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30.11.2025
to investigate the configuration of swap space is to check /proc/swaps directly (Listing 1) or with the equivalent swapon -s.
Listing 1
/proc/swaps
01 $ more /proc/swaps
02 Filename Type
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extensions
fused multiply-add (FMA) type
L1 (instruction and data) information
L2 cache size
L3 cache size
estimated peak performance
The cpufetch
command works for several architectures
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your average packet size is. Tools such as Snort [2] will run for a few minutes and offer detailed data about your networks protocol usage. Ntop [3] is another example that will also give information
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06.05.2025
I think virtually everyone in HPC knows the Warewulf open source cluster provisioning and management tool. I wrote about Warewulf starting with Warewulf 3, followed by a series on Warewulf 4. Since
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26.01.2025
, formally known as Purdue Enterprise Reference Architecture (PERA), has been a fundamental part of industrial IT architecture since its development at Purdue University in the early 1990s (Figure 1). It acts
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30.11.2025
], Fabric [3], or Capistrano [4], MCollective relies on middleware based on the publish/subscribe method to launch jobs on various nodes. The middleware supported by the framework can be any kind of STOMP
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::1 (all nodes; Figure 3). The payload of this message includes all valid IPv6 prefixes on the local subnet and other flags that allow a sophisticated configuration. The RA message is also repeated
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, is well worth the investment.
ITIL addresses more than just services, though, so when talking about the concepts, people typically refer to IT Service Management (ITSM). The current version (ITIL v3
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services will account for 16 percent of IT revenue in the following technology categories: applications, system infrastructure software, platform as a service (PaaS), servers, and basic storage. Additionally
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is not accessible! ****************" >> dba.log
15 /usr/local/etc/rc.d/002pgsql.sh start
16 sleep 15
17 psql -U monitor -d monitor -c "select * from watch;"
18
19 if [ $? -eq 0 ];
20
21 then
22
