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100%
Nagios Passive Checks
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Lisa Young, 123RF.com
_threshold 1800 11 check_period 24x7 12 check_command check-host-alive 13 } Listing 3 24x7 01 define timeperiod { 02 timeperiod ... 22
96%
Visualizing time series data
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Maxim Kazmin, 123RF.com
_port = 2003; 10 11 # create Socket 12 my $socket = IO::Socket::INET -> new(PeerAddr => $remote_host, 13 PeerPort => $remote_port, 14 Proto => "tcp", 15 Type => SOCK_STREAM) 16 or die "Couldn ... 22
95%
Hardware MFA: Death to the password!
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © alphaspirit, 123RF.com
Cost: US$ 12.99, US$ 19.99 Amazon AWS Virtual MFA Amazon AWS Virtual MFA is an Android-only application that supports using your phone as a multifactor authentication device and supports all AWS ... 22
63%
Discover the power of RouterBOARDS
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Lead Image © andreysuslov, 123RF.com
Rubén Llorente ... is easy enough (superuser privileges are required): arp -s 192.168.90.55 00:0c:29:c1:91:b1 The last field of the command is the MAC address, which is the unique identifier of the network device to which
37%
Listing 1
21.08.2012
Home »  HPC  »  Articles  »  Warewulf 4 Code  » 
 
==================================================================== Install       2 Package(s) Total download size: 106 k Installed size: 187 k Downloading Packages: (1/2): gkrellm-daemon-2.3.5-3.el6.x86_64.rpm      |  69 kB     00:00 (2/2): lm_sensors-libs-3.1.1-10.el6.x
33%
Network analysis with the Bro Network Security Monitor
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © Aleksey Mnogosmyslov, 123RF.com
400 Oct 20 00:00 ssh.23:00:00-00:00:00.log.gz -rw-r--r--. 1 root root 1268 Oct 19 22:00 weird.21:34:12-22:00:00.log.gz -rw-r--r--. 1 root root 2477 Oct 19 23:00 weird.22:00:00-23:00:00.log.gz -rw
32%
When I/O workloads don't perform
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Viacheslav Iakobchuk, 123RF.com
%util sda 10.91 6.97 768.20 584.64 4.87 18.20 30.85 72.31 13.16 20.40 0.26 70.44 83.89 1.97 3.52 nvme0n1 58.80 12.22 17720.47 48.71 230
31%
When I/O Workloads Don’t Perform
12.05.2021
Home »  HPC  »  Articles  » 
  30.85  72.31   13.16   20.40   0.26    70.44    83.89   1.97   3.52 nvme0n1         58.80   12.22  17720.47     48.71   230.91     0.01  79.70   0.08    0.42    0.03   0.00
31%
Monitoring Performance with sar
05.03.2014
Home »  Articles  » 
:15:01        all      2.08      0.00      0.96      0.02      0.00     96.94 12:25:01        all      1.96      0.00      0.82      0.06      0.00     97.16 12:35:01 PM     all      1.22      0.00      0.73      0.00      0.00
31%
Collecting and evaluating performance data over a period of time
20.03.2014
Home »  Archive  »  2014  »  Issue 19: Perim...  » 
Lead Image © Sergey Nivens, 123RF.com
all 1.22 0.00 0.73 0.00 0.00 98.05 12:45:01 PM all 1.32 0.00 0.72 0.01 0.00 97.95 12:55:01 PM all 1.79 0.00 0.75 0

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