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16%
Time-series-based monitoring with Prometheus
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © Juthamas Oonhawat, 123RF.com
, such as Apache, MySQL, SNMP, and vSphere. Making Nodes Transparent To test node_exporter (like Prometheus, also written in Go), enter tar xzvf node_exporter-0.14.0.*.tar.gz cd node_exporter-0.14.0.linux-amd64
16%
Maintaining Android in the enterprise
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
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
16%
Tuning SSD RAID for optimal performance
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © ELEN, Fotolia.com
GB DC S3700 SSD model by Intel). Latency is the wait time in milliseconds (ms) until a single I/O operation has been carried out. The typical average latency for SSDs is between 0.1 and 0.3ms
16%
Netcat – The admin's best friend
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Dmitry Rukhlenko, 123RF.com
seconds, for example: # nc -p 16000 -w 30 examplehost.tld 22 If firewalling is in place and you need to originate your connection from a specific IP address to open a port, then you can enter: # nc -s 1
16%
Serverless computing with AWS Lambda
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © joingate, 123RF.com
Id: 4e90b424-95d9-4453-a2f4-8f5259f5f263 Duration: 70.72 ms Billed Duration: 100 ms Memory Size: 128 MB Max Memory Used: 55 MB Init Duration: 129.20 ms More or Less
16%
A smoke-jumping admin's best friend
09.04.2019
Home »  Archive  »  2019  »  Issue 50: Bpfilter  » 
Lead Image © Thomas Detert, Fotolia.com
. Figure 1: Ncurses-based menuconfig (Wikipedia, CC BY-SA 3.0). Another option is Newt [22], a programming library that focuses on color TUIs (Figure 2) and uses a widget approach, making programming
16%
Proactive Monitoring
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © Tom Wang, 123RF.com
values for the CPU, hard disks, and load follow: riemann-health -h -e -u 0.2 -r 0.5 -d 0.2 -s 0.3 -o l & Figure 1: The -help parameter
16%
The RADOS object store and Ceph filesystem
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Brigida Soriano, Fotolia.com
addr = 10.42.0.101:6789 14 [mon.b] 15 host = bob 16 mon addr = 10.42.0.102:6789 17 [mon.c] 18 host = charlie 19 mon addr = 10.42.0.103:6789 20 [osd.0] 21 host = alice 22 [osd.1] 23 host
16%
Pogocache In-Memory Database
06.08.2026
Home »  Archive  »  2026  »  Issue 94 OpenSt...  » 
Lead Image © lightwise, 123RF.com
that weighs in at just 13MB in version 1.2. The fastest way to start the database is to use a pre-built Docker container. For simplicity's sake, the following command grants it full access to the host system
16%
How Old is That Data?
20.04.2017
Home »  HPC  »  Articles  » 
 ~]$ ls -s agedu* 170632 agedu.dat [laytonjb@home4 ~]$ agedu -w Using Linux /proc/net magic authentication URL: http://127.0.0.1:51579/ Remember that the first command produces the index; then, you need

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