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Fix shreds-to-hours/days estimations (#19477) (#19503)

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(cherry picked from commit a3bef2e537)

Co-authored-by: Tyera Eulberg <teulberg@gmail.com>
This commit is contained in:
mergify[bot]
2021-08-30 22:34:13 +00:00
committed by GitHub
parent 1c6cac2054
commit 744a69f818
1 changed files with 2 additions and 2 deletions
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4
core/src/ledger_cleanup_service.rs
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@ -15,8 +15,8 @@ use std::time::Duration;
// - To try and keep the RocksDB size under 400GB: // - To try and keep the RocksDB size under 400GB:
// Seeing about 1600b/shred, using 2000b/shred for margin, so 200m shreds can be stored in 400gb. // Seeing about 1600b/shred, using 2000b/shred for margin, so 200m shreds can be stored in 400gb.
// at 5k shreds/slot at 50k tps, this is 500k slots (~5 hours). // at 5k shreds/slot at 50k tps, this is 40k slots (~4.4 hours).
// At idle, 60 shreds/slot this is about 4m slots (18 days) // At idle, 60 shreds/slot this is about 3.33m slots (~15 days)
// This is chosen to allow enough time for // This is chosen to allow enough time for
// - A validator to download a snapshot from a peer and boot from it // - A validator to download a snapshot from a peer and boot from it
// - To make sure that if a validator needs to reboot from its own snapshot, it has enough slots locally // - To make sure that if a validator needs to reboot from its own snapshot, it has enough slots locally