qa/suites/rados/thrash/d-balancer: add read and upmap-read modes to balancer testing

Here, we turn the balancer mgr module to read and upmap read mode
during various thrashing scenarios.

Signed-off-by: Laura Flores <[email protected]>

Author: Laura Flores

qa/suites/rados/thrash/d-balancer/read.yaml

@@ -0,0 +1,10 @@
+tasks:
+- exec:
+    mon.a:
+      - ceph config set mgr mgr/balancer/log_level debug
+      - ceph balancer status
+      - ceph osd set-require-min-compat-client reef
+      - ceph balancer mode read
+      - ceph balancer on
+      - ceph balancer status
+      - ceph balancer status detail

qa/suites/rados/thrash/d-balancer/upmap-read.yaml

@@ -0,0 +1,10 @@
+tasks:
+- exec:
+    mon.a:
+      - ceph config set mgr mgr/balancer/log_level debug
+      - ceph balancer status
+      - ceph osd set-require-min-compat-client reef
+      - ceph balancer mode upmap-read
+      - ceph balancer on
+      - ceph balancer status
+      - ceph balancer status detail