Openstack-swift object auditor
swift-object-auditor [CONFIG] [-h|--help] [-v|--verbose] [-o|--once] [-z|--zero_byte_fps]
The object auditor crawls the local object system checking the integrity of objects. If corruption is found (in the case of bit rot, for example), the file is quarantined, and replication will replace the bad file from another replica.
The options are as follows:
More in depth documentation in regards to swift-object-auditor and also about Openstack-Swift as a whole can be found at http://swift.openstack.org/index.html