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16%
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
16%
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
16%
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
16%
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
16%
News for Admins
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
 
balancers will be Euro 4.90 a month or Euro 0.008 an hour and will include 20TB of traffic. Each customer will have an initial default limit for the amount of load balancers they can create. To increase
16%
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
16%
What's your status (page)?
28.11.2023
Home »  Archive  »  2023  »  Issue 78: Domai...  » 
Lead Image © Tatiana Venkova, 123RF.com
_http_status_healthy_below = 400 28 poll_delay_dead = 30 29 poll_delay_sick = 10 30 push_delay_dead = 20 31 push_system_cpu_sick_above = 0.90 32 push_system_ram_sick_above = 0.90 33 script_interval = 300 34 local_delay_dead = 40 35
16%
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
16%
Tuning I/O Patterns in C
31.07.2013
Home »  HPC  »  Articles  » 
, Fortran 90, and Python (2.x series). I’ll be running the examples on a single 64-bit system with CentOS 6.2 using the default GCC compilers, GCC and GFortran (4.4.6), as well as the default Python (2
16%
How Old is That Data?
20.04.2017
Home »  HPC  »  Articles  » 
percent of requests >76 percent of files are opened by just one client Only 5 percent of files are opened by multiple clients, and 90 percent of those are read just once The big Vegas finish

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