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Auto-configure default JVM Xmx based on workspace resources #20536

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Merged
merged 2 commits into from
Jan 22, 2025
Merged

Auto-configure default JVM Xmx based on workspace resources #20536

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801af17
Auto-configure default JVM Xmx based on workspace resources
mustard-mh Jan 21, 2025
30b12d3
Add max xmx and unit tests
mustard-mh Jan 22, 2025
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10 changes: 10 additions & 0 deletions components/ide/jetbrains/launcher/main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -857,6 +857,16 @@ func updateVMOptions(
if err == nil && parsedCPUCount > 0 && parsedCPUCount <= 16 {
gitpodVMOptions = append(gitpodVMOptions, "-XX:ActiveProcessorCount="+cpuCount)
}

memory := os.Getenv("GITPOD_MEMORY")
parsedMemory, err := strconv.Atoi(memory)
if err == nil && parsedMemory > 0 {
xmx := (float64(parsedMemory) * 0.6)
if xmx > 2048 {
gitpodVMOptions = append(gitpodVMOptions, fmt.Sprintf("-Xmx%dm", int(xmx)))
}
}

vmoptions := deduplicateVMOption(ideaVMOptionsLines, gitpodVMOptions, filterFunc)

// user-defined vmoptions (EnvVar)
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2 changes: 1 addition & 1 deletion components/ws-manager-mk2/controllers/create.go
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Expand Up @@ -612,7 +612,7 @@ func createWorkspaceEnvironment(sctx *startWorkspaceContext) ([]corev1.EnvVar, e
if err != nil {
return nil, xerrors.Errorf("cannot create environment: %w", err)
}
memoryInMegabyte := res.Memory().Value() / (1000 * 1000)
memoryInMegabyte := res.Memory().Value() / (1024 * 1024)
result = append(result, corev1.EnvVar{Name: "GITPOD_MEMORY", Value: strconv.FormatInt(memoryInMegabyte, 10)})

cpuCount := res.Cpu().Value()
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12 changes: 12 additions & 0 deletions dev/preview/workflow/preview/deploy-gitpod.sh
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Expand Up @@ -208,6 +208,13 @@ yq w -i "${INSTALLER_CONFIG_PATH}" experimental.webapp.workspaceClasses[1].descr
yq w -i "${INSTALLER_CONFIG_PATH}" experimental.webapp.workspaceClasses[1].powerups "2"
yq w -i "${INSTALLER_CONFIG_PATH}" experimental.webapp.workspaceClasses[1].credits.perMinute "0.1666666667"

yq w -i "${INSTALLER_CONFIG_PATH}" experimental.webapp.workspaceClasses[+].id "g1-large"
yq w -i "${INSTALLER_CONFIG_PATH}" experimental.webapp.workspaceClasses[2].category "GENERAL PURPOSE"
yq w -i "${INSTALLER_CONFIG_PATH}" experimental.webapp.workspaceClasses[2].displayName "Large"
yq w -i "${INSTALLER_CONFIG_PATH}" experimental.webapp.workspaceClasses[2].description "Large workspace class (50GB disk)"
yq w -i "${INSTALLER_CONFIG_PATH}" experimental.webapp.workspaceClasses[2].powerups "3"
yq w -i "${INSTALLER_CONFIG_PATH}" experimental.webapp.workspaceClasses[2].credits.perMinute "0.5"

# create two workspace classes (g1-standard and g1-small) in ws-manager configmap
yq w -i "${INSTALLER_CONFIG_PATH}" experimental.workspace.classes["g1-standard"].name "g1-standard"
yq w -i "${INSTALLER_CONFIG_PATH}" experimental.workspace.classes["g1-standard"].resources.requests.cpu "100m"
Expand All @@ -221,6 +228,11 @@ yq w -i "${INSTALLER_CONFIG_PATH}" experimental.workspace.classes["g1-small"].re
yq w -i "${INSTALLER_CONFIG_PATH}" experimental.workspace.classes["g1-small"].resources.limits.storage "5Gi"
yq w -i "${INSTALLER_CONFIG_PATH}" experimental.workspace.classes["g1-small"].resources.limits.ephemeral-storage "5Gi"

yq w -i "${INSTALLER_CONFIG_PATH}" experimental.workspace.classes["g1-large"].name "g1-large"
yq w -i "${INSTALLER_CONFIG_PATH}" experimental.workspace.classes["g1-large"].resources.requests.cpu "100m"
yq w -i "${INSTALLER_CONFIG_PATH}" experimental.workspace.classes["g1-large"].resources.requests.memory "16Gi"
yq w -i "${INSTALLER_CONFIG_PATH}" experimental.workspace.classes["g1-large"].resources.limits.storage "50Gi"
yq w -i "${INSTALLER_CONFIG_PATH}" experimental.workspace.classes["g1-large"].resources.limits.ephemeral-storage "50Gi"
#
# configureObjectStorage
#
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