Hi,
Sharing crunch of AWS various courses which will work as a key for exam success.
This has been accumulated over a period of time and will keep updating this post.
Port:
· SSH: 22
· RDP: 3389
· HTTP: 80
· HTTPS: 443
· MySQL: 3306
· Redshift: 5439
· MS SQL: 1433
ELB
· Supported Protocols: HTTP/HTTPS/TCP/SSL
· Supported Ports: 25, 80, 443, 1024 - 36635
Compute
EC2
· Max Number of Tags – 10 Per EC2 Instance
· How many regions are there on the AWS platform currently - 11
· Total Regions Supported for EC2 - 9
· EC2 Instance Limits (Per Region)
· On-Demand : 20
· Reserved: 20
· SPOT – No Limit
Auto Scaling
· Default Cooling Period – 5 mins
Elastic Bean Stalk
· Default Limit
· Applications: 75
· Application Version: 1000
· Environments: 200
Storage
S3
· Per AWS A/c S3 Buckets – 100 (Call AWS to increase limit)
· File Size: 1 Byte – 5 TB
· Object/File Size in Single PUT – 5 GB
· Multipart Upload – Greater than 100 MB
Glacier
· 1000 Vaults – Per A/c Per Region
· No Max Limit to the total amount of data.
· Individual Archives Limit: 1 Byte – 40 TB
· Object/File Size in Single PUT – 4 GB
Storage Gateway
· Gateway Stored Volume – 16 TB, 32 Volumes: 512 TB
· Gateway Cached Volume – 32 TB, 32 Volumes: 1 PB
· Virtual Tape – 1 PB (1500 Virtual Tapes) (Takes 24 Hours for retrieval)
Import/Export
· Max Device Capacity – 16 TB
· Snowball - Max Device Capacity – 50 TB
CloudFront: (Can be Writable)
· 1000 – Request Per Second
· Max File Size that can be delivered thru CloudFront – 20 GB
· TTL – 24 Hrs (86400 secs)
· Cannot be - RDS, Glacier
· Can be – S3, EC2, ELB, Route53
Database
RDS:
· Limit – 40 RDS Instances
· Max DB on Single SQL-Server Instance – 30
· Max DB on Single Oracle Instance – 01
· RDS Backup Retention Period – 1 - 35 Days
· Read-Replicas – 05
· MySQL DB Size – 6 TB
· Maximum RDS Volume size using RDS PIOPS storage with MySQL & Oracle DB Engine - 6 TB
· Maximum PIOPS capacity on an MySQL and Oracle RDS instance is 30,000 IOPS (Default)
· Maximum size for a Microsoft SQL Server DB Instance with SQL Server Express edition – 10 GB (SA Mega Quiz #20)
Dynamo DB
· Storage – No Limit
· Single Item Size (Row Size): 1 – 400 KB
· Local/Global Secondary Index – 05 per Table
· Streams – Stored for 24 Hours only.
· Maximum Write Thruput – Can go beyond 10,000 capacity units, but contact AWS first.
· Projected Non-Key Attributes – 20 Per Table
· LSIs - Limit the total size of all elements (tables and indexes) to 10 GB per partition key value. (GSI does not have any such limitations)
· Tags: 50 Tags Per DynamoDB Table
· Triggers for a Table - Unlimited
RedShift
· Block Size – 1024 KB
· Maintain 3 copies
· Compute Node: 1 – 128
Aurora
· Maintain 6 copies in 3 AZs
ElastiCache
· Reserved Cache Nodes – 20
Networking
ELB:
· Allowed Load balancer : 20
· Port Supported: HTTP, HTTPS, SSL, TCP
· Acceptable ports for both the HTTPS/SSL and HTTP/TCP connections are 25, 80, 443, and 1024-65535
Per Region
· 05 - VPCs
· 05 - EIP
· 05 – Virtual Private Gateway
· 50 - VPN Connections
· 50 – Customer Gateway
Per VPC
· 01 - Internet Gateway
· 01 – IP Address Range
· 200 – Subnets
· 20 - EC2 Instances (Default)
Per Subnet
· 01 – AZ
· 01 - ACL
Notes:
· An instance retains its Private IP and persist across starts and stops
· Assign multiple IP addresses to your instances
· EIP is associated with your AWS account and not a particular instance. It remains associated with your account until you explicitly release it.
Route53
· Number of domains you can manage using Route 53 is 50 (however it is a soft limit and can be raised by contacting AWS support)
Management
Cloud Watch
· Logs – Unlimited/ Indefinitely
· Alarms – 2 Weeks (14 Days)
· Metrics – 2 Weeks (14 Days)
· For more, use API – GetMetricStatistics or some third party tools
· EC2 Metrics Monitoring
· Standard – 5 Mins
· Detailed – 1 Min
· Custom Metrics Monitoring – Minimum 1 Min
Cloud Formation
· Templates – No Limits
· Stack – 200 Per A/c
· Parameters – 60 per Template
· Output – 60 per Template
· Description Field Size – 4096 Characters
Cloud Trail
· 5 Trails – Per Region
· Deliver Log Files – Every 5 mins
· Capture API Activity – Last 7 Days
OpsWorks
· 40 Stacks
· 40 Layers per stack
· 40 Instances per stack
· 40 - Apps per stack
Security
· Roles: 250 Per AWS Account
· KMS
· Master Keys – 1000 Per AWS A/c
· Data Key – No Limit
· Resource Base Permission:
· S3, Glacier, EBS
· SNS, SQS
· Elastic Bean Stalk, Cloud Trail
Analytics
EMR:
· EC2 Instances Across All clusters - 20
Application
SQS:
· Visibility Timeout – 30 Secs (Default) (Otherwise 12 hours) Value must be between 0 seconds and 12 hours.
· Retention Period – 4 days (Default). Can be set form 1 min to 2 Weeks (14 Days) Value must be between 1 minute and 14 days.
· Max Long Polling Timeout – 20 Secs Value must be between 0 and 20 seconds.
· Message Size – 256 KB Value must be between 1 and 256 KB.
· Number of Queues – Unlimited
· Number of messages per queue – Unlimited
· Queue name: 80 characters
SES:
· SES Email Size – 10 MB (including Attachments)
· SES Recipients – 50 for every message
· Sending Limits:
SNS:
· Topic – 1,00,000 Lakh (Per A/c)
· Subscription – 10 Million Per Topic (Per A/c)
· TTL – 04 Weeks
SWF:
· Retention Period – 1 Year
· Max workflow execution – 1 Year
· History of Execution – 90 Days Max
· Max Workflow and Activity Types – 10,000
· Max Amazon SWF domains – 100
· Max open executions in a domain – 1,00,000
Elastic Encoder
· Jobs – 10k Per Pipeline
Hope this helps.
Keep Blogging!!!
Regards,
Arun Manglick
