diff --git a/.github/actionlint.yml b/.github/actionlint.yml
index 06b48b9b54..ad09545902 100644
--- a/.github/actionlint.yml
+++ b/.github/actionlint.yml
@@ -13,22 +13,17 @@ self-hosted-runner:
     - windows-2025-16
     - windows-2025-32
     - windows-2025-64
-    # Buildjet Ubuntu 20.04 - AMD x86_64
-    - buildjet-2vcpu-ubuntu-2004
-    - buildjet-4vcpu-ubuntu-2004
-    - buildjet-8vcpu-ubuntu-2004
-    - buildjet-16vcpu-ubuntu-2004
-    - buildjet-32vcpu-ubuntu-2004
-    # Buildjet Ubuntu 22.04 - AMD x86_64
-    - buildjet-2vcpu-ubuntu-2204
-    - buildjet-4vcpu-ubuntu-2204
-    - buildjet-8vcpu-ubuntu-2204
-    - buildjet-16vcpu-ubuntu-2204
-    - buildjet-32vcpu-ubuntu-2204
-    # Buildjet Ubuntu 22.04 - Graviton aarch64
-    - buildjet-8vcpu-ubuntu-2204-arm
-    - buildjet-16vcpu-ubuntu-2204-arm
-    - buildjet-32vcpu-ubuntu-2204-arm
+    # Namespace Ubuntu 20.04 (Release builds)
+    - namespace-profile-16x32-ubuntu-2004
+    - namespace-profile-32x64-ubuntu-2004
+    - namespace-profile-16x32-ubuntu-2004-arm
+    - namespace-profile-32x64-ubuntu-2004-arm
+    # Namespace Ubuntu 22.04 (Everything else)
+    - namespace-profile-2x4-ubuntu-2204
+    - namespace-profile-4x8-ubuntu-2204
+    - namespace-profile-8x16-ubuntu-2204
+    - namespace-profile-16x32-ubuntu-2204
+    - namespace-profile-32x64-ubuntu-2204
     # Self Hosted Runners
     - self-mini-macos
     - self-32vcpu-windows-2022
diff --git a/.github/workflows/bump_patch_version.yml b/.github/workflows/bump_patch_version.yml
index bc44066ea6..bfaf7a271b 100644
--- a/.github/workflows/bump_patch_version.yml
+++ b/.github/workflows/bump_patch_version.yml
@@ -16,7 +16,7 @@ jobs:
   bump_patch_version:
     if: github.repository_owner == 'zed-industries'
     runs-on:
-      - github-16vcpu-ubuntu-2204
+      - namespace-profile-16x32-ubuntu-2204
     steps:
       - name: Checkout code
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8f4f4d2b11..84907351fe 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -137,7 +137,7 @@ jobs:
       github.repository_owner == 'zed-industries' &&
       needs.job_spec.outputs.run_tests == 'true'
     runs-on:
-      - github-8vcpu-ubuntu-2204
+      - namespace-profile-8x16-ubuntu-2204
     steps:
       - name: Checkout repo
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
@@ -168,7 +168,7 @@ jobs:
     needs: [job_spec]
     if: github.repository_owner == 'zed-industries'
     runs-on:
-      - github-8vcpu-ubuntu-2204
+      - namespace-profile-4x8-ubuntu-2204
     steps:
       - name: Checkout repo
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
@@ -221,7 +221,7 @@ jobs:
       github.repository_owner == 'zed-industries' &&
       (needs.job_spec.outputs.run_tests == 'true' || needs.job_spec.outputs.run_docs == 'true')
     runs-on:
-      - github-8vcpu-ubuntu-2204
+      - namespace-profile-8x16-ubuntu-2204
     steps:
       - name: Checkout repo
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
@@ -328,7 +328,7 @@ jobs:
       github.repository_owner == 'zed-industries' &&
       needs.job_spec.outputs.run_tests == 'true'
     runs-on:
-      - github-16vcpu-ubuntu-2204
+      - namespace-profile-16x32-ubuntu-2204
     steps:
       - name: Add Rust to the PATH
         run: echo "$HOME/.cargo/bin" >> "$GITHUB_PATH"
@@ -380,7 +380,7 @@ jobs:
       github.repository_owner == 'zed-industries' &&
       needs.job_spec.outputs.run_tests == 'true'
     runs-on:
-      - github-8vcpu-ubuntu-2204
+      - namespace-profile-16x32-ubuntu-2204
     steps:
       - name: Add Rust to the PATH
         run: echo "$HOME/.cargo/bin" >> "$GITHUB_PATH"
@@ -597,8 +597,7 @@ jobs:
     timeout-minutes: 60
     name: Linux x86_x64 release bundle
     runs-on:
-      - github-16vcpu-ubuntu-2204
-      # - buildjet-16vcpu-ubuntu-2004 # ubuntu 20.04 for minimal glibc
+      - namespace-profile-16x32-ubuntu-2004 # ubuntu 20.04 for minimal glibc
     if: |
       startsWith(github.ref, 'refs/tags/v')
       || contains(github.event.pull_request.labels.*.name, 'run-bundling')
@@ -651,7 +650,7 @@ jobs:
     timeout-minutes: 60
     name: Linux arm64 release bundle
     runs-on:
-      - github-16vcpu-ubuntu-2204-arm
+      - namespace-profile-32x64-ubuntu-2004-arm # ubuntu 20.04 for minimal glibc
     if: |
       startsWith(github.ref, 'refs/tags/v')
       || contains(github.event.pull_request.labels.*.name, 'run-bundling')
diff --git a/.github/workflows/deploy_cloudflare.yml b/.github/workflows/deploy_cloudflare.yml
index 3a294fdc17..df35d44ca9 100644
--- a/.github/workflows/deploy_cloudflare.yml
+++ b/.github/workflows/deploy_cloudflare.yml
@@ -9,7 +9,7 @@ jobs:
   deploy-docs:
     name: Deploy Docs
     if: github.repository_owner == 'zed-industries'
-    runs-on: github-16vcpu-ubuntu-2204
+    runs-on: namespace-profile-16x32-ubuntu-2204
 
     steps:
       - name: Checkout repo
diff --git a/.github/workflows/deploy_collab.yml b/.github/workflows/deploy_collab.yml
index d1a68a6280..ff2a3589e4 100644
--- a/.github/workflows/deploy_collab.yml
+++ b/.github/workflows/deploy_collab.yml
@@ -61,7 +61,7 @@ jobs:
       - style
       - tests
     runs-on:
-      - github-16vcpu-ubuntu-2204
+      - namespace-profile-16x32-ubuntu-2204
     steps:
       - name: Install doctl
         uses: digitalocean/action-doctl@v2
@@ -94,7 +94,7 @@ jobs:
     needs:
       - publish
     runs-on:
-      - github-16vcpu-ubuntu-2204
+      - namespace-profile-16x32-ubuntu-2204
 
     steps:
       - name: Checkout repo
diff --git a/.github/workflows/eval.yml b/.github/workflows/eval.yml
index 196e00519b..b5da9e7b7c 100644
--- a/.github/workflows/eval.yml
+++ b/.github/workflows/eval.yml
@@ -32,7 +32,7 @@ jobs:
       github.repository_owner == 'zed-industries' &&
       (github.event_name != 'pull_request' || contains(github.event.pull_request.labels.*.name, 'run-eval'))
     runs-on:
-      - github-16vcpu-ubuntu-2204
+      - namespace-profile-16x32-ubuntu-2204
     steps:
       - name: Add Rust to the PATH
         run: echo "$HOME/.cargo/bin" >> "$GITHUB_PATH"
diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index 913d6cfe9f..e682ce5890 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -20,7 +20,7 @@ jobs:
       matrix:
         system:
           - os: x86 Linux
-            runner: github-16vcpu-ubuntu-2204
+            runner: namespace-profile-16x32-ubuntu-2204
             install_nix: true
           - os: arm Mac
             runner: [macOS, ARM64, test]
diff --git a/.github/workflows/randomized_tests.yml b/.github/workflows/randomized_tests.yml
index 3a7b476ba0..de96c3df78 100644
--- a/.github/workflows/randomized_tests.yml
+++ b/.github/workflows/randomized_tests.yml
@@ -20,7 +20,7 @@ jobs:
     name: Run randomized tests
     if: github.repository_owner == 'zed-industries'
     runs-on:
-      - github-16vcpu-ubuntu-2204
+      - namespace-profile-16x32-ubuntu-2204
     steps:
       - name: Install Node
         uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
diff --git a/.github/workflows/release_nightly.yml b/.github/workflows/release_nightly.yml
index c5be72fca2..b3500a085b 100644
--- a/.github/workflows/release_nightly.yml
+++ b/.github/workflows/release_nightly.yml
@@ -128,8 +128,7 @@ jobs:
     name: Create a Linux *.tar.gz bundle for x86
     if: github.repository_owner == 'zed-industries'
     runs-on:
-      - github-16vcpu-ubuntu-2204
-      # - buildjet-16vcpu-ubuntu-2004
+      - namespace-profile-16x32-ubuntu-2004 # ubuntu 20.04 for minimal glibc
     needs: tests
     steps:
       - name: Checkout repo
@@ -169,7 +168,7 @@ jobs:
     name: Create a Linux *.tar.gz bundle for ARM
     if: github.repository_owner == 'zed-industries'
     runs-on:
-      - github-16vcpu-ubuntu-2204-arm
+      - namespace-profile-32x64-ubuntu-2004-arm # ubuntu 20.04 for minimal glibc
     needs: tests
     steps:
       - name: Checkout repo
diff --git a/.github/workflows/unit_evals.yml b/.github/workflows/unit_evals.yml
index 225fca558f..2e03fb028f 100644
--- a/.github/workflows/unit_evals.yml
+++ b/.github/workflows/unit_evals.yml
@@ -23,7 +23,7 @@ jobs:
     timeout-minutes: 60
     name: Run unit evals
     runs-on:
-      - github-16vcpu-ubuntu-2204
+      - namespace-profile-16x32-ubuntu-2204
     steps:
       - name: Add Rust to the PATH
         run: echo "$HOME/.cargo/bin" >> "$GITHUB_PATH"