pev.One block, wave by wave
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Analyzing
Block #71,421,403
13 transactions · 12 stateful · 2026-04-30 02:19:24 UTC
Parallelism
39/100
Blocked
58%
Avg conflicts / tx
2.15
Longest chain
8 deep
Execution timeline
did this block parallelize well?
view
block #71,421,403 · 13 txs across 8 waves · depth 8
parallel ↔ serial
wave w0
wave w1
wave w2
wave w3
wave w4
wave w5
wave w6
wave w7
parallel · wave 0, no conflictsdelayed · forced to waitconflict source · blocks others
Conflict graph
Blocked by
2w03w14w25w36w47w58w69w7
- write/write- - read/write
x = tx position · y = wave (depth)
Hot storage slots
Contention
0xa472d565…9fe4
0x3bd359…433a
16 touches
28 conflicts
0xaadf42dc…f433
0x3bd359…433a
16 touches
28 conflicts
0x00000000…0000
0x7d0364…a52b
16 touches
28 conflicts
0x00000000…0001
0x7d0364…a52b
16 touches
28 conflicts
0x131ec7f4…baaf
0xaca864…7777
16 touches
28 conflicts
0x44ad89ba…cf83
0xaca864…7777
16 touches
28 conflicts
0x09000000…0001
0x000000…1000
2 touches
0 conflicts
0x09000000…0007
0x000000…1000
2 touches
0 conflicts
What's blocking what?
Click any transaction in the timeline or graph to see which storage slots forced it to wait, and which later transactions it blocked.
The bottleneck
Throughput-killer: 0x3bd359c1…15433a
28 conflicts on slot 0xa472d565a0…ae9fe4
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