make install may run out of memory - do not disable the swap until installation is complete

Makefile

@@ -41,12 +41,6 @@ all: ceph-config
 	cd ceph-15.2.3 && tar xf ../ceph-object-corpus.tar.xz
 	cd ceph-15.2.3/build && CTEST_OUTPUT_ON_FAILURE=1 NODE_OPTIONS="--max-old-space-size=4096" make check
 
-	rm -rf /lib64
-	umount /tmp
-	rm -rf tmp
-	swapoff swap
-	rm -rf swap
-
 	$(MAKE) -C ceph-15.2.3/build install
 	rm /usr/bin/ceph_test*
 	find / -name *.pyc -exec rm -f '{}' ';'
@@ -84,6 +78,12 @@ all: ceph-config
 	systemctl enable ceph-osd.target
 	systemctl enable ceph-radosgw.target
 
+	rm -rf /lib64
+	umount /tmp
+	rm -rf tmp
+	swapoff swap
+	rm -rf swap
+
 	rm -rf ceph-15.2.3
 
 ceph-config: