fix bug in #2130 (#2170)

Signed-off-by: Yves Mettier <yves.mettier@orange.com> Co-authored-by: Yves Mettier <yves.mettier@orange.com>
3 years ago · 4bc1c02000
1 changed files with 11 additions and 9 deletions
--- a/docs/node-mixin/rules/rules.libsonnet
+++ b/docs/node-mixin/rules/rules.libsonnet
@ -41,16 +41,18 @@
            record: 'instance:node_memory_utilisation:ratio',
            expr: |||
              1 - (
                node_memory_MemAvailable_bytes{%(nodeExporterSelector)s}
                or
                (
-                  node_memory_Buffers_bytes{%(nodeExporterSelector)s}
+                  node_memory_MemAvailable_bytes{%(nodeExporterSelector)s}
-                  +
+                  or
-                  node_memory_Cached_bytes{%(nodeExporterSelector)s}
+                  (
-                  +
+                    node_memory_Buffers_bytes{%(nodeExporterSelector)s}
-                  node_memory_MemFree_bytes{%(nodeExporterSelector)s}
+                    +
-                  +
+                    node_memory_Cached_bytes{%(nodeExporterSelector)s}
-                  node_memory_Slab_bytes{%(nodeExporterSelector)s}
+                    +
                    node_memory_MemFree_bytes{%(nodeExporterSelector)s}
                    +
                    node_memory_Slab_bytes{%(nodeExporterSelector)s}
                  )
                )
              /
                node_memory_MemTotal_bytes{%(nodeExporterSelector)s}