Cfg-checker ceph benchmark & info updates and fixes

 - Added collecting Ceph global stats while running benchmark
 - Added collecting osd pg dump data
 - Added page with active OSD nodes stats
 - --report-only option, ceph info still collected

 Fixes:
 - fio-runner uses scheduled time when reporting errors
 - proper ceph pv creation
 - updated retry decorator timeouts for overloaded envs
 - calculated volume size creation with size*1.3
 - Proper maximum values indication

 Related-PROD: PROD-36669

Change-Id: Ic518ddbb2ca0915b550e981d0b0fc7084000aa04
diff --git a/templates/bar_chart.j2 b/templates/bar_chart.j2
index 52a042e..8ee1cbf 100644
--- a/templates/bar_chart.j2
+++ b/templates/bar_chart.j2
@@ -2,7 +2,7 @@
     .bc-wrap {
         display: table;
         position: relative;
-        margin: 7px 0;
+        margin: 12px 0;
         height: 60px;
       }
       .bc-container {
@@ -27,10 +27,17 @@
         position: relative;
         height: 0;
         transition: height 0.5s 2s;
-        width: 25px;
+        width: 27px;
         margin: auto;
         background-color: #358;
       }
+      .bcheader {
+        position: absolute;
+        text-align: center;
+        width: 100%;
+        bottom: 53px;
+        font-size: 11px;
+      }
       .bcfooter {
         position: absolute;
         text-align: center;