HydraVM: Low-Cost, Transparent High Availability for Virtual Machines

 
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Old 02-23-2011
HydraVM: Low-Cost, Transparent High Availability for Virtual Machines

HPL-2011-24 HydraVM: Low-Cost, Transparent High Availability for Virtual Machines - Hou, Kai-Yuan; Uysal, Mustafa; Merchant, Arif; Shin, Kang G.; Singhal, Sharad
Keyword(s): Virtualization, High Availability, VM Checkpointing, VM Restore, Shared Storage
Abstract: Existing approaches to providing high availability (HA) for virtualized environments require a backup VM for every primary running VM. These approaches are expensive in memory because the backup VM requires the same amount of memory as the primary, even though it is normally passive. In this paper, ...
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Chart::Clicker::Data::Series::HighLow(3pm)		User Contributed Perl Documentation		Chart::Clicker::Data::Series::HighLow(3pm)

NAME
Chart::Clicker::Data::Series::HighLow - Series data with additional attributes for High-Low charts VERSION
version 2.83 SYNOPSIS
use Chart::Clicker::Data::Series::HighLow; my @keys = (); my @values = (); my @highs = (); my @lows = (); my @opens = (); my $series = Chart::Clicker::Data::Series::HighLow->new({ keys => @keys, values => @values, highs => @highs, lows => @lows, opens => @opens }); DESCRIPTION
Chart::Clicker::Data::Series::HighLow is an extension of the Series class that provides storage for a three new variables called for use with the CandleStick renderer. The general idea is: --- <-- High | | - <-- max of Open, Value | | | | - <-- min of Open, Value | | --- <-- Low ATTRIBUTES
highs Set/Get the highs for this series. lows Set/Get the lows for this series. opens Set/Get the opens for this series. METHODS
add_to_highs Adds a high to this series. get_high ($index) Get a high by it's index. high_count Gets the count of sizes in this series. add_to_lows Adds a high to this series. get_low ($index) Get a low by it's index. low_count Gets the count of lows in this series. add_to_opens Adds an open to this series. get_open Get an open by it's index. open_count Gets the count of opens in this series. AUTHOR
Cory G Watson <gphat@cpan.org> COPYRIGHT AND LICENSE
This software is copyright (c) 2012 by Cold Hard Code, LLC. This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself. perl v5.14.2 2012-06-22 Chart::Clicker::Data::Series::HighLow(3pm)