ashishkumar50 commented on code in PR #4655:
URL: https://github.com/apache/ozone/pull/4655#discussion_r1221766204
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hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/KeyValueHandler.java:
##########
@@ -1298,64 +1298,21 @@ private void deleteInternal(Container container,
boolean force)
// If the container is not empty, it should not be deleted unless the
// container is being forcefully deleted (which happens when
// container is unhealthy or over-replicated).
- if (container.getContainerData().getBlockCount() != 0) {
- metrics.incContainerDeleteFailedBlockCountNotZero();
+ if (container.hasBlocks()) {
+ metrics.incContainerDeleteFailedNonEmpty();
LOG.error("Received container deletion command for container {} but"
+
" the container is not empty with blockCount {}",
container.getContainerData().getContainerID(),
container.getContainerData().getBlockCount());
+ // blocks table for future debugging.
+ // List blocks
+ logBlocksIfNonZero(container);
+ // Log chunks
+ logBlocksFoundOnDisk(container);
throw new StorageContainerException("Non-force deletion of " +
"non-empty container is not allowed.",
DELETE_ON_NON_EMPTY_CONTAINER);
}
-
- // This is a defensive check to make sure there is no data loss if
- // 1. There are one or more blocks on the filesystem
- // 2. There are one or more blocks in the block table
- // This can lead to false positives as
- // 1. Chunks written to disk that did not get recorded in RocksDB can
- // occur due to failures during write
- // 2. Blocks that were deleted from blocks table but the deletion of
- // the underlying file could not be completed
- // 3. Failures between files being deleted from disk but not being
- // cleaned up.
- // 4. Bugs in the code.
- // Blocks stored on disk represent data written by a client and should
- // be treated with care at the expense of creating artifacts on disk
- // that might be unreferenced.
- // https://issues.apache.org/jira/browse/HDDS-8138 will move the
- // implementation to only depend on consistency of the chunks folder
-
- // First check if any files are in the chunks folder. If there are
- // to help with debugging also dump the blocks table data.
- if (checkIfNoBlockFiles) {
Review Comment:
Removed, Thanks.
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