pev
.
→
showcase
new
graph
analytics
docs
feedback
offline
by Silk Nodes
pev
/
block
/
#87,315,978
← previous block
next block →
recent activity
Analyzing
Block #87,315,978
18 transactions · 18 stateful · 2026-07-12 17:40:14 UTC
Parallelism
61
/100
Blocked
50
%
Avg conflicts / tx
1.39
Longest chain
7
deep
Execution timeline
did this block parallelize well?
view
Execution
Conflict
Heatmap
block
#87,315,978
· 18 txs across 7 waves · depth 7
parallel ↔ serial
wave
w0
wave
w1
wave
w2
wave
w3
wave
w4
wave
w5
wave
w6
#0
syscallReward
#1
0xab083028
#2
0xab083028
#3
0x39435dac
· blocks 4
#7
0x0f6795d9
· blocks 1
#8
0x0f6795d9
· blocks 2
#11
updateDataFeedsValuesPartial
#12
setData
#17
0xc7e3ec2c
#4
0x5a5d9a99
· blocks 6
#5
0x5a5d9a99
· blocks 3
#9
0x0f6795d9
· blocks 3
#6
0x5a5d9a99
#10
0x0f6795d9
#13
0x39435dac
· blocks 3
#14
0x39435dac
· blocks 2
#15
0x39435dac
· blocks 1
#16
0x39435dac
parallel · wave 0, no conflicts
delayed · forced to wait
conflict source · blocks others
Conflict graph
Blocked by
3
w0
4
w1
5
w2
6
w3
7
w0
8
w0
9
w2
10
w3
13
w3
14
w4
15
w5
16
w6
- write/write
- - read/write
x = tx position · y = wave (depth)
Hot storage slots
Contention
0xd98b3c10…67b8
0x34b655…2a6f
8 touches
6 conflicts
0x96047c45…b64a
0x34b655…2a6f
8 touches
6 conflicts
0x22e0cc1d…ad0d
0x34b655…2a6f
8 touches
6 conflicts
0xfaef08b1…0696
0x34b655…2a6f
6 touches
3 conflicts
0xa4e5e0c2…6e04
0x34b655…2a6f
6 touches
3 conflicts
0x7e5ea60a…c4aa
0x34b655…2a6f
6 touches
3 conflicts
0x7e5ea60a…c4ab
0x34b655…2a6f
6 touches
3 conflicts
0x9a2de05d…3e6b
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
6 conflicts on slot
0xd98b3c102b…ca67b8
Audit this contract →
← previous block
·
next block →
recent activity