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.5.8 GA release of MySQL, the outside contributions are, for the most part, quite minor – mostly just bug fixes [4] – whereas in MariaDB 5.2, several major new features were introduced from code contributed
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group (LAG).
Conditions
Before multiple links can be grouped in a LAG, some prerequisites must be met. All links must
be in full duplex mode,
have the same data rate (usually 1 Gbps
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relatively easy if you opt to download the package from the website (Listing 2).
Listing 2
Installing TCP Wrappers
01 bash#> cd /tmp
02 bash#> ls tcp_wrap*
03 tcp_wrappers-7.6.sol10-sparc
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:40:10 sdb 136 93 6483 2 8 40 47 2 17 7 90 sda 0 0 0 0 0 0 0 0 0 0 0
29 20120310 13:40:20 sdb 60 69 2200 2 11 52 36 2 30 6 37 sda 0 0 0 0 0 0 0 0 0 0 0
30 20120310 13:40:30 sdb 2 0 16 7 37 175 21 1 59 6 5 sda
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.47
1,336.37
2,383.80
225.23
1.55
parse_int
1.44
16.50
815.19
6,454.50
337.52
2.17
quicksort
1.49
55
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and the average latency, that is, the time the disk takes to rotate through 180 degrees [6]. The data transfer rate is typically negligible for smaller I/O scales, as is the controller overhead.
A Plethora
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and maintained only by Red Hat.
In more recent versions (e.g., 2.0 in RHEL 5 and Fedora Core 6 or later), the legacy CMAN implementation was replaced by an open implementation based on the Application Interface
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-based (Streaming Text Oriented Messaging Protocol) server implementation, for example, ActiveMQ [5] and RabbitMQ [6].
The administrator generates arbitrary job chains on a management system that are then sent
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comparison in Table 1.
Table 1
Five Graph Databases
Name
Neo4j 1.6
Sones Graph DB 2.0
InfoGrid 2.9.5
HyperGraphDB 1.1
VertexDB
Homepage
http
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folder. To do so, right-click and choose Computer | Properties | Advanced System Settings | Environment Variables | System Variables
, scroll down until you see Path
(Figure 6), and click the Edit
button
