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27%
Netcat – The Admin’s Best Friend
20.08.2012
Home »  Articles  » 
 
the -p option: # nc -p 16000 examplehost.tld 22 To add a timeout for latency testing, you could use the -w parameter followed by the number of seconds – 30 seconds, for example: # nc -p 16000 -w 30
27%
Mounting Compressed Archives as a User
25.01.2022
Home »  HPC  »  Articles  » 
                        17 lvm_vs_md_tar.gz     1365 sandforce.tar.gz   22 et4_64GB_journal.txt            0 MD_ARTICLE              0 SMARTMONTOOLS    4 ext2_defaults.txt.gz            0 MD_ARTICLE_2            4 squashfs
27%
First steps in IT automation by Rex
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © Konstantin Chagin , 123RF.com
| = . +..+ | 19 | o+ B.o.. | 20 | o..o +.o | 21 +-----------------+ 22 root@hercules:~/.ssh# ssh-copy-id root@sugar 23 root@sugar's password: Check ~/.ssh/authorized_keys to make sure you haven
27%
Porting CUDA to HIP
15.11.2019
Home »  HPC  »  Articles  » 
format. Hipify-perl is easy to use and is the preferred solution for smaller and less complicated programs. Around 90-99 percent of the code converts automatically using the script, and the programmer can
27%
Planning Performance Without Running Binaries
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © Lucy Baldwin, 123RF.com
theoretical speedup can't exceed 2x, as you see in Figure 2. Furthermore, it's not practical to use more than 12 cores to run this code, because it can attain more than 90 percent of the maximum theoretical
27%
Employing DNS in network security
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
Photo by Abbas Tehrani on Unsplash
: They depend on DNS for almost all communication on the network. For example, more than 90 percent of malware uses DNS to exfiltrate data, redirect traffic, or communicate with the attacker in some other way
27%
Creating load for fun and profit
22.05.2023
Home »  Archive  »  2023  »  Issue 75: Teamwork  » 
Lead Image © Lucy Baldwin, 123RF.com
] and recordings [7] are readily available to those who want to learn more about this great tool. Infos "Performance Tuning Dojo" by Federico Lucifredi, ADMIN , issue 8, 2012, pp. 90-92 Amos Waterland
27%
News for Admins
09.04.2019
Home »  Archive  »  2019  »  Issue 50: Bpfilter  » 
 
-found vulnerabilities (CVE-2019-1986, CVE-2019-1987, and CVE-2019-1988) can affect handsets running anything between Android 7.0 Nougat and current Android 9.0 Pie. One of the three vulnerabilities allows a compromised
27%
Improved logging in Samba Winbind
27.09.2024
Home »  Archive  »  2024  »  Issue 83: Storage  » 
Lead Image © monsit jangariyawong, 123RF.com
this field and that the values for the field differ between the two messages. In the first case, the trace ID is 92, but in the second case it is 90. This output makes it immediately clear that the messages
27%
Harden services with systemd
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
value drops to 9.0, but the rating remains unsafe. The next step is to add RestrictNamespaces=uts ipc pid user cgroup to the unit file, which prevents the process from accessing the listed namespaces

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