Sergey Chugunov created IGNITE-13190:
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Summary: Core defragmentation functions
Key: IGNITE-13190
URL: https://issues.apache.org/jira/browse/IGNITE-13190
Project: Ignite
Issue Type: Sub-task
Reporter: Sergey Chugunov
The following set of functions covering defragmentation happy-case needed:
* Initialization of defragmentation manager when node is started in
maintenance mode.
* Information about partition files is gathered by defrag mgr.
* For each partition file corresponding file of defragmented partition is
created and initialized.
* Keys are transferred from old partitions to new partitions.
* Checkpointer is aware of new partition files and flushes defragmented memory
to new partition files.
No fault-tolerance code nor index defragmentation mappings are needed in this
task.
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