support switching disk

[tabokie]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 92.04545% with 14 lines in your changes missing coverage. Please review.

Project coverage is 97.84%. Comparing base (2c76690) to head (e1532e2).
Report is 27 commits behind head on master.

Files with missing lines	Patch %	Lines
src/write_barrier.rs	74.46%	12 Missing ⚠️
src/engine.rs	90.00%	1 Missing ⚠️
src/file_pipe_log/pipe.rs	96.15%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #318      +/-   ##
==========================================
- Coverage   97.88%   97.84%   -0.04%     
==========================================
  Files          31       31              
  Lines       12268    12422     +154     
==========================================
+ Hits        12008    12154     +146     
- Misses        260      268       +8     

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[ti-chi-bot]

@tabokie: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
rust-nightly	e1532e2	link	true	/test rust-nightly

Full PR test history. Your PR dashboard.

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