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11%
Protect Your Servers with Nmap
23.07.2012
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.13.134.52): Not shown: 994 filtered ports PORT STATE SERVICE VERSION
22
/tcp open ssh OpenSSH 4.3 (protocol
2.0
) 25/tcp closed smtp 53/tcp open domain ISC BIND 9
11%
Give your servers the once over with Nmap
31.10.2025
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2012
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Issue 11: Cloud...
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.nmap.org (64.13.134.52): Not shown: 994 filtered ports PORT STATE SERVICE VERSION
22
/tcp open ssh OpenSSH 4.3 (protocol
2.0
) 25/tcp closed smtp
10%
Distributed storage with Sheepdog
07.10.2014
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2014
»
Issue 23: 10 Ti...
»
Sheepdog Server in Action # ps -ef|egrep '([c]orosyn|[s]heep)' root 491 1 0 13:04 ?
00:00
:30 corosync root 581 1 0 1:13 PM ?
00:00
:03 sheep -p 7000 /var
10%
New features in MariaDB 10.3
05.02.2019
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2019
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Issue 49: Anato...
»
FOR NOT FOUND 18 RETURN count_students; 19
20
LOOP 21 FETCH GROUP NEXT ROW;
22
IF
x
THEN 23 SET count_students = count_students + 1; 24 END IF; 25 END LOOP; 26 END; 27 // 28 29 SQL> DELIMITER ; 30 31 SQL> SELECT
10%
Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
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2011
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Issue 6: Perfor...
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and arrival rate 19 $pdq::streams = pdq::CreateOpen($Workload, $ArrivalRate);
20
# Define the service rate for customers at the cash desk 21 pdq::SetDemand($ServerName, $Workload, $SeviceTime);
22
10%
Graphite: Collect and Visualize Numeric Data
30.07.2014
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like Fedora
20
or Ububtu 14.04 LTS. You can also find ready-made images for a virtualization solution like Docker. A simple docker graphite search shows a number of Graphite images. Of course, you can
10%
Go testing frameworks
05.08.2024
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Issue 82: Sover...
»
.Exit(1) 15 } 16 17 run(os.Args[1]) 18 } 19
20
func row() { 21 for i := 0; i < size; i++ {
22
for j := 0; j < size; j++ { 23 array[i][j]++ 24 } 25 } 26 } 27 28
10%
Monitor your nodes with collectl
30.11.2025
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2012
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Issue 09: Windo...
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X
4 920 CPU (quad core) 8GB of memory (DDR2-800) The operating system and boot drive are on an IBM DTLA-307020 (
20
GB drive at Ultra ATA/100) /home is on a Seagate ST1360827AS A 64GB Intel
X
10%
Getting started with the OpenStack cloud computing framework
28.06.2011
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) layer for the cloud, virtualizing the various hardware components and making them available through a standard API. The first OpenStack release (dubbed "Austin") became available October
22
[3]; The Open
10%
VTP for VLAN management
04.10.2018
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2018
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Issue 47: Findi...
»
:/ 1 -rw- 4414921 Aug
22
2017
00:00
:02 c2960-lanbase-mz.122-25.FX.bin 2 -rw- 736 Aug
22
2017 10:53:02 vlan.dat 64016384 bytes total (59600727 bytes free) If you
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