THUMarkLau commented on code in PR #12476:
URL: https://github.com/apache/iotdb/pull/12476#discussion_r1622376756
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iotdb-core/datanode/src/main/java/org/apache/iotdb/db/storageengine/dataregion/wal/allocation/AbstractNodeAllocationStrategy.java:
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@@ -75,6 +76,9 @@ protected IWALNode createWALNode(String identifier, String
folder) {
} catch (FileNotFoundException e) {
logger.error("Fail to create wal node", e);
return WALFakeNode.getFailureInstance(e);
+ } catch (IOException e) {
+ logger.error("Meet exception when creating wal node", e);
+ return WALFakeNode.getFailureInstance(e);
}
Review Comment:
The initializer of WALWriter will write head magic string to the file, so an
IOException will be throw rather than FileNotFoundException.
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