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INC-S3-001Amazon S3Production

New S3 files are not reaching the backup bucket

Uploads succeed in the source bucket, but replication to the second bucket has stopped.

Your mission

Find why new objects are not being replicated.

Replication path

Copy failed

Source bucket

File uploaded

Replication process

Copy started

Destination bucket

File missing

The file is in the source bucket, but not in the destination bucket. Check where the copy process stops.

Regionus-east-1

DifficultyIntermediate

Duration25–30 min

SeverityMedium

Step 1 of 5

20%0 pts

What should you compare first?

The source bucket continues accepting uploads. Older files are present in the backup bucket, but several new files are missing.

Evidence

What the team observed

Source bucket: company-production-assets
Backup bucket: company-assets-backup
Older objects: Replicated successfully
Recent objects: Some are missing

Investigation clue

When only some objects fail, compare a successful object with a failed object before rebuilding the entire replication setup.

What would you do?

Exit