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Analyzing
Block #74,783,023
18 transactions · 15 stateful · 2026-05-15 15:59:07 UTC
Parallelism
72
/100
Blocked
47
%
Avg conflicts / tx
0.89
Longest chain
5
deep
Execution timeline
did this block parallelize well?
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Execution
Conflict
Heatmap
block
#74,783,023
· 18 txs across 5 waves · depth 5
parallel ↔ serial
wave
w0
wave
w1
wave
w2
wave
w3
wave
w4
#0
syscallReward
#1
0x0c7abd22
· blocks 4
#6
0x88af73…3e00
#7
updatePrices
#8
updateDataFeedsValuesPartial
#9
updateDataFeedsValuesPartial
#10
0xed82b078
#11
0x6a074343
#12
approve
#13
setData
#14
0x39435dac
· blocks 3
#2
0x0c7abd22
· blocks 3
#15
0x39435dac
· blocks 2
#3
0x0c7abd22
· blocks 2
#16
0x39435dac
· blocks 1
#4
0x0c7abd22
· blocks 1
#17
0x39435dac
#5
0x0c7abd22
parallel · wave 0, no conflicts
delayed · forced to wait
conflict source · blocks others
Conflict graph
Blocked by
1
w0
2
w1
3
w2
4
w3
5
w4
14
w0
15
w1
16
w2
17
w3
- write/write
- - read/write
x = tx position · y = wave (depth)
Hot storage slots
Contention
0x19e51597…0c5f
0xd32edf…ff58
9 touches
10 conflicts
0xd98b3c10…67b8
0x34b655…2a6f
8 touches
6 conflicts
0x784d7a94…949d
0x1b6862…e19c
8 touches
6 conflicts
0x00000000…0013
0x1b6862…e19c
8 touches
6 conflicts
0x00000000…0015
0x1b6862…e19c
8 touches
6 conflicts
0xd9f18d9a…141d
0x1b6862…e19c
6 touches
3 conflicts
0x00000000…001a
0x1b6862…e19c
6 touches
3 conflicts
0x00000000…0012
0x1b6862…e19c
6 touches
3 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:
FastLane: FastLaneAuctionHandler
10 conflicts on slot
0x19e51597dd…300c5f
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