[HDDS-11384] [Snapshot] The new snapshot could not be found after renaming the old snapshot

• Type: Bug
• Status: Reopened
• Priority: Major
• Resolution: Unresolved
• Component/s: Snapshot
• Labels: ozone-snapshot
• Assignee: Unassigned
• Reporter: Karn Kumar Singh
• Created: 29/Aug/24 06:08
• Updated: 29/Aug/24 09:27

Description

Repro step: 

1. Create a snapshot.
2. Rename the snapshot.
3. List the snapshot.

Log: 

# ozone fs -ls ofs://ozone1/test1724878439/bucket-volume-key-cli-1724878439/.snapshot
Found 1 items
drwxrwxrwx   - hrt_qa hrt_qa     215754 2024-08-28 20:54 ofs://ozone1/test1724878439/bucket-volume-key-cli-1724878439/.snapshot/new-fs-snapshot-1724878491
# ozone fs -ls -R ofs://ozone1/test1724878439/bucket-volume-key-cli-1724878439/.snapshot/new-fs-snapshot-1724878491
ls: Snapshot '/test1724878439/bucket-volume-key-cli-1724878439/fs-snapshot-1724878439' is not found. 

I also tried copying data from the snapshot to the bucket but got the KEY_NOT_FOUND error.

 

# ozone fs -ls -R ofs://ozone1/test1724878439/bucket-volume-key-cli-1724878439/.snapshot
drwxrwxrwx   - hrt_qa hrt_qa     215754 2024-08-28 20:54 ofs://ozone1/test1724878439/bucket-volume-key-cli-1724878439/.snapshot/new-fs-snapshot-1724878491
drwxrwxrwx   - hrt_qa hdfs            0 2024-08-28 20:54 ofs://ozone1/test1724878439/bucket-volume-key-cli-1724878439/.snapshot/new-fs-snapshot-1724878491/hwqe
drwxrwxrwx   - hrt_qa hdfs            0 2024-08-28 20:54 ofs://ozone1/test1724878439/bucket-volume-key-cli-1724878439/.snapshot/new-fs-snapshot-1724878491/hwqe/hadoopqe
drwxrwxrwx   - hrt_qa hdfs            0 2024-08-28 20:54 ofs://ozone1/test1724878439/bucket-volume-key-cli-1724878439/.snapshot/new-fs-snapshot-1724878491/hwqe/hadoopqe/tests
drwxrwxrwx   - hrt_qa hdfs            0 2024-08-28 20:54 ofs://ozone1/test1724878439/bucket-volume-key-cli-1724878439/.snapshot/new-fs-snapshot-1724878491/hwqe/hadoopqe/tests/resources
drwxrwxrwx   - hrt_qa hdfs            0 2024-08-28 20:54 ofs://ozone1/test1724878439/bucket-volume-key-cli-1724878439/.snapshot/new-fs-snapshot-1724878491/hwqe/hadoopqe/tests/resources/wordcount_input
-rw-rw-rw-   3 hrt_qa hdfs       215754 2024-08-28 20:54 ofs://ozone1/test1724878439/bucket-volume-key-cli-1724878439/.snapshot/new-fs-snapshot-1724878491/hwqe/hadoopqe/tests/resources/wordcount_input/wordcount_input.txt
# ozone fs -cp ofs://ozone1/test1724878439/bucket-volume-key-cli-1724878439/.snapshot/new-fs-snapshot-1724878491/hwqe/hadoopqe/tests/resources/wordcount_input/wordcount_input.txt ofs://ozone1/test1724878439/bucket-volume-key-cli-1724878439
cp: KEY_NOT_FOUND: Snapshot '/test1724878439/bucket-volume-key-cli-1724878439/fs-snapshot-1724878439' is not found.