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12%
Configuration management with Chef
30.11.2025
Home
»
Archive
»
2010
»
Issue 1: System...
»
" 05 06 signing_ca_path "/var/chef/ca" 07 couchdb_database 'chef' 08 09 cookbook_path [ "/var/chef/cookbooks", "/var/chef/site-cookbooks" ] 10 11 file_cache_path "/var/chef/cache"
12
node
12%
A standard cloud computing API
30.11.2025
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Archive
»
2011
»
Issue 6: Perfor...
»
total = summary.values.inject(0) { |sum, i| sum += i }
12
puts "Found #{total} instances in the following states:" 13 summary.keys.sort.each do |s| 14 printf "%20s %d\n", s, summary[s] 15 end 16 puts
12%
Business continuity for small to medium-sized enterprises
30.11.2025
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»
Archive
»
2012
»
Issue 08: FreeNAS
»
minutes between backups These settings create
22
files per day (one full backup and 21 incremental backups) on the NAS. The full backups are easily identifiable by the .spf file extension; incremental
12%
The RADOS object store and Ceph filesystem
30.11.2025
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Archive
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2012
»
Issue 09: Windo...
»
/ceph/$name.keyring 04 [mon] 05 mon data = /srv/mon.$id 06 [mds] 07 [osd] 08 osd data = /srv/osd.$id 09 osd journal = /srv/osd.$id.journal 10 osd journal size = 1000 11 [mon.a]
12
host = alice 13 mon
12%
Managing Logs
06.08.2026
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Archive
»
2026
»
Issue 94 OpenSt...
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deploying the Graylog Data Node, check the service status with systemctl. If the setup was successful, the output will include a status line: Active: active (running) since Sun 2025-10-
12
10:15:
22
CEST
12%
Moving HPC to the cloud
31.10.2025
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Archive
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2012
»
Issue 11: Cloud...
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of options, including dual four-core Xeon, dual six-core Xeon, or quad
12
-core AMD processors ranging in speed from
2.2
to 2.9GHz with 24 to 128GB of RAM per server and up to 1TB of scratch local storage per
12%
Introduction to behavior-driven monitoring
30.11.2025
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2011
»
Issue 3: Are yo...
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/usr/lib64/ruby/1.8/logger.rb:487:in `initialize'
12
/usr/lib64/ruby/1.8/logger.rb:263:in `new' 13 /usr/lib64/ruby/1.8/logger.rb:263:in `initialize' 14 /usr/lib/nagios
12%
High-availability workshop: GFS with DRBD and Pacemaker
30.11.2025
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2012
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Issue 07: Xen v...
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12%
Ceph Dashboard at a Glance
02.06.2026
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Archive
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2026
»
Issue 93 Disast...
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], ceph health detail [11], and ceph osd tree [
12
] to piece together the big picture. As an added bonus, the Dashboard simplifies access to Ceph and RADOS for users and operators who do not work
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