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cloud:naq [2020/05/14 14:15] chudlercloud:naq [2020/05/14 16:39] (current) chudler
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   * senlin   * senlin
   * ceilometer   * ceilometer
 +
 +Q: What are the cloud services that are provided by those named above?
 +
 +A: Roughly speaking:
 +
 +  * Block Storage (e.g. EBS)
 +  * Block Backup Service
 +  * Hardware Acceleration (e.g. GPU)
 +  * Declarative Cloud Automation (e.g. cloudformation)
 +  * Secrets Storage Manager
 +  * Workflow Service
 +  * Hardware-as-a-service (non-virtualized)
 +  * Load Balancing (nginx/haproxy-as-a-service)
 +  * Data Processing (Hadoop/Spark/Storm) Service
 +  * Software-defined NFS Service
 +  * Object Storage (S3-compatible)
 +  * Name Service (DNS)
 +  * Virtual Routing and Virtual Networking
 +  * General Compute virtualization (x86_64 focused)
 +  * Real-time Network Analysis (restricted access)
 +  * Image Storage Service
 +  * Metrics Collection Service
 +  * Container Runtime Service (**recommended**)
 +  * Cluster Management Service
 +  * Metering and Monitoring Service
  
 Q: What about containers (docker)? Q: What about containers (docker)?
 +
 A: [[ cloud:recipe:docker | Container Docs ]] A: [[ cloud:recipe:docker | Container Docs ]]
  
-Q: I don't understand how to get started using it. A: See "Getting and Using Access" in the [[ cloud:intro | Introduction ]]+Q: I don't understand how to get started using it.
  
-Q: Access methods? A: +A: See "Getting and Using Access" in the [[ cloud:intro | Introduction ]].  
 + 
 +Q: Access methods? 
 + 
 +A: 
   * [[ cloud:cli | CLI ]]    * [[ cloud:cli | CLI ]] 
   * [[ https://overcloud.cs.uchicago.edu | Web ]]   * [[ https://overcloud.cs.uchicago.edu | Web ]]
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 A: If the servers had been running previously, this is bad and may not be recoverable (!!). Talk to us ASAP about anything that you know. We'll troubleshoot. The upside is that the servers might be gone but the volumes and anything else associated with them (ports, etc) can be attached to entirely new servers, as is often done in clouds. A: If the servers had been running previously, this is bad and may not be recoverable (!!). Talk to us ASAP about anything that you know. We'll troubleshoot. The upside is that the servers might be gone but the volumes and anything else associated with them (ports, etc) can be attached to entirely new servers, as is often done in clouds.
 +
 +Update: Ask about our newly supported [[ https://docs.openstack.org/nova/latest/user/rescue.html | Rescue Mode ]]
  
 Q: How fast is it? Q: How fast is it?
  
-A: We believe it to be good enough for instructional use (compare with research/HPC use). There is some evidence that it can sustain 100MB/s random writes through to the backend.+A: We believe it to be good enough for instructional use (compare with research/HPC use). There is some evidence that it can sustain 100MB/s random writes through to the backend. Aside from I/O, we tolerate less than 50% over-commit of CPU.
  
 Q: Is my data safe? Q: Is my data safe?
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   * Possession of SSH Key and knowledge of how to use it   * Possession of SSH Key and knowledge of how to use it
  
-Everything else is up to you+Everything else depends on what you will do with the resources that are available. [[ cloud:intro | The introduction ]] will guide you through managing your own cloud resources.
/var/lib/dokuwiki/data/attic/cloud/naq.1589483747.txt.gz · Last modified: 2020/05/14 14:15 by chudler

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