Request Details

Route
/posts/:id GET
Timestamp
Sep 11, 2026 2:57 AM
Duration
42.5 ms
Status
200
Response Size
7.7 KB
Error
No

Performance Breakdown

Database
18.5% (2 queries)
View Rendering
13.3%
Application Logic
68.3%
Other Operations
0.0%
Total Operations
8
Slowest Operation
42.5 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 62.3ms 124.5ms 186.8ms 249.0ms

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
posts#show 43 ms 100.0%
posts#show 43 ms 100.0%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 17 ms 40.0%
posts#show 43 ms 100.0%
posts#show 43 ms 100.0%
posts/show 23 ms 54.1%
users/index 10 ms 23.5%
SELECT users.* FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id WHERE users.active = ? AND posts.published = ? AND comments.approved = ? OR users.created_at > ? AND posts.created_at > ? AND commen... 29 ms 68.2%