Request Details

Route
/api/v1/posts GET
Timestamp
Sep 22, 2026 4:41 PM
Duration
21.96 ms
Status
200
Response Size
16 KB
Error
No

Performance Breakdown

Database
11.0% (2 queries)
View Rendering
74.0%
Application Logic
15.0%
Other Operations
0.0%
Total Operations
7
Slowest Operation
35.0 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 36.5ms 73.0ms 109.5ms 146.0ms

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
layouts/application 35 ms 159.4%
users/index 33 ms 150.3%
layouts/application 31 ms 141.2%
users/index 9 ms 41.0%
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 > ? 1 ms 4.6%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 15 ms 68.3%
api/v1/posts#index 22 ms 100.0%