CHANGELOG: update links, raft updates

Signed-off-by: Gyuho Lee <leegyuho@amazon.com>

CHANGELOG-3.1.md

@@ -21,6 +21,10 @@ The minimum recommended etcd versions to run in **production** are 3.1.11+, 3.2.
 
 ### Metrics, Monitoring
 
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
+
+Note that any `etcd_debugging_*` metrics are experimental and subject to change.
+
 - Fix bug where [db_compaction_total_duration_milliseconds metric incorrectly measured duration as 0](https://github.com/etcd-io/etcd/pull/10646).
 
 <hr>
@@ -40,7 +44,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.1.19...v3.1.20) an
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.1.12/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -84,7 +88,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.1.18...v3.1.19) an
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.1.12/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -126,7 +130,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.1.17...v3.1.18) an
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.1.12/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -210,7 +214,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.1.13...v3.1.14) an
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.1.12/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -250,7 +254,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.1.12...v3.1.13) an
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.1.12/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 

CHANGELOG-3.2.md

@@ -22,6 +22,10 @@ The minimum recommended etcd versions to run in **production** are 3.1.11+, 3.2.
 
 ### Metrics, Monitoring
 
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
+
+Note that any `etcd_debugging_*` metrics are experimental and subject to change.
+
 - Fix bug where [db_compaction_total_duration_milliseconds metric incorrectly measured duration as 0](https://github.com/etcd-io/etcd/pull/10646).
 
 <hr>
@@ -64,7 +68,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.2.24...v3.2.25) an
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.2.17/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -108,7 +112,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.2.23...v3.2.24) an
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.2.27/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -168,7 +172,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.2.22...v3.2.23) an
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.2.27/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -254,7 +258,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.2.18...v3.2.19) an
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.2.27/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -303,7 +307,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.2.17...v3.2.18) an
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.2.27/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -610,7 +614,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.2.5...v3.2.6) and
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.2.27/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -642,7 +646,7 @@ See [security doc](https://github.com/etcd-io/etcd/blob/master/Documentation/op-
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.2.27/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -761,7 +765,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.2.0...v3.2.1) and
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.2.27/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -804,7 +808,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.1.0...v3.2.0) and
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.2.27/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 

CHANGELOG-3.3.md

@@ -53,7 +53,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.3.12...v3.3.13) an
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.3.12/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -135,7 +135,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.3.9...v3.3.10) and
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.3.12/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -182,7 +182,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.3.8...v3.3.9) and
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.3.12/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -319,7 +319,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.3.3...v3.3.4) and
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.3.12/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -382,7 +382,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.3.2...v3.3.3) and
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.3.12/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
@@ -513,7 +513,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.2.0...v3.3.0) and
 
 ### Metrics, Monitoring
 
-See [List of metrics](https://etcd.io/docs/v3.3.12/metrics/) for all metrics per release.
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
 
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 

CHANGELOG-3.4.md

@@ -188,6 +188,8 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.3.0...v3.4.0) and
 
 ### Metrics, Monitoring
 
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
+
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
 - Add [`etcd_snap_db_fsync_duration_seconds_count`](https://github.com/etcd-io/etcd/pull/9997) Prometheus metric.
@@ -550,6 +552,8 @@ Note: **v3.5 will deprecate `etcd --log-package-levels` flag for `capnslog`**; `
   - `raftpb.ConfChangeV2` allows joint configuration changes but will continue to carry out configuration changes in "one phase" (i.e. without ever entering a joint config) when this is possible.
   - `raftpb.ConfChangeV2` messages initiate configuration changes. They support both the simple "one at a time" membership change protocol and full Joint Consensus allowing for arbitrary changes in membership.
 - Change [`raftpb.ConfState.Nodes` to `raftpb.ConfState.Voters`](https://github.com/etcd-io/etcd/pull/10914).
+- Allow [learners to vote, but still learners do not count in quorum](https://github.com/etcd-io/etcd/pull/10998).
+  - necessary in the situation in which a learner has been promoted (i.e. is now a voter) but has not learned about this yet.
 
 ### Package `wal`
 

CHANGELOG-3.5.md

@@ -44,6 +44,8 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.4.0...v3.5.0) and
 
 ### Metrics, Monitoring
 
+See [List of metrics](https://github.com/etcd-io/etcd/tree/master/Documentation/metrics) for all metrics per release.
+
 Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
 - Deprecated `etcd_debugging_mvcc_db_total_size_in_bytes` Prometheus metric. Use `etcd_mvcc_db_total_size_in_bytes` instead.