Request Details

Route
/posts/:id PUT
Timestamp
Sep 22, 2026 5:41 PM
Duration
21.4 ms
Status
201
Response Size
6.4 KB
Error
No

Performance Breakdown

Database
31.3% (1 query)
View Rendering
38.4%
Application Logic
30.4%
Other Operations
0.0%
Total Operations
3
Slowest Operation
27.0 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 17.6ms 35.2ms 52.8ms 70.4ms

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
SELECT DISTINCT users.*, posts.*, comments.* FROM users, posts, comments WHERE users.id = posts.user_id AND posts.id = comments.post_id AND users.created_at > ? AND posts.created_at > ? AND comments.created_at > ? 22 ms 102.8%
posts#update 21 ms 100.0%
home/index 27 ms 126.2%