chore: add example for GKE on 4core/4nodes (#1163)

Signed-off-by: Alex Kuzmin <[email protected]>

examples/performance-tuning/solo-gke/Taskfile.yml

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+version: 3
+includes:
+  main:
+    taskfile: ../Taskfile.examples.yml
+    flatten: true
+vars:
+  solo_home_override_dir: "/home/gke1"
+env:
+  SOLO_NETWORK_SIZE: 4
+  SOLO_NAMESPACE: solo-gke1
+  SOLO_CHART_VERSION: 0.42.3
+  # CONSENSUS_NODE_VERSION: v0.58.0
+  VALUES_FLAG: "--values-file {{.USER_WORKING_DIR}}/init-containers-values.yaml"
+  SETTINGS_FLAG: "--settings-txt {{.USER_WORKING_DIR}}/settings.txt"
+  SOLO_HOME: "{{.solo_home_override_dir}}"
+  LOG4J2_FLAG: "--log4j2-xml {{.USER_WORKING_DIR}}/log4j2.xml"
+  APPLICATION_PROPERTIES_FLAG: "--application-properties {{.USER_WORKING_DIR}}/application.properties"
+  HEDERA_SERVICES_ROOT: "/home/gke1/workspaces/10nodes/hedera-services"
+  LOCAL_BUILD_FLAG: "--local-build-path {{.HEDERA_SERVICES_ROOT}}/hedera-node/data"
+  GENESIS_THROTTLES_FLAG: "--genesis-throttles-file {{.USER_WORKING_DIR}}/throttles.json"
+  # SOLO_CHARTS_DIR_FLAG: "-d /Users/user/source/solo-charts/charts"

examples/performance-tuning/solo-gke/application.properties

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+hedera.config.version=0
+ledger.id=0x01
+netty.mode=TEST
+contracts.chainId=298
+hedera.recordStream.logPeriod=1
+balances.exportPeriodSecs=400
+files.maxSizeKb=2048
+hedera.recordStream.compressFilesOnCreation=true
+balances.compressOnCreation=true
+contracts.maxNumWithHapiSigsAccess=0
+autoRenew.targetTypes=
+nodes.gossipFqdnRestricted=false
+hedera.profiles.active=TEST
+# TODO: this is a workaround until prepareUpgrade freeze will recalculate the weight prior to writing the config.txt
+staking.periodMins=1
+nodes.updateAccountIdAllowed=true
+blockStream.streamMode=BOTH
+
+# Override the throttle definitions to be used during genesis.
+# This override is required because release <= 0.58.x use a different default path.
+bootstrap.throttleDefsJson.resource=data/config/genesis-throttles.json
+
+#small GKE specific:
+cache.warmThreads=6

examples/performance-tuning/solo-gke/init-containers-values.yaml

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+# hedera node configuration
+hedera:
+  initContainers:
+    - name: init-hedera-node
+      image: busybox:stable-musl
+      command: ["sh", "-c", "cp -r /etc /data-saved"]
+      volumeMounts:
+        - name: hgcapp-data-saved
+          mountPath: /data-saved
+  nodes:
+    - name: node1
+      nodeId: 0
+      accountId: 0.0.3
+      root:
+        resources:
+          requests:
+            cpu: 2
+            memory: 16Gi
+          limits:
+            cpu: 4
+            memory: 31Gi
+    - name: node2
+      nodeId: 1
+      accountId: 0.0.4
+      root:
+        resources:
+          requests:
+            cpu: 2
+            memory: 16Gi
+          limits:
+            cpu: 4
+            memory: 31Gi
+    - name: node3
+      nodeId: 2
+      accountId: 0.0.5
+      root:
+        resources:
+          requests:
+            cpu: 2
+            memory: 16Gi
+          limits:
+            cpu: 4
+            memory: 31Gi
+    - name: node4
+      nodeId: 3
+      accountId: 0.0.6
+      root:
+        resources:
+          requests:
+            cpu: 2
+            memory: 16Gi
+          limits:
+            cpu: 4
+            memory: 31Gi
+defaults:
+  haproxy:
+    serviceType: NodePort
+  envoyProxy:
+    loadBalancerEnabled: true
+  sidecars:
+    recordStreamUploader:
+      resources:
+        requests:
+          cpu: 100m
+          memory: 100Mi
+        limits:
+          cpu: 150m
+          memory: 200Mi
+    eventStreamUploader:
+      resources:
+        requests:
+          cpu: 100m
+          memory: 100Mi
+        limits:
+          cpu: 150m
+          memory: 200Mi
+    recordStreamSidecarUploader:
+      resources:
+        requests:
+          cpu: 100m
+          memory: 100Mi
+        limits:
+          cpu: 150m
+          memory: 200Mi
+    blockstreamUploader:
+      resources:
+        requests:
+          cpu: 100m
+          memory: 200Mi
+        limits:
+          cpu: 150m
+          memory: 400Mi
+  root:
+    resources:
+      requests:
+        cpu: 2
+        memory: 16Gi
+      limits:
+        cpu: 4
+        memory: 31Gi
+    extraEnv:
+      - name: JAVA_OPTS
+        value: "-XX:+UnlockExperimentalVMOptions -XX:+UseZGC -XX:ZAllocationSpikeTolerance=2 -XX:ConcGCThreads=4 -XX:MaxDirectMemorySize=4g -XX:MetaspaceSize=100M -XX:+ZGenerational -Xlog:gc*:gc.log --add-opens java.base/jdk.internal.misc=ALL-UNNAMED --add-opens java.base/java.nio=ALL-UNNAMED -Dio.netty.tryReflectionSetAccessible=true"
+      - name: JAVA_HEAP_MIN
+        value: "16g"
+      - name: JAVA_HEAP_MAX
+        value: "19g"
+      - name: MALLOC_ARENA_MAX
+        value: "1"
+deployment:
+  podAnnotations: {}
+  podLabels: {}
+  nodeSelector:
+    solo.hashgraph.io/role: "consensus-node"
+  tolerations:
+    - key: "solo.hashgraph.io/role"
+      operator: "Equal"
+      value: "consensus-node"
+      effect: "NoSchedule"
+minio-server:
+  secrets:
+    # This secret has [accessKey, secretKey] and will be randomly generated by helm
+    existingSecret: minio-secrets
+  tenant:
+    buckets:
+      - name: solo-streams
+      - name: solo-backups
+    name: minio
+    pools:
+      - servers: 1
+        name: pool-1
+        volumesPerServer: 1
+        size: 512Gi
+        storageClassName: standard-rwo
+        nodeSelector: {}
+    configuration:
+      name: minio-secrets
+    certificate:
+      requestAutoCert: false
+  environment:
+    MINIO_BROWSER_LOGIN_ANIMATION: off # https://github.com/minio/console/issues/2539#issuecomment-1619211962
+haproxyDeployment:
+  affinity:
+    podAntiAffinity:
+      requiredDuringSchedulingIgnoredDuringExecution:
+        - labelSelector:
+            matchExpressions:
+              - key: solo.hedera.com/type
+                operator: In
+                values:
+                  - network-node
+          topologyKey: kubernetes.io/hostname
+envoyDeployment:
+  affinity:
+    podAntiAffinity:
+      requiredDuringSchedulingIgnoredDuringExecution:
+        - labelSelector:
+            matchExpressions:
+              - key: solo.hedera.com/type
+                operator: In
+                values:
+                  - network-node
+          topologyKey: kubernetes.io/hostname
+minioDeployment:
+  affinity:
+    podAntiAffinity:
+      requiredDuringSchedulingIgnoredDuringExecution:
+        - labelSelector:
+            matchExpressions:
+              - key: solo.hedera.com/type
+                operator: In
+                values:
+                  - network-node
+          topologyKey: kubernetes.io/hostname