samperson1997 commented on a change in pull request #1384:
URL: https://github.com/apache/incubator-iotdb/pull/1384#discussion_r442063302
##########
File path: server/src/main/java/org/apache/iotdb/db/metadata/MLogWriter.java
##########
@@ -158,17 +149,23 @@ public static void upgradeMLog(String schemaDir, String
logFileName) throws IOEx
writer.write(buf.toString());
writer.newLine();
writer.flush();
-
}
}
// upgrade finished, delete old mlog file
if (!logFile.delete()) {
throw new IOException("Deleting " + logFile + "failed.");
}
-
+
// rename tmpLogFile to mlog
FSFactoryProducer.getFSFactory().moveFile(tmpLogFile, logFile);
}
-
+
+ private int newLine() throws IOException {
+ writer.newLine();
+ writer.flush();
+
+ // Every MTREE_SNAPSHOT_INTERVAL lines, create a checkpoint and save the
MTree as a snapshot
+ return lineNumber++;
Review comment:
Fixed
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