Request Details

Route
/ GET
Timestamp
Sep 11, 2026 1:10 PM
Duration
85.0 ms
Status
201
Response Size
20 KB
Error
No

Performance Breakdown

Database
14.5% (3 queries)
View Rendering
16.3%
Application Logic
69.2%
Other Operations
0.0%
Total Operations
10
Slowest Operation
85.0 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 122.7ms 245.5ms 368.2ms 491.0ms

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 18 ms 21.2%
SELECT * FROM posts WHERE created_at > ? 11 ms 12.9%
users/index 35 ms 41.2%
home#index 85 ms 100.0%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 32 ms 37.6%
SELECT * FROM (SELECT users.id, users.name, users.email, COUNT(posts.id) as post_count FROM users LEFT JOIN posts ON users.id = posts.user_id WHERE users.active = ? GROUP BY users.id) as user_posts JOIN (SELECT user_id, COUNT(*) as comment_count FROM c... 28 ms 32.9%
home#index 85 ms 100.0%
home#index 85 ms 100.0%
home#index 85 ms 100.0%
posts/show 27 ms 31.8%