manticoresoftware / manticoresoftware/manticoresearch

High CPU Usage even on only 100 concurrent connections/s

Open
#136 6 comments 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

Dominant language
C++
Stars
12k
Forks
642
Avg merge
3d 12h
Merged PRs (30d)
47

Description

As the title says. it consumes 60% of cpu core, mysql only uses fewer cpu resource even at 100 concurrent connections


Index size is only 3.6kb, that is only about 3600 characters.

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

No source files or tests are identified. Start by reproducing the report with 100 concurrent connections per second and the stated 3.6 KB index, then compare CPU usage with MySQL; done means the cause of the high CPU usage is identified and the behavior is verified under that workload.

Written by the indexing model from the issue text.

Assessment

Tech stack
cpp, mysql
Domain
backend, performance, search
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
20/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.