fix(s3stream/wal): check whether the file system supports direct IO

[Chillax-0v0]

No description provided.

[codecov]

Codecov Report

Merging #808 (ce05ea8) into main (54188ec) will decrease coverage by 0.80%.
Report is 6 commits behind head on main.
The diff coverage is n/a.

Additional details and impacted files

@@             Coverage Diff              @@
##               main     #808      +/-   ##
============================================
- Coverage     56.15%   55.35%   -0.80%     
  Complexity     1229     1229              
============================================
  Files           132      132              
  Lines          8325     8447     +122     
  Branches        765      773       +8     
============================================
+ Hits           4675     4676       +1     
- Misses         3244     3366     +122     
+ Partials        406      405       -1     

Components	Coverage Δ
RocketMQ Broker	∅ <ø> (∅)
RocketMQ Common	5.80% <ø> (ø)
RocketMQ Controller	55.13% <ø> (ø)
RocketMQ Proxy	36.89% <ø> (-2.54%)	⬇️
RocketMQ Store	74.34% <ø> (+0.04%)	⬆️
RocketMQ Stream	∅ <ø> (∅)
RocketMQ Metadata	35.44% <ø> (ø)

see 5 files with indirect coverage changes

[Chillax-0v0]

FIXME: No need to check whether the file system supports direct IO when writing to block devices.