Merging upstream version 1.11.0+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 40 insertions, 0 deletions

diff --git a/health/health.d/softnet.conf b/health/health.d/softnet.conf
new file mode 100644
index 000000000..77c804bfd
--- /dev/null
+++ b/health/health.d/softnet.conf
@@ -0,0 +1,40 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+# check for common /proc/net/softnet_stat errors
+
+   alarm: 10min_netdev_backlog_exceeded
+      on: system.softnet_stat
+      os: linux
+   hosts: *
+  lookup: sum -10m unaligned absolute of dropped
+   units: packets
+   every: 1m
+    warn: $this > 0
+   delay: down 1h multiplier 1.5 max 2h
+    info: number of packets dropped in the last 10min, because sysctl net.core.netdev_max_backlog was exceeded (this can be a cause for dropped packets)
+      to: sysadmin
+
+   alarm: 10min_netdev_budget_ran_outs
+      on: system.softnet_stat
+      os: linux
+   hosts: *
+  lookup: sum -10m unaligned absolute of squeezed
+   units: events
+   every: 1m
+    warn: $this > (($status >= $WARNING)  ? (0) : (10))
+   delay: down 1h multiplier 1.5 max 2h
+    info: number of times, during the last 10min, ksoftirq ran out of sysctl net.core.netdev_budget or net.core.netdev_budget_usecs, with work remaining (this can be a cause for dropped packets)
+      to: silent
+
+   alarm: 10min_netisr_backlog_exceeded
+      on: system.softnet_stat
+      os: freebsd
+   hosts: *
+   lookup: sum -10m unaligned absolute of qdrops
+   units: packets
+   every: 1m
+    warn: $this > 0
+   delay: down 1h multiplier 1.5 max 2h
+    info: number of drops in the last 10min, because sysctl net.route.netisr_maxqlen was exceeded (this can be a cause for dropped packets)
+      to: sysadmin