Disable apsd daemon and wait before shutting down

Fixes #192

.ci/cirrus.runner.yml

@@ -1,17 +1,20 @@
 task:
   name: "Update Runner Image ($MACOS_VERSION)"
+  execution_lock: runner-image-update
   env:
     matrix:
       - MACOS_VERSION: sonoma
-        XCODE_VERSIONS: 16,15.4,15.3,15.2
+        XCODE_VERSIONS: "16,15.4,15.3,15.2,15.1,\"15.0.1\""
+        DISK_SIZE: 350
       - MACOS_VERSION: sequoia
-        XCODE_VERSIONS: "16.1,\"16.2-beta-1\",16,15.4"
+        XCODE_VERSIONS: "16.1,\"16.2-beta-2\",16,15.4"
+        DISK_SIZE: 300
   <<: *defaults
   pull_base_script:
     - tart pull ghcr.io/cirruslabs/macos-$MACOS_VERSION-base:latest
   init_xcode_script: packer init templates/xcode.pkr.hcl
   build_xcode_script: |
-      packer build -var tag=runner -var disk_size=300 \
+      packer build -var tag=runner -var disk_size=$DISK_SIZE \
         -var disk_free_mb=100000 \
         -var macos_version="$MACOS_VERSION" \
         -var xcode_version="[$XCODE_VERSIONS]" \

.ci/cirrus.xcode.yml

@@ -6,8 +6,12 @@ task:
       - MACOS_VERSION: sequoia
         XCODE_VERSION: 16.1
         LATEST: true
+      - MACOS_VERSION: sequoia
+        XCODE_VERSION: 16.2-beta-2
       - MACOS_VERSION: sequoia
         XCODE_VERSION: 16
+      - MACOS_VERSION: sequoia
+        XCODE_VERSION: 15.4
       - MACOS_VERSION: sonoma
         XCODE_VERSION: 16
         LATEST: true
@@ -17,6 +21,10 @@ task:
         XCODE_VERSION: 15.3
       - MACOS_VERSION: sonoma
         XCODE_VERSION: 15.2
+      - MACOS_VERSION: sonoma
+        XCODE_VERSION: 15.1
+      - MACOS_VERSION: sonoma
+        XCODE_VERSION: 15.0.1
   <<: *defaults
   pull_base_script:
     - tart pull ghcr.io/cirruslabs/macos-$MACOS_VERSION-base:latest

README.md

@@ -7,15 +7,17 @@ The following image variants are currently available:
 
 * `macos-{sequoia,sonoma}-base` image has only `brew` pre-installed and the latest version of `macOS` available
 * `macos-{sequoia,sonoma}-xcode:N` image is based on `macos-{sequoia,sonoma}-base` image and has `Xcode N` with [`Flutter`](https://flutter.dev/) pre-installed
-* `macos-runner:sonoma` image is a variant of `xcode:N` with 3 latest versions of `Xcode` pre-installed and [`xcodes` tool](https://github.com/XcodesOrg/xcodes) to switch between them.
+* `macos-runner:{sequoia,sonoma}` image is a variant of `xcode:N` with several versions of `Xcode` pre-installed and [`xcodes` tool](https://github.com/XcodesOrg/xcodes) to switch between them.
 
 See a full list of VMs available [here](https://github.com/orgs/cirruslabs/packages?tab=packages&q=macos-).
 
 ## Release Cadence
 
 Once a new version of Xcode is released, we will initiate a GitHub release which will automatically build and push
-a new version of the `macos-{sequoia,sonoma}-xcode:N` image as well as `macos-runner:sonoma`. This generally happens within 24 hours
-of a release. Please watch this repository releases to get notified about new images.
+a new version of the `macos-sequoia-xcode:N`. This generally happens within 24 hours of a release.
+Please watch this repository releases to get notified about new images.
+
+For an Xcode release which is non beta and not an RC `ghcr.io/cirruslabs/macos-runner:sequoia` image will also be updated.
 
 ## Update Cadence
 
@@ -23,8 +25,8 @@ Some of the images are regularly getting rebuild in order to update the pre-inst
 monthly on the first Saturday of the month:
 
 * `ghcr.io/cirruslabs/macos-{sequoia,sonoma}-base`
-* `ghcr.io/cirruslabs/macos-sonoma-xcode:{16-beta,latest,15.4,15.3,15.2}`
-* `ghcr.io/cirruslabs/macos-sequoia-xcode:{16-beta}`
+* `ghcr.io/cirruslabs/macos-runner:sonoma` which is a superset of `ghcr.io/cirruslabs/macos-sonoma-xcode:{latest,16,15.4,15.3,15.2,15.1,15.0.1}`
+* `ghcr.io/cirruslabs/macos-runner:sequoia` which is a superset of `ghcr.io/cirruslabs/macos-sequoia-xcode:{latest,16.1,16.2-beta-2,16,15.4}`
 
-Note that `ghcr.io/cirruslabs/macos-runner:sonoma` is updated every Sunday and this image is [optimised for startup](https://cirrus-runners.app/blog/2024/04/11/optimizing-startup-time-of-cirrus-runners/)
+Note that `ghcr.io/cirruslabs/macos-runner:{sequoia,sonoma}` are updated every Sunday and these images are [optimised for startup](https://cirrus-runners.app/blog/2024/04/11/optimizing-startup-time-of-cirrus-runners/)
 on Cirrus Runners and Cirrus CI services.

templates/vanilla-sequoia.pkr.hcl

@@ -8,7 +8,7 @@ packer {
 }
 
 source "tart-cli" "tart" {
-  from_ipsw    = "https://updates.cdn-apple.com/2024FallFCS/fullrestores/072-12340/78D28AC4-CCFC-45D2-BD27-1E5D915E43F9/UniversalMac_15.1_24B83_Restore.ipsw"
+  from_ipsw    = "https://updates.cdn-apple.com/2024FallFCS/fullrestores/072-12302/3786987A-AD94-4BFB-81B8-56D3841CA81B/UniversalMac_15.1_24B2083_Restore.ipsw"
   vm_name      = "sequoia-vanilla"
   cpu_count    = 4
   memory_gb    = 8

templates/xcode.pkr.hcl

@@ -229,4 +229,25 @@ build {
       "test -d /Users/runner"
     ]
   }
+
+  # Disable apsd[1][2] daemon as it causes high CPU usage after boot
+  #
+  # [1]: https://iboysoft.com/wiki/apsd-mac.html
+  # [2]: https://discussions.apple.com/thread/4459153
+  provisioner "shell" {
+    inline = [
+      "sudo launchctl unload -w /System/Library/LaunchDaemons/com.apple.apsd.plist"
+    ]
+  }
+
+  # Wait for the "update_dyld_sim_shared_cache" process[1][2] to finish
+  # to avoid wasting CPU cycles after boot
+  #
+  # [1]: https://apple.stackexchange.com/questions/412101/update-dyld-sim-shared-cache-is-taking-up-a-lot-of-memory
+  # [2]: https://stackoverflow.com/a/68394101/9316533
+  provisioner "shell" {
+    inline = [
+      "sleep 900"
+    ]
+  }
 }