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core: improve snapshot journal recovery (#21594)

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* core/state/snapshot: introduce snapshot journal version

* core: update the disk layer in an atomic way

* core: persist the disk layer generator periodically

* core/state/snapshot: improve logging

* core/state/snapshot: forcibly ensure the legacy snapshot is matched

* core/state/snapshot: add debug logs

* core, tests: fix tests and special recovery case

* core: polish

* core: add more blockchain tests for snapshot recovery

* core/state: fix comment

* core: add recovery flag for snapshot

* core: add restart after start-after-crash tests

* core/rawdb: fix imports

* core: fix tests

* core: remove log

* core/state/snapshot: fix snapshot

* core: avoid callbacks in SetHead

* core: fix setHead cornercase where the threshold root has state

* core: small docs for the test cases

Co-authored-by: Péter Szilágyi <peterke@gmail.com>
This commit is contained in:
gary rong
2020-10-30 03:01:58 +08:00
committed by GitHub
parent 43c278cdf9
commit b63e3c37a6
11 changed files with 1792 additions and 159 deletions
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1
core/state/snapshot/generate.go
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@ -112,6 +112,7 @@ func generateSnapshot(diskdb ethdb.KeyValueStore, triedb *trie.Database, cache i
genAbort: make(chan chan *generatorStats),
}
go base.generate(&generatorStats{wiping: wiper, start: time.Now()})
log.Debug("Start snapshot generation", "root", root)
return base
}