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-rw-r--r--docs/development/requirements/requirements.rst30
1 files changed, 23 insertions, 7 deletions
diff --git a/docs/development/requirements/requirements.rst b/docs/development/requirements/requirements.rst
index abcffce..7e3e90d 100644
--- a/docs/development/requirements/requirements.rst
+++ b/docs/development/requirements/requirements.rst
@@ -225,7 +225,7 @@ Small Edge
- 8 GB RAM (4 DIMM)
- 1 * 240 GB SSD (2 * 2.5)
-- Maximum hardware specs: 1 unit of
+- Maximum hardware specs: 5 unit of
- 16 cores
- 64 GB RAM
@@ -234,15 +234,20 @@ Small Edge
- Power for a site: < 10 kW
- Physical access of maintainer: Rare, maintenance staff may only show up in
this kind of site when machines initialize for the first time or a machine
- is down
+ is down. Maintenance staff is skilled in mechanical engineering and not in
+ IT.
- Physical security: none (Optionally secure booting is needed)
- Expected frequency of updates to hardware: 3-4 year refresh cycle
- Expected frequency of updates to firmware: 6-12 months
- Expected frequency of updates to control systems (e.g. OpenStack or
Kubernetes controllers): ~ 12 - 24 months, has to be possible from remote
management
-- Physical size: Not all the sites will have 36 inch depth capability. Some sites
- might be limited to 12 inch depth.
+- Physical size: 482.6 mm (19 inch) witdth rack. Not all the sites will have
+ 1000 mm (36 inch) depth capability. Some sites might be limited to 600 mm
+ (12 inch) depth.
+- Cooling: front cooling
+- Access / cabling: front
+- NEBS 3 compliant
- Number of edge cloud instances: depends on demands (3000+)
- Services might be deployed here: MEC, or other services which have strict
requirements on latency. Services deployed in this kind of sites have huge
@@ -255,6 +260,7 @@ Small Edge
be used in small edge site if virtualization increases structure/network complexity,
reduces service performance, or costs more resources. Bare-metal is common in small
edge sites. Container would also be a future choice if virtualization was needed
+- Smart NICs are supported
- Storage: mainly local storage.
Medium Edge
@@ -265,7 +271,8 @@ Medium Edge
- Minimum hardware specs: 2 Rack Unit (RU)
- Maximum hardware specs: 20 Rack Unit
- Power for a site: 10 - 20 10 kW
-- Physical access of maintainer: Rare
+- Physical access of maintainer: Rare. Maintenance staff is skilled in
+ mechanical engineering and not in IT.
- Physical security: Medium, probably not in a secure data center, probably in
a semi-physically secure environment; each device has some authentication
(such as certificate) to verify it's a legitimate piece of hardware deployed
@@ -276,6 +283,9 @@ Medium Edge
- Expected frequency of updates to firmware: Never unless required to fix blocker/critical bug(s)
- Expected frequency of updates to control systems (e.g. OpenStack or Kubernetes controllers): 12 - 24 months
- Physical size: TBD
+- Cooling: front cooling
+- Access / cabling: front
+- NEBS 3 compliant
- Number of edge cloud instances: 3000+
- Services might be deployed here: MEC, RAN, CPE, etc.
- Remote network connection reliability: 24/7 (high uptime but connectivity is
@@ -285,23 +295,28 @@ Medium Edge
- Degree of virtualization: depends on site conditions and service requirements.
VM, container may form hybrid virtualization layer. Bare-metal is possible in
middle sites
+- Smart NICs are supported
- Storage: local storage and distributed storage, which depends on site conditions
and services’ needs
Large Edge
==========
-- Distance to base station: 100 x km (0.8<x<3)
+- Distance to base station: 80 - 300 km
- E2E delay: around 4 ms
- Maximum bandwidth can provide: 200 GB/s
- Minimum hardware specs: N/A
- Maximum hardware specs: 100+ servers
- Power for a site: 20 - 90 kW
-- Physical access of maintainer: professional maintainer will monitor the site
+- Physical access of maintainer: professional maintainer will monitor the site.
+ Maintenance staff is skilled in mechanical engineering and not in IT.
- Physical security: High
- Expected frequency of updates to hardware: 36 month
- Expected frequency of updates to firmware: Never unless required to fix blocker/critical bug(s)
- Expected frequency of updates to control systems (e.g. OpenStack or Kubernetes controllers): 12 - 24 months
- Physical size: same as a normal DC
+- Cooling: front cooling
+- Access / cabling: front
+- NEBS 3 compliant
- Number of edge cloud instances: 600+
- Services might be deployed here: CDN, SAE-GW, UPF, CPE and etc., which have
large bandwidth requirements and relatively low latency requirements
@@ -311,6 +326,7 @@ Large Edge
- Degree of virtualization: almost completely virtualized in the form of VMs
(if take CDN into consideration, which may not be virtualized, the virtualization
degree would decrease in sites with CDN deployment)
+- Smart NICs are supported
- Storage: distributed storage
==============