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P2P guide - sentinel updates

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- Add detail for prune/superblock
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thephez 2017-11-28 11:59:01 -05:00
parent 58daafc727
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_includes/devdoc/guide_p2p_network.md
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@ -953,13 +953,16 @@ the future. This will allow the integration between Evolution and Dash Core to
proceed more smoothly and enable new governance object additions with minimal proceed more smoothly and enable new governance object additions with minimal
impact to Dash Core. impact to Dash Core.
Sentinel runs periodically and performs four main tasks as described below:
governance sync, ping, governance object pruning, and superblock management.
The governance object data is stored in a SQLite database.
##### Sentinel Sync ##### Sentinel Sync
Sentinel issues a `gobject list` RPC command and updates its database with the Sentinel issues a `gobject list` RPC command and updates its database with the
results returned from dashd. When objects are removed from the network, they are results returned from dashd. When objects are removed from the network, they are
purged from the Sentinel database. purged from the Sentinel database.
##### Sentinel ping ##### Sentinel Ping
In Dash Core 12.2, use of the `watchdog` governance object type was replaced In Dash Core 12.2, use of the `watchdog` governance object type was replaced
by integrating a sentinel information into the masternode ping (`mnp` message) by integrating a sentinel information into the masternode ping (`mnp` message)
via [Pull Request #1491](https://github.com/dashpay/dash/pull/1491). via [Pull Request #1491](https://github.com/dashpay/dash/pull/1491).
@ -967,7 +970,14 @@ Sentinel calls the `sentinelping` RPC which updates the masternode info to
prevent it from entering a `MASTERNODE_WATCHDOG_EXPIRED` state. prevent it from entering a `MASTERNODE_WATCHDOG_EXPIRED` state.
##### Sentinel Prune ##### Sentinel Prune
Sentinel 1.1.0 introduced proposal pruning which automatically votes to delete
expired proposals following approximately half of a superblock cycle. This delay
period ensures that proposals are not deleted prematurely. Prior to this,
proposals remained in memory unless a sufficient number of masternodes manually
voted to delete them.
##### Sentinel Superblock ##### Sentinel Superblock
Sentinel manages superblock creation, voting, and submission to dashd for
network propagation.
{% endautocrossref %} {% endautocrossref %}