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gh-141498: Change backoff counter to use prime numbers instead of powers of 2 #141591

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Merged
markshannon merged 21 commits into from
Nov 21, 2025
Merged

gh-141498: Change backoff counter to use prime numbers instead of powers of 2 #141591

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86de63a
Some refactor
efimov-mikhail Nov 15, 2025
4eb3231
Changes in backoff bit pattern
efimov-mikhail Nov 15, 2025
2581629
Add NEWS
efimov-mikhail Nov 15, 2025
96de415
NEWS fix
efimov-mikhail Nov 15, 2025
ce3e14f
Change ITEMS count in test
efimov-mikhail Nov 15, 2025
e17b195
Refactor restart_backoff_counter
efimov-mikhail Nov 19, 2025
44b4eb8
Remove unneed assertion and function
efimov-mikhail Nov 19, 2025
6d44333
Use lookup_table
efimov-mikhail Nov 19, 2025
0e05712
Use MAKE_BACKOFF_COUNTER macro
efimov-mikhail Nov 19, 2025
f3c9287
Comment change
efimov-mikhail Nov 19, 2025
e16b368
Fix Windows build: remove const keyword
efimov-mikhail Nov 19, 2025
6b1fe66
Simplify obtaining next backoff
efimov-mikhail Nov 19, 2025
2600236
Remove forge_backoff_counter
efimov-mikhail Nov 19, 2025
ec27072
Another try to fix Windows build
efimov-mikhail Nov 19, 2025
401b6da
Revert make_backoff_counter
efimov-mikhail Nov 19, 2025
3418be1
Revert changes to pycore_code.h
efimov-mikhail Nov 19, 2025
ceddb6a
Comment fix
efimov-mikhail Nov 19, 2025
a89d6de
Temporarily disable assert
efimov-mikhail Nov 19, 2025
c7873c2
Revert forge_backoff_counter
efimov-mikhail Nov 19, 2025
5b7bfd9
Fix CI, NEWS updated
efimov-mikhail Nov 19, 2025
dda4cdb
Review addressed: change values and comment
efimov-mikhail Nov 20, 2025
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NEWS fix
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@efimov-mikhail
efimov-mikhail committed Nov 15, 2025
commit 96de415869221eff5a3c70d50b31dbccde9515ec
4 changes: 2 additions & 2 deletions Misc/NEWS.d/next/Core_and_Builtins/2025-11-15-14-04-35.gh-issue-141589.VfdMDD.rst
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Change ``backoff counter`` to use powers of 4 instead of powers of 2. Patch
by Mikhail Efimov.
Change ``backoff counter`` to use powers of 4 instead of powers of 2.
This allows to support values up to 8191. Patch by Mikhail Efimov.
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