Use less memory

Signed-off-by: Ian Campbell <[email protected]>

Author: Ian Campbell

.circleci/config.yml

@@ -108,6 +108,8 @@ image_boot: &image_boot
         name: Test boot
         command: |
           set -x
+          free
+          cat /proc/meminfo
           ls -lrt /dev/kvm* || true
           # Add ssh keys to the image.
           # TODO could this be integrated into linuxkit/mkimage-iso-*

test.exp

@@ -27,7 +27,7 @@ proc boot_linuxkit {} {
     # medium+             3.0     6GB
     # large               4.0     8GB     (7680M)
     # xlarge              8.0     16GB    (15827M)
-    spawn env {KUBE_RUN_ARGS=-publish 2222:22} KUBE_MEM=15872 KUBE_VCPUS=8 KUBE_DISK=8G KUBE_CLEAR_STATE=y KUBE_MASTER_UNTAINT=y ./boot.sh
+    spawn env {KUBE_RUN_ARGS=-publish 2222:22} KUBE_MEM=3584 KUBE_VCPUS=8 KUBE_DISK=8G KUBE_CLEAR_STATE=y KUBE_MASTER_UNTAINT=y ./boot.sh
     set lk_sid $spawn_id
     puts "INFO lk ($lk_sid) is pid [exp_pid -i $lk_sid]"
 }