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About WSO2 API Manager
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Why are the changes I did to the Response Content Type resource parameter of a published API not reflected in the API Store, even after saving?
If you edited the Response Content Type using the UI, please open the API's Swagger definition, do your changes, and save. Then the changes should be reflected back in the API Store. This will be fixed in a future release.
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You can protect your server from attacks such as the Logjam attack (Man-in-the-Middle attack) by disabling weak ciphers. For more details, see Disable weak ciphers in the WSO2 Admin Guide.
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If you are using the API-M instance you used as the first instance in the Publish through Multiple API Gateways tutorial, you may receive the above error when trying out other tutorials. This is because you updated the environments configurations in that pack by adding two API Gateway environments under the |
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At the time of an error, you can use a tool called Carbon Dump (carbondump.sh) to collect all the necessary data (i.e., heap and thread dumps) from a running WSO2 API Manager instance in order to carryout a head dump and thread stack analysis. For more information on using this tool, see Capturing the state of the system in the Administration guide.
How can I clean up the REG_LOG table?
The REG_LOG table contains all the registry operations performed for all the registry resources in the system. When you clean up this table, you need to keep the latest record from every resource path to maintain atleast one resource reference in case of reindexing. Exceute the following query to clean this table.
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DELETE n1 FROM REG_LOG n1, REG_LOG n2 WHERE n1.REG_LOG_ID < n2.REG_LOG_ID AND n1.REG_PATH = n2.REG_PATH AND n1.REG_TENANT_ID = n2.REG_TENANT_ID;
DELETE FROM REG_LOG WHERE REG_ACTION = 7;
CREATE INDEX REG_RESOURCE_IND_BY_UUID USING HASH ON REG_RESOURCE(REG_UUID); |
Cleaning up the REG_LOG table periodically might be required if there is a large amount of data in the table, and as a result it takes a long time to process queries. Executing the query given above helps to improve the performance of the database.