The statistics file /var/stats/DSC_OVL <datestamp> generates counter data measurements output files for DSC Overload, as shown in the following:

version=15.0
date,instance,Requests,Requests Rejected,Requests Dropped,Answers,Answers Dropped,Messages Dropped,Overload L1 Seconds,Overload L1 Count,Overload L2 Seconds,Overload L2 Count,Overload L3 Seconds,Overload L3 Count
2019-04-16-00:30,DSC_5 LocalOverload:1,0,0,0,0,0,0,0,0,0,0,0,0
2019-04-16-00:30,DSC_5 LocalOverload:2,0,0,0,0,0,0,0,0,0,0,0,0
2019-04-16-00:30,DSC_4 LocalOverload:1,0,0,0,0,0,0,0,0,0,0,0,0
2019-04-16-00:30,DSC_4 LocalOverload:2,0,0,0,0,0,0,0,0,0,0,0,0
2019-04-16-00:30,DSC_3 LocalOverload:1,0,0,0,0,0,0,0,0,0,0,0,0
2019-04-16-00:30,DSC_3 LocalOverload:2,0,0,0,0,0,0,0,0,0,0,0,0

The Overload Instance Name identifies the following:

  • the DSC Node
  • the monitor name (ADNC Name, Rate Limiter name, or Local Overload)

The Overload data measurement fields are listed and described in the following table:

Overload Data Measurement Fields

Name

Type

Description

RequestsCountThe total number of messages monitored for overload.
Requests RejectedCountThe number of request messages resulted in an errored answer as the result of overload.
Requests DroppedCount

The number of request messages discarded as the result of overload.

AnswersCount

The total number of answer messages monitored for overload.

Answers DroppedCountThe number of answer messages discarded as the result of overload.
Messages DroppedCountThe number of messages discarded as the result of overload.
Overload L1 SecondsCountEstimates cumulative number of seconds spent in level 1 overload
Overload L1 CountCountThe number of times entering level 1 overload.
Overload L2 SecondsCountEstimates cumulative number of seconds spent in level 2 overload.
Overload L2 CountCount

The number of times entering level 2 overload.

Overload L3 SecondsCountEstimates cumulative number of seconds spent in level 3 overload.
Overload L3 CountCountThe number of times entering level 3 overload.