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Minimize scope of expensive lock #30679

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merged 6 commits into from Mar 20, 2024
Merged

Minimize scope of expensive lock #30679

merged 6 commits into from Mar 20, 2024

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damccorm
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We've seen this section hang, eating up the lock when shutdown takes a long time. This should minimize the size of the critical section to a single copy of self.last_access_times.items() so that it still avoids #27501 (which the lock was introduced for) without hanging too long.


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@damccorm damccorm marked this pull request as draft March 19, 2024 18:26
@damccorm damccorm marked this pull request as ready for review March 19, 2024 20:43
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R: @tvalentyn

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Stopping reviewer notifications for this pull request: review requested by someone other than the bot, ceding control

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@tvalentyn tvalentyn left a comment

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Thanks!

sdks/python/apache_beam/runners/worker/sdk_worker.py Outdated Show resolved Hide resolved
sdks/python/apache_beam/runners/worker/sdk_worker.py Outdated Show resolved Hide resolved
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Thanks!

damccorm and others added 4 commits March 20, 2024 11:54
@damccorm damccorm merged commit f4d03d4 into master Mar 20, 2024
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@damccorm damccorm deleted the users/damccorm/critSection branch March 20, 2024 20:42
@damccorm damccorm mentioned this pull request Mar 21, 2024
3 tasks
hjtran pushed a commit to hjtran/beam that referenced this pull request Apr 4, 2024
* Minimize scope of expensive lock

* Build list in lock

* Update sdks/python/apache_beam/runners/worker/sdk_worker.py

Co-authored-by: tvalentyn <tvalentyn@users.noreply.github.com>

* Move comment

* Simplify

* fmt

---------

Co-authored-by: tvalentyn <tvalentyn@users.noreply.github.com>
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3 participants