PowerFlex 3.x: GW Is Experiencing An Java Error - OutOfMemoryError

The GW's logs show "OutOfMemoryError: Java heap space" messages:

scaleio-trace.log

2024-03-31 05:37:27,674 [https-jsse-nio-443-exec-6] ERROR c.e.s.s.s.ConnectionServiceImpl - Error invoking connection call to server
java.lang.IllegalStateException: java.io.IOException: java.lang.reflect.InvocationTargetException
        at org.apache.catalina.webresources.AbstractSingleArchiveResourceSet.getArchiveEntry(AbstractSingleArchiveResourceSet.java:99)
... ...
Caused by: java.lang.OutOfMemoryError: Java heap space

scaleio.log

2024-03-19 00:41:45,534 [command-service-0-ReceiveLoop-1319392906] ERROR c.e.e.n.c.LayeredProtocolConnection - LPC-1319392906 #ea7ca146fa916e54 [10.14.226.11:6611]: OutOfMemoryError in receive loop
java.lang.OutOfMemoryError: Java heap space

Impact

GW REST API was not responsive and times out. 

1. Edit the following file on the GW:

/opt/emc/scaleio/gateway/conf/server.xml

2. Add the following string below before maxHttpHeaderSize="16384" (e.g. line 103):

sessionCacheSize="2000"

For example:


3. Save the change and restart the GW service:

systemctl restart scaleio-gateway

Impacted Versions

PowerFlex 3.6.2.x-3.6.4.x

Fixed In Version

PowerFlex 3.6.5