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[ISSUE #10015] optimize writeWithoutMmap. add page alignment to avoid read-modify-write#10016

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RongtongJin merged 1 commit intoapache:developapache/rocketmq:developfrom
guyinyou:dev_gyy_optimize_write_without_mmapguyinyou/rocketmq:dev_gyy_optimize_write_without_mmapCopy head branch name to clipboard
Jan 16, 2026
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[ISSUE #10015] optimize writeWithoutMmap. add page alignment to avoid read-modify-write#10016
RongtongJin merged 1 commit intoapache:developapache/rocketmq:developfrom
guyinyou:dev_gyy_optimize_write_without_mmapguyinyou/rocketmq:dev_gyy_optimize_write_without_mmapCopy head branch name to clipboard

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Change-Id: I41ae3b71a4803295c2487cdf8f5e458764b64ebc

Which Issue(s) This PR Fixes

Fixes #10015

Brief Description

How Did You Test This Change?

Change-Id: I41ae3b71a4803295c2487cdf8f5e458764b64ebc
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Codecov Report

❌ Patch coverage is 71.42857% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 48.81%. Comparing base (45fc4e0) to head (ce66238).
⚠️ Report is 1 commits behind head on develop.

Files with missing lines Patch % Lines
...ache/rocketmq/store/logfile/DefaultMappedFile.java 71.42% 1 Missing and 1 partial ⚠️
Additional details and impacted files
@@              Coverage Diff              @@
##             develop   #10016      +/-   ##
=============================================
- Coverage      48.89%   48.81%   -0.08%     
+ Complexity     12811    12777      -34     
=============================================
  Files           1327     1327              
  Lines          96537    96543       +6     
  Branches       12457    12458       +1     
=============================================
- Hits           47201    47127      -74     
- Misses         43582    43641      +59     
- Partials        5754     5775      +21     

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@RongtongJin RongtongJin merged commit ee10411 into apache:develop Jan 16, 2026
11 of 12 checks passed
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[Enhancement] Optimize writeWithoutMmap write performance with page alignment

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