1 files changed, 22 insertions, 0 deletions
diff --git a/src/tools/ci/gcp_ram_disk.sh b/src/tools/ci/gcp_ram_disk.sh
new file mode 100755
index 00000000000..d48634512ac
--- /dev/null
+++ b/src/tools/ci/gcp_ram_disk.sh
@@ -0,0 +1,22 @@
+#!/bin/sh
+# Move working directory into a RAM disk for better performance.
+
+set -e
+set -x
+
+mv $CIRRUS_WORKING_DIR $CIRRUS_WORKING_DIR.orig
+mkdir $CIRRUS_WORKING_DIR
+
+case "`uname`" in
+  FreeBSD|NetBSD)
+    mount -t tmpfs tmpfs $CIRRUS_WORKING_DIR
+    ;;
+  OpenBSD)
+    umount /dev/sd0j # unused /usr/obj partition
+    printf "m j\n\n\nswap\nw\nq\n" | disklabel -E sd0
+    swapon /dev/sd0j
+    mount -t mfs -o rw,noatime,nodev,-s=8000000 swap $CIRRUS_WORKING_DIR
+    ;;
+esac
+
+cp -a $CIRRUS_WORKING_DIR.orig/. $CIRRUS_WORKING_DIR/