dask/distributed

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A distributed task scheduler for Dask

Stars: 1.7k
Forks: 778
Open beginner issues: 0
Indexed issues: 1.2k
Avg merge: 2h 50m
Merged PRs (30d): 3

Dominant language: Python
License: BSD-3-Clause
Last GitHub push: Aug 26, 2026
Latest indexed: Sep 15, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted good first issue

Beginner friendly Everything

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1,248 open issues indexed

Working example with Keras Open

documentation

Difficulty 4/5 3-5 days Newbie friendliness 25/100

dask/distributed#2333 · 13 comments · 1 reaction · Opened Nov 2, 2018
Dask distributed cluster, 'str' object has no attribute 'apply' error during computations Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

dask/distributed#2323 · 3 comments · Opened Oct 26, 2018
Dask.destributed Client() specific - Could not serialize object of type DataFrame Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

dask/distributed#2317 · 4 comments · Opened Oct 24, 2018
Running gridsearchcv on dask cluster gives error "Truth of Delayed objects is not supported" Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

dask/distributed#2314 · 8 comments · Opened Oct 18, 2018
Can not append distributed dataframes Open

good second issue

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dask/distributed#2308 · 2 comments · Opened Oct 12, 2018
Alternate themes for the dashboard Open

diagnostics enhancement

Difficulty 5/5 Over a week Newbie friendliness 30/100

dask/distributed#2305 · 2 comments · Opened Oct 10, 2018
Incorrect handling of MemoryError Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

dask/distributed#2297 · 4 comments · 1 reaction · Opened Oct 7, 2018
Bokeh session ID options Open

diagnostics enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dask/distributed#2286 · 3 comments · Opened Oct 3, 2018
DaskR prototype with rpy2 and reticulate Open

discussion enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

dask/distributed#2254 · 4 comments · Opened Sep 17, 2018
Cryptic error when package not installed on worker Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dask/distributed#2230 · Opened Sep 4, 2018
Scale by number of cores or amount of memory Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

dask/distributed#2208 · 9 comments · 1 reaction · Opened Aug 23, 2018
Keras serializer needs to recompile model for more training Open

help wanted

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dask/distributed#2183 · 8 comments · Opened Aug 13, 2018
MPI Comm Open

networking

Difficulty 5/5 Over a week Newbie friendliness 20/100

dask/distributed#2177 · 13 comments · Opened Aug 9, 2018
Bokeh service does not start when using processes=False Open

Difficulty 3/5 1-2 days Newbie friendliness 40/100

dask/distributed#2167 · 13 comments · 6 reactions · Opened Aug 8, 2018
Consolidating all tasks that write to a file on a single worker Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

dask/distributed#2163 · 5 comments · 1 reaction · Opened Aug 6, 2018
Bundle gather calls in as_completed(..., with_results) Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dask/distributed#2157 · 1 comment · Opened Aug 2, 2018
Investigate worker overhead Open

performance

Difficulty 5/5 Over a week Newbie friendliness 25/100

dask/distributed#2156 · 10 comments · Opened Aug 2, 2018
Initializing Client interferes with application logging Open

help wanted

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dask/distributed#2134 · 3 comments · 2 reactions · Opened Jul 19, 2018
Fix test_open_close_many_workers Open

flaky test

Difficulty 4/5 3-5 days Newbie friendliness 25/100

dask/distributed#2129 · Opened Jul 19, 2018
Specify resources for dask builtin functions Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

dask/distributed#2127 · 14 comments · Opened Jul 18, 2018
Cluster should support many worker types Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 25/100

dask/distributed#2118 · 16 comments · 5 reactions · Opened Jul 15, 2018
Serialize data within tasks Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

dask/distributed#2110 · 6 comments · Opened Jul 12, 2018
memory leak when using distributed.Client with delayed Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

dask/distributed#2068 · 26 comments · 2 reactions · Opened Jun 22, 2018
Remaining pickle loads Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

dask/distributed#2051 · 2 comments · Opened Jun 12, 2018
Intra-host communication Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

dask/distributed#2046 · 3 comments · 2 reactions · Opened Jun 11, 2018
No clients found when multiple local clusters started Open

Difficulty 3/5 1-2 days Newbie friendliness 44/100

dask/distributed#2044 · 2 comments · Opened Jun 8, 2018
Deploying dask on YARN in an enterprise setting Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

dask/distributed#2043 · 15 comments · 1 reaction · Opened Jun 8, 2018
Capturing and logging stdout/stderr on workers Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

dask/distributed#2033 · 15 comments · 15 reactions · Opened Jun 7, 2018
client.get_futures_error returns wrong values with keyword in `dask.delayed` Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

dask/distributed#2024 · 12 comments · Opened Jun 1, 2018
Can't change LocalCluster server ip. Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

dask/distributed#2023 · 4 comments · Opened Jun 1, 2018
Add Semaphore, Condition, Event Open

good first issue

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dask/distributed#2007 · 7 comments · Opened May 25, 2018
distributed.utils.upload_file assumes .zip and .egg project names are importable Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

dask/distributed#1986 · 2 comments · Opened May 17, 2018
Bokeh dashboard (when explicitly requested) needs to either error or display port Open

diagnostics good first issue

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dask/distributed#1985 · 5 comments · Opened May 16, 2018
Does dask distributed allow customized work.executor? Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

dask/distributed#1971 · 5 comments · Opened May 8, 2018
Distributed's Adaptive's Scheduler `retire_workers` and Cluster `scale_down` Open

adaptive

Difficulty 4/5 3-5 days Newbie friendliness 25/100

dask/distributed#1951 · 9 comments · Opened May 2, 2018
Not monitoring the process tree, only the worker proccess Open

Difficulty 4/5 3-5 days Newbie friendliness 28/100

dask/distributed#1949 · 3 comments · Opened May 1, 2018
Inconsistent use of workers parameter between client submit and scatter. Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

dask/distributed#1944 · 3 comments · Opened Apr 27, 2018
LocalCluster not reaping workers with run_on_scheduler and multiprocessing-method: spawn Open

performance

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dask/distributed#1943 · 5 comments · Opened Apr 27, 2018
Adding Cluster controls to the Dashboard Open

diagnostics enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

dask/distributed#1931 · 6 comments · 2 reactions · Opened Apr 23, 2018
Check if port is in use (before trying to publish the dashboard to it) Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

dask/distributed#1926 · 5 comments · Opened Apr 19, 2018
KeyboardInterrupt kills workers in LocalCluster Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

dask/distributed#1925 · 1 comment · Opened Apr 19, 2018
Compare and contrast Adaptive to PID algorithm Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

dask/distributed#1899 · 2 comments · Opened Apr 4, 2018
Show onging tasks in worker rows on status and tasks tabs of the bokeh dashboard Open

diagnostics enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dask/distributed#1892 · 4 comments · Opened Apr 3, 2018
Automatically trim terminated worker rows in tasks and status tabs of the bokeh dashboard Open

diagnostics

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dask/distributed#1883 · 1 comment · Opened Apr 1, 2018
Dashboard missing when starting in a Docker container Open

documentation good first issue

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dask/distributed#1875 · 21 comments · Opened Mar 30, 2018
restart time out and upload_file crash Open

help wanted

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dask/distributed#1869 · 31 comments · Opened Mar 28, 2018
Out of memory / memory leak debugging Open

performance

Difficulty 5/5 Over a week Newbie friendliness 20/100

dask/distributed#1866 · 14 comments · Opened Mar 27, 2018
Inlining relevant Client-held Futures in Dask Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

dask/distributed#1861 · 6 comments · Opened Mar 25, 2018
Future with no references reused Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

dask/distributed#1860 · 3 comments · Opened Mar 24, 2018
Adding fire_and_forget method to Client Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 40/100

dask/distributed#1856 · 9 comments · Opened Mar 23, 2018

dask/distributed

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