Request Details

Route
/users/:id PUT
Timestamp
Sep 22, 2026 10:33 PM
Duration
87.96 ms
Status
204
Response Size
18 KB
Error
No

Performance Breakdown

Database
27.9% (4 queries)
View Rendering
14.9%
Application Logic
57.1%
Other Operations
0.0%
Total Operations
8
Slowest Operation
87.96 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 77.0ms 154.0ms 230.9ms 307.9ms

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#update 88 ms 100.0%
users/index 10 ms 11.4%
SELECT * FROM posts WHERE title LIKE ? AND content LIKE ? AND LOWER(title) LIKE ? AND UPPER(content) LIKE ? 34 ms 38.7%
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... 24 ms 27.3%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 14 ms 15.9%
users#update 88 ms 100.0%
posts/show 36 ms 40.9%
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... 14 ms 15.9%