pev
.
→
scale
new
showcase
graph
analytics
feedback
offline
by Silk Nodes
pev
/
block
/
#91,157,831
← previous block
next block →
recent activity
Analyzing
Block #91,157,831
8 transactions · 7 stateful · 2026-07-28 20:51:57 UTC
Parallelism
75
/100
Blocked
14
%
Avg conflicts / tx
0.13
Longest chain
2
deep
Execution timeline
did this block parallelize well?
view
Execution
Conflict
Heatmap
block
#91,157,831
· 8 txs across 2 waves · depth 2
parallel ↔ serial
wave
w0
wave
w1
#0
syscallReward
#1
0x5a5d9a99
#2
0x5a5d9a99
#3
updateDataFeedsValuesPartial
#4
0x0f6795d9
#5
0x0f6795d9
· blocks 1
#7
setData
#6
0x0f6795d9
parallel · wave 0, no conflicts
delayed · forced to wait
conflict source · blocks others
Conflict graph
Blocked by
5
w0
6
w1
- write/write
- - read/write
x = tx position · y = wave (depth)
Hot storage slots
Contention
0xb39cb1d8…effa
0x34b655…2a6f
4 touches
1 conflict
0x09000000…0007
0x000000…1000
2 touches
0 conflicts
0x0b000000…0002
0x000000…1000
2 touches
0 conflicts
0x05b1b07a…7a99
0x34b655…2a6f
2 touches
0 conflicts
0x167de262…f61f
0x34b655…2a6f
2 touches
0 conflicts
0x293952c5…91a6
0x34b655…2a6f
2 touches
0 conflicts
0x2d605961…113f
0x34b655…2a6f
2 touches
0 conflicts
0x2fade833…5de4
0x34b655…2a6f
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:
Perpl
1 conflict on slot
0xb39cb1d8c6…28effa
Audit this contract →
← previous block
·
next block →
recent activity