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Add log for better tracing #2636

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Merged
jixuan1989 merged 4 commits into from
Feb 6, 2021
Merged

Add log for better tracing #2636

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b2ca8e6
add wal log
SilverNarcissus Feb 5, 2021
413a8bc
fix issue
SilverNarcissus Feb 5, 2021
bc3c93c
add memtable flush log
SilverNarcissus Feb 5, 2021
1eb1393
Update SingleFileLogReader.java
jixuan1989 Feb 6, 2021
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6 changes: 4 additions & 2 deletions server/src/main/java/org/apache/iotdb/db/engine/flush/MemTableFlushTask.java
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Original file line number Diff line number Diff line change
Expand Up @@ -85,10 +85,12 @@ public MemTableFlushTask(IMemTable memTable, RestorableTsFileIOWriter writer, St
*/
public void syncFlushMemTable()
throws ExecutionException, InterruptedException {
LOGGER.info("The memTable size of SG {} is {}, the avg series points num in chunk is {} ",
LOGGER.info(
"The memTable size of SG {} is {}, the avg series points num in chunk is {}, total timeseries number is {}",
storageGroup,
memTable.memSize(),
memTable.getTotalPointsNum() / memTable.getSeriesNumber());
memTable.getTotalPointsNum() / memTable.getSeriesNumber(),
memTable.getSeriesNumber());

long estimatedTemporaryMemSize = 0L;
if (config.isEnableMemControl() && SystemInfo.getInstance().isEncodingFasterThanIo()) {
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5 changes: 4 additions & 1 deletion server/src/main/java/org/apache/iotdb/db/writelog/io/SingleFileLogReader.java
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Original file line number Diff line number Diff line change
Expand Up @@ -91,7 +91,9 @@ public boolean hasNext() {
batchLogReader = new BatchLogReader(ByteBuffer.wrap(buffer));
fileCorrupted = fileCorrupted || batchLogReader.isFileCorrupted();
} catch (Exception e) {
logger.error("Cannot read more PhysicalPlans from {} because", filepath, e);
logger.error(
"Cannot read more PhysicalPlans from {}, successfully read index is {}. The reason is",
idx, filepath, e);
fileCorrupted = true;
return false;
}
Expand Down Expand Up @@ -122,6 +124,7 @@ public void close() {
public void open(File logFile) throws FileNotFoundException {
close();
logStream = new DataInputStream(new BufferedInputStream(new FileInputStream(logFile)));
logger.info("open WAL file: {} size is {}", logFile.getName(), logFile.length());
this.filepath = logFile.getPath();
idx = 0;
}
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