<s>
In	O
software	B-Architecture
architecture	I-Architecture
,	O
a	O
service	B-General_Concept
mesh	I-General_Concept
is	O
a	O
dedicated	O
infrastructure	O
layer	O
for	O
facilitating	O
service-to-service	O
communications	O
between	O
services	O
or	O
microservices	O
using	O
a	O
proxy	O
.	O
</s>
<s>
A	O
dedicated	O
communication	O
layer	O
can	O
provide	O
numerous	O
benefits	O
,	O
such	O
as	O
providing	O
observability	O
into	O
communications	O
,	O
providing	O
secure	B-Protocol
connections	I-Protocol
or	O
automating	O
retries	O
and	O
backoff	B-Algorithm
for	O
failed	O
requests	O
.	O
</s>
<s>
A	O
service	B-General_Concept
mesh	I-General_Concept
consists	O
of	O
network	O
proxies	O
paired	O
with	O
each	O
service	O
in	O
an	O
application	O
and	O
a	O
set	O
of	O
task-management	O
processes	O
.	O
</s>
<s>
The	O
data	O
plane	O
intercepts	O
calls	O
between	O
different	O
services	O
and	O
processes	O
them	O
;	O
the	O
control	O
plane	O
is	O
the	O
brain	O
of	O
the	O
mesh	O
that	O
coordinates	O
the	O
behavior	O
of	O
proxies	O
and	O
provides	O
APIs	B-General_Concept
for	O
operations	O
and	O
maintenance	O
personnel	O
to	O
manipulate	O
and	O
observe	O
the	O
entire	O
network	O
.	O
</s>
<s>
The	O
service	B-General_Concept
mesh	I-General_Concept
architecture	O
is	O
implemented	O
by	O
software	O
products	O
such	O
as	O
Istio	O
,	O
Linkerd	O
,	O
Consul	B-Application
,	O
AWS	O
App	O
Mesh	O
,	O
Kuma	O
,	O
Traefik	O
Mesh	O
and	O
Open	B-Application
Service	I-Application
Mesh	I-Application
.	O
</s>
<s>
Many	O
service	B-General_Concept
meshes	I-General_Concept
use	O
the	O
Envoy	O
proxy	O
on	O
the	O
data	O
plane	O
.	O
</s>
