Request Details

Route
/posts/:id PUT
Timestamp
Sep 22, 2026 11:42 PM
Duration
26.16 ms
Status
200
Response Size
9.6 KB
Error
No

Performance Breakdown

Database
33.0% (3 queries)
View Rendering
32.5%
Application Logic
34.5%
Other Operations
0.0%
Total Operations
8
Slowest Operation
39.0 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 56.9ms 113.7ms 170.6ms 227.5ms

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 > ? 18 ms 68.8%
posts#update 26 ms 100.0%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 33 ms 126.2%
posts#update 26 ms 100.0%
layouts/application 39 ms 149.1%
users/index 35 ms 133.8%
SELECT * FROM users WHERE id = ? 24 ms 91.8%
posts#update 26 ms 100.0%