[CI] Extend workload with multiple QEMU configurations

Author: KFilipek

.github/workflows/qemu.yml

@@ -13,7 +13,20 @@ jobs:
   qemu-build:
     name: Qemu
     runs-on: ubuntu-22.04
-
+    strategy:
+      matrix:
+        config: ['default',
+                 'clx_2_var1_hmat',
+                 'clx_2_var2_hmat',
+                 'clx_2_var3_hmat',
+                 'clx_4_var1_hmat',
+                 'clx_4_var2_hmat']
+        # TODO: Add following
+        #'clx_2_var1'
+        #'clx_2_var2'
+        #'clx_2_var3'
+        #'clx_4_var1'
+        #'clx_4_var2'
     steps:
     - name: Checkout
       uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
@@ -72,7 +85,7 @@ jobs:
       run: qemu-img resize ./ubuntu-23.04-server-cloudimg-amd64.img +4G
     - name: Print qemu args
       run: |
-        echo `python3 scripts/qemu/qemu_config.py scripts/qemu/configs/default.xml | sed s/''\''/'/g`
+        echo `python3 scripts/qemu/qemu_config.py scripts/qemu/configs/${{matrix.config}}.xml | sed s/''\''/'/g`
     - name: Run qemu
       run: |
         sudo qemu-system-x86_64 \
@@ -81,7 +94,7 @@ jobs:
         -machine q35,usb=off,hmat=on \
         -enable-kvm \
         -net nic -net user,hostfwd=tcp::2222-:22 \
-        $(echo `python3 scripts/qemu/qemu_config.py scripts/qemu/configs/default.xml | sed s/''\''/'/g`) \
+        $(echo `python3 scripts/qemu/qemu_config.py scripts/qemu/configs/${{matrix.config}}.xml | sed s/''\''/'/g`) \
         -daemonize -display none
     - name: Run ssh keyscan
       run: |

scripts/qemu/run-build.sh

@@ -34,6 +34,9 @@ cmake .. \
 
 make -j $(nproc)
 
+echo password | sudo sync;
+echo password | sudo sh -c "/usr/bin/echo 3 > /proc/sys/vm/drop_caches"
+
 ctest --output-on-failure
 
 # run tests bound to a numa node