Request Details

Route
/posts POST
Timestamp
Sep 10, 2026 3:15 AM
Duration
46.66 ms
Status
201
Response Size
4 KB
Error
No

Performance Breakdown

Database
29.0% (3 queries)
View Rendering
14.5%
Application Logic
56.4%
Other Operations
0.0%
Total Operations
8
Slowest Operation
46.66 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 62.0ms 124.0ms 186.0ms 248.0ms

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#create 47 ms 100.0%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 28 ms 60.0%
home/index 30 ms 64.3%
posts#create 47 ms 100.0%
SELECT name FROM users 18 ms 38.6%
layouts/application 6 ms 12.9%
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 > ? 26 ms 55.7%
posts#create 47 ms 100.0%