.exists(p):
if os.path.getsize(p) < CHUNKHDRSIZE + offset + size:
logger.error('%s is not completed: %d < %d', name,
os.path.getsize(p), CHUNKHDRSIZE + offset + size)
return
#raise ValueError("size too large")
f = open(p)
f.seek(CHUNKHDRSIZE + offset)
while size > 0:
to_read = min(size, 640*1024)
data = f.read(to_read)
if not data:
return
LocalReadBytes.add(len(data))
yield data
size -= len(data)
f.close()
return
else:
logger.warning("%s was not found", name)
def read_chunk_from_local(chunkid, version, size, offset=0):
if offset + size > CHUNKSIZE:
raise ValueError("size too large %s > %s" % (size, CHUNKSIZE - offset))
from dpark.accumulator import LocalReadBytes
name = '%02X/chunk_%016X_%08X.mfs' % (chunkid & 0xFF, chunkid, version)
for d in mfsdirs:
p = os.path.join(d, name)
if os.path.exists(p):
if os.path.getsize(p) < CHUNKHDRSIZE + offset + size:
logger.error('%s is not completed: %d < %d', name,
os.path.getsize(p), CHUNKHDRSIZE + offset + size)
return
#raise ValueError("size too large")
f = open(p)
f.seek(CHUNKHDRSIZE + offset)
while size > 0:
to_read = min(size, 640 * 1024)
data = f.read(to_read)
if not data:
return
LocalReadBytes.add(len(data))
yield data
size -= len(data)
f.close()
return
else:
logger.warning("%s was not found", name)
def read_chunk_from_local(chunkid, version, size, offset=0):
if offset + size > CHUNKSIZE:
raise ValueError("size too large %s > %s" % (size, CHUNKSIZE - offset))
from dpark.accumulator import ReadBytes, LocalReadBytes
name = '%02X/chunk_%016X_%08X.mfs' % (chunkid & 0xFF, chunkid, version)
for d in mfsdirs:
p = os.path.join(d, name)
if os.path.exists(p):
if os.path.getsize(p) < CHUNKHDRSIZE + offset + size:
print p, 'is not completed', os.path.getsize(
p), '<', CHUNKHDRSIZE + offset + size
return
#raise ValueError("size too large")
f = open(p)
f.seek(CHUNKHDRSIZE + offset)
while size > 0:
to_read = min(size, 1024 * 1024 * 4)
data = f.read(to_read)
if not data:
return
LocalReadBytes.add(len(data))
yield data
size -= len(data)
f.close()
return
def read_chunk_from_local(chunkid, version, size, offset=0):
if offset + size > CHUNKSIZE:
raise ValueError("size too large %s > %s" %
(size, CHUNKSIZE-offset))
from dpark.accumulator import ReadBytes, LocalReadBytes
name = '%02X/chunk_%016X_%08X.mfs' % (chunkid & 0xFF, chunkid, version)
for d in mfsdirs:
p = os.path.join(d, name)
if os.path.exists(p):
if os.path.getsize(p) < CHUNKHDRSIZE + offset + size:
print p, 'is not completed', os.path.getsize(p), '<', CHUNKHDRSIZE + offset + size
return
#raise ValueError("size too large")
f = open(p)
f.seek(CHUNKHDRSIZE + offset)
while size > 0:
to_read = min(size, 1024*1024*4)
data = f.read(to_read)
if not data:
return
LocalReadBytes.add(len(data))
yield data
size -= len(data)
f.close()
return
def taskFinished(self, tid, tried, result, update):
i = self.tidToIndex[tid]
self.finished[i] = True
self.tasksFinished += 1
task = self.tasks[i]
task.used += time.time() - task.start
self.total_used += task.used
if sys.stderr.isatty():
title = "Job %d: task %s finished in %.1fs (%d/%d) " % (self.id, tid,
task.used, self.tasksFinished, self.numTasks)
logger.info("Task %s finished in %.1fs (%d/%d) \x1b]2;%s\x07\x1b[1A",
tid, task.used, self.tasksFinished, self.numTasks, title)
from dpark.schedule import Success
self.sched.taskEnded(task, Success(), result, update)
for t in range(task.tried):
if t + 1 != tried:
self.sched.killTask(self.id, task.id, t + 1)
if self.tasksFinished == self.numTasks:
ts = [t.used for t in self.tasks]
tried = [t.tried for t in self.tasks]
logger.info("Job %d finished in %.1fs: min=%.1fs, avg=%.1fs, max=%.1fs, maxtry=%d",
self.id, time.time()-self.start,
min(ts), sum(ts)/len(ts), max(ts), max(tried))
from dpark.accumulator import LocalReadBytes, RemoteReadBytes
lb, rb = LocalReadBytes.reset(), RemoteReadBytes.reset()
if rb > 0:
logger.info("read %s (%d%% localized)",
readable(lb+rb), lb*100/(rb+lb))
self.sched.jobFinished(self)
def taskFinished(self, tid, tried, result, update):
i = self.tidToIndex[tid]
self.finished[i] = True
self.tasksFinished += 1
task = self.tasks[i]
task.used += time.time() - task.start
self.total_used += task.used
if getattr(sys.stderr, 'isatty', lambda: False)():
title = 'Job %d: task %s finished in %.1fs (%d/%d) ' % (
self.id, tid, task.used, self.tasksFinished, self.numTasks)
logger.info(
'Task %s finished in %.1fs (%d/%d)'
' \x1b]2;%s\x07\x1b[1A', tid, task.used,
self.tasksFinished, self.numTasks, title)
from dpark.schedule import Success
self.sched.taskEnded(task, Success(), result, update)
for t in range(task.tried):
if t + 1 != tried:
self.sched.killTask(self.id, task.id, t + 1)
if self.tasksFinished == self.numTasks:
ts = [t.used for t in self.tasks]
tried = [t.tried for t in self.tasks]
logger.info(
'Job %d finished in %.1fs: min=%.1fs, '
'avg=%.1fs, max=%.1fs, maxtry=%d', self.id,
time.time() - self.start, min(ts),
sum(ts) / len(ts), max(ts), max(tried))
from dpark.accumulator import LocalReadBytes, RemoteReadBytes
lb, rb = LocalReadBytes.reset(), RemoteReadBytes.reset()
if rb > 0:
logger.info('read %s (%d%% localized)', readable(lb + rb),
lb * 100 / (rb + lb))
self.sched.jobFinished(self)
