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178 | import logging
from tlz import valmap, merge
from .progress import AllProgress
from ..core import connect, coerce_to_address
from ..scheduler import Scheduler
from ..utils import key_split, color_of
from ..worker import dumps_function
logger = logging.getLogger(__name__)
def counts(scheduler, allprogress):
return merge(
{"all": valmap(len, allprogress.all), "nbytes": allprogress.nbytes},
{
state: valmap(len, allprogress.state[state])
for state in ["memory", "erred", "released", "processing"]
},
)
async def progress_stream(address, interval):
"""Open a TCP connection to scheduler, receive progress messages
The messages coming back are dicts containing counts of key groups::
{'inc': {'all': 5, 'memory': 2, 'erred': 0, 'released': 1},
'dec': {'all': 1, 'memory': 0, 'erred': 0, 'released': 0}}
Parameters
----------
address: address of scheduler
interval: time between batches, in seconds
Examples
--------
>>> stream = await eventstream('127.0.0.1:8786', 0.100) # doctest: +SKIP
>>> print(await read(stream)) # doctest: +SKIP
"""
address = coerce_to_address(address)
comm = await connect(address)
await comm.write(
{
"op": "feed",
"setup": dumps_function(AllProgress),
"function": dumps_function(counts),
"interval": interval,
"teardown": dumps_function(Scheduler.remove_plugin),
}
)
return comm
def progress_quads(msg, nrows=8, ncols=3):
"""
>>> msg = {'all': {'inc': 5, 'dec': 1, 'add': 4},
... 'memory': {'inc': 2, 'dec': 0, 'add': 1},
... 'erred': {'inc': 0, 'dec': 1, 'add': 0},
... 'released': {'inc': 1, 'dec': 0, 'add': 1},
... 'processing': {'inc': 1, 'dec': 0, 'add': 2}}
>>> progress_quads(msg, nrows=2) # doctest: +SKIP
{'name': ['inc', 'add', 'dec'],
'left': [0, 0, 1],
'right': [0.9, 0.9, 1.9],
'top': [0, -1, 0],
'bottom': [-.8, -1.8, -.8],
'released': [1, 1, 0],
'memory': [2, 1, 0],
'erred': [0, 0, 1],
'processing': [1, 0, 2],
'done': ['3 / 5', '2 / 4', '1 / 1'],
'released-loc': [.2/.9, .25 / 0.9, 1],
'memory-loc': [3 / 5 / .9, .5 / 0.9, 1],
'erred-loc': [3 / 5 / .9, .5 / 0.9, 1.9],
'processing-loc': [4 / 5, 1 / 1, 1]}}
"""
width = 0.9
names = sorted(msg["all"], key=msg["all"].get, reverse=True)
names = names[: nrows * ncols]
n = len(names)
d = {k: [v.get(name, 0) for name in names] for k, v in msg.items()}
d["name"] = names
d["show-name"] = [name if len(name) <= 15 else name[:12] + "..." for name in names]
d["left"] = [i // nrows for i in range(n)]
d["right"] = [i // nrows + width for i in range(n)]
d["top"] = [-(i % nrows) for i in range(n)]
d["bottom"] = [-(i % nrows) - 0.8 for i in range(n)]
d["color"] = [color_of(name) for name in names]
d["released-loc"] = []
d["memory-loc"] = []
d["erred-loc"] = []
d["processing-loc"] = []
d["done"] = []
for r, m, e, p, a, l in zip(
d["released"], d["memory"], d["erred"], d["processing"], d["all"], d["left"]
):
rl = width * r / a + l
ml = width * (r + m) / a + l
el = width * (r + m + e) / a + l
pl = width * (p + r + m + e) / a + l
done = "%d / %d" % (r + m + e, a)
d["released-loc"].append(rl)
d["memory-loc"].append(ml)
d["erred-loc"].append(el)
d["processing-loc"].append(pl)
d["done"].append(done)
return d
def color_of_message(msg):
if msg["status"] == "OK":
split = key_split(msg["key"])
return color_of(split)
else:
return "black"
colors = {
"transfer": "red",
"disk-write": "orange",
"disk-read": "orange",
"deserialize": "gray",
"compute": color_of_message,
}
alphas = {
"transfer": 0.4,
"compute": 1,
"deserialize": 0.4,
"disk-write": 0.4,
"disk-read": 0.4,
}
prefix = {
"transfer": "transfer-",
"disk-write": "disk-write-",
"disk-read": "disk-read-",
"deserialize": "deserialize-",
"compute": "",
}
def task_stream_append(lists, msg, workers):
key = msg["key"]
name = key_split(key)
startstops = msg.get("startstops", [])
for startstop in startstops:
color = colors[startstop["action"]]
if type(color) is not str:
color = color(msg)
lists["start"].append((startstop["start"] + startstop["stop"]) / 2 * 1000)
lists["duration"].append(1000 * (startstop["stop"] - startstop["start"]))
lists["key"].append(key)
lists["name"].append(prefix[startstop["action"]] + name)
lists["color"].append(color)
lists["alpha"].append(alphas[startstop["action"]])
lists["worker"].append(msg["worker"])
worker_thread = "%s-%d" % (msg["worker"], msg["thread"])
lists["worker_thread"].append(worker_thread)
if worker_thread not in workers:
workers[worker_thread] = len(workers) / 2
lists["y"].append(workers[worker_thread])
return len(startstops)
|