Request Details

Route
/posts/:id PUT
Timestamp
Sep 21, 2026 5:47 PM
Duration
20.8 ms
Status
200
Response Size
15 KB
Error
No

Performance Breakdown

Database
10.3% (1 query)
View Rendering
33.2%
Application Logic
56.5%
Other Operations
0.0%
Total Operations
8
Slowest Operation
38.0 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 46.0ms 92.0ms 138.0ms 184.0ms

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
posts#update 21 ms 100.0%
posts#update 21 ms 100.0%
posts#update 21 ms 100.0%
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... 19 ms 91.3%
users/index 38 ms 182.7%
posts#update 21 ms 100.0%
posts/show 23 ms 110.6%
posts#update 21 ms 100.0%