Add xenstat plugin (#5660)

* Add xenstat plugin

* Add basic domain charts

* Initialize xl context

* Use domain UUID instead of name

* Make charts obsolete

* Add tmem charts

* Change algorithm for tmem puts and gets

* Add VCPU charts

* Minor formatting for sending charts functions

* Add VBD charts

* Add network charts

* Assemble VCPU metrics in one chart

* Fix chart names

* Make write/sent dimensions negative

* Minor formatting

* Change id and context for domain charts

* Add dashboard info

* Get rid of global variables

* Free libxenstat and libxl resourses

* Free domain_metrics on VM shutdown

* Add domain state chart

* Add debug messages

* Add branch prediction hints

* Minor fix

* Fix chart obsoleting

* Make names more general

* Fix CMake build of nfacct.plugin

1 files changed, 12 insertions, 0 deletions

diff --git a/web/gui/dashboard_info.js b/web/gui/dashboard_info.js
index 4de6081ec7..99078ff4ca 100644
--- a/web/gui/dashboard_info.js
+++ b/web/gui/dashboard_info.js
@@ -443,6 +443,18 @@ netdataDashboard.menu = {
         title: 'Power Supply',
         icon: '<i class="fas fa-battery-half"></i>',
         info: 'Statistics for the various system power supplies. Data collected from <a href="https://www.kernel.org/doc/Documentation/power/power_supply_class.txt">Linux power supply class</a>.'
+    },
+
+    'xenstat': {
+        title: 'Xen Node',
+        icon: '<i class="fas fa-server"></i>',
+        info: 'General statistics for the Xen node. Data collected using <b>xenstat</b> library</a>.'
+    },
+
+    'xendomain': {
+        title: '',
+        icon: '<i class="fas fa-th-large"></i>',
+        info: 'Xen domain resource utilization metrics. Netdata reads this information using <b>xenstat</b> library which gives access to the resource usage information (CPU, memory, disk I/O, network) for a virtual machine.'
     }
 };