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@szetszwo szetszwo requested a review from codings-dan August 31, 2022 15:01
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@szetszwo Thanks for working on this, overall lgtm, just left one comment for reference, thanks!


Timer timer(String name, MetricRegistry.MetricSupplier<Timer> supplier);

Counter counter(String name, MetricRegistry.MetricSupplier<Counter> supplier);
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While I don't find any calls in ratis code, I'm not sure if removing it directly would introduce compatibility issues.

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@codings-dan , thanks for reviewing this.

  • First of all, ratis-metrics is not yet a public API. It is neither in the ratis-server-api module nor in the org.apache.ratis.protocol package.
  • The JIRA is to remove the use Counter. There is no way to make it API compatible (e.g. Changing Counter to LongCounter is already API incompatible). The user applications (e.g. Ozone) using it must update their code.

We may consider NOT merging this to 2.4.0 for now. Once we have finished all the sub tasks in RATIS-1688, we may merge all the changes to branch-2 and require the user applications to update their code.

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  • There is no way to make it API compatible

Got it.

We may consider NOT merging this to 2.4.0 for now

Sure, I also think 2.4.0 doesn't need to include RATIS-1688 related code.

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The change looks good, +1

@codings-dan codings-dan merged commit e0333b4 into apache:master Sep 3, 2022
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szetszwo commented Sep 3, 2022

@codings-dan , thanks a lot for merging this!

symious pushed a commit to symious/ratis that referenced this pull request Mar 10, 2024
RexXiong pushed a commit to apache/celeborn that referenced this pull request May 30, 2024
### What changes were proposed in this pull request?

Bump Ratis version from 2.5.1 to 3.0.1. Address incompatible changes:

- RATIS-589. Eliminate buffer copying in SegmentedRaftLogOutputStream.(apache/ratis#964)
- RATIS-1677. Do not auto format RaftStorage in RECOVER.(apache/ratis#718)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)

### Why are the changes needed?

Bump Ratis version from 2.5.1 to 3.0.1. Ratis has released v3.0.0, v3.0.1, which release note refers to [3.0.0](https://ratis.apache.org/post/3.0.0.html), [3.0.1](https://ratis.apache.org/post/3.0.1.html). The 3.0.x version include new features like pluggable metrics and lease read, etc, some improvements and bugfixes including:

- 3.0.0: Change list of ratis 3.0.0 In total, there are roughly 100 commits diffing from 2.5.1 including:
   - Incompatible Changes
      - RaftStorage Auto-Format
      - RATIS-1677. Do not auto format RaftStorage in RECOVER. (apache/ratis#718)
      - RATIS-1694. Fix the compatibility issue of RATIS-1677. (apache/ratis#731)
      - RATIS-1871. Auto format RaftStorage when there is only one directory configured. (apache/ratis#903)
      - Pluggable Ratis-Metrics (RATIS-1688)
      - RATIS-1689. Remove the use of the thirdparty Gauge. (apache/ratis#728)
      - RATIS-1692. Remove the use of the thirdparty Counter. (apache/ratis#732)
      - RATIS-1693. Remove the use of the thirdparty Timer. (apache/ratis#734)
      - RATIS-1703. Move MetricsReporting and JvmMetrics to impl. (apache/ratis#741)
      - RATIS-1704. Fix SuppressWarnings(“VisibilityModifier”) in RatisMetrics. (apache/ratis#742)
      - RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
      - RATIS-1712. Add a dropwizard 3 implementation of ratis-metrics-api. (apache/ratis#751)
      - RATIS-1391. Update library dropwizard.metrics version to 4.x (apache/ratis#632)
      - RATIS-1601. Use the shaded dropwizard metrics and remove the dependency (apache/ratis#671)
      - Streaming Protocol Change
      - RATIS-1569. Move the asyncRpcApi.sendForward(..) call to the client side. (apache/ratis#635)
   - New Features
      - Leader Lease (RATIS-1864)
      - RATIS-1865. Add leader lease bound ratio configuration (apache/ratis#897)
      - RATIS-1866. Maintain leader lease after AppendEntries (apache/ratis#898)
      - RATIS-1894. Implement ReadOnly based on leader lease (apache/ratis#925)
      - RATIS-1882. Support read-after-write consistency (apache/ratis#913)
      - StateMachine API
      - RATIS-1874. Add notifyLeaderReady function in IStateMachine (apache/ratis#906)
      - RATIS-1897. Make TransactionContext available in DataApi.write(..). (apache/ratis#930)
      - New Configuration Properties
      - RATIS-1862. Add the parameter whether to take Snapshot when stopping to adapt to different services (apache/ratis#896)
      - RATIS-1930. Add a conf for enable/disable majority-add. (apache/ratis#961)
      - RATIS-1918. Introduces parameters that separately control the shutdown of RaftServerProxy by JVMPauseMonitor. (apache/ratis#950)
      - RATIS-1636. Support re-config ratis properties (apache/ratis#800)
      - RATIS-1860. Add ratis-shell cmd to generate a new raft-meta.conf. (apache/ratis#901)
   - Improvements & Bug Fixes
      - Netty
         - RATIS-1898. Netty should use EpollEventLoopGroup by default (apache/ratis#931)
         - RATIS-1899. Use EpollEventLoopGroup for Netty Proxies (apache/ratis#932)
         - RATIS-1921. Shared worker group in WorkerGroupGetter should be closed. (apache/ratis#955)
         - RATIS-1923. Netty: atomic operations require side-effect-free functions. (apache/ratis#956)
      - RaftServer
         - RATIS-1924. Increase the default of raft.server.log.segment.size.max. (apache/ratis#957)
         - RATIS-1892. Unify the lifetime of the RaftServerProxy thread pool (apache/ratis#923)
         - RATIS-1889. NoSuchMethodError: RaftServerMetricsImpl.addNumPendingRequestsGauge apache/ratis#922 (apache/ratis#922)
         - RATIS-761. Handle writeStateMachineData failure in leader. (apache/ratis#927)
         - RATIS-1902. The snapshot index is set incorrectly in InstallSnapshotReplyProto. (apache/ratis#933)
         - RATIS-1912. Fix infinity election when perform membership change. (apache/ratis#954)
         - RATIS-1858. Follower keeps logging first election timeout. (apache/ratis#894)

- 3.0.1:This is a bugfix release. See the [changes between 3.0.0 and 3.0.1](apache/ratis@ratis-3.0.0...ratis-3.0.1) releases.

### Does this PR introduce _any_ user-facing change?

No.

### How was this patch tested?

Cluster manual test.

Closes #2480 from SteNicholas/CELEBORN-1400.

Authored-by: SteNicholas <programgeek@163.com>
Signed-off-by: Shuang <lvshuang.xjs@alibaba-inc.com>
@szetszwo szetszwo deleted the RATIS-1692 branch May 26, 2025 00:17
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