opentracing-contrib / opentracing-contrib/java-jdbc
After using druid data connection pool, there will be a connection failure error.
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- Dominant language
- Java
- Stars
- 86
- Forks
- 53
- Avg merge
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- Merged PRs (30d)
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Description
Cause: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 767,031 milliseconds ago. The last packet sent successfully to the server was 30 milliseconds ago.
Contributor guide
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
No source file, test, or entry point is identified; begin by locating the JDBC connection-pool instrumentation and reproducing the Druid/MySQL failure. Done would require an agreed explanation and verified fix or regression test, but the issue does not define the expected behavior.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java, mysql
- Domain
- database
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100