Adding upstream version 1.37.1.upstream/1.37.1upstream

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

1 files changed, 210 insertions, 0 deletions

diff --git a/health/health.d/web_log.conf b/health/health.d/web_log.conf
new file mode 100644
index 0000000..c33c466
--- /dev/null
+++ b/health/health.d/web_log.conf
@@ -0,0 +1,210 @@
+
+# unmatched lines
+
+# the following alarms trigger only when there are enough data.
+# we assume there are enough data when:
+#
+#  $1m_total_requests > 120
+#
+# i.e. when there are at least 120 requests during the last minute
+
+ template: web_log_1m_total_requests
+       on: web_log.requests
+    class: Workload
+     type: Web Server
+component: Web log
+ families: *
+   lookup: sum -1m unaligned
+     calc: ($this == 0)?(1):($this)
+    units: requests
+    every: 10s
+     info: number of HTTP requests in the last minute
+
+ template: web_log_1m_unmatched
+       on: web_log.excluded_requests
+    class: Errors
+     type: Web Server
+component: Web log
+ families: *
+   lookup: sum -1m unaligned of unmatched
+     calc: $this * 100 / $web_log_1m_total_requests
+    units: %
+    every: 10s
+     warn: ($web_log_1m_total_requests > 120) ? ($this > 1) : ( 0 )
+    delay: up 1m down 5m multiplier 1.5 max 1h
+     info: percentage of unparsed log lines over the last minute
+       to: webmaster
+
+# -----------------------------------------------------------------------------
+# high level response code alarms
+
+# the following alarms trigger only when there are enough data.
+# we assume there are enough data when:
+#
+#  $1m_requests > 120
+#
+# i.e. when there are at least 120 requests during the last minute
+
+ template: web_log_1m_requests
+       on: web_log.type_requests
+    class: Workload
+     type: Web Server
+component: Web log
+ families: *
+   lookup: sum -1m unaligned
+     calc: ($this == 0)?(1):($this)
+    units: requests
+    every: 10s
+     info: number of HTTP requests in the last minute
+
+ template: web_log_1m_successful
+       on: web_log.type_requests
+    class: Workload
+     type: Web Server
+component: Web log
+ families: *
+   lookup: sum -1m unaligned of success
+     calc: $this * 100 / $web_log_1m_requests
+    units: %
+    every: 10s
+     warn: ($web_log_1m_requests > 120) ? ($this < (($status >= $WARNING ) ? ( 95 ) : ( 85 )) ) : ( 0 )
+     crit: ($web_log_1m_requests > 120) ? ($this < (($status == $CRITICAL) ? ( 85 ) : ( 75 )) ) : ( 0 )
+    delay: up 2m down 15m multiplier 1.5 max 1h
+     info: ratio of successful HTTP requests over the last minute (1xx, 2xx, 304, 401)
+       to: webmaster
+
+ template: web_log_1m_redirects
+       on: web_log.type_requests
+    class: Workload
+     type: Web Server
+component: Web log
+ families: *
+   lookup: sum -1m unaligned of redirect
+     calc: $this * 100 / $web_log_1m_requests
+    units: %
+    every: 10s
+     warn: ($web_log_1m_requests > 120) ? ($this > (($status >= $WARNING ) ? (  1 ) : ( 20 )) ) : ( 0 )
+    delay: up 2m down 15m multiplier 1.5 max 1h
+     info: ratio of redirection HTTP requests over the last minute (3xx except 304)
+       to: webmaster
+
+ template: web_log_1m_bad_requests
+       on: web_log.type_requests
+    class: Errors
+     type: Web Server
+component: Web log
+ families: *
+   lookup: sum -1m unaligned of bad
+     calc: $this * 100 / $web_log_1m_requests
+    units: %
+    every: 10s
+     warn: ($web_log_1m_requests > 120) ? ($this > (($status >= $WARNING)  ? ( 10 ) : ( 30 )) ) : ( 0 )
+    delay: up 2m down 15m multiplier 1.5 max 1h
+     info: ratio of client error HTTP requests over the last minute (4xx except 401)
+       to: webmaster
+
+ template: web_log_1m_internal_errors
+       on: web_log.type_requests
+    class: Errors
+     type: Web Server
+component: Web log
+ families: *
+   lookup: sum -1m unaligned of error
+     calc: $this * 100 / $web_log_1m_requests
+    units: %
+    every: 10s
+     warn: ($web_log_1m_requests > 120) ? ($this > (($status >= $WARNING)  ? ( 1 ) : ( 2 )) ) : ( 0 )
+     crit: ($web_log_1m_requests > 120) ? ($this > (($status == $CRITICAL) ? ( 2 ) : ( 5 )) ) : ( 0 )
+    delay: up 2m down 15m multiplier 1.5 max 1h
+     info: ratio of server error HTTP requests over the last minute (5xx)
+       to: webmaster
+
+# -----------------------------------------------------------------------------
+# web slow
+
+# the following alarms trigger only when there are enough data.
+# we assume there are enough data when:
+#
+#  $1m_requests > 120
+#
+# i.e. when there are at least 120 requests during the last minute
+
+ template: web_log_10m_response_time
+       on: web_log.request_processing_time
+    class: Latency
+     type: System
+component: Web log
+ families: *
+   lookup: average -10m unaligned of avg
+    units: ms
+    every: 30s
+     info: average HTTP response time over the last 10 minutes
+
+ template: web_log_web_slow
+       on: web_log.request_processing_time
+    class: Latency
+     type: Web Server
+component: Web log
+ families: *
+   lookup: average -1m unaligned of avg
+    units: ms
+    every: 10s
+    green: 500
+      red: 1000
+     warn: ($web_log_1m_requests > 120) ? ($this > $green && $this > ($web_log_10m_response_time * 2) ) : ( 0 )
+     crit: ($web_log_1m_requests > 120) ? ($this > $red   && $this > ($web_log_10m_response_time * 4) ) : ( 0 )
+    delay: down 15m multiplier 1.5 max 1h
+     info: average HTTP response time over the last 1 minute
+  options: no-clear-notification
+       to: webmaster
+
+# -----------------------------------------------------------------------------
+# web too many or too few requests
+
+# the following alarms trigger only when there are enough data.
+# we assume there are enough data when:
+#
+#  $5m_successful_old > 120
+#
+# i.e. when there were at least 120 requests during the 5 minutes starting
+#      at -10m and ending at -5m
+
+ template: web_log_5m_successful_old
+       on: web_log.type_requests
+    class: Workload
+     type: Web Server
+component: Web log
+ families: *
+   lookup: average -5m at -5m unaligned of success
+    units: requests/s
+    every: 30s
+     info: average number of successful HTTP requests for the 5 minutes starting 10 minutes ago
+
+ template: web_log_5m_successful
+       on: web_log.type_requests
+    class: Workload
+     type: Web Server
+component: Web log
+ families: *
+   lookup: average -5m unaligned of success
+    units: requests/s
+    every: 30s
+     info: average number of successful HTTP requests over the last 5 minutes
+
+ template: web_log_5m_requests_ratio
+       on: web_log.type_requests
+    class: Workload
+     type: Web Server
+component: Web log
+ families: *
+     calc: ($web_log_5m_successful_old > 0)?($web_log_5m_successful * 100 / $web_log_5m_successful_old):(100)
+    units: %
+    every: 30s
+     warn: ($web_log_5m_successful_old > 120) ? ($this > 200 OR $this < 50) : (0)
+     crit: ($web_log_5m_successful_old > 120) ? ($this > 400 OR $this < 25) : (0)
+    delay: down 15m multiplier 1.5 max 1h
+  options: no-clear-notification
+     info: ratio of successful HTTP requests over over the last 5 minutes, \
+           compared with the previous 5 minutes \
+           (clear notification for this alarm will not be sent)
+       to: webmaster