pvary commented on a change in pull request #1873:
URL: https://github.com/apache/iceberg/pull/1873#discussion_r535925641
##########
File path:
hive-metastore/src/main/java/org/apache/iceberg/hive/HiveTableOperations.java
##########
@@ -70,21 +72,38 @@
public class HiveTableOperations extends BaseMetastoreTableOperations {
private static final Logger LOG =
LoggerFactory.getLogger(HiveTableOperations.class);
- private static final String HIVE_ACQUIRE_LOCK_STATE_TIMEOUT_MS =
"iceberg.hive.lock-timeout-ms";
- private static final long HIVE_ACQUIRE_LOCK_STATE_TIMEOUT_MS_DEFAULT = 3 *
60 * 1000; // 3 minutes
+ private static final String HIVE_ACQUIRE_LOCK_TIMEOUT_MS =
"iceberg.hive.lock-timeout-ms";
+ private static final String HIVE_LOCK_CHECK_MIN_WAIT_MS =
"iceberg.hive.lock-check-min-wait-ms";
+ private static final String HIVE_LOCK_CHECK_MAX_WAIT_MS =
"iceberg.hive.lock-check-max-wait-ms";
+ private static final String HIVE_LOCK_CHECK_BACKOFF_SCALE_FACTOR =
"iceberg.hive.lock-check-backoff-scale-factor";
+ private static final long HIVE_ACQUIRE_LOCK_TIMEOUT_MS_DEFAULT = 3 * 60 *
1000; // 3 minutes
+ private static final long HIVE_LOCK_CHECK_MIN_WAIT_MS_DEFAULT = 50; // 50
milliseconds
+ private static final long HIVE_LOCK_CHECK_MAX_WAIT_MS_DEFAULT = 5 * 1000; //
5 seconds
Review comment:
Might worth to mention in the documentation, or somewhere that this
should be smaller than `hive.txn.timeout` or in newer versions
`metastore.txn.timeout` otherwise the locks might be timed out without because
of the lack of heartbeat.
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