I need to configure trino to avoid restart of pod due to oom these are my current configuration but I'm still facing restarts due to OOM can you tell why?

[AlakmarShafin]

These are my configs:
Please Help !

config. properties:
coordinator=true
node-scheduler.include-coordinator=true
http-server.http.port=80
discovery.uri=http://localhost:80

http-server.https.enabled=true
http-server.https.port=443
http-server.https.keystore.path=/etc/trino/healthrxcert.pem
http-server.authentication.type=oauth2,PASSWORD
password-authenticator.config-files=/etc/trino/password-authenticator.properties

http-server.authentication.oauth2.principal-field=name
http-server.authentication.oauth2.issuer=https://login.microsoftonline.com/-04e83d5e5037/v2.0
http-server.authentication.oauth2.client-id=${ENV:TrinoDevClientId}
http-server.authentication.oauth2.client-secret=${ENV:TrinoDevClientSecret}
http-server.authentication.oauth2.auth-url=https://login.microsoftonline.com/-04e83d5e5037/oauth2/v2.0/authorize
http-server.authentication.oauth2.token-url=https://login.microsoftonline.com/-04e83d5e5037/oauth2/v2.0/token
http-server.authentication.oauth2.jwks-url=https://login.microsoftonline.com/-04e83d5e5037/discovery/v2.0/keys
http-server.authentication.oauth2.userinfo-url=https://graph.microsoft.com/oidc/userinfo
http-server.authentication.oauth2.scopes=openid
web-ui.authentication.type=oauth2
http-server.authentication.oauth2.user-mapping.file=/etc/trino/user-mapping.json

internal-communication.shared-secret=lidZRZ1KOOA2nu89PSKKxwD6
access-control.config-files=/etc/trino/access-control.properties
query.max-history=1000000
query.min-expire-age=2d
query.max-memory=18GB
query.max-memory-per-node=15GB
query.max-cpu-time=120m

jvm.config :

-server
-Xmx27G
-XX:InitialRAMPercentage=20
-XX:MaxRAMPercentage=90
-XX:G1HeapRegionSize=32M
-XX:+UseG1GC
-XX:MaxGCPauseMillis=200
-XX:ParallelGCThreads=4
-XX:+ExitOnOutOfMemoryError
-XX:+HeapDumpOnOutOfMemoryError
-XX:-OmitStackTraceInFastThrow
-XX:ReservedCodeCacheSize=512M
-XX:PerMethodRecompilationCutoff=10000
-XX:PerBytecodeRecompilationCutoff=10000
-Djdk.attach.allowAttachSelf=true
-Djdk.nio.maxCachedBufferSize=2000000
-XX:+UnlockDiagnosticVMOptions
-XX:+UseAESCTRIntrinsics