pev
.
One block, wave by wave
→
graph
analytics
docs
feedback
offline
by Silk Nodes
pev
/
block
/
#81,621,917
← previous block
next block →
recent activity
Analyzing
Block #81,621,917
27 transactions · 22 stateful · 2026-06-16 08:18:29 UTC
Parallelism
78
/100
Blocked
50
%
Avg conflicts / tx
1.04
Longest chain
6
deep
Execution timeline
did this block parallelize well?
view
Execution
Conflict
Heatmap
block
#81,621,917
· 27 txs across 6 waves · depth 6
parallel ↔ serial
wave
w0
wave
w1
wave
w2
wave
w3
wave
w4
wave
w5
#0
syscallReward
#1
0x0c7abd22
· blocks 5
#7
updateDataFeedsValuesPartial
#8
updateDataFeedsValuesPartial
#9
updatePrices
#10
updatePrices
#11
updatePrices
#12
updatePrices
#13
updatePrices
#14
0x98717539
· blocks 1
#15
0x6a31074d
#16
aggregate3
#17
updatePriceFeedsIfNecessary
#19
closeTrade
#20
setData
#21
0x39435dac
· blocks 5
#2
0x0c7abd22
· blocks 1
#4
0x5339c59f
· blocks 3
#22
0x39435dac
· blocks 4
#3
0x0c7abd22
· blocks 2
#23
0x39435dac
· blocks 3
#5
0xab083028
· blocks 1
#6
0xed82b078
#24
0x39435dac
· blocks 2
#18
0x3f5c179b
#25
0x39435dac
· blocks 1
#26
0x39435dac
parallel · wave 0, no conflicts
delayed · forced to wait
conflict source · blocks others
Conflict graph
Blocked by
1
w0
2
w1
3
w2
4
w1
5
w3
6
w3
14
w0
18
w4
21
w0
22
w1
23
w2
24
w3
25
w4
26
w5
- write/write
- - read/write
x = tx position · y = wave (depth)
Hot storage slots
Contention
0xd98b3c10…67b8
0x34b655…2a6f
12 touches
15 conflicts
0xa19aba84…8922
0xa6afd3…d132
8 touches
6 conflicts
0x00000000…003d
0xa6afd3…d132
6 touches
3 conflicts
0xc824469a…6425
0x34b655…2a6f
6 touches
3 conflicts
0xb409e204…89ac
0x34b655…2a6f
6 touches
3 conflicts
0x13a54fa2…5ae3
0x2a68ba…90c5
6 touches
3 conflicts
0x5ba4db2b…2f04
0x34b655…2a6f
6 touches
3 conflicts
0x482471ad…122f
0x34b655…2a6f
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:
Perpl
15 conflicts on slot
0xd98b3c102b…ca67b8
Audit this contract →
← previous block
·
next block →
recent activity