Request Details

Route
/posts/:id PUT
Timestamp
Sep 09, 2026 4:06 AM
Duration
23.11 ms
Status
201
Response Size
4.8 KB
Error
No

Performance Breakdown

Database
38.2% (4 queries)
View Rendering
22.2%
Application Logic
39.5%
Other Operations
0.0%
Total Operations
8
Slowest Operation
39.0 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 43.8ms 87.7ms 131.5ms 175.3ms

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
posts#update 23 ms 100.0%
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... 15 ms 64.9%
posts#update 23 ms 100.0%
posts#update 23 ms 100.0%
users/index 39 ms 168.7%
SELECT * FROM posts WHERE created_at > ? 2 ms 8.7%
UPDATE posts SET view_count = view_count + ? WHERE published = ? 35 ms 151.4%
SELECT DISTINCT users.*, posts.*, comments.* FROM users, posts, comments WHERE users.id = posts.user_id AND posts.id = comments.post_id AND users.created_at > ? AND posts.created_at > ? AND comments.created_at > ? 15 ms 64.9%