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lbaas.rst line chart showing confusion in github 

1. What is the problem?

Browsing the lbaas.rst file on github, the line
chart appears confusion.

2. What is the solution to the problem?
update lbaas.rst format.

Change-Id: Ia1e890cc1ffb1daa33038c69d235b671efa14986
Signed-off-by: zhang xiaohan <zhangxiaohan@szzt.com.cn>
Co-Authored-By: tangzhuo <ztang@hnu.edu.cn>
changes/32/603632/2
zhangxiaohan 4 years ago
parent
c3e4a072bb
commit
03e593be24
1 changed files with 59 additions and 57 deletions
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  1. 116
      specs/queens/lbaas.rst

116
specs/queens/lbaas.rst
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@ -28,22 +28,22 @@ neutrons are managed by the central neutron. As a result, in order to adapt
the central-local design and the amphorae mechanism of
Octavia, we plan to deploy LBaaS as follows. ::
+---------------------------+
| |
| Central Neutron |
| |
+---------------------------+
Central Region
+----------------------------+ +-----------------------------+
| +----------------+ | | +----------------+ |
| | LBaaS Octavia | | | | LBaaS Octavia | |
| +----------------+ | | +----------------+ |
| +------+ +---------------+ | | +-------+ +---------------+ |
| | Nova | | Local Neutron | | | | Nova | | Local Neutron | |
| +------+ +---------------+ | | +-------+ +---------------+ |
+----------------------------+ +-----------------------------+
Region One Region Two
+---------------------------+
| |
| Central Neutron |
| |
+---------------------------+
Central Region
+----------------------------+ +-----------------------------+
| +----------------+ | | +----------------+ |
| | LBaaS Octavia | | | | LBaaS Octavia | |
| +----------------+ | | +----------------+ |
| +------+ +---------------+ | | +-------+ +---------------+ |
| | Nova | | Local Neutron | | | | Nova | | Local Neutron | |
| +------+ +---------------+ | | +-------+ +---------------+ |
+----------------------------+ +-----------------------------+
Region One Region Two
As demonstrated in the figure above, for each region where a local neutron
is installed, admins can optionally choose to configure and install Octavia.
@ -96,25 +96,26 @@ LBaaS members in multiple regions
1. members in the same subnet yet locating in different regions
---------------------------------------------------------------
+-------------------------------+ +-----------------------+
| +---------------------------+ | | |
| | Amphora | | | |
| | | | | |
| | +-------+ +---------+ | | | |
| +--+ mgmt +--+ subnet1 +---+ | | |
| +-------+ +---------+ | | |
| | | |
| +--------------------------+ | | +-------------------+ |
| | +---------+ +---------+ | | | | +---------+ | |
| | | member1 | | member2 | | | | | | member3 | | |
| | +---------+ +---------+ | | | | +---------+ | |
| +--------------------------+ | | +-------------------+ |
| network1(subnet1) | | network1(subnet1) |
+-------------------------------+ +-----------------------+
Region One Region Two
Fig. 1. The scenario of balancing load across instances of one subnet which
reside in different regions.
As shown below. ::
+-------------------------------+ +-----------------------+
| +---------------------------+ | | |
| | Amphora | | | |
| | | | | |
| | +-------+ +---------+ | | | |
| +--+ mgmt +--+ subnet1 +---+ | | |
| +-------+ +---------+ | | |
| | | |
| +--------------------------+ | | +-------------------+ |
| | +---------+ +---------+ | | | | +---------+ | |
| | | member1 | | member2 | | | | | | member3 | | |
| | +---------+ +---------+ | | | | +---------+ | |
| +--------------------------+ | | +-------------------+ |
| network1(subnet1) | | network1(subnet1) |
+-------------------------------+ +-----------------------+
Region One Region Two
Fig. 1. The scenario of balancing load across instances of one subnet which
reside in different regions.
As shown in Fig. 1, suppose that a load balancer is created in Region one,
and hence a listener, a pool, and two members in subnet1. When adding an
@ -126,27 +127,28 @@ a pool.
2. members residing in different subnets and regions
----------------------------------------------------
+---------------------------------------+ +-----------------------+
| +-----------------------------------+ | | |
| | Amphora | | | |
| | | | | |
| | +---------+ +------+ +---------+ | | | |
| +-+ subnet2 +--+ mgmt +-+ subnet1 +-+ | | |
| +---------+ +------+ +---------+ | | |
| | | |
| +----------------------------------+ | | +-------------------+ |
| | | | | | | |
| | +---------+ +---------+ | | | | +---------+ | |
| | | member1 | | member2 | | | | | | member3 | | |
| | +---------+ +---------+ | | | | +---------+ | |
| | | | | | | |
| +----------------------------------+ | | +-------------------+ |
| network1(subnet1) | | network2(subnet2) |
+---------------------------------------+ +-----------------------+
Region One Region Two
Fig. 2. The scenario of balancing load across instances of different subnets
which reside in different regions as well.
As shown below. ::
+---------------------------------------+ +-----------------------+
| +-----------------------------------+ | | |
| | Amphora | | | |
| | | | | |
| | +---------+ +------+ +---------+ | | | |
| +-+ subnet2 +--+ mgmt +-+ subnet1 +-+ | | |
| +---------+ +------+ +---------+ | | |
| | | |
| +----------------------------------+ | | +-------------------+ |
| | | | | | | |
| | +---------+ +---------+ | | | | +---------+ | |
| | | member1 | | member2 | | | | | | member3 | | |
| | +---------+ +---------+ | | | | +---------+ | |
| | | | | | | |
| +----------------------------------+ | | +-------------------+ |
| network1(subnet1) | | network2(subnet2) |
+---------------------------------------+ +-----------------------+
Region One Region Two
Fig. 2. The scenario of balancing load across instances of different subnets
which reside in different regions as well.
As show in Fig. 2, supposing that a load balancer is created in region one, as
well as a listener, a pool, and two members in subnet1. When adding an instance
@ -180,4 +182,4 @@ Octavia, local neutron, and central neutron.
References
==========
None
None

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