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Improve freezer DB efficiency with periodic restore points (#649)

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* Draft of checkpoint freezer DB

* Fix bugs

* Adjust root iterators for checkpoint database

* Fix freezer state lookups with no slot hint

* Fix split comment

* Use "restore point" to refer to frozen states

* Resolve some FIXMEs

* Configurable slots per restore point

* Document new freezer DB functions

* Fix up StoreConfig

* Fix new test for merge

* Document SPRP default CLI flag, clarify tests
This commit is contained in:
Michael Sproul
2019-12-06 14:29:06 +11:00
committed by Paul Hauner
parent 5a765396b7
commit d0319320ce
13 changed files with 587 additions and 91 deletions
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8
beacon_node/src/config.rs
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@@ -233,7 +233,13 @@ pub fn get_configs<E: EthSpec>(
};
if let Some(freezer_dir) = cli_args.value_of("freezer-dir") {
client_config.freezer_db_path = Some(PathBuf::from(freezer_dir));
client_config.store.freezer_db_path = Some(PathBuf::from(freezer_dir));
}
if let Some(slots_per_restore_point) = cli_args.value_of("slots-per-restore-point") {
client_config.store.slots_per_restore_point = slots_per_restore_point
.parse()
.map_err(|_| "slots-per-restore-point is not a valid integer".to_string())?;
}
if eth2_config.spec_constants != client_config.spec_constants {