Mount volumes at /mnt/disks (#2584)

r4victor · web-flow · commit a6edb449a797 · 2025-04-30T10:55:37.000+05:00
diff --git a/runner/internal/shim/docker.go b/runner/internal/shim/docker.go
@@ -564,8 +564,9 @@ func formatAndMountVolume(ctx context.Context, volume VolumeInfo) error {
 }
 
 func getVolumeMountPoint(volumeName string) string {
-	// Put volumes in data-specific dir to avoid clashes with host dirs
-	return fmt.Sprintf("/dstack-volumes/%s", volumeName)
+	// Put volumes in dstack-specific dir to avoid clashes with host dirs.
+	// /mnt/disks is used since on some VM images other places may not be writable (e.g. GCP COS).
+	return fmt.Sprintf("/mnt/disks/dstack-volumes/%s", volumeName)
 }
 
 func prepareInstanceMountPoints(taskConfig TaskConfig) error {

Original file line number	Diff line number	Diff line change
`@@ -564,8 +564,9 @@ func formatAndMountVolume(ctx context.Context, volume VolumeInfo) error {`
`564`	`564`	`}`
`565`	`565`
`566`	`566`	`func getVolumeMountPoint(volumeName string) string {`
`567`		`- // Put volumes in data-specific dir to avoid clashes with host dirs`
`568`		`- return fmt.Sprintf("/dstack-volumes/%s", volumeName)`
	`567`	`+ // Put volumes in dstack-specific dir to avoid clashes with host dirs.`
	`568`	`+ // /mnt/disks is used since on some VM images other places may not be writable (e.g. GCP COS).`
	`569`	`+ return fmt.Sprintf("/mnt/disks/dstack-volumes/%s", volumeName)`
`569`	`570`	`}`
`570`	`571`
`571`	`572`	`func prepareInstanceMountPoints(taskConfig TaskConfig) error {`