pev
.
One block, wave by wave
→
analytics
docs
feedback
offline
by Silk Nodes →
pev
/
block
/
#74,654,771
← previous block
next block →
recent activity
Analyzing
Block #74,654,771
36 transactions · 31 stateful · 2026-05-15 01:42:30 UTC
Parallelism
44
/100
Blocked
77
%
Avg conflicts / tx
5.69
Longest chain
20
deep
Execution timeline
did this block parallelize well?
view
Execution
Conflict
Heatmap
block
#74,654,771
· 36 txs across 20 waves · depth 20
parallel ↔ serial
wave
w0
wave
w1
wave
w2
wave
w3
wave
w4
wave
w5
wave
w6
wave
w7
wave
w8
wave
w9
wave
w10
wave
w11
wave
w12
wave
w13
wave
w14
wave
w15
wave
w16
wave
w17
wave
w18
wave
w19
#0
syscallReward
#1
0x0c7abd22
· blocks 5
#6
0x6df9e92b
· blocks 19
#26
0x9609049f
#27
0x05ee6a22
#28
0x05ee6a22
#29
updateDataFeedsValuesPartial
#30
setData
#31
0x98717539
#32
0x6a067a7e
#33
0x8b23406f
#34
0x39435dac
#2
0x0c7abd22
· blocks 4
#7
0x6df9e92b
· blocks 18
#3
0x0c7abd22
· blocks 3
#8
0x6df9e92b
· blocks 17
#4
0x0c7abd22
· blocks 2
#9
0x6df9e92b
· blocks 16
#5
0x0c7abd22
· blocks 1
#10
0x6df9e92b
· blocks 15
#11
0x6df9e92b
· blocks 14
#35
0x0c7abd22
#12
0x6df9e92b
· blocks 13
#13
0x6df9e92b
· blocks 12
#14
0x6df9e92b
· blocks 11
#15
0x6df9e92b
· blocks 10
#16
0x6df9e92b
· blocks 9
#17
0x6df9e92b
· blocks 8
#18
0x6df9e92b
· blocks 7
#19
0x6df9e92b
· blocks 6
#20
0x6df9e92b
· blocks 5
#21
0x6df9e92b
· blocks 4
#22
0x6df9e92b
· blocks 3
#23
0x6df9e92b
· blocks 2
#24
0x6df9e92b
· blocks 1
#25
0x6df9e92b
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
w3
10
w4
11
w5
12
w6
13
w7
14
w8
15
w9
16
w10
35
w5
- write/write
- - read/write
x = tx position · y = wave (depth)
Hot storage slots
Contention
0x536e2740…61ac
0x3bd359…433a
40 touches
190 conflicts
0xa472d565…9fe4
0x3bd359…433a
40 touches
190 conflicts
0x8fa7a69c…8fd7
0x954bf5…7777
40 touches
190 conflicts
0x00000000…0002
0xa7283d…0ace
40 touches
190 conflicts
0xede0a9e7…0939
0xa7283d…0ace
40 touches
190 conflicts
0xede0a9e7…093a
0xa7283d…0ace
40 touches
190 conflicts
0xede0a9e7…093b
0xa7283d…0ace
40 touches
190 conflicts
0xede0a9e7…093c
0xa7283d…0ace
40 touches
190 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:
0x3bd359c1…15433a
190 conflicts on slot
0x536e2740da…e461ac
Audit this contract →
← previous block
·
next block →
recent activity