Availability
Month and Year# of Critical
Incidents		Outage in
minutes		Cumulative
Availability
October 202000100%
September 202000100%
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)
October 2020ISIN Record retrieval by ISIN code123077
ISIN Record retrieval by ISIN attributes214690
ISIN Create Requests94153263
ISIN Search64205580
September 2020ISIN Record retrieval by ISIN code112867
ISIN Record retrieval by ISIN attributes203976
ISIN Create Requests49125298
ISIN Search581581541
August 2020ISIN Record retrieval by ISIN code112960
ISIN Record retrieval by ISIN attributes203873
ISIN Create Requests53121191
ISIN Search5289231
July 2020ISIN Record retrieval by ISIN code102855
ISIN Record retrieval by ISIN attributes214375
ISIN Create Requests96123195
ISIN Search4282337
June 2020ISIN Record retrieval by ISIN code113459
ISIN Record retrieval by ISIN attributes205278
ISIN Create Requests44121191
ISIN Search6496235
May 2020ISIN Record retrieval by ISIN code123766
ISIN Record retrieval by ISIN attributes205484
ISIN Create Requests92126198
ISIN Search62103501
April 2020ISIN Record retrieval by ISIN code102654
ISIN Record retrieval by ISIN attributes204882
ISIN Create Requests96131202
ISIN Search5583273
March 2020ISIN Record retrieval by ISIN code102552
ISIN Record retrieval by ISIN attributes205183
ISIN Create Requests81132209
ISIN Search5486283
February 2020ISIN Record retrieval by ISIN code102752
ISIN Record retrieval by ISIN attributes204582
ISIN Create Requests98135205
ISIN Search5391334
January 2020ISIN Record retrieval by ISIN code265080
ISIN Record retrieval by ISIN attributes4790128
ISIN Create Requests127206309
ISIN Search5598264

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