41%
18.03.2013
Hardly a day goes by without reports of hackers breaking into government, military, or enterprise servers. If you analyze the details of the hacker’s approach, you will see that, in 90 percent ... is a classic bug in a web application: an SQL injection vulnerability. SQL injection, which has been known for around 12 years, is still one of the hacker’s most popular tools.
This article presents real ...
Hardly a day goes by without reports of hackers breaking into government, military, or enterprise servers. If you analyze the details of the hacker’s approach, you will see that, in 90 percent
41%
10.09.2013
Introduction of the new OpenMP specification abstracts away many of the thorny issues associated with today’s HPC hardware.
...
23,289.81
24,823.29
6%
SP
19,751.24
12,061.77
39.00%
a BT, block tri-diagonal; CG, conjugate gradient; EP, embarrassingly parallel; FT, 3D fast Fourier ...
Introduction of the new OpenMP specification abstracts away many of the thorny issues associated with today’s HPC hardware.
41%
23.01.2012
Windows administrators: Expand your horizons and your opportunities with Unix commands via Cygwin. Use Cygwin’s extensive list of Unix utilities for scripts, maintenance, compatibility ... ://mirrors.xmission.com
.
Figure 3: Choosing an available Cygwin download site.
Try to choose one that’s physically close to you or that you know has bandwidth to spare. Also, you can add a URL of your own if you have ...
Windows administrators: Expand your horizons and your opportunities with Unix commands via Cygwin. Use Cygwin’s extensive list of Unix utilities for scripts, maintenance, compatibility
41%
25.02.2013
0.00
01/31/2013 09:56:03 AM
avg-cpu: %user %nice %system %iowait %steal %idle
6.00 0.00 2.00 0.50 0.00 91.50
Device: rrqm/s wrqm/s r/s w/s rMB/s
41%
05.12.2018
.
Figure 3: Sample pop-up dialog from Bash script: dialog --title "Message" --msgbox 'Your job is done' 6 20
If you are interested in writing TUIs for system administration, a great place to start ... TUIs, a Smoke-Jumping Admin’s Best Friend
41%
12.11.2013
In some particularly sophisticated DDoS attacks, the attackers rely on and target the cloud, allowing attackers to work around conventional defense mechanisms. We explain how a DDoS attack ... to CloudFlare CEO Matthew Prince, the DDoS attack on Spamhaus was triggered by 36-byte data packets, each of which triggered a 3,000-byte response.
Although a normal desktop PC can handle about 1,000 DNS ...
In some particularly sophisticated DDoS attacks, the attackers rely on and target the cloud, which allows them to work around conventional defense mechanisms. We explain how a DDoS attack
41%
26.01.2025
Hetzner Announces S3-Compatible Object Storage
Hosting and cloud provider Hetzner has announced Object Storage – a high-performance solution for storing unstructured data – which is suitable ... In the news: Hetzner Announces S3-Compatible Object Storage; Ongoing Cyberattack Prompts New CISA Guidance for Communications Infrastructure; OpenMP 6.0 Released; Open Source Development Improves
41%
02.08.2021
-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=32
fio-3.16
Starting 1 process
Jobs: 1 (f=1): [w(1)][100.0%][w=1733KiB/s][w=433 IOPS][eta 00m:00s]
test: (groupid=0, jobs=1): err= 0: pid
40%
17.12.2014
need a simple tool to help you understand what’s happening on the nodes.
... performance from many perspectives (i.e., CPU, network, disk). The tool is called nmon
.
Nmon Overview
Nmon is short for “Nigel’s Monitor” and is a command-line tool that presents performance information ... need a simple tool to help you understand what’s happening on the nodes.
40%
21.08.2012
M
Is this ok [y/N]: y
Downloading Packages:
(1/5): apr-1.3.9-3.el6_1.2.i686.rpm | 128 kB 00:00
(2/5): expat-2.0.1-11.el6_2.i686.rpm