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AWS Dev (SQS (FIFO queue (key terms (deduplication id, message group id,…

- - - - FIRO delivery
      - exactly-onece processing
    - - deduplication id
      - message group id
      - recieve request attempt id
      - sequence number
    - - content-base deduplication
      - deduplication id
    - - 3,000 messages per sec with batching
      - 300 messages per sec without batching
  - - - string
      - number
      - binary
      - custom
  - - - 4days
  - - - default 30 seconds
      - max 12 hours
    - - to delete a message
- - - - Synchronous
      - Asynchronous
        
        retry
        
        dead letter queue
  - - - 128MB-3GB
    - - 3-300s
    - - subnet
  - - - pointed in event resources
      - traric shifting by aliases
- - - - type
        
        sse-c
        
        sse-kms
        
        sse-se
      - http header
        
        x-amz-server-side-encryption
    - - PUT
        
        5GB
        
        avoid by multipart upload
      - single object size
        
        5TB
  - - - 169.254.169.254
  - - - user pool
        
        authentication
      - identity pool
        
        authorization
      - synch
  - - - message size
        
        256KB
    - - system to system
        
        lambda
        
        sqs
        
        http/s
      - user notification
        
        email
        
        mobile push
        
        sms
  - - - States
      - Tasks
      - Activities
- - - - be passed to the context object in lambda
- - - - Log Streams
        
        Log Events
  - - - filter pattern
      - metric name
      - metric namespace
      - metric value
      - default value
    - - JSON Metric Filter
- - - - same partition key
      - attribute projection type
        
        KEY_ONLY
        
        INCLUDE
        
        ALL
    - - as a table
  - - - new item is added
      - an item is updated
      - an item is deleted
  - - - CreateTable
      - DescribeTable
      - ListTables
      - UpdateTable
      - DeleteTable
    - - Creating Data
        
        PutItem
        
        BatchWriteItem
      - Reading Data
        
        GetItem
        
        BatchGetItem
        
        Query
        
        Scan
      - Updating Data
        
        UpdateItem
      - Deleting Data
        
        DeleteItem
        
        BatchWriteItem
    - - ListStreams
      - DescribeStream
      - GetShardIterator
      - GetRecords
- - - - 256KB
  - - - unlimited
    - - 5TB
  - - - 400KB
        
        including LSI
    - - 256
  - - - memory
        
        min 128MB
        
        max 3008MB
      - max execution time
        
        300 seconds
      - disc capacity /tmp
        
        512MB
      - concurrency limit
        
        1000
    - - lambda function deployment size
        
        comressed .zip
        
        50MB
        
        uncompressed code +dependencies
        
        250MB
      - environment variables
        
        4KB
- - - - Period
      - Evaluation Period
      - DataPoints to Alarm
    - - Not breaching
      - breaching
      - missing
    - - not breaching
      - breaching
      - missing
      - ignore
    - - OK
      - INSUFFICIENT DATA
      - ALERM
    - - subscrive a topic
      - send email
    - - every 10,or 30 seconds
    - - resolution
        
        standard resolution
        
        one minute
        
        hi resolution
        
        one second
      - dimension
        
        name - value
- - - - ec2
      - on premise
      - lambda
    - - version
      - os
      - files
        
        source
        
        destination
      - hooks
        
        lambda
        
        before allow traffic
        
        after allow traffic
        
        ec2/on-premise
        
        application stop
        
        download bundle
        
        before install
        
        install
        
        after install
        
        application start
        
        validate service
        
        before block traffic
        
        block traffic
        
        after block traffic
        
        before allow traffic
        
        allow traffic
        
        after allow traffic
    - - in place deployment
        
        one at a time
        
        half at a time
        
        all at once
      - blue green deployment
- - - - shard
      - data record
        
        sequence number
        
        each shard
        
        retention period
        
        default
        
        24 hours
        
        max
        
        7days
      - partition key
      - server side encryption
    - - shard hour
      - PUT payload unit
      - enhanced fan-out
      - extended data extention
  - - - S3
      - amazon elastic search service
      - redshift
      - splunk
    - - lambda
- - - - Environment
        
        Web Server env
        
        Components
        
        Instances
        
        Capacity
        
        ELB
        
        AZ
        
        AutoScaling
        
        Load Balancer
        
        RollingUpdates and Deployments
        
        Security
        
        Monitoring
        
        Notifications
        
        Network
        
        Database
        
        mysql
        
        postgres
        
        sqlserver
        
        oracle
        
        Tags
        
        Software
        
        worker
        
        Configuration Options
        
        Launch Now URL
      - application version
    - - standard
        
        java,php,ror...
        
        docker
      - custom
        
        Advantage
        
        an automated, scripted way to create and maintain your customization
        
        paker
        
        platform definition file
  - - - All at once
      - Rolling
      - Rolling with an additional batch
      - Immutable
    - - Disable
      - Rolling based on health
      - Rolling based on time
      - Immutable
    - - Managed Updates
      - immutable