Backport PR #2408 on branch 0.12.x (fix: benchmark timeout for too much outer joins on concat)

[meeseeksmachine]

Backport PR #2408: fix: benchmark timeout for too much outer joins on concat

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 84.80%. Comparing base (481e197) to head (2f47b5f).
⚠️ Report is 1 commits behind head on 0.12.x.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##           0.12.x    #2409   +/-   ##
=======================================
  Coverage   84.80%   84.80%           
=======================================
  Files          46       46           
  Lines        7195     7195           
=======================================
  Hits         6102     6102           
  Misses       1093     1093           

[scverse-benchmark]

Benchmark changes

Change	Before [481e197]	After [2f47b5f]	Ratio	Benchmark (Parameter)
-	2	1.5	0.75	readwrite.H5ADWriteSuite.track_peakmem_write_full('pbmc3k')

Comparison: https://github.com/scverse/anndata/compare/481e1977c504b641ad72cde2e16c15b34f9f4815..2f47b5f94748eaa7dee1757e24e6e4bffc785707
Last changed: Wed, 22 Apr 2026 19:51:10 +0000

More details: https://github.com/scverse/anndata/pull/2409/checks?check_run_id=72560778566