[ISSUE #7478] On startup, if not check crc, not read message body. avoid startup too slow when data is large

[iamgd67]

Which Issue(s) This PR Fixes

Fixes #7478

Brief Description

see issue #7478

How Did You Test This Change?

tens of minuts reduced to about 1 minuts

[codecov-commenter]

Codecov Report

Merging #7479 (cd0ab8d) into develop (f0f15b5) will increase coverage by 0.03%. Report is 1 commits behind head on develop. The diff coverage is 42.85%.

@@              Coverage Diff              @@
##             develop    #7479      +/-   ##
=============================================
+ Coverage      42.93%   42.97%   +0.03%     
- Complexity      9660     9669       +9     
=============================================
  Files           1161     1161              
  Lines          83930    83934       +4     
  Branches       10898    10899       +1     
=============================================
+ Hits           36038    36072      +34     
+ Misses         43410    43389      -21     
+ Partials        4482     4473       -9     

Files	Coverage Δ
...che/rocketmq/acl/plain/PlainPermissionManager.java	77.56% <0.00%> (-0.82%)	:arrow_down:
...main/java/org/apache/rocketmq/store/CommitLog.java	57.85% <50.00%> (-0.03%)	:arrow_down:

... and 20 files with indirect coverage changes

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[iamgd67]

Failed tests seem unrelated.

[onejimmyboy]

If you don't read the message file, will there be other impacts

[iamgd67]

If you don't read the message file, will there be other impacts

if not check CRC, nothing is done to the readed body, so read or not read is the same