update client-c to disable grpc client keepalive

[windtalker]

Signed-off-by: xufei [email protected]

What problem does this PR solve?

Issue Number: close #4192, close #4662

Problem Summary:

TiFlash will randomly meet keepalive watchdog fired error.

What is changed and how it works?

The root cause is the current used grpc version has a bug, and it is unavoidable to hit the keepalive timeout error under our current keepalive strategy. Keepalive is introduced in #3649 in order to fix #3615, but the root cause of #3615 is the client reconnection strategy, the related tests can pass even without keepalive, so this pr disable the grpc client keepalive.

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No code

Side effects

• Performance regression: Consumes more CPU
• Performance regression: Consumes more Memory
• Breaking backward compatibility

Documentation

• Affects user behaviors
• Contains syntax changes
• Contains variable changes
• Contains experimental features
• Changes MySQL compatibility

Release note

Fix bug that TiFlash query will meet keepalive timeout error randomly.

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• bestwoody
• fzhedu

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[bestwoody]

lgtm

[fzhedu]

LGTM

[windtalker]

/merge

[ti-chi-bot]

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/run-all-tests

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[ti-chi-bot]

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

Commit hash: b0d68f7

[JaySon-Huang]

The root cause is the current used grpc version has a bug, and it is unavoidable to hit the keepalive timeout error under our current keepalive strategy.

Do we plan to upgrade our grpc version?

[windtalker]

The root cause is the current used grpc version has a bug, and it is unavoidable to hit the keepalive timeout error under our current keepalive strategy.

Do we plan to upgrade our grpc version?

Yes, I think so.

[windtalker]

/run-integration-test

[sre-bot]

Coverage for changed files

no c/c++ source change detected

Coverage summary

Functions  MissedFunctions  Executed  Lines   MissedLines  Cover
17025      9512             44.13%    191972  96460        49.75%

full coverage report (for internal network access only)

[ti-chi-bot]

In response to a cherrypick label: failed to apply #4655 on top of branch "release-5.3":

[failed to git add conflicting files: exit status 128, failed to git commit: exit status 128]

[ti-chi-bot]

In response to a cherrypick label: failed to apply #4655 on top of branch "release-5.4":

[failed to git add conflicting files: exit status 128, failed to git commit: exit status 128]

[ti-chi-bot]

In response to a cherrypick label: failed to apply #4655 on top of branch "release-6.0":

[failed to git add conflicting files: exit status 128, failed to git commit: exit status 128]

[ti-chi-bot]

In response to a cherrypick label: failed to apply #4655 on top of branch "release-5.0":

[failed to git add conflicting files: exit status 128, failed to git commit: exit status 128]

[ti-chi-bot]

In response to a cherrypick label: failed to apply #4655 on top of branch "release-5.1":

[failed to git add conflicting files: exit status 128, failed to git commit: exit status 128]

[ti-chi-bot]

In response to a cherrypick label: failed to apply #4655 on top of branch "release-5.2":

[failed to git add conflicting files: exit status 128, failed to git commit: exit status 128]

[sre-bot]

Coverage for changed files

no c/c++ source change detected

Coverage summary

Functions  MissedFunctions  Executed  Lines   MissedLines  Cover
17025      9512             44.13%    191972  96445        49.76%

full coverage report (for internal network access only)