Request Details

Route
/users/:id PUT
Timestamp
Sep 22, 2026 9:40 AM
Duration
72.34 ms
Status
200
Response Size
5.9 KB
Error
No

Performance Breakdown

Database
53.3% (5 queries)
View Rendering
16.1%
Application Logic
30.6%
Other Operations
0.0%
Total Operations
8
Slowest Operation
72.34 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 59.1ms 118.2ms 177.3ms 236.3ms

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 26 ms 35.9%
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... 20 ms 27.6%
users#update 72 ms 100.0%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 24 ms 33.2%
SELECT * FROM posts WHERE created_at > ? 23 ms 31.8%
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... 32 ms 44.2%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 27 ms 37.3%
users/index 12 ms 16.6%