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fix(extractors/solana): more sensible use_archive=auto threshold #2000

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fix(extractors/solana): more sensible use_archive=auto threshold #2000

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8 changes: 5 additions & 3 deletions crates/core/providers-solana/src/client.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -248,8 +248,11 @@ impl BlockStreamer for Client {
// Auto mode: skip archive for recent slots, use it for historical data
match self.main_rpc_client.get_slot(self.metrics.clone()).await {
Ok(current_slot) => {
let threshold = current_slot.saturating_sub(10_000);
let skip_archive = start > threshold;
// The CAR archive is usually 1-2 epochs behind the latest block,
// so a threshold of 3 epochs should be safe.
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@leoyvens leoyvens Mar 20, 2026

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Maybe you want a configuration here in case you need to experiment with it at run time?

let skip_archive = current_slot
.checked_sub(3 * solana_clock::DEFAULT_SLOTS_PER_EPOCH)
.is_some_and(|threshold| start > threshold);

if skip_archive {
tracing::info!(
Expand All @@ -261,7 +264,6 @@ impl BlockStreamer for Client {
tracing::info!(
start_slot = start,
current_slot = current_slot,
threshold,
"Using archive mode (historical slots, use_archive = auto)"
);
}
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