英語 での Ledger history の使用例とその 日本語 への翻訳
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Final results are an immutable part of the ledger history.
The rippled server stores ledger history in its ledger store.
Note also this example indicates a gap in ledger history.
The first two weeks or so of ledger history was lost due to a bug in the server at the time.
If configured to do so,the server eventually retrieves that part of the ledger history.
To configure your rippled to store shards of ledger history, complete the following steps:.
This new validated ledger version andthe ones that preceded it form the ledger history.
This provides a known state, with none of the ledger history from the production XRP Ledger. .
If gaps in your ledger history persist for more than a few hours, you may not be connected to any peers who have the missing data.
Normally, a rippled server downloads recent ledger history from its peers.
If configured to do so, the server also backfills ledger history up to a configured amount, which must be equal to or less than the cutoff beyond which online deletion is configured to delete.
The following diagram shows the relationship between online_delete and ledger_history settings:.
(This loss represents approximately the first week of ledger history.) Thus,ledger 32570 is the earliest ledger available anywhere.
The set of transactions included in a ledger instance are recorded in that ledger andallow auditability of the XRP Ledger history.
However, it could also occur when a rippledinstance does not have a complete ledger history, or if the transaction has not yet propagated to the rippled instance.
If you want to contribute to storing the history of the XRP Ledger network without storing the full history, you can configure history sharding to store randomly-selected chunks of ledger history instead.
If you run a validator andwant to contribute to storing XRP Ledger history, Ripple recommends you run a separate rippled server with history sharding enabled.
These servers, which require significantly more disk space than other tracking servers,collect all available XRP Ledger history and do not use online deletion.
This is not strictly a problem, but if you want to acquire ledger history faster, you can configure rippled to connect to peers with full history by adding or editing the[ips_fixed] config stanza and restarting the server.
A shard store does not replace a ledger store,but implements a reliable path towards distributed ledger history across the XRP Ledger Network.
If your server does not have continuous ledger history from when the transaction was originally submitted up to and including the ledger identified by LastLedgerSequence, you may not know the final outcome of the transaction.
The default is true, which checks that the shard in the archive contains all the data objects for the shard andthe shard is part of the ledger history of the current validated ledger. .
Caution: If you run rippled with online_delete disabled, then later enable online_delete and restart the server,the server disregards but does not delete existing ledger history that your server already downloaded while online_delete was disabled.
The earliest availableledger version in the production XRP Ledger's history is ledger index 32570.