[vcr-2.0] Remove redundant TTL-updates

linkedin / ambry

Distributed object store

https://github.com/linkedin/ambry/wiki

Apache License 2.0

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[vcr-2.0] Remove redundant TTL-updates #2834

Closed snalli closed 1 month ago

snalli commented 1 month ago

The replication code performs a TTL-update on a permanent blob. This might be ok for disks but costs at least 1 network call to Azure. So just get rid of it.

Add some cache related stats info
Remove logs that flood vcr.log
Remove unused code and variables