*: improve region path

[rleungx]

Signed-off-by: Ryan Leung [email protected]

What problem does this PR solve?

Issue Number: Ref #5586.

What is changed and how does it work?

name           old time/op    new time/op    delta
RegionPath-40     601ns ±25%     213ns ± 5%  -64.51%  (p=0.008 n=5+5)

name           old alloc/op   new alloc/op   delta
RegionPath-40     96.0B ± 0%     48.0B ± 0%  -50.00%  (p=0.008 n=5+5)

name           old allocs/op  new allocs/op  delta
RegionPath-40      4.00 ± 0%      2.00 ± 0%  -50.00%  (p=0.008 n=5+5)

Before:

After:

Check List

Tests

• Unit test

Release note

None

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• JmPotato
• bufferflies

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[codecov]

Codecov Report

Base: 75.66% // Head: 75.72% // Increases project coverage by +0.06% 🎉

Coverage data is based on head (b983009) compared to base (d033fbf).
Patch coverage: 81.25% of modified lines in pull request are covered.

❗ Current head b983009 differs from pull request most recent head 7072371. Consider uploading reports for the commit 7072371 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5636      +/-   ##
==========================================
+ Coverage   75.66%   75.72%   +0.06%     
==========================================
  Files         327      327              
  Lines       32420    32435      +15     
==========================================
+ Hits        24531    24562      +31     
+ Misses       5770     5757      -13     
+ Partials     2119     2116       -3     

Flag	Coverage Δ
unittests	75.72% <81.25%> (+0.06%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
server/storage/endpoint/key_path.go	92.85% <81.25%> (-7.15%)	⬇️
...erver/config/service_middleware_persist_options.go	91.66% <0.00%> (-8.34%)	⬇️
server/storage/kv/etcd_kv.go	79.71% <0.00%> (-5.80%)	⬇️
server/tso/tso.go	69.66% <0.00%> (-3.94%)	⬇️
server/member/member.go	64.21% <0.00%> (-3.16%)	⬇️
server/region_syncer/client.go	84.32% <0.00%> (-0.75%)	⬇️
server/server.go	74.43% <0.00%> (-0.64%)	⬇️
server/cluster/coordinator.go	72.48% <0.00%> (-0.59%)	⬇️
client/base_client.go	82.77% <0.00%> (-0.48%)	⬇️
client/client.go	68.91% <0.00%> (+0.10%)	⬆️
... and 11 more

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[bufferflies]

How about give some benchmark's comparison ?

[JmPotato]

/merge

[ti-chi-bot]

@JmPotato: It seems you want to merge this PR, I will help you trigger all the tests:

/run-all-tests

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[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: 8cb5c97

[rleungx]

/merge

[ti-chi-bot]

@rleungx: It seems you want to merge this PR, I will help you trigger all the tests:

/run-all-tests

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[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: b983009

[ti-chi-bot]

@rleungx: Your PR was out of date, I have automatically updated it for you.

At the same time I will also trigger all tests for you:

/run-all-tests

If the CI test fails, you just re-trigger the test that failed and the bot will merge the PR for you after the CI passes.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the ti-community-infra/tichi repository.