Excellent package volume optimization tutorial

author ：yechaoa

link ：

https://juejin.cn/post/7116089040264232967

This article is authorized by the author .

There are many optimization schemes in the market , But there is no complete link system , Now it's here , This article will take you to a new level , Whether it's an interview 、 The performance of KPI, Or report and propaganda , Can make you comfortable ！

Read before ：

Android Package volume optimization （ routine 、 Advanced 、 The acme ） 

Comprehensive optimization plan covering all stages .

Note that this article is more inclined to methodology and planning ability , The focus tends to be on how to do a good job in a technology topic, If you simply want to see the technical solution , It can be read before reading .

Wait a minute. ：

Introduce a small sharing group , This article is also from one of the sharing , Paste and check by yourself ：

https://qdp21w3pc9.feishu.cn/docs/doccnqIownailqLMV78VDowWRt5

A small sharing group maintained by a few folk heroes , I personally admire , But I'm also worried , Because generally, organizations without income are difficult to maintain for a long time , I still hope it can find a suitable way to persist .

1

background

• Improve download conversion rate

• ...

• Improve the update rate , This is rarely mentioned , Second download is also important , It can promote the rapid landing of business .

2

present situation

• The latest version ?MB, breakthrough 80 mark ？100 mark ？ Competing with each other ？

• near 6 Monthly average monthly growth rate ?MB

• near 6 Monthly average update cycle of each version （7 God ？10 God ？）

Output report

3

The goal is

Reduce 30MB & Reduce 30%

4

Specific analysis of the current situation

1. Proportion of pictures 15%

2. Code proportion 25%

3. so file 50%

4. other 10%

Combined with project analysis , Output the specific factors behind the proportion of each item （ Fancy design ？ Business complex ？ Reasonable structure ？）

Output pie chart

5

Optimization idea

1. Compress the files involved in packaging

2. Reduce the number of files involved in packaging

 

6

Planning thinking

1. How to ensure stability ？

2. How to long-term governance ？

Think from a higher angle

7

Milepost

 

1. Information publicity

2. Ensure that the progress is progressing steadily

3. If there is a risk, seek resource support in time

8

Gripper

• Android Studio

• ApkChecker

• ClassShark

• ...

• Produce tools with project characteristics

9

Big picture of Technology

 

10

Picture optimization

Manual -> Script

11

Code optimization

 

12

long-range so

You need to be familiar with the packaging process , know Gradle Various Task What is the executive doing .

 

Packaging stage , Merging in apk Before , Put the need for remote so Upload the file to the remote , Then eliminate .

Flutter Of so There is little information about remote , Mention it , Search the source code FlutterLoader, Inherit FlutterLoader rewrite startInitialization, The principle is to interfere with the original so File loading path .

11.1、 Download process

Precipitation general download SDK

1. Network state management

2. Download task priority scheduling

3. Breakpoint continuation

4. ...

11.1.1、 Start download （ Leisure time ）

Idle Download ： Users are imperceptible , Even if it fails , There is no need for interactive expression .

 

11.1.2、 Download on demand

Download on demand ： The download process is the same as that in idle time , But the forms of interaction are different , You need to let users know what you are doing 、 What progress , Provide a loading Page load .

 

Self inspection ： It's not necessarily the problem of our code , It may be that the user network is unavailable 、 Insufficient storage

Practice can be referred to ：

Android Dynamic loading so！ This one is enough ！

13

test

1. Compatibility ：android 5.0-12.0

2. Whether to download repeatedly 、 Is it available （32/64）

3. Broken net 、 Weak net

4. Overlay installation

5. The front desk goes back to the backstage

6. ...

14

Monitoring alarm

 

13.1、 Buried point

1. success

2. error code/message

3. so name

4. retry

5. demotion

6. storage size

7. download type

8. download time

9. Equipment information

10. Internet Information

11. User information

12. ...

13.2、 monitor

1. Download success rate

2. load The success rate

3. loading Page open success rate

4. ...

13.3、 The alarm

？ minute ？ Secondary failure

Alarm forms include but are not limited to nail groups 、 Wechat group 、 SMS 、 Telephone, etc .

13.4、 Obstacle removal

1. Troubleshooting guide

2. Database bottom table query sql

15

Long term governance

Design principle of bayonet after packaging ：

 

 

1. During the packaging process, the resource file 、 Code file 、jar/aar Wait for documents to be merged , Now that you know what documents there are , You can know the size of these files , You can output a file size As the baseline of the current version .

2. The threshold configuration information can be written dead , Configurable .

16

result

• Before optimization 、 Comparison after optimization

• Competing with each other contrast

• Download time comparison

• Installation time comparison

• ...

Output report

17

The future planning

1. White list logo？

2. Precipitation methodology ？

3. Process instrumentalization 、 Intelligent ？

4. Monthly report ？

5. Big data ？

6. ...

18

value & significance

1. technology ： Precipitate general components ？ innovation flutter？

2. The team ： influence ？

3. company ： Reduce bandwidth , Year round savings ？W funds

4. user ： Download time is reduced ？ Installation time is reduced ？

5. social ： Less per download ？M Traffic , Save traffic throughout the year ？ Billion

6. ...

19

reflection

1. Need to be extreme ？ Theoretically, start unnecessary pictures 、 file 、so Can be remote .（ Is it necessary to lose weight as thin as possible ？）

2. Minimalist bag ？

20

Interview questions

1. Why choose tinypng, What is the principle , Is there any other plan ？

2. long-range so What are the selection criteria ？

3. Does it support continuous transmission at breakpoints ？

4. Will you download repeatedly ？

5. Can I choose to download according to the network ？

6. Is there a document integrity check ？

7. Is there a download priority ？

8. How to avoid 64 Bit device down to 32 position so file ？

9. so Will the updated file coexist with the old version on the device ？

10. What is the bottom plan ？

11. What else can be optimized ？

12. ...

21

Last

1. Top chefs cook online , Eat by yourself , Not responsible for feeding 🤪

2. Think more , Think deeply , The kind you can dream about 🧐

3. Do more tricks , More personal parts , Even without technical depth

4. Role change , personal 、 The team 、 product 、 Pull new operation 、 user 、 company 、 social ...

5. The value of Technology 、 Business value

6. Don't forget triple company ~

I don't like theory very much , Prefer practical , You can check the following articles , But I suggest you cultivate some planning thinking , After all, go up , One day, it is necessary to plan and do some management things ：

Android Package volume optimization （ routine 、 Advanced 、 The acme ） 

Blow up series ： Explore in depth Android Package volume optimization

 

from ： Excellent package volume optimization tutorial , It's not just optimization ！