Request Details

Route
/users POST
Timestamp
Sep 23, 2026 2:06 AM
Duration
78.36 ms
Status
201
Response Size
12 KB
Error
No

Performance Breakdown

Database
3.5% (1 query)
View Rendering
42.5%
Application Logic
54.1%
Other Operations
0.0%
Total Operations
7
Slowest Operation
78.36 ms

Request Trace

How to read this

Each row is a layer of your stack. Many short Database bars means N+1 queries — fix with includes(). A wide Action bar with little Database time means slow Ruby code. A wide View bar usually means a partial rendered in a loop.

Action
View
Database
Other
Action
View
Database
0.0ms 72.4ms 144.9ms 217.3ms 289.7ms

Operations

How to use this

Sort by Impact to find your biggest wins. Click any row for details and optimisation suggestions. The same SQL appearing multiple times is an N+1 — fix with includes(). A single operation above 50% impact is your highest priority.

Operation Duration Impact Timeline Actions
users#create 78 ms 100.0%
posts/show 39 ms 49.8%
home/index 18 ms 23.0%
layouts/application 26 ms 33.2%
home/index 40 ms 51.0%
users#create 78 ms 100.0%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 10 ms 12.8%