pev
.
One block, wave by wave
→
analytics
docs
feedback
offline
by Silk Nodes
pev
/
block
/
#74,787,149
← previous block
next block →
recent activity
Analyzing
Block #74,787,149
24 transactions · 20 stateful · 2026-05-15 16:26:41 UTC
Parallelism
71
/100
Blocked
40
%
Avg conflicts / tx
0.96
Longest chain
7
deep
Execution timeline
did this block parallelize well?
view
Execution
Conflict
Heatmap
block
#74,787,149
· 24 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 6
#8
0x9609049f
#10
claim
#11
0x5bf9264c
#12
0x1a945f9c
#13
updateDataFeedsValuesPartial
#14
updateFeeds
#15
0x5339c59f
#16
0x5339c59f
#17
0x6a0749b9
#18
setData
#19
0x8b23406f
#20
0x39435dac
· blocks 1
#22
0x42dd8743
#23
jMMeC
#2
0x0c7abd22
· blocks 6
#21
0x39435dac
#3
0x0c7abd22
· blocks 4
#9
0x1094dc9f
#4
0x0c7abd22
· blocks 3
#5
0x0c7abd22
· blocks 2
#6
0x0c7abd22
· blocks 1
#7
0x0c7abd22
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
w5
7
w6
9
w2
20
w0
21
w1
- write/write
- - read/write
x = tx position · y = wave (depth)
Hot storage slots
Contention
0x3fc81029…dc06
0xd32edf…ff58
13 touches
21 conflicts
0x85a88798…f85e
0x34b655…2a6f
4 touches
1 conflict
0xb138d087…4689
0x34b655…2a6f
4 touches
1 conflict
0xd98b3c10…67b8
0x34b655…2a6f
4 touches
1 conflict
0xec04039a…3c44
0x34b655…2a6f
4 touches
1 conflict
0xa1087a5c…66c4
0x754704…b603
4 touches
1 conflict
0x00000000…0012
0x1b6862…e19c
2 touches
0 conflicts
0x00000000…0013
0x1b6862…e19c
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:
FastLane: FastLaneAuctionHandler
21 conflicts on slot
0x3fc81029c4…8bdc06
Audit this contract →
← previous block
·
next block →
recent activity