pev
.
→
showcase
new
graph
analytics
docs
feedback
offline
by Silk Nodes
pev
/
block
/
#87,310,221
← previous block
next block →
recent activity
Analyzing
Block #87,310,221
12 transactions · 10 stateful · 2026-07-12 17:01:44 UTC
Parallelism
67
/100
Blocked
40
%
Avg conflicts / tx
0.58
Longest chain
4
deep
Execution timeline
did this block parallelize well?
view
Execution
Conflict
Heatmap
block
#87,310,221
· 12 txs across 4 waves · depth 4
parallel ↔ serial
wave
w0
wave
w1
wave
w2
wave
w3
#0
syscallReward
#1
updateDataFeedsValuesPartial
#2
0x0f6795d9
· blocks 1
#4
0x0f6795d9
#5
0x0f6795d9
#6
0x6a53c8f0
#7
setData
#8
0x39435dac
· blocks 3
#3
0x0f6795d9
#9
0x39435dac
· blocks 2
#10
0x39435dac
· blocks 1
#11
0x39435dac
parallel · wave 0, no conflicts
delayed · forced to wait
conflict source · blocks others
Conflict graph
Blocked by
2
w0
3
w1
8
w0
9
w1
10
w2
11
w3
- write/write
- - read/write
x = tx position · y = wave (depth)
Hot storage slots
Contention
0xd98b3c10…67b8
0x34b655…2a6f
8 touches
6 conflicts
0x71641e8d…a781
0x34b655…2a6f
6 touches
3 conflicts
0x96047c45…b64a
0x34b655…2a6f
6 touches
3 conflicts
0x3107091b…baa0
0x34b655…2a6f
4 touches
1 conflict
0x502b3ee1…7f7b
0x34b655…2a6f
4 touches
1 conflict
0x502b3ee1…7f7c
0x34b655…2a6f
4 touches
1 conflict
0x531234c2…4416
0x34b655…2a6f
4 touches
1 conflict
0x64be398e…97f9
0x34b655…2a6f
4 touches
1 conflict
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
6 conflicts on slot
0xd98b3c102b…ca67b8
Audit this contract →
← previous block
·
next block →
recent activity