try zstd compression

Author: darora

ansible/vars.yml

@@ -10,7 +10,7 @@ postgres_major:
 # Full version strings for each major version
 postgres_release:
   postgresorioledb-17: "17.5.1.009-orioledb"
-  postgres17: "17.4.1.067-rc.8"
+  postgres17: "17.4.1.067-rc.9-zstd"
   postgres15: "15.8.1.123"
 
 # Non Postgres Extensions

qemu-arm64-nix.pkr.hcl

@@ -80,6 +80,9 @@ source "qemu" "cloudimg" {
   iso_checksum   = "file:https://cloud-images.ubuntu.com/noble/current/SHA256SUMS"
   iso_url = "https://cloud-images.ubuntu.com/noble/current/noble-server-cloudimg-arm64.img"
   memory         = 40000
+  qemu_img_args {
+    convert = ["-o", "compression_type=zstd"]
+  }
   qemu_binary    = "qemu-system-aarch64"
   qemuargs = [
     ["-machine", "virt,gic-version=3"],