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Sync stopped #4398

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gavofyork opened this issue Dec 16, 2019 · 2 comments · Fixed by #4414
Closed

Sync stopped #4398

gavofyork opened this issue Dec 16, 2019 · 2 comments · Fixed by #4414
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U1-asap No need to stop dead in your tracks, however issue should be addressed as soon as possible.
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I've been running polkadot with just a single peer connection, in part to uncover these bugs.

Full trace (-l sync=trace) attached.

synctrace-dead-1.txt

Related #4367

@gavofyork gavofyork added F0-consensus ☠️ U1-asap No need to stop dead in your tracks, however issue should be addressed as soon as possible. labels Dec 16, 2019
@gavofyork gavofyork added this to the 2.0 milestone Dec 16, 2019
@gavofyork gavofyork assigned arkpar and unassigned arkpar Dec 16, 2019
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@arkpar one to look into.

@gavofyork gavofyork modified the milestones: 2.0, 2.1 Dec 16, 2019
@arkpar arkpar self-assigned this Dec 16, 2019
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arkpar commented Dec 16, 2019

Here it looks like GRANDPA service issues a lot of explicit fork sync requests that interfere with normal sync. The fix would be to prioritize normal sync over downloading old forks.

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