priyeshkaratha commented on code in PR #10105:
URL: https://github.com/apache/ozone/pull/10105#discussion_r3153108701
##########
hadoop-ozone/common/src/main/java/org/apache/hadoop/ozone/om/helpers/QuotaUtil.java:
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@@ -66,6 +66,24 @@ public static long getReplicatedSize(
}
}
+ /**
+ * Calculate the physical bytes stored on a single DataNode for one block.
+ * For RATIS each DN holds a full copy, so the per-replica size equals the
+ * logical block size. For EC each DN holds one chunk per stripe, so the
+ * per-replica size is {@code replicatedSize / requiredNodes}.
+ *
+ * @param dataSize logical (unreplicated) block size in bytes
+ * @param repConfig replication configuration
+ * @return bytes stored on a single DN for this block
+ */
+ public static long getSizePerReplica(long dataSize, ReplicationConfig
repConfig) {
+ int requiredNodes = repConfig.getRequiredNodes();
Review Comment:
Addressed the changes.
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