Final change

dist/restore/index.js

@@ -36021,9 +36021,9 @@ function createTar(archiveFolder, sourceDirectories, compressionMethod) {
         function getCompressionProgram() {
             switch (compressionMethod) {
                 case constants_1.CompressionMethod.Zstd:
-                    return ['--use-compress-program', 'zstd -T0 --long=30'];
+                    return ['--use-compress-program', 'zstd -T0 --fast=1 --long=30'];
                 case constants_1.CompressionMethod.ZstdWithoutLong:
-                    return ['--use-compress-program', 'zstd -T0'];
+                    return ['--use-compress-program', 'zstd -T0 --fast=1'];
                 default:
                     return ['-z'];
             }

dist/save/index.js

@@ -36021,9 +36021,9 @@ function createTar(archiveFolder, sourceDirectories, compressionMethod) {
         function getCompressionProgram() {
             switch (compressionMethod) {
                 case constants_1.CompressionMethod.Zstd:
-                    return ['--use-compress-program', 'zstd -T0 --long=30'];
+                    return ['--use-compress-program', 'zstd -T0 --fast=1 --long=30'];
                 case constants_1.CompressionMethod.ZstdWithoutLong:
-                    return ['--use-compress-program', 'zstd -T0'];
+                    return ['--use-compress-program', 'zstd -T0 --fast=1'];
                 default:
                     return ['-z'];
             }

package-lock.json

@@ -6,7 +6,7 @@
   "dependencies": {
     "@actions/cache": {
       "version": "file:actions-cache-1.0.9.tgz",
-      "integrity": "sha512-No/qA+9T1Jxa2vyQpOK5LhEIv4qITPcfm5xwyhrJpVKPJIEktTTPCUN8FMUPE9Q7fEJhkJYn2AQAIpYti2oDeA==",
+      "integrity": "sha512-5tL5poVb4jwk+CVblrTVroMSPqDNjgjKoLQVRksLoeFzLU0GegP+caZj0tUc2w7QJ8lYttug9quEqI3rWh2KjA==",
       "requires": {
         "@actions/core": "^1.2.6",
         "@actions/exec": "^1.0.1",