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Analyzing
Block #75,838,989
20 transactions · 12 stateful · 2026-05-20 13:36:43 UTC
Parallelism
85
/100
Blocked
25
%
Avg conflicts / tx
0.2
Longest chain
3
deep
Execution timeline
did this block parallelize well?
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Execution
Conflict
Heatmap
block
#75,838,989
· 20 txs across 3 waves · depth 3
parallel ↔ serial
wave
w0
wave
w1
wave
w2
#0
syscallReward
#1
0x0c7abd22
· blocks 2
#4
0x6a0db963
#5
0x6a0db963
#6
0x6a0db963
#7
0x5bf9264c
#8
0x5bf9264c
#9
0x6a0db963
#10
0x98717539
· blocks 1
#12
0x6a0db963
#13
updateDataFeedsValuesPartial
#14
updateDataFeedsValuesPartial
#15
redeemDelegations
#16
0x787c89…476e
#17
0x6e105e…aaa1
#18
setData
#19
0x39435dac
#2
0x0c7abd22
· blocks 1
#11
0x98717539
#3
0x0c7abd22
parallel · wave 0, no conflicts
delayed · forced to wait
conflict source · blocks others
Conflict graph
Blocked by
1
w0
2
w1
3
w2
10
w0
11
w1
- write/write
- - read/write
x = tx position · y = wave (depth)
Hot storage slots
Contention
0x00000000…001f
0x1b6862…e19c
6 touches
3 conflicts
0xd9f18d9a…141d
0x1b6862…e19c
6 touches
3 conflicts
0xd5b10148…e638
0x1b6862…e19c
6 touches
3 conflicts
0x00000000…002f
0x1b6862…e19c
6 touches
3 conflicts
0x00000000…0012
0x1b6862…e19c
6 touches
3 conflicts
0x00000000…0013
0x1b6862…e19c
6 touches
3 conflicts
0x00000000…0015
0x1b6862…e19c
6 touches
3 conflicts
0xcd24e07c…91da
0xd32edf…ff58
5 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:
ShMonad (shMON)
3 conflicts on slot
0x0000000000…00001f
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