Changes for page No Data Delivered to Backend System
Last modified by Erik Bakker on 2024/09/03 13:40
From version 4.1
edited by Eva Torken
on 2024/03/26 10:58
on 2024/03/26 10:58
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To version 3.1
edited by Eva Torken
on 2024/03/22 15:42
on 2024/03/22 15:42
Change comment:
There is no comment for this version
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... ... @@ -19,11 +19,11 @@ 19 19 20 20 === 3.2 Analysis === 21 21 22 -The problem led us to investigate the queue statisticsof theflowresponsiblefor delivering the data. Here, it wasseenthatdatawasflowingthroughtthequeue, but inarepetitive pattern.In the runtime statisticsa veryhigh CPUwas observed.Consequently,thehealthofheH2 databasewasinvestigated.The H2databasewas processingthemessagesrepeatedly after the connector hadundergone auto-healing. Therefore,it wasnotprocessingthenewmessages.22 +The problem led us to investigate the health of the H2 database. The database had a very high CPU and had high CPU after the connector underwent auto-healing. After further investigation it seemed that the H2 was reprocessing messages and therefore not taking on new ones. 23 23 24 24 == 4. Result == 25 25 26 -The removal and re-addition of the H2 database caused the H2 database to return to normal behavior. Afterwards, the problem did not reoccur. The resetting of the H2 database should also solve the problem. This can be done by moving to Deploy -> Architecture and pressing 'Reset H2'. Do remember that resetting the H2 database or removing and readding it will result in a loss of all the data on the database.26 +The removal and re-addition of the H2 database caused the H2 database to return to normal behavior. Afterwards, the problem did not reoccur. 27 27 28 28 == 5. Suggested Additional Readings == 29 29 N/A