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Use copied head state for metrics reporting (#11933)

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* Use copied head state

* Move metrics to the end

---------

Co-authored-by: Raul Jordan <raul@prysmaticlabs.com>
Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>
This commit is contained in:
terencechain 2023-01-31 02:07:27 -08:00 committed by GitHub
parent 67a9701e06
commit 39114e6817
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 10 additions and 9 deletions
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19
beacon-chain/blockchain/process_block.go
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@ -494,6 +494,7 @@ func (s *Service) handleEpochBoundary(ctx context.Context, postState state.Beaco
ctx, span := trace.StartSpan(ctx, "blockChain.handleEpochBoundary")
defer span.End()
var err error
if postState.Slot()+1 == s.nextEpochBoundarySlot {
copied := postState.Copy()
copied, err := transition.ProcessSlots(ctx, copied, copied.Slot()+1)
@ -508,27 +509,27 @@ func (s *Service) handleEpochBoundary(ctx context.Context, postState state.Beaco
return err
}
} else if postState.Slot() >= s.nextEpochBoundarySlot {
s.headLock.RLock()
st := s.head.state
s.headLock.RUnlock()
if err := reportEpochMetrics(ctx, postState, st); err != nil {
return err
}
var err error
s.nextEpochBoundarySlot, err = slots.EpochStart(coreTime.NextEpoch(postState))
if err != nil {
return err
}
// Update caches at epoch boundary slot.
// The following updates have short cut to return nil cheaply if fulfilled during boundary slot - 1.
// The following updates have shortcut to return nil cheaply if fulfilled during boundary slot - 1.
if err := helpers.UpdateCommitteeCache(ctx, postState, coreTime.CurrentEpoch(postState)); err != nil {
return err
}
if err := helpers.UpdateProposerIndicesInCache(ctx, postState); err != nil {
return err
}
headSt, err := s.HeadState(ctx)
if err != nil {
return err
}
if err := reportEpochMetrics(ctx, postState, headSt); err != nil {
return err
}
}
return nil