dshulyak

Cache docker images and sources Travis CI

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https://docs.travis-ci.com/user/caching/ - [x] Kubernetes + dind sources - [ ] Docker images for dind cluster

miner: use atxsdata to generate activeset and persist it

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related: https://github.com/spacemeshos/go-spacemesh/issues/5192 https://github.com/spacemeshos/go-spacemesh/issues/5106 this change removes lru cache from miner module. instead it uses atxsdata, that stores atx header in a more compact way. beside that it generates atx grades...

remove database access from hare when selecting proposals

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 preround latency should be about the rest rounds value, maybe slightly more but x3. preround is blue on the grafana screenshot above. major contributing factor to increased latency is...

tortoise: revert counted ballots and atxs after learning that identity is malicious

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this behavior was learned in https://github.com/spacemeshos/go-spacemesh/pull/4571 assume equal partition that lasts for long period of time, atleast one epoch. during this time equivocator submits distinct atxs and ballots on both...

fetcher: provide api to fetch objects without validating if they are available in db

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existing api always tries to lookup if object exists in the database, this is both inefficient and not robust. as an example ballot validation  in fact all this objects...

consider adding index by coinbase for atxs

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see related pr https://github.com/spacemeshos/go-spacemesh/pull/5566 we lack an index by coinbase for fast filtering atxs by it, hence queries that want to use such filter will have to do sequential scan....

sqlite connection is taken from the pool for the duration of the database request, e.g if we read a collection it will take a connection for the whole duration. as...

generate activeset from first non-empty block eagerly

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there are two subscribers for activeset from first block in the epoch. - hare oracle - tortoise will fallback to it, if node wasn't online during previous epoch. only online...

in the implementation both tortoise and atxsdata module keep collection of atxs in memory. notably tortoise keeps less fields (weight, height and a boolean for malfeasance), but it is redundant...