qa: use 4 clients for volumes testing

The test_volume_client.py tests require 4 clients.

Fixes: https://tracker.ceph.com/issues/23718
Signed-off-by: Patrick Donnelly <pdonnell@redhat.com>

diff --git a/qa/cephfs/clusters/1a3s-mds-4c-client.yaml b/qa/cephfs/clusters/1a3s-mds-4c-client.yaml
new file mode 100644 (file)
index 0000000..51fd809
--- /dev/null
+++ b/qa/cephfs/clusters/1a3s-mds-4c-client.yaml
@@ -0,0 +1,9 @@
+roles:
+- [mon.a, mgr.y, mds.a, mds.c, osd.0, osd.1, osd.2, osd.3, client.0, client.2]
+- [mon.b, mon.c, mgr.x, mds.b, mds.d, osd.4, osd.5, osd.6, osd.7, client.1, client.3]
+openstack:
+- volumes: # attached to each instance
+    count: 4
+    size: 20 # GB
+- machine:
+    disk: 200 # GB