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mempool congestion Flash News List | Blockchain.News
Flash News List

List of Flash News about mempool congestion

Time Details
2025-09-26
14:42
Bitcoin (BTC) Development Stance: BitMEX Research Urges Long-Term Incentives Over 'Whack-a-Mole' Spam Fixes — Key Trading Implications

According to @BitMEXResearch, Bitcoin development should be evaluated on a centuries-long timeline and node developers should not play whack-a-mole with spammers, signaling a conservative approach to protocol and policy changes that traders should incorporate into risk management, source: @BitMEXResearch. According to @BitMEXResearch, market participants should not expect rapid rule tweaks aimed at spam mitigation and should instead time BTC transfers and settlements around fee market and mempool conditions, source: @BitMEXResearch. According to @BitMEXResearch, the emphasis on long-term incentives and inevitabilities prioritizes the native fee market to ration blockspace, so execution plans should account for on-chain fee volatility rather than assuming quick protocol-level relief, source: @BitMEXResearch.

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2025-09-25
19:22
Bitcoin (BTC) Block Size Debate Resurfaces: Samson Mow Highlights Luke Dashjr’s Call to Decrease Block Size, With Fee and Trading Cost Implications

According to @Excellion, Luke Dashjr was the only developer who publicly pushed to decrease Bitcoin’s block size during earlier debates, underscoring a minority position in core policy discussions (source: Samson Mow on X, Sep 25, 2025). A block size reduction would mechanically lower base-layer transaction capacity and tends to intensify fee competition when demand is steady, directly affecting BTC transaction fees and exchange withdrawal costs relevant to active traders (source: Bitcoin.org Developer Guide — Blocks and Transactions). Traders tracking BTC should monitor fee-rate bands, mempool backlog, and average confirmation times to optimize execution if block-size policy discussion elevates fee pressure and on-chain congestion (source: Bitcoin.org Developer Guide; Samson Mow on X).

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2025-09-22
11:36
Bitcoin (BTC) OP_RETURN Policy Limit Resolved in 2025: User‑Configurable Forever, Fee and Mempool Impact Explained

According to @FarsideUK, the long-running Bitcoin OP_RETURN policy limit debate is resolved, with nodes free to set their own local relay limit permanently. Source: Farside Investors on X, Sep 22, 2025. This aligns with Bitcoin Core policy design, where OP_RETURN data-carrier settings (-datacarrier and -datacarriersize) are node-level, non-consensus parameters, meaning each operator can set their own policy without affecting network consensus. Source: Bitcoin Core documentation. For traders, the key takeaway is no consensus change and thus minimal fork risk for BTC, while higher local limits can facilitate more data embedding during hype cycles, which has historically lifted on-chain fees and miner revenue amid inscription surges. Sources: Bitcoin Core policy documentation; mempool.space historical fee charts during the May 2023 inscription spike.

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2025-09-08
23:18
BitMEX Research: Ordinals’ Impact on Bitcoin Node Runners — 3 BTC Trading Metrics to Watch Now

According to @BitMEXResearch, a new report analyzes how Bitcoin Ordinals inscriptions affect node runners’ bandwidth, storage, and operating costs, linking these dynamics to BTC fee volatility and blockspace pricing. Source: https://blog.bitmex.com/ordinals-impact-on-node-runners/ For traders, the report highlights three actionable metrics to monitor during inscription activity: mempool size, median sat/vB fee rates, and block fullness, as these directly impact execution costs and settlement latency for BTC transactions. Source: https://blog.bitmex.com/ordinals-impact-on-node-runners/ The study’s focus is directly relevant to fee-derived miner revenues versus subsidies, a mix that can influence short-term hashprice and on-chain cost environment during periods of elevated inscriptions. Source: https://blog.bitmex.com/ordinals-impact-on-node-runners/

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2025-09-08
23:12
Bitcoin UTXO Set Jumps to 169M in Ordinals Era — BRC-20 Flagged as Key Scaling Issue for BTC

According to @BitMEXResearch, the Bitcoin UTXO set expanded from 84 million to 169 million between December 2022 and September 2025 during the Ordinals period, an increase of roughly 85 million outputs, highlighting significant on-chain growth (source: @BitMEXResearch, Sep 8, 2025). According to @BitMEXResearch, BRC-20 tokens are identified as the key scaling problem driving this UTXO expansion in the Ordinals era (source: @BitMEXResearch, Sep 8, 2025). A larger UTXO set raises memory and storage requirements for full nodes, indicating increased resource load at the protocol level that traders should monitor for operational costs and throughput constraints (source: Bitcoin Developer Reference, UTXO set). Historically, surges in Ordinals and BRC-20 activity have coincided with higher BTC transaction fees and slower confirmations, which can affect exchange deposit and withdrawal timing and miner fee revenue sensitivity (source: mempool.space historical fee charts, May 2023).

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2025-09-03
23:49
Adam Back (@adam3us) Flags Bitcoin Miner 'Spam' Issue, Cites BitMEX Research — What BTC Traders Should Monitor on Fees and Mempool

According to @adam3us, Bitcoin miners are including 'spam' transactions and he directed readers to BitMEX Research’s article Removing Bitcoin’s Guardrails for context. Source: Adam Back on X, Sep 3, 2025 https://twitter.com/adam3us/status/1963388838350360694; BitMEX Research blog https://blog.bitmex.com/removing-bitcoins-guardrails/ For trading decisions, this draws focus to monitoring BTC fee rates, mempool backlog, and miner revenue sensitivity when miner transaction-selection practices face scrutiny. Source: Adam Back on X highlighting miner inclusion of 'spam' https://twitter.com/adam3us/status/1963388838350360694; BitMEX Research blog providing referenced analysis https://blog.bitmex.com/removing-bitcoins-guardrails/

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2025-09-01
12:48
Bitcoin (BTC) Solo Miner Wins Entire Block Worth $340,000 — Trading Focus on Fees, Hashprice, and On-Chain Confirmation

According to @rovercrc, a solo miner mined an entire Bitcoin (BTC) block valued at about $340,000, indicating the combined block subsidy and transaction fees reached that amount at the time of mining, source: @rovercrc on X. Solo-miner block wins are rare but possible under Bitcoin’s probabilistic proof-of-work where block discovery follows a Poisson process, source: Bitcoin whitepaper by Satoshi Nakamoto 2008. For verification and trading context, check real-time fee rates and mempool congestion to see whether elevated fees contributed to the payout, source: mempool.space, and review miner revenue per TH/s on the Luxor Hashprice Index to gauge mining revenue conditions, source: Luxor Technology. Because the cited post does not include a block height or address, traders should seek corroboration on public block explorers before acting, source: @rovercrc on X and BTC.com block explorer.

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2025-08-31
09:45
Bitcoin (BTC) Relay Policy Explained: How Minimum Fee Rate and BIP125 RBF Fee-Bumps Prevent DoS and Affect On-Chain Trade Settlement

According to @adam3us, only a narrow subset of rules is consensus-enforceable in Bitcoin-like systems; minimum relay fee rates and minimum fee bumps for RBF make transaction relay anti-DoS. Source: Adam Back on X https://twitter.com/adam3us/status/1962089352739357036 Bitcoin Core implements these protections at the policy layer via minrelaytxfee and incrementalrelayfee defaults and BIP125, which requires replacements to pay at least the original total plus an incremental fee, increasing spam costs and stabilizing mempool relay under load. Source: Bitcoin Core bitcoind options -minrelaytxfee and -incrementalrelayfee https://bitcoincore.org/en/doc/26.0.0/man/bitcoind/ and BIP-0125 https://github.com/bitcoin/bips/blob/master/bip-0125.mediawiki For BTC traders, during fee spikes, low-fee or under-bumped RBF transactions can be rejected below the minimum relay feerate or evicted when mempools are full, extending on-chain settlement times; using competitive feerates or RBF fee-bumps (bumpfee RPC) raises inclusion probability. Source: Bitcoin Core mempool-limit policy https://github.com/bitcoin/bitcoin/blob/master/doc/policy/mempool-limit.md and Bitcoin Core bumpfee RPC https://bitcoincore.org/en/doc/26.0.0/rpc/wallet/bumpfee/

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2025-08-20
09:14
Adam Back Says Bitcoin Will Converge to a Cryptographic Accumulator: What It Means for BTC Fees, Blockspace, and Censorship Resistance

According to @adam3us, as Bitcoin technology improves, cryptographic fungibility should increase and the blockchain will converge to a cryptographic accumulator where transactions become indistinguishable blobs, making censorship and filtering impractical (Source: @adam3us on X, Aug 20, 2025). For traders, his view implies blockspace demand from any use case can still bid for inclusion, so fee dynamics are set by aggregate demand rather than policy-based filtering; monitor mempool congestion, sat/vB fee bands, and miner fee share of revenue as leading signals for BTC volatility and miner income sensitivity (Source: @adam3us on X, Aug 20, 2025). If filtering becomes ineffective as argued, attempts to exclude transaction types would not sustainably suppress fees, keeping attention on fee-market liquidity and on-chain throughput constraints when positioning around BTC catalysts (Source: @adam3us on X, Aug 20, 2025).

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2025-08-18
04:21
MEV Alert: 100k Assembly-Optimized Bot Payloads Push Trades Back in Queue — Actionable Protections for DeFi Order Flow

According to @deanmlittle, adversaries are spamming roughly 100k assembly-optimized transaction payloads to MEV other users to the back of the queue, signaling elevated mempool contention and priority fee pressure for on-chain traders; Source: https://twitter.com/deanmlittle/status/1957296880536502457 Such heavy orderflow competition increases the odds of failed transactions, slippage on DEX swaps, and unfavorable execution from front-running and sandwich attacks documented in peer-reviewed research; Source: https://arxiv.org/abs/1904.05234 Traders can mitigate by routing through private or MEV-protected relays and batch-auction protocols to internalize MEV and reduce exposure to mempool sniping; Sources: https://docs.flashbots.net/flashbots-protect/overview and https://docs.cow.fi/ When bot activity spikes, monitor mempool congestion and inclusion latency, and raise tips/priority fees per your chain’s fee market design to maintain execution quality; Source: https://ethereum.org/en/developers/docs/gas/

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2025-05-07
03:39
Bitcoin OP_RETURN Debates Highlight Ideological Divide and Potential Impact on Crypto Transaction Filtering

According to Samson Mow (@Excellion), the discussion around using filters to block spam transactions on the Bitcoin network, particularly those employing OP_RETURN, is more ideological than technical. Mow emphasizes that filters cannot guarantee complete spam prevention and that spammers may not necessarily rely on OP_RETURN. This ongoing debate signals uncertainty for traders regarding future transaction throughput and fee dynamics, as any changes to Bitcoin network filtering could affect mempool congestion and transaction costs. Traders should monitor developments closely as shifts in network policy or consensus could significantly impact on-chain activity and related crypto asset prices (source: Twitter/@Excellion, May 6, 2025).

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2025-05-04
12:20
Bitcoin Non-Standard Transactions: 20,796 Transactions and 11.63 BTC in Fees (2021-2024) – Key Trading Insights

According to @BitMEXResearch, data from bitcoin-data.github.io shows that between November 21, 2021, and April 15, 2024, there were 20,796 non-standard Bitcoin transactions, generating 11.63 BTC in total fees. For traders, this dataset highlights the ongoing relevance of non-standard transactions in network activity, which can impact transaction fee trends and mempool congestion. Understanding these historical fee metrics is essential for optimizing trading strategies and anticipating fee-related market movements. Source: @BitMEXResearch via bitcoin-data.github.io.

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