Detect that we are running in docker-on-mac and automatically reduce timer frequency due to expensive

calls to sample time. This might reduce timeout accuracy from 1ms to 10ms, but that is fine for development.
docker-on-mac will never be supported as production environment.

1 files changed, 10 insertions, 0 deletions

diff --git a/vespabase/src/common-env.sh b/vespabase/src/common-env.sh
index 7e1fbf5d06a..09a7bff3a07 100755
--- a/vespabase/src/common-env.sh
+++ b/vespabase/src/common-env.sh
@@ -117,11 +117,21 @@ add_valgrind_suppressions_file() {
     fi
 }
 
+optionally_reduce_base_frequency() {
+    os_release=`uname -r`
+    if [[ "$os_release" == *linuxkit* ]]; then
+        export VESPA_TIMER_HZ=100
+        echo "Running docker on macos. Reducing base frequency from 1000hz to 100hz due to high cost of sampling time. This will reduce timeout accuracy. VESPA_TIMER_HZ=$VESPA_TIMER_HZ"
+    fi
+}
+
 populate_environment
 
 export LD_LIBRARY_PATH=$VESPA_HOME/lib64
 export MALLOC_ARENA_MAX=1
 
+optionally_reduce_base_frequency
+
 # Prefer newer gdb and pstack
 prepend_path /opt/rh/gcc-toolset-11/root/usr/bin