Information Technology Reference
In-Depth Information
TABLE 18.1
Outages in Different Cloud Services
Cloud Service and Outage
Duration
Date
Implications
Google GMAil
30 h
October 16, 2008
Users could not access their emails
Google Gmail and Google Apps
24 h
August 15, 2008
Those affected by the outage received a 502 server error when
trying to log in to Gmail and Google Apps
FlexiScale: core network failure
18 h
October 31, 2008
All services were unavailable to customers
Amazon S3
6-8 h
July 20, 2008
Users could not access the storage due to single bit error
leading to gossip protocol blowup
Google Network
3 h
May 14, 2009
The vast majority of Google services became unavailable,
including Gmail, YouTube, Google News, and even the
google.com home page. The outage affected about 14% of
Google users worldwide
Google News
1.5 h
May 18, 2009
Users saw a 503 server error, along with a message to try their
requests again later
Google News
2 h
September 22, 2009
Many users experienced dificulties accessing Google News
Google Gmail
2 h
September 1, 2009
Users could not access their emails
Amazon EC2
8 h
December 10, 2009
Customers experienced a loss of connectivity to their service
instances
Microsoft Sidekick
6 days
March 13, 2009
The massive outage left Sidekick customers without access to
their calendar, address book, and other key aspects of their
service
Microsoft Azure
22 h
March 13, 2009
The outage occurred before the service came out of beta. The
outage left people without access to their applications
Netsuite
30 min
April 27, 2010
The company's cloud applications were inaccessible to
customers worldwide
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