Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 16, 2026 8:12 AM
Duration
32.06 ms
Status
200
Response Size
2.7 KB
Error
No

Performance Breakdown

Database
29.4% (2 queries)
View Rendering
40.6%
Application Logic
29.9%
Other Operations
0.0%
Total Operations
7
Slowest Operation
35.0 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 53.5ms 107.1ms 160.6ms 214.1ms

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
users/settings#show 32 ms 100.0%
users/settings#show 32 ms 100.0%
home/index 31 ms 96.7%
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... 29 ms 90.5%
home/index 35 ms 109.2%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 34 ms 106.1%
users/index 21 ms 65.5%