pkuwm commented on a change in pull request #809: Add system property options
to config auto compression
URL: https://github.com/apache/helix/pull/809#discussion_r385472372
##########
File path:
zookeeper-api/src/main/java/org/apache/helix/zookeeper/datamodel/serializer/ZNRecordStreamingSerializer.java
##########
@@ -154,20 +155,31 @@ private static int getListFieldBound(ZNRecord record) {
g.close();
serializedBytes = baos.toByteArray();
// apply compression if needed
- if (record.getBooleanField("enableCompression", false) ||
serializedBytes.length > ZNRecord.SIZE_LIMIT) {
+ if (ZNRecordUtil.shouldCompress(record, serializedBytes.length)) {
serializedBytes = GZipCompressionUtil.compress(serializedBytes);
}
} catch (Exception e) {
- LOG.error("Exception during data serialization. Will not write to zk.
Data (first 1k): "
- + new String(baos.toByteArray()).substring(0, 1024), e);
+ if (serializedBytes.length == 0 ||
GZipCompressionUtil.isCompressed(serializedBytes)) {
+ serializedBytes = baos.toByteArray();
+ }
+ int firstBytesLength = Math.min(serializedBytes.length, 1024);
+ // TODO: remove logging first N bytes of data to reduce log size.
+ LOG.error("Exception during data serialization. Will not write to zk."
+ + " The first {} bytes of data: {}", firstBytesLength,
+ new String(serializedBytes, 0, firstBytesLength), e);
throw new ZkClientException(e);
}
// check size
- if (serializedBytes.length > ZNRecord.SIZE_LIMIT) {
- LOG.error("Data size larger than 1M, ZNRecord.id: " + record.getId()
- + ". Will not write to zk. Data (first 1k): "
- + new String(serializedBytes).substring(0, 1024));
- throw new ZkClientException("Data size larger than 1M, ZNRecord.id: " +
record.getId());
+ int compressThreshold = ZNRecordUtil.getCompressThreshold();
+ if (serializedBytes.length > compressThreshold) {
+ int firstBytesLength = Math.min(serializedBytes.length, 1024);
+ // TODO: remove logging first N bytes of data to reduce log size.
+ LOG.error("Data size: {} is greater than {} bytes, ZNRecord.id: {}."
+ + " Data will not be written to Zookeeper. The first {} bytes of
data: {}",
+ serializedBytes.length, compressThreshold, record.getId(),
firstBytesLength,
+ new String(serializedBytes, 0, firstBytesLength));
+ throw new ZkClientException("Data size: " + serializedBytes.length + "
is greater than "
+ + compressThreshold + " bytes, ZNRecord.id: " + record.getId());
Review comment:
Same with above reply.
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