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21%
Linux device mapper writecache
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © lightwise, 123R.com
=test test: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=32 fio-3.12 Starting 1 process Jobs: 1 (f=1): [w(1)][100.0%][w=654MiB/s][w=167k IOPS][eta 00m:00s
21%
Profiling Python code
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image ©-Yong Hian Lim, Fotolia.com
without profiling). Listing 3 pprofile Output Command line: md_002.py Total duration: 1662.48s File: md_002.py File duration: 1661.74s (99.96%) Line #| Hits| Time| Time per hit
21%
hwloc: Which Processor Is Running Your Service?
07.11.2011
Home »  HPC  »  Articles  » 
GB) 03     Socket P#0 04       Core L#0 + PU L#0 (P#0) 05       Core L#1 + PU L#1 (P#2) 06       Core L#2 + PU L#2 (P#4) 07       Core L#3 + PU L#3 (P#6) 08   NUMANode P#1 (12GB) 09     Socket P#1 10 ... Examine and optimize your server’s internal topology with this hardware locality tool suite.
21%
Linux Writecache
19.11.2019
Home »  HPC  »  Articles  » 
, ioengine=libaio, iodepth=32 fio-3.1 Starting 1 process Jobs: 1 (f=1): [w(1)][100.0%][r=0KiB/s,w=1401KiB/s][r=0,w=350 IOPS][eta 00m:00s] test: (groupid=0, jobs=1): err= 0: pid=3104: Sat Oct 12 14:39:08 2019   write: IOPS=352
21%
Profiling Python Code
09.12.2019
Home »  HPC  »  Articles  » 
in execution time by about a factor of 10 (i.e., it ran 10 times slower than without profiling). Listing 3: pprofile Output Command line: md_002.py Total duration: 1662.48s File: md_002.py File duration: 1661
21%
Container Apps
02.10.2017
Home »  Articles  » 
 
can bring your own build infrastructure or use ours. When you install a snap for the first time, another small snap is also pulled down (at the time of writing, it’s around 85MB), known as the ... Canonical’s Snapcraft (Snappy) package manager creates self-contained applications that work across Linux distributions. We show you how to install, publish, and run a simple snap.
21%
Monitoring network computers with the Icinga Nagios fork
17.06.2011
Home »  Archive  »  2010  »  Issue 1: System...  » 
 
powerful Icinga test server (Via C3, 800MHz, 256MB RAM). As a default, you need a new username and password for Icinga Web. That said, however, the current status does reveal some potential; it makes sense
21%
Monitoring network computers with the Icinga Nagios fork
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Alterfalter, 123RF.com
powerful Icinga test server (Via C3, 800MHz, 256MB RAM). As a default, you need a new username and password for Icinga Web. That said, however, the current status does reveal some potential; it makes sense
21%
Web and Mail Servers with IPv6
13.12.2011
Home »  Articles  » 
 
We’ll help you get your servers ready for the new IPv6 Internet. ... Migrating the company’s local network to IPv6 will not make much sense in the next few years. The situation is different for leased dedicated ... If you run a web server and a mail server and anticipate that users from Asia will access your system, it’s time to get it ready for IPv6. ... Web and Mail Servers with IPv6 ... Web and Mail Servers with IPv6
21%
Greylisting with Postgrey
22.06.2012
Home »  Articles  » 
 
577600 6-16:26:40 40 608400 7-01:00:00 As you can see, it’s important to adjust your greylisting retry allowances depending on which mail server you use; otherwise, you

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