[MXS-4650] Unknown prepared statement handler error with readconnroute Created: 2023-06-20 Updated: 2023-10-25 Resolved: 2023-08-21 |
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| Status: | Closed |
| Project: | MariaDB MaxScale |
| Component/s: | readconnroute |
| Affects Version/s: | 6.4.7 |
| Fix Version/s: | N/A |
| Type: | Bug | Priority: | Major |
| Reporter: | markus makela | Assignee: | markus makela |
| Resolution: | Incomplete | Votes: | 0 |
| Labels: | None | ||
| Sprint: | MXS-SPRINT-186, MXS-SPRINT-187, MXS-SPRINT-188 |
| Description |
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These get logged for some reason in MaxScale.
This appears to be a case where a COM_STMT_CLOSE is sent without a COM_STMT_PREPARE being sent. Another case was also seen where two COM_STMT_CLOSE were sent in a row. |
| Comments |
| Comment by markus makela [ 2023-07-18 ] |
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The 6.4.8 version will contain a warning about partially received COM_STMT_CLOSE packets which should rule that out as a cause. If these end up being logged, it means there's a bug somewhere in MaxScale that splits a packet in half. There is also additional info level messages that log the connection attributes of each client. This should help identify which driver is being used to connect to MaxScale which in turn helps out rule problems like |