Service level indicator: Difference between revisions

Revision as of 03:24, 31 May 2016

Revision as of 16:04, 31 May 2016

Line 1:

In [[information technology]], a '''Service Level Indicator''' ('''SLI''') is a measure of the [[service level]] provided by a [[service provider]] to a customer. SLIs form the basis of [[Service Level Objective]]s (SLOs), which in turn form the basis of [[Service Level Agreement]]s (SLAs);<ref name="sre37"/> an SLI is thus also called an '''SLA metric'''.

Common SLIs include [[latency (engineering)|latency]], [[throughput]], [[availability]], and [[error rate (disambiguation)|error rate]]; others include [[Durability (database systems)|durability]] (in storage systems), end-to-end latency (for complex data processing systems, especially pipelines), and correctness.<ref name="sre37">{{cite book |title=Site Reliability Engineering: How Google Runs Production Systems |authors=Niall Richard Murphy, Betsy Beyer, Jennifer Petoff, Chris Jones |section=Service Level Terminology |pages=[https://books.google.com/books?id=_4rPCwAAQBAJ&pg=PA37&dq=%22service+level+terminology%22 37–40]}}</ref>

==References==