pev
.
One block, wave by wave
→
analytics
docs
feedback
offline
by Silk Nodes
pev
/
block
/
#74,938,198
← previous block
next block →
recent activity
Analyzing
Block #74,938,198
25 transactions · 19 stateful · 2026-05-16 09:14:10 UTC
Parallelism
72
/100
Blocked
68
%
Avg conflicts / tx
1.16
Longest chain
7
deep
Execution timeline
did this block parallelize well?
view
Execution
Conflict
Heatmap
block
#74,938,198
· 25 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
0x0c7abd22
· blocks 2
#2
0x6a0835da
· blocks 1
#3
0x6a0835da
#5
0x98717539
· blocks 4
#7
0x6a0835da
#8
updateDataFeedsValuesPartial
#11
0x6df9e92b
· blocks 3
#15
0x6a0835da
#16
setData
#17
0x230b5b…2e90
#18
0xcea6fd…0a43
#4
0x6a0835da
#6
0x98717539
#9
0xed82b078
· blocks 1
#12
0x6df9e92b
· blocks 2
#19
0x39435dac
· blocks 5
#10
0xed82b078
#13
0x6df9e92b
· blocks 1
#20
0x39435dac
· blocks 4
#14
0x6df9e92b
#21
0x39435dac
· blocks 3
#22
0x39435dac
· blocks 2
#23
0x39435dac
· blocks 1
#24
0x39435dac
parallel · wave 0, no conflicts
delayed · forced to wait
conflict source · blocks others
Conflict graph
Blocked by
1
w0
2
w0
4
w1
5
w0
6
w1
9
w1
10
w2
11
w0
12
w1
13
w2
14
w3
19
w1
20
w2
21
w3
22
w4
23
w5
24
w6
- write/write
- - read/write
x = tx position · y = wave (depth)
Hot storage slots
Contention
0xd98b3c10…67b8
0x34b655…2a6f
12 touches
15 conflicts
0x93af5ad2…45f1
0x34b655…2a6f
8 touches
6 conflicts
0xa472d565…9fe4
0x3bd359…433a
8 touches
6 conflicts
0xac2a0273…721b
0x34b655…2a6f
8 touches
6 conflicts
0x00000000…003d
0x065c9d…c394
6 touches
3 conflicts
0x5593214e…dfc1
0x3bd359…433a
4 touches
1 conflict
0xbf25e763…684f
0x3bd359…433a
4 touches
1 conflict
0x44ad89ba…cf83
0x5e1b1a…7777
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
15 conflicts on slot
0xd98b3c102b…ca67b8
Audit this contract →
← previous block
·
next block →
recent activity