Request Details

Route
/posts/:id GET
Timestamp
Sep 23, 2026 12:09 AM
Duration
86.3 ms
Status
200
Response Size
17 KB
Error
No

Performance Breakdown

Database
36.2% (4 queries)
View Rendering
27.9%
Application Logic
35.9%
Other Operations
0.0%
Total Operations
8
Slowest Operation
86.3 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 60.1ms 120.2ms 180.2ms 240.3ms

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 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... 35 ms 40.6%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 26 ms 30.1%
users/index 36 ms 41.7%
posts#show 86 ms 100.0%
SELECT name FROM users 19 ms 22.0%
users/index 14 ms 16.2%
SELECT name FROM users 7 ms 8.1%
posts/show 17 ms 19.7%