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HDDS-14671. Remove healthy_readonly state from SCM #9836

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Merged
sodonnel merged 17 commits into from
Mar 4, 2026
+81 −586
Merged

HDDS-14671. Remove healthy_readonly state from SCM #9836

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0972890
Initial changes
Feb 25, 2026
1e648ac
Fix PMD
Feb 25, 2026
8320bc1
Fix javadoc compile
Feb 25, 2026
d37d427
Fix failing NodeManager tests related to closing pipelines and pipeli…
Feb 25, 2026
0470b3c
Fix PMD ... again
Feb 25, 2026
7c101e3
and fix checkstyle
Feb 25, 2026
b2a68db
Additional occurrences of readonly removed
Feb 26, 2026
35f52c4
Address review comments
Feb 26, 2026
37cdd2a
Fix PMD
Feb 26, 2026
904ab5a
Merge branch 'HDDS-14496-zdu' into HDDS-14671-healthy-readonly
Mar 3, 2026
4c76919
Remove the LAYOUT_MISMATCH, LAYOUT_MATCH events which are no longer …
Mar 3, 2026
782821b
nit: assertion arg order
Mar 3, 2026
8d4e555
Stale comments in test code
Mar 3, 2026
bb045d5
Fix pmd
Mar 3, 2026
f9577cf
Fix more PMD
Mar 3, 2026
61260eb
Fix javadoc
Mar 3, 2026
c9d953d
Remove synchronize
Mar 4, 2026
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2 changes: 1 addition & 1 deletion hadoop-hdds/interface-client/src/main/proto/hdds.proto
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Original file line number Diff line number Diff line change
Expand Up @@ -180,7 +180,7 @@ enum NodeState {
HEALTHY = 1;
STALE = 2;
DEAD = 3;
HEALTHY_READONLY = 6;
HEALTHY_READONLY = 6; // (deprecated)
}

enum NodeOperationalState {
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12 changes: 1 addition & 11 deletions hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/events/SCMEvents.java
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Original file line number Diff line number Diff line change
Expand Up @@ -191,17 +191,7 @@ public final class SCMEvents {
* state to healthy state.
*/
public static final TypedEvent<DatanodeDetails>
HEALTHY_READONLY_TO_HEALTHY_NODE =
new TypedEvent<>(DatanodeDetails.class,
"HEALTHY_READONLY_TO_HEALTHY_NODE");

/**
* This event will be triggered whenever a datanode is moved to a
* healthy-readonly state.
*/
public static final TypedEvent<DatanodeDetails>
HEALTHY_READONLY_NODE =
new TypedEvent<>(DatanodeDetails.class, "HEALTHY_READONLY_NODE");
UNHEALTHY_TO_HEALTHY_NODE = new TypedEvent<>(DatanodeDetails.class, "UNHEALTHY_TO_HEALTHY_NODE");

/**
* This event will be triggered by CommandStatusReportHandler whenever a
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110 changes: 0 additions & 110 deletions .../server-scm/src/main/java/org/apache/hadoop/hdds/scm/node/HealthyReadOnlyNodeHandler.java
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