Availability
Month and Year# of Critical
Incidents		Outage in
minutes		Cumulative
Availability
August 202000100%
July 202000100%
June 202000100%
May 202000100%
April 202000100%
March 202000100%
February 202000100%
January 202000100%

Availability is related to the duration of Critical Incidents (as defined in the DSB Service Level policy). The DSB Availability target is 99.9%. Details regarding the incident classification can be found within each Root Cause Analysis. RCA documents are compiled from a varied set of data sources including, monitoring notifications, system log file and cloud telemetry and are reviewed & validated by DSB management.


Latency and Throughput Statistics
Month and YearMessage 50th percentile
latency (ms)		90th percentile
latency (ms)		99th percentile
latency (ms)
August 2020ISIN Record retrieval by ISIN code112960
ISIN Record retrieval by ISIN attributes5289231
ISIN Create Requests53121191
ISIN Search203873
July 2020ISIN Record retrieval by ISIN code102855
ISIN Record retrieval by ISIN attributes4282337
ISIN Create Requests96123195
ISIN Search214375
June 2020ISIN Record retrieval by ISIN code113459
ISIN Record retrieval by ISIN attributes6496235
ISIN Create Requests44121191
ISIN Search205278
May 2020ISIN Record retrieval by ISIN code123766
ISIN Record retrieval by ISIN attributes62103501
ISIN Create Requests92126198
ISIN Search205484
April 2020ISIN Record retrieval by ISIN code102654
ISIN Record retrieval by ISIN attributes5583273
ISIN Create Requests96131202
ISIN Search204882
March 2020ISIN Record retrieval by ISIN code102552
ISIN Record retrieval by ISIN attributes5486283
ISIN Create Requests81132209
ISIN Search205183
February 2020ISIN Record retrieval by ISIN code102752
ISIN Record retrieval by ISIN attributes5391334
ISIN Create Requests98135205
ISIN Search204582
January 2020ISIN Record retrieval by ISIN code265080
ISIN Record retrieval by ISIN attributes5598264
ISIN Create Requests127206309
ISIN Search4790128

The DSB Latency targets:

* 99% of all messages for workflows related to ISIN Record retrieval by ISIN code are to be processed and delivered in 500ms.
* 99% of all messages for workflows related to ISIN Record retrieval by ISIN attributes are to be processed and delivered in 1,000ms.
* 99% of all messages for workflows related to ISIN Create Requests are to be processed and delivered in 1,000ms.
* 99% of all messages for workflows related to ISIN Search (wildcard search by metadata) are to be processed and delivered in 5,000ms.

Latency and Throughput Statistics are derived from actual raw DSB system data via an anonymising automated process. After validation by the DSB, these summaries are periodically updated on the DSB public website.

Incident Details and Root Cause Analyses


Date of IncidentIncident NameSeverity 1 DurationSeverity 2 DurationRCA (Root Cause Analysis)
8th January 2020FIX Service Disruption5minsView Document