Improve compaction logs to make compaction plans trackable

[soothing-rain]

/kind improvement

Signed-off-by: Yuchen Gao yuchen.gao@zilliz.com

[mergify]

@soothing-rain E2e jenkins job failed, comment /run-cpu-e2e can trigger the job again.

[mergify]

@soothing-rain ut workflow job failed, comment rerun ut can trigger the job again.

[codecov]

Codecov Report

Merging #20490 (c1f24a2) into master (663bdf3) will decrease coverage by 0.02%.
The diff coverage is 39.13%.

@@            Coverage Diff             @@
##           master   #20490      +/-   ##
==========================================
- Coverage   81.30%   81.27%   -0.03%     
==========================================
  Files         765      765              
  Lines       93575    93610      +35     
==========================================
+ Hits        76077    76086       +9     
- Misses      14434    14457      +23     
- Partials     3064     3067       +3     

Impacted Files	Coverage Δ
internal/datacoord/compaction.go	88.93% <0.00%> (-1.04%)	⬇️
internal/datacoord/compaction_trigger.go	83.39% <41.86%> (-2.65%)	⬇️
internal/indexnode/taskinfo_ops.go	82.08% <0.00%> (-8.96%)	⬇️
internal/kv/rocksdb/RocksIterator.go	72.09% <0.00%> (-6.98%)	⬇️
internal/querycoordv2/job/scheduler.go	88.54% <0.00%> (-6.25%)	⬇️
internal/querycoordv2/observers/target_observer.go	82.97% <0.00%> (-5.32%)	⬇️
internal/indexnode/task_scheduler.go	86.30% <0.00%> (-2.74%)	⬇️
internal/querycoordv2/checkers/segment_checker.go	84.81% <0.00%> (-2.10%)	⬇️
internal/querycoordv2/task/executor.go	73.04% <0.00%> (-1.45%)	⬇️
internal/datacoord/segment_manager.go	87.28% <0.00%> (-1.45%)	⬇️
... and 14 more

[czs007]

/approve
/lgtm

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: czs007, soothing-rain

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