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Update db size estimates for Electra light client data #6823

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tersec merged 2 commits into from
Jan 7, 2025
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Update db size estimates for Electra light client data #6823

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Update db size estimates for Electra light client data
etan-status Jan 7, 2025
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etan-status Jan 7, 2025
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14 changes: 7 additions & 7 deletions beacon_chain/beacon_chain_db_light_client.nim
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
# beacon_chain
# Copyright (c) 2022-2024 Status Research & Development GmbH
# Copyright (c) 2022-2025 Status Research & Development GmbH
# Licensed and distributed under either of
# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
Expand Down Expand Up @@ -28,7 +28,7 @@ logScope: topics = "lcdata"
# - Altair: ~38 KB per `SyncCommitteePeriod` (~1.0 MB per month)
# - Capella: ~221 KB per `SyncCommitteePeriod` (~6.0 MB per month)
# - Deneb: ~225 KB per `SyncCommitteePeriod` (~6.2 MB per month)
# - Electra: ~249 KB per `SyncCommitteePeriod` (~6.8 MB per month)
# - Electra: ~249 KB per `SyncCommitteePeriod` (~6.2 MB per month)
#
# `lc_xxxxx_current_branches` holds Merkle proofs needed to
# construct `LightClientBootstrap` objects.
Expand Down Expand Up @@ -76,8 +76,8 @@ logScope: topics = "lcdata"
# 600 = 32+20+32+32+256+32+8+8+8+8+4+32+32+32+32+32
# - Deneb: 256*(112+4+616+128+40)/1024*28/1024
# 616 = 32+20+32+32+256+32+8+8+8+8+4+32+32+32+32+32+8+8
# - Electra: 256*(112+4+712+128+40)/1024*28/1024
# 712 = 32+20+32+32+256+32+8+8+8+8+4+32+32+32+32+32+8+8+32+32+32
# - Electra: 256*(112+4+616+128+40)/1024*28/1024
# 616 = 32+20+32+32+256+32+8+8+8+8+4+32+32+32+32+32+8+8
#
# Committee branch computations:
# - Altair: 256*(5*32+8)/1024*28/1024
Expand All @@ -96,9 +96,9 @@ logScope: topics = "lcdata"
#
# Update computations:
# - Altair: (112+24624+5*32+112+6*32+112+8+9)/1024*28/1024
# - Capella: (4+884+24624+5*32+4+884+6*32+112+8+9)/1024*28/1024
# - Deneb: (4+900+24624+5*32+4+900+6*32+112+8+9)/1024*28/1024
# - Electra: (4+996+24624+6*32+4+996+7*32+112+8+9)/1024*28/1024
# - Capella: (4+844+24624+5*32+4+844+6*32+112+8+9)/1024*28/1024
# - Deneb: (4+860+24624+5*32+4+860+6*32+112+8+9)/1024*28/1024
# - Electra: (4+860+24624+6*32+4+860+7*32+112+8+9)/1024*28/1024

type
LightClientHeaderStore = object
Expand Down