Request Details

Route
/users/:id PUT
Timestamp
Sep 23, 2026 5:18 AM
Duration
45.96 ms
Status
200
Response Size
5.7 KB
Error
No

Performance Breakdown

Database
64.1% (4 queries)
View Rendering
0.0%
Application Logic
35.9%
Other Operations
0.0%
Total Operations
5
Slowest Operation
45.96 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
Database
0.0ms 32.0ms 64.0ms 96.0ms 128.0ms

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
SELECT id, name FROM users WHERE email = ? 25 ms 54.4%
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... 25 ms 54.4%
UPDATE posts SET view_count = view_count + ? WHERE published = ? 9 ms 19.6%
SELECT users.* FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id WHERE users.active = ? AND posts.published = ? AND comments.approved = ? OR users.created_at > ? AND posts.created_at > ? AND commen... 23 ms 50.0%
users#update 46 ms 100.0%