Upgrade run_trial.py and architect.py

.github/workflows/build-and-publish-images.yaml

@@ -22,7 +22,7 @@ on:
 jobs:
   build-and-publish:
     name: Publish Image
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
       - name: Checkout
         uses: actions/checkout@v3

.github/workflows/e2e-test-darts-cifar10.yaml

@@ -11,7 +11,7 @@ concurrency:
 
 jobs:
   e2e:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     timeout-minutes: 120
     steps:
       - name: Checkout

.github/workflows/e2e-test-enas-cifar10.yaml

@@ -11,7 +11,7 @@ concurrency:
 
 jobs:
   e2e:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     timeout-minutes: 120
     steps:
       - name: Checkout

.github/workflows/e2e-test-pytorch-mnist.yaml

@@ -11,7 +11,7 @@ concurrency:
 
 jobs:
   e2e:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     timeout-minutes: 120
     steps:
       - name: Checkout
@@ -37,5 +37,9 @@ jobs:
         kubernetes-version: ["v1.25.12", "v1.26.6", "v1.27.3"]
         # Comma Delimited
         experiments:
+          # suggestion-hyperopt
+          - "long-running-resume,from-volume-resume,median-stop"
+          # others
+          - "grid,bayesian-optimization,tpe,multivariate-tpe,cma-es,hyperband"
           - "file-metrics-collector,pytorchjob-mnist"
           - "median-stop-with-json-format,file-metrics-collector-with-json-format"

.github/workflows/e2e-test-simple-pbt.yaml

@@ -11,7 +11,7 @@ concurrency:
 
 jobs:
   e2e:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     timeout-minutes: 120
     steps:
       - name: Checkout

.github/workflows/e2e-test-tf-mnist-with-summaries.yaml

@@ -11,7 +11,7 @@ concurrency:
 
 jobs:
   e2e:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     timeout-minutes: 120
     steps:
       - name: Checkout

.github/workflows/e2e-test-ui-random-search-postgres.yaml

@@ -9,7 +9,7 @@ concurrency:
 
 jobs:
   e2e:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     timeout-minutes: 120
     steps:
       - name: Checkout
@@ -25,7 +25,7 @@ jobs:
         with:
           experiments: random
           # Comma Delimited
-          trial-images: mxnet-mnist
+          trial-images: pytorch-mnist-cpu
           katib-ui: true
           database-type: postgres
 

.github/workflows/publish-trial-images.yaml

@@ -22,9 +22,6 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - trial-name: mxnet-mnist
-            platforms: linux/amd64,linux/arm64
-            dockerfile: examples/v1beta1/trial-images/mxnet-mnist/Dockerfile
           - trial-name: pytorch-mnist-cpu
             platforms: linux/amd64,linux/arm64
             dockerfile: examples/v1beta1/trial-images/pytorch-mnist/Dockerfile.cpu

.github/workflows/stale.yaml

@@ -0,0 +1,42 @@
+# This workflow warns and then closes issues and PRs that have had no activity for a specified amount of time.
+#
+# You can adjust the behavior by modifying this file.
+# For more information, see:
+# https://github.com/actions/stale
+name: Mark stale issues and pull requests
+
+on:
+  schedule:
+    - cron: "0 */5 * * *"
+
+jobs:
+  stale:
+    runs-on: ubuntu-22.04
+    permissions:
+      issues: write
+      pull-requests: write
+
+    steps:
+      - uses: actions/stale@v5
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          days-before-stale: 90
+          days-before-close: 20
+          stale-issue-message: >
+            This issue has been automatically marked as stale because it has not had
+            recent activity. It will be closed if no further activity occurs. Thank you
+            for your contributions.
+          close-issue-message: >
+            This issue has been automatically closed because it has not had recent
+            activity. Please comment "/reopen" to reopen it.
+          stale-issue-label: lifecycle/stale
+          exempt-issue-labels: lifecycle/frozen
+          stale-pr-message: >
+            This pull request has been automatically marked as stale because it has not had
+            recent activity. It will be closed if no further activity occurs. Thank you
+            for your contributions.
+          close-pr-message: >
+            This pull request has been automatically closed because it has not had recent
+            activity. Please comment "/reopen" to reopen it.
+          stale-pr-label: lifecycle/stale
+          exempt-pr-labels: lifecycle/frozen

.github/workflows/test-go.yaml

@@ -12,7 +12,7 @@ concurrency:
 jobs:
   generatetests:
     name: Generate And Format Test
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     env:
       GOPATH: ${{ github.workspace }}/go
     defaults:
@@ -34,7 +34,7 @@ jobs:
 
   unittests:
     name: Unit Test
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     env:
       GOPATH: ${{ github.workspace }}/go
     defaults:

.github/workflows/test-lint.yaml

@@ -12,7 +12,7 @@ concurrency:
 jobs:
   lint:
     name: Lint
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
       - name: Check out code

.github/workflows/test-node.yaml

@@ -12,7 +12,7 @@ concurrency:
 jobs:
   test:
     name: Code format and lint
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
       - name: Check out code
@@ -35,7 +35,7 @@ jobs:
 
   frontend-unit-tests:
     name: Frontend Unit Tests
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
       - name: Check out code

.github/workflows/test-python.yaml

@@ -12,7 +12,7 @@ concurrency:
 jobs:
   test:
     name: Test
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
       - name: Check out code