Request Details

Route
/posts/:id GET
Timestamp
Sep 13, 2026 8:17 AM
Duration
56.54 ms
Status
201
Response Size
6.2 KB
Error
No

Performance Breakdown

Database
33.0% (4 queries)
View Rendering
8.8%
Application Logic
58.3%
Other Operations
0.0%
Total Operations
7
Slowest Operation
56.54 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 48.5ms 97.0ms 145.6ms 194.1ms

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 name FROM users 22 ms 38.9%
posts#show 57 ms 100.0%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 10 ms 17.7%
SELECT * FROM posts WHERE created_at > ? 21 ms 37.1%
posts#show 57 ms 100.0%
SELECT users.*, posts.*, comments.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, AVG(posts.view_count) as avg_views, MAX(comments.created_at) as latest_comment FROM users LEFT JOIN posts ON users.id = posts.use... 11 ms 19.5%
home/index 17 ms 30.1%