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Nagios Passive Checks
21.08.2014
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Lead Image © Lisa Young, 123RF.com
{ 02 name check_5min_24x7 03 register 0 04 max_check_attempts 3 05 check_interval 5 06 ... 22
99%
Using Libvirt with Python to manage virtual machines
21.08.2014
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Lead Image © fourseasons, 123RF.com
changes. On recent systems, you can use polkit to do this. As of version 0.112, you even have a separate engine, which you can feed with JavaScript-based rules. You can really do some interesting things ... 22
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Maintaining Android in the enterprise
21.08.2014
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Lead Image © Iaroslav Neliubov, 123RF.com
MIPS : 1993.93 17 processor : 2 18 BogoMIPS : 1993.93 19 processor : 3 20 BogoMIPS : 1993.93 21 Features : swp half thumb fastmult vfp edsp neon vfpv3 tls 22 CPU implementer : 0 ... 22
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Vagrant, Serf, Packer, and Consul create and manage development environments
21.08.2014
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Lead Image © 36clicks, 123RF.com
these base images "boxes." Prebuilt boxes can be downloaded free of charge via the community collection on Vagrantbox.es [3] (Figure 1) or from the Vagrant Cloud powered by HashiCorp [4]. The latter provides ... 22
99%
Visualizing time series data
21.08.2014
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Lead Image © Maxim Kazmin, 123RF.com
't connect to $remote_host:$remote_port: $@ \n"; 17 18 19 while() { 20 my @lavg = Sys::CpuLoad::load(); 21 my $ts=time(); 22 print $socket "system.loadavg_1min $lavg[0] $ts\n"; 23 print $socket "system ... 22
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Integrating OCS information into monitoring with OpenNMS
21.08.2014
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Lead Image © Kheng Ho Toh, 123RF.com
-configuration.xml file in the /opt/opennms/etc directory, as shown in Listing 3. Listing 3 provisiond-configuration.xml 01 0" encoding="UTF-8"?> 02 22
80%
Automating deployments on Proxmox with OpenTofu and cloud-init
04.12.2024
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Lead Image © lightwise, 123RF.com
Rubén Llorente ... ). Listing 3 tofu_project/main.tf 01 terraform { 02 required_providers { 03 proxmox = { 04 source = "bpg/proxmox" 05 version = "0.64.0" 06 } 07 } 08 } 09 10 provider "proxmox
79%
Automating command execution across servers
01.06.2024
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Photo by Adrian Hartanto on Unsplash
Rubén Llorente ... to that shown in Listing 3; line 35 captures the syspatch exit status and records it in the MY_STATUS variable. Lines 36-40 ensure that the script exits with status 0 if syspatch itself exits with a status
20%
Rethinking RAID (on Linux)
16.03.2021
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, ioengine=libaio, iodepth=32 fio-3.12 Starting 1 process Jobs: 1 (f=1) test: (groupid=0, jobs=1): err= 0: pid=5872: Sat Jan  9 16:35:08 2021   read: IOPS=251k, BW=979MiB/s (1026MB/s)(2045MiB/2089msec
19%
Rethinking RAID (on Linux)
25.03.2021
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Lead Image © nikkikii, 123RF.com
-machine) UUID : e0e5d514:d2294825:45d9f09c:db485a0c Events : 3 Number Major Minor RaidDevice State 0 252 0 0 active sync /dev/rd0 1 8 34

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