pev
.
→
scale
new
showcase
graph
analytics
feedback
offline
by Silk Nodes
pev
/
block
/
#87,904,647
← previous block
next block →
recent activity
Analyzing
Block #87,904,647
19 transactions · 18 stateful · 2026-07-15 11:18:11 UTC
Parallelism
68
/100
Blocked
61
%
Avg conflicts / tx
1.53
Longest chain
6
deep
Execution timeline
did this block parallelize well?
view
Execution
Conflict
Heatmap
block
#87,904,647
· 19 txs across 6 waves · depth 6
parallel ↔ serial
wave
w0
wave
w1
wave
w2
wave
w3
wave
w4
wave
w5
#0
syscallReward
#1
0x957d4ba0
· blocks 4
#6
0x39435dac
· blocks 3
#9
0x0f6795d9
· blocks 4
#11
updateDataFeedsValuesPartial
#12
0x3f5c179b
#16
0x5339c59f
#17
setData
#2
0x957d4ba0
· blocks 3
#7
0x39435dac
· blocks 4
#3
0x957d4ba0
· blocks 2
#8
0x39435dac
· blocks 1
#10
0x0f6795d9
· blocks 3
#4
0x957d4ba0
· blocks 1
#13
0x0f6795d9
· blocks 3
#5
0x957d4ba0
#14
0x0f6795d9
· blocks 1
#18
0x39435dac
#15
0x0f6795d9
parallel · wave 0, no conflicts
delayed · forced to wait
conflict source · blocks others
Conflict graph
Blocked by
1
w0
2
w1
3
w2
4
w3
5
w4
6
w0
7
w1
8
w2
9
w0
10
w2
13
w3
14
w4
15
w5
18
w4
- write/write
- - read/write
x = tx position · y = wave (depth)
Hot storage slots
Contention
0x0733be30…112f
0x34b655…2a6f
10 touches
10 conflicts
0x00000000…000b
0x90c374…be45
10 touches
10 conflicts
0x93c58e4d…9b32
0x336ed4…c59c
10 touches
10 conflicts
0x00000000…000a
0x90c374…be45
10 touches
10 conflicts
0x7e5ea60a…c4aa
0x34b655…2a6f
8 touches
6 conflicts
0x59dccbd8…2bf6
0x34b655…2a6f
8 touches
6 conflicts
0xdfd64ea5…015c
0x34b655…2a6f
8 touches
6 conflicts
0xea02471d…1542
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
10 conflicts on slot
0x0733be30d6…38112f
Audit this contract →
← previous block
·
next block →
recent activity