Request Details

Route
/ GET
Timestamp
Sep 18, 2026 6:37 PM
Duration
66.87 ms
Status
204
Response Size
15 KB
Error
No

Performance Breakdown

Database
28.8% (6 queries)
View Rendering
7.4%
Application Logic
63.8%
Other Operations
0.0%
Total Operations
11
Slowest Operation
66.87 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 104.9ms 209.7ms 314.6ms 419.5ms

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 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... 10 ms 15.0%
SELECT users.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, SUM(posts.view_count) as total_views, AVG(posts.view_count) as avg_views, MIN(posts.created_at) as first_post, MAX(posts.created_at) as latest_post FR... 35 ms 52.3%
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... 31 ms 46.4%
SELECT id, name FROM users WHERE email = ? 19 ms 28.4%
layouts/application 31 ms 46.4%
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 > ? 2 ms 3.0%
home#index 67 ms 100.0%
home#index 67 ms 100.0%
home#index 67 ms 100.0%
SELECT * FROM posts WHERE created_at > ? 24 ms 35.9%
home#index 67 ms 100.0%