diff --git a/.github/workflows/ci-cpp.yaml b/.github/workflows/ci-cpp.yaml
index 76bdb250a0d69..b625eae9591c6 100644
--- a/.github/workflows/ci-cpp.yaml
+++ b/.github/workflows/ci-cpp.yaml
@@ -37,6 +37,10 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
 
       - name: checkout
         uses: actions/checkout@v2
diff --git a/.github/workflows/ci-go-functions-style.yaml b/.github/workflows/ci-go-functions-style.yaml
index 81b3adbab9643..44acdca184ef1 100644
--- a/.github/workflows/ci-go-functions-style.yaml
+++ b/.github/workflows/ci-go-functions-style.yaml
@@ -45,6 +45,11 @@ jobs:
         go-version: [1.11, 1.12, 1.13, 1.14]
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: Check out code into the Go module directory
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-go-functions-test.yaml b/.github/workflows/ci-go-functions-test.yaml
index 1e24560956f0d..e32073d9ade10 100644
--- a/.github/workflows/ci-go-functions-test.yaml
+++ b/.github/workflows/ci-go-functions-test.yaml
@@ -47,6 +47,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: Check out code into the Go module directory
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-integration-backwards-compatibility.yaml b/.github/workflows/ci-integration-backwards-compatibility.yaml
index eeeec838a5fa1..12b2cf1b6c019 100644
--- a/.github/workflows/ci-integration-backwards-compatibility.yaml
+++ b/.github/workflows/ci-integration-backwards-compatibility.yaml
@@ -37,6 +37,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-integration-cli.yaml b/.github/workflows/ci-integration-cli.yaml
index 11ed4951bc0c7..ad50b7a375c8a 100644
--- a/.github/workflows/ci-integration-cli.yaml
+++ b/.github/workflows/ci-integration-cli.yaml
@@ -37,6 +37,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-integration-function-state.yaml b/.github/workflows/ci-integration-function-state.yaml
index 6f963f3a8d7df..1af40efdd333a 100644
--- a/.github/workflows/ci-integration-function-state.yaml
+++ b/.github/workflows/ci-integration-function-state.yaml
@@ -37,6 +37,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-integration-messaging.yaml b/.github/workflows/ci-integration-messaging.yaml
index 0b6e39a3078c7..5e63a224f507a 100644
--- a/.github/workflows/ci-integration-messaging.yaml
+++ b/.github/workflows/ci-integration-messaging.yaml
@@ -37,6 +37,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-integration-process.yaml b/.github/workflows/ci-integration-process.yaml
index f7a56acd38cca..1dc29964dd8aa 100644
--- a/.github/workflows/ci-integration-process.yaml
+++ b/.github/workflows/ci-integration-process.yaml
@@ -37,6 +37,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-integration-schema.yaml b/.github/workflows/ci-integration-schema.yaml
index b32be4c90ee90..05c510fd657d5 100644
--- a/.github/workflows/ci-integration-schema.yaml
+++ b/.github/workflows/ci-integration-schema.yaml
@@ -37,6 +37,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-integration-sql.yaml b/.github/workflows/ci-integration-sql.yaml
index 56d7fd6a7823a..8d2664ae7982a 100644
--- a/.github/workflows/ci-integration-sql.yaml
+++ b/.github/workflows/ci-integration-sql.yaml
@@ -37,6 +37,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-integration-standalone.yaml b/.github/workflows/ci-integration-standalone.yaml
index 10fbd5dd78c67..c472c9db8edbd 100644
--- a/.github/workflows/ci-integration-standalone.yaml
+++ b/.github/workflows/ci-integration-standalone.yaml
@@ -37,6 +37,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-integration-thread.yaml b/.github/workflows/ci-integration-thread.yaml
index 7e0fcc05b587c..6371a6e59e280 100644
--- a/.github/workflows/ci-integration-thread.yaml
+++ b/.github/workflows/ci-integration-thread.yaml
@@ -37,6 +37,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-integration-tiered-filesystem.yaml b/.github/workflows/ci-integration-tiered-filesystem.yaml
index 668dca14c290d..c893c8342d557 100644
--- a/.github/workflows/ci-integration-tiered-filesystem.yaml
+++ b/.github/workflows/ci-integration-tiered-filesystem.yaml
@@ -37,6 +37,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-integration-tiered-jcloud.yaml b/.github/workflows/ci-integration-tiered-jcloud.yaml
index 1919ff68e06b3..6546040e6f87f 100644
--- a/.github/workflows/ci-integration-tiered-jcloud.yaml
+++ b/.github/workflows/ci-integration-tiered-jcloud.yaml
@@ -37,6 +37,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-license.yaml b/.github/workflows/ci-license.yaml
index 36c73d6dbc119..c6c530f84f026 100644
--- a/.github/workflows/ci-license.yaml
+++ b/.github/workflows/ci-license.yaml
@@ -37,6 +37,11 @@ jobs:
     timeout-minutes: 60
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-pulsar-website-build.yaml b/.github/workflows/ci-pulsar-website-build.yaml
index 9d0319d23d9c8..1ff30f808aa95 100644
--- a/.github/workflows/ci-pulsar-website-build.yaml
+++ b/.github/workflows/ci-pulsar-website-build.yaml
@@ -31,6 +31,11 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 120
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
 
diff --git a/.github/workflows/ci-unit-broker-broker-gp1.yaml b/.github/workflows/ci-unit-broker-broker-gp1.yaml
index dc4f1e92748a5..c62af6000ccd2 100644
--- a/.github/workflows/ci-unit-broker-broker-gp1.yaml
+++ b/.github/workflows/ci-unit-broker-broker-gp1.yaml
@@ -39,6 +39,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-unit-broker-broker-gp2.yaml b/.github/workflows/ci-unit-broker-broker-gp2.yaml
index 2bee60565665e..d56a2b2d219d7 100644
--- a/.github/workflows/ci-unit-broker-broker-gp2.yaml
+++ b/.github/workflows/ci-unit-broker-broker-gp2.yaml
@@ -39,6 +39,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-unit-broker-client-api.yaml b/.github/workflows/ci-unit-broker-client-api.yaml
index 78c4bc72bcd6e..5a2bb050ad131 100644
--- a/.github/workflows/ci-unit-broker-client-api.yaml
+++ b/.github/workflows/ci-unit-broker-client-api.yaml
@@ -39,6 +39,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-unit-broker-client-impl.yaml b/.github/workflows/ci-unit-broker-client-impl.yaml
index b77e7b89ac227..ad080c403cb1d 100644
--- a/.github/workflows/ci-unit-broker-client-impl.yaml
+++ b/.github/workflows/ci-unit-broker-client-impl.yaml
@@ -39,6 +39,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-unit-broker-other.yaml b/.github/workflows/ci-unit-broker-other.yaml
index f0e234707a1e5..39f9a2fc8a70f 100644
--- a/.github/workflows/ci-unit-broker-other.yaml
+++ b/.github/workflows/ci-unit-broker-other.yaml
@@ -39,6 +39,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-unit-proxy.yaml b/.github/workflows/ci-unit-proxy.yaml
index 6fed7de439e0d..c856d787374da 100644
--- a/.github/workflows/ci-unit-proxy.yaml
+++ b/.github/workflows/ci-unit-proxy.yaml
@@ -39,6 +39,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with:
diff --git a/.github/workflows/ci-unit.yaml b/.github/workflows/ci-unit.yaml
index 093b7c548aa21..0745afdd97421 100644
--- a/.github/workflows/ci-unit.yaml
+++ b/.github/workflows/ci-unit.yaml
@@ -39,6 +39,11 @@ jobs:
     timeout-minutes: 120
 
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.6.0
+        with:
+          access_token: ${{ github.token }}
+
       - name: checkout
         uses: actions/checkout@v2
         with: