Archive for the 'cloud' Category

EC2 Site Architecture Diagrams – RightScale Cloud Management Support Portal

Friday, May 6th, 2011

LastPass : The last password you’ll have to remember: LastPass Security Notification

Thursday, May 5th, 2011

Online password keeping service LastPass.com reports that it is possible that they were 0wned. (how nice!) In the same time, PastPass seems to be doing the right things: they had a monitoring in place, so they have detected an anomaly in traffic. As …

Sören Bleikertz – On Amazon EC2′s Underlying Architecture

Friday, April 29th, 2011

Some description of EC2 Internals. EC2s are XEN VMs, mine is currently using Xen 3.0.3-rc5-8.1.14.f , which appears to be
F14 Xen package re-build on RHEl5.x (this is by looking at compiler version) . Some info in the article appears to a bit o…

Summary of the Amazon EC2 and Amazon RDS Service Disruption

Friday, April 29th, 2011

Postmortem for the April-2011 EC2/EBS outage. It looks like a human errors plus unfortunate cascade of events lead to a requests storm that brought down EBS storage. Also, it appears that Amazon mis-estimated spare storage capacity needed for recov…

[slideshare] Netflix in the cloud 2011 – Adrian Cockcorft

Saturday, April 23rd, 2011

Slides from Adrian Cockcorft, Netflix director of cloud systems about current state [for 2011] of Netflix’s AWS-based architecture

http://techblog.netflix.com/2010/12/5-lessons-weve-learned-using-aws.html

Saturday, April 23rd, 2011

Notes from netflix tech blog about some key points of their EC2-based infrastructure design. Note that netflix is not affected by the current EBS problems in AWS US-EAST region. Their key point seems to be to equally split your infrastructure betw…

Who is affected by EC2? – EC2Disabled.com [by Amazon AWS outage of 21 April 2011]

Saturday, April 23rd, 2011

The subj. looks really bad!

AWS is down: Why the sky is falling – justinsb’s posterous

Friday, April 22nd, 2011

A blog post explaining nature of the current Amazon AWS outage. The deal is that several so-called availability zones (AZ) failed simultaneously in amazon US-EAST region, even though amazon’s FAQ describe such event to be unlikely. Many interestin…

Dropbox Lack of Security – Miguel de Icaza

Thursday, April 21st, 2011

“This announcement means that Dropbox never had any mechanism to prevent employees from accessing your files, and it means that Dropbox never had the crypto smarts to ensure the privacy of your files and never had the smarts to only decrypt the files f…

[Amazon AWS] PCI DSS Level 1 Compliance FAQs

Thursday, April 7th, 2011

Amazon AWS is “PCI DSS 2.0 Level 1 -compliant Shared Hosting Provider”. i.e. you can build your PCI-DSS compliant infrastructure using EC2, S3, EBS and VPC to store and process payment card data