Skip to content

PYTHON-5731 - Server selection deprioritization only for overload errors on replica sets#2710

Open
NoahStapp wants to merge 2 commits intomongodb:masterfrom
NoahStapp:PYTHON-5731
Open

PYTHON-5731 - Server selection deprioritization only for overload errors on replica sets#2710
NoahStapp wants to merge 2 commits intomongodb:masterfrom
NoahStapp:PYTHON-5731

Conversation

@NoahStapp
Copy link
Contributor

First implementation of DRIVERS-3404.

@codecov-commenter
Copy link

codecov-commenter commented Feb 19, 2026

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 87.56%. Comparing base (b60d266) to head (77464f0).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files
@@           Coverage Diff           @@
##           master    #2710   +/-   ##
=======================================
  Coverage   87.55%   87.56%           
=======================================
  Files         141      141           
  Lines       24098    24098           
  Branches     4118     4118           
=======================================
+ Hits        21100    21101    +1     
+ Misses       2108     2106    -2     
- Partials      890      891    +1     
Flag Coverage Δ
auth-aws-rhel8-test-auth-aws-rapid-web-identity-python3.14-cov 35.08% <0.00%> (ø)
auth-aws-win64-test-auth-aws-rapid-web-identity-python3.14-cov 35.10% <0.00%> (+0.02%) ⬆️
auth-enterprise-macos-test-standard-auth-latest-python3.11-auth-ssl-sharded-cluster-cov 43.80% <0.00%> (+0.06%) ⬆️
auth-enterprise-rhel8-test-standard-auth-latest-python3.11-auth-ssl-sharded-cluster-cov 43.73% <0.00%> (ø)
auth-enterprise-win64-test-standard-auth-latest-python3.11-auth-ssl-sharded-cluster-cov 43.74% <0.00%> (+<0.01%) ⬆️
auth-oidc-local-ubuntu-22-test-auth-oidc-default 48.71% <0.00%> (-0.01%) ⬇️
compression-snappy-rhel8-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.17% <0.00%> (-0.01%) ⬇️
compression-snappy-rhel8-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.10% <50.00%> (-0.01%) ⬇️
compression-snappy-rhel8-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.51% <50.00%> (+<0.01%) ⬆️
compression-snappy-rhel8-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.82% <0.00%> (-0.01%) ⬇️
compression-zlib-rhel8-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.17% <0.00%> (-0.01%) ⬇️
compression-zlib-rhel8-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.10% <50.00%> (-0.01%) ⬇️
compression-zlib-rhel8-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.51% <50.00%> (ø)
compression-zlib-rhel8-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.81% <0.00%> (-0.01%) ⬇️
compression-zstd-rhel8-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.17% <0.00%> (-0.02%) ⬇️
compression-zstd-rhel8-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.10% <50.00%> (-0.01%) ⬇️
compression-zstd-rhel8-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.51% <50.00%> (+<0.01%) ⬆️
compression-zstd-rhel8-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.81% <0.00%> (-0.01%) ⬇️
compression-zstd-ubuntu-22-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.80% <0.00%> (-0.01%) ⬇️
coverage-report-coverage-report 87.45% <100.00%> (+1.38%) ⬆️
disable-test-commands-rhel8-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.17% <0.00%> (-0.02%) ⬇️
disable-test-commands-rhel8-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.10% <50.00%> (-0.01%) ⬇️
disable-test-commands-rhel8-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.51% <50.00%> (+<0.01%) ⬆️
disable-test-commands-rhel8-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.81% <0.00%> (-0.01%) ⬇️
encryption-crypt_shared-macos-test-non-standard-latest-python3.13-noauth-nossl-standalone-cov 53.18% <0.00%> (-0.01%) ⬇️
encryption-crypt_shared-macos-test-non-standard-latest-python3.14-auth-ssl-sharded-cluster-cov 55.02% <0.00%> (+0.07%) ⬆️
encryption-crypt_shared-macos-test-non-standard-latest-python3.14t-noauth-ssl-replica-set-cov 54.81% <0.00%> (ø)
encryption-crypt_shared-rhel8-test-non-standard-latest-python3.13-noauth-nossl-standalone-cov 53.02% <0.00%> (-0.17%) ⬇️
encryption-crypt_shared-rhel8-test-non-standard-latest-python3.14-auth-ssl-sharded-cluster-cov 54.75% <0.00%> (-0.13%) ⬇️
encryption-crypt_shared-rhel8-test-non-standard-latest-python3.14t-noauth-ssl-replica-set-cov 54.69% <0.00%> (-0.11%) ⬇️
encryption-crypt_shared-win64-test-non-standard-latest-python3.13-noauth-nossl-standalone-cov 52.93% <0.00%> (-0.20%) ⬇️
encryption-crypt_shared-win64-test-non-standard-latest-python3.14-auth-ssl-sharded-cluster-cov 54.95% <0.00%> (+0.03%) ⬆️
encryption-crypt_shared-win64-test-non-standard-latest-python3.14t-noauth-ssl-replica-set-cov 54.70% <0.00%> (-0.14%) ⬇️
encryption-macos-test-non-standard-latest-python3.13-noauth-nossl-standalone-cov 53.19% <0.00%> (ø)
encryption-macos-test-non-standard-latest-python3.14-auth-ssl-sharded-cluster-cov 55.01% <0.00%> (+0.03%) ⬆️
encryption-macos-test-non-standard-latest-python3.14t-noauth-ssl-replica-set-cov 54.82% <0.00%> (+0.03%) ⬆️
encryption-pyopenssl-rhel8-test-non-standard-latest-python3.13-noauth-nossl-standalone-cov 53.70% <0.00%> (-0.15%) ⬇️
encryption-pyopenssl-rhel8-test-non-standard-latest-python3.14-auth-ssl-sharded-cluster-cov 55.44% <0.00%> (-0.13%) ⬇️
encryption-pyopenssl-rhel8-test-non-standard-latest-python3.14t-noauth-ssl-replica-set-cov 55.40% <0.00%> (-0.08%) ⬇️
encryption-rhel8-test-non-standard-latest-python3.13-noauth-nossl-standalone-cov 53.01% <0.00%> (-0.17%) ⬇️
encryption-rhel8-test-non-standard-latest-python3.14-auth-ssl-sharded-cluster-cov 54.76% <0.00%> (-0.12%) ⬇️
encryption-rhel8-test-non-standard-latest-python3.14t-noauth-ssl-replica-set-cov 54.69% <0.00%> (-0.13%) ⬇️
encryption-win64-test-non-standard-latest-python3.13-noauth-nossl-standalone-cov 52.91% <0.00%> (-0.16%) ⬇️
encryption-win64-test-non-standard-latest-python3.14-auth-ssl-sharded-cluster-cov 54.80% <0.00%> (-0.12%) ⬇️
encryption-win64-test-non-standard-latest-python3.14t-noauth-ssl-replica-set-cov 54.76% <0.00%> (-0.11%) ⬇️
load-balancer-test-non-standard-latest-python3.14-auth-ssl-sharded-cluster-cov 48.33% <0.00%> (+<0.01%) ⬆️
mongodb-latest-test-server-version-python3.10-async-auth-ssl-sharded-cluster-min-deps-cov 56.91% <50.00%> (+<0.01%) ⬆️
mongodb-latest-test-server-version-python3.10-async-noauth-nossl-standalone-min-deps-cov 55.20% <0.00%> (+<0.01%) ⬆️
mongodb-latest-test-server-version-python3.10-sync-auth-ssl-sharded-cluster-min-deps-cov 59.10% <50.00%> (+<0.01%) ⬆️
mongodb-latest-test-server-version-python3.10-sync-noauth-nossl-replica-set-min-deps-cov 59.24% <50.00%> (-0.01%) ⬇️
mongodb-latest-test-server-version-python3.11-async-noauth-nossl-replica-set-cov 57.04% <50.00%> (-0.03%) ⬇️
mongodb-rapid-test-server-version-python3.10-async-auth-ssl-sharded-cluster-min-deps-cov 56.90% <50.00%> (+<0.01%) ⬆️
mongodb-rapid-test-server-version-python3.10-async-noauth-nossl-standalone-min-deps-cov 55.21% <0.00%> (+0.01%) ⬆️
mongodb-rapid-test-server-version-python3.10-sync-auth-ssl-sharded-cluster-min-deps-cov 59.10% <50.00%> (+<0.01%) ⬆️
mongodb-rapid-test-server-version-python3.10-sync-noauth-nossl-replica-set-min-deps-cov 59.24% <50.00%> (-0.01%) ⬇️
mongodb-rapid-test-server-version-python3.11-async-noauth-nossl-replica-set-cov 57.04% <50.00%> (+<0.01%) ⬆️
mongodb-v4.2-test-server-version-python3.10-async-auth-ssl-sharded-cluster-min-deps-cov 54.62% <50.00%> (+<0.01%) ⬆️
mongodb-v4.2-test-server-version-python3.10-async-noauth-nossl-standalone-min-deps-cov 53.16% <0.00%> (-0.02%) ⬇️
mongodb-v4.2-test-server-version-python3.10-sync-auth-ssl-sharded-cluster-min-deps-cov 56.79% <50.00%> (+<0.01%) ⬆️
mongodb-v4.2-test-server-version-python3.10-sync-noauth-nossl-replica-set-min-deps-cov 56.91% <0.00%> (-0.02%) ⬇️
mongodb-v4.2-test-server-version-python3.11-async-noauth-nossl-replica-set-cov 54.76% <0.00%> (-0.02%) ⬇️
mongodb-v4.4-test-server-version-python3.10-async-auth-ssl-sharded-cluster-min-deps-cov 55.00% <50.00%> (+<0.01%) ⬆️
mongodb-v4.4-test-server-version-python3.10-async-noauth-nossl-standalone-min-deps-cov 53.43% <0.00%> (-0.01%) ⬇️
mongodb-v4.4-test-server-version-python3.10-sync-auth-ssl-sharded-cluster-min-deps-cov 57.19% <50.00%> (+<0.01%) ⬆️
mongodb-v4.4-test-server-version-python3.10-sync-noauth-nossl-replica-set-min-deps-cov 57.28% <50.00%> (-0.01%) ⬇️
mongodb-v4.4-test-server-version-python3.11-async-noauth-nossl-replica-set-cov 55.07% <50.00%> (-0.01%) ⬇️
mongodb-v5.0-test-server-version-python3.10-async-auth-ssl-sharded-cluster-min-deps-cov 55.18% <50.00%> (+<0.01%) ⬆️
mongodb-v5.0-test-server-version-python3.10-async-noauth-nossl-standalone-min-deps-cov 53.58% <0.00%> (-0.01%) ⬇️
mongodb-v5.0-test-server-version-python3.10-sync-auth-ssl-sharded-cluster-min-deps-cov 57.39% <50.00%> (+<0.01%) ⬆️
mongodb-v5.0-test-server-version-python3.10-sync-noauth-nossl-replica-set-min-deps-cov 57.52% <50.00%> (-0.01%) ⬇️
mongodb-v5.0-test-server-version-python3.11-async-noauth-nossl-replica-set-cov 55.30% <50.00%> (-0.01%) ⬇️
mongodb-v6.0-test-server-version-python3.10-async-auth-ssl-sharded-cluster-min-deps-cov 55.20% <50.00%> (-0.02%) ⬇️
mongodb-v6.0-test-server-version-python3.10-async-noauth-nossl-standalone-min-deps-cov 53.60% <0.00%> (ø)
mongodb-v6.0-test-server-version-python3.10-sync-auth-ssl-sharded-cluster-min-deps-cov 57.41% <50.00%> (+<0.01%) ⬆️
mongodb-v6.0-test-server-version-python3.10-sync-noauth-nossl-replica-set-min-deps-cov 57.56% <50.00%> (-0.01%) ⬇️
mongodb-v6.0-test-server-version-python3.11-async-noauth-nossl-replica-set-cov 55.34% <50.00%> (-0.02%) ⬇️
mongodb-v7.0-test-server-version-python3.10-async-auth-ssl-sharded-cluster-min-deps-cov 55.21% <50.00%> (+0.01%) ⬆️
mongodb-v7.0-test-server-version-python3.10-async-noauth-nossl-standalone-min-deps-cov 53.59% <0.00%> (-0.01%) ⬇️
mongodb-v7.0-test-server-version-python3.10-sync-auth-ssl-sharded-cluster-min-deps-cov 57.41% <50.00%> (+<0.01%) ⬆️
mongodb-v7.0-test-server-version-python3.10-sync-noauth-nossl-replica-set-min-deps-cov 57.56% <50.00%> (-0.01%) ⬇️
mongodb-v7.0-test-server-version-python3.11-async-noauth-nossl-replica-set-cov 55.34% <50.00%> (-0.02%) ⬇️
mongodb-v8.0-test-server-version-python3.10-async-auth-ssl-sharded-cluster-min-deps-cov 56.91% <50.00%> (+0.01%) ⬆️
mongodb-v8.0-test-server-version-python3.10-async-noauth-nossl-standalone-min-deps-cov 55.19% <0.00%> (-0.02%) ⬇️
mongodb-v8.0-test-server-version-python3.10-sync-auth-ssl-sharded-cluster-min-deps-cov 59.09% <50.00%> (+<0.01%) ⬆️
mongodb-v8.0-test-server-version-python3.10-sync-noauth-nossl-replica-set-min-deps-cov 59.24% <50.00%> (-0.01%) ⬇️
mongodb-v8.0-test-server-version-python3.11-async-noauth-nossl-replica-set-cov 57.02% <50.00%> (-0.02%) ⬇️
no-c-ext-rhel8-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 56.39% <0.00%> (+<0.01%) ⬆️
no-c-ext-rhel8-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 58.32% <50.00%> (-0.01%) ⬇️
no-c-ext-rhel8-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 57.73% <50.00%> (+<0.01%) ⬆️
no-c-ext-rhel8-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 56.03% <0.00%> (-0.01%) ⬇️
ocsp-rhel8-test-ocsp-ecdsa-valid-cert-server-staples-latest-python3.14-cov 34.07% <0.00%> (+0.02%) ⬆️
ocsp-rhel8-test-ocsp-rsa-valid-cert-server-staples-latest-python3.14-cov 34.05% <0.00%> (ø)
pyopenssl-macos-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.01% <50.00%> (-0.01%) ⬇️
pyopenssl-rhel8-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.01% <50.00%> (-0.01%) ⬇️
pyopenssl-win64-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 56.95% <50.00%> (-0.01%) ⬇️
stable-api-accept-v2-rhel8-auth-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.17% <0.00%> (ø)
stable-api-accept-v2-rhel8-auth-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.82% <0.00%> (-0.01%) ⬇️
stable-api-require-v1-rhel8-auth-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.15% <0.00%> (-0.01%) ⬇️
stable-api-require-v1-rhel8-auth-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.40% <50.00%> (+0.02%) ⬆️
stable-api-require-v1-rhel8-auth-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.80% <0.00%> (ø)
storage-inmemory-rhel8-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.18% <0.00%> (+<0.01%) ⬆️
storage-inmemory-rhel8-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.82% <0.00%> (+<0.01%) ⬆️
test-macos-arm64-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.14% <0.00%> (+<0.01%) ⬆️
test-macos-arm64-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.09% <50.00%> (-0.01%) ⬇️
test-macos-arm64-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.51% <50.00%> (+<0.01%) ⬆️
test-macos-arm64-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.78% <0.00%> (-0.01%) ⬇️
test-macos-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.14% <0.00%> (-0.02%) ⬇️
test-macos-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.10% <50.00%> (-0.01%) ⬇️
test-macos-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.50% <50.00%> (-0.01%) ⬇️
test-macos-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.78% <0.00%> (ø)
test-numpy-macos-arm64-test-numpy-python3.14-python3.14-cov 32.27% <0.00%> (-0.02%) ⬇️
test-numpy-macos-test-numpy-python3.14-python3.14-cov 32.28% <0.00%> (-0.01%) ⬇️
test-numpy-rhel8-test-numpy-python3.14-python3.14-cov 32.27% <0.00%> (-0.01%) ⬇️
test-numpy-win32-test-numpy-python3.14-python3.14-cov 32.23% <0.00%> (ø)
test-numpy-win64-test-numpy-python3.14-python3.14-cov 32.25% <0.00%> (ø)
test-win32-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.02% <0.00%> (+0.01%) ⬆️
test-win32-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.04% <50.00%> (-0.01%) ⬇️
test-win32-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.44% <50.00%> (+<0.01%) ⬆️
test-win32-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.65% <0.00%> (ø)
test-win64-test-standard-latest-python3.11-async-noauth-nossl-standalone-cov 55.02% <0.00%> (+0.01%) ⬆️
test-win64-test-standard-latest-python3.12-async-noauth-ssl-replica-set-cov 57.04% <50.00%> (-0.01%) ⬇️
test-win64-test-standard-latest-python3.13-async-auth-ssl-sharded-cluster-cov 56.44% <50.00%> (+<0.01%) ⬆️
test-win64-test-standard-latest-python3.14-async-noauth-nossl-standalone-cov 54.65% <0.00%> (-0.01%) ⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment

Labels

None yet

Projects

None yet

Development

Successfully merging this pull request may close these issues.

2 participants

Comments