180 Days After EIP-4844: Will Blob Sharing Solve Dilemma for Small Rollups?

Fuente: arXiv
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Autore principale: Lee, Suhyeon
Natura: Preprint
Pubblicazione: 2024
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author Lee, Suhyeon
author_facet Lee, Suhyeon
contents The introduction of blobs through EIP-4844 has significantly reduced the Data Availability (DA) costs for rollups on Ethereum. However, due to the fixed size of blobs at 128 KB, rollups with low data throughput face a dilemma: they either use blobs inefficiently or decrease the frequency of DA submissions. Blob sharing, where multiple rollups share a single blob, has been proposed as a solution to this problem. This paper examines the effectiveness of blob sharing based on real-world data collected approximately six months after the implementation of EIP-4844. By simulating cost changes using a simple blob sharing format, we demonstrate that blob sharing can substantially improve the costs and DA service quality for small rollups, effectively resolving their dilemma. Notably, we observed cost reductions in USD exceeding 85% for most of the rollups when they cooperate, attributable to the smoothing effect of the blob base fee achieved through blob sharing.
format Preprint
id arxiv_https___arxiv_org_abs_2410_04111
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle 180 Days After EIP-4844: Will Blob Sharing Solve Dilemma for Small Rollups?
Lee, Suhyeon
Cryptography and Security
Distributed, Parallel, and Cluster Computing
The introduction of blobs through EIP-4844 has significantly reduced the Data Availability (DA) costs for rollups on Ethereum. However, due to the fixed size of blobs at 128 KB, rollups with low data throughput face a dilemma: they either use blobs inefficiently or decrease the frequency of DA submissions. Blob sharing, where multiple rollups share a single blob, has been proposed as a solution to this problem. This paper examines the effectiveness of blob sharing based on real-world data collected approximately six months after the implementation of EIP-4844. By simulating cost changes using a simple blob sharing format, we demonstrate that blob sharing can substantially improve the costs and DA service quality for small rollups, effectively resolving their dilemma. Notably, we observed cost reductions in USD exceeding 85% for most of the rollups when they cooperate, attributable to the smoothing effect of the blob base fee achieved through blob sharing.
title 180 Days After EIP-4844: Will Blob Sharing Solve Dilemma for Small Rollups?
topic Cryptography and Security
Distributed, Parallel, and Cluster Computing
url https://arxiv.org/abs/2410.04111