增加hdfs代码注释

2024-03-24 18:49:13 +08:00 · 2024-03-24 18:49:13 +08:00 · 8677cbd3e0
commit 8677cbd3e0
parent b0e5465244
1 changed files with 1 additions and 0 deletions
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/qjournal/protocol/QJournalProtocol.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/qjournal/protocol/QJournalProtocol.java
@ -104,6 +104,7 @@ public void journal(RequestInfo reqInfo,
  
  /**
   * Start writing to a new log segment on the JournalNode.
+   * NameNode 发送命令让 JournalNode 开启一个新的日志段 LogSegment
   * Before calling this, one should finalize the previous segment
   * using {@link #finalizeLogSegment(RequestInfo, long, long)}.
   *