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9%
Thread processing in Python
02.06.2020
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Lead Image © Christos Georghiou, 123RF.com
= sol.copy() 10 11 for j in range(0,ny-1): 12 sol[0,j] = 10.0 13 sol[nx-1,j] = 1.0 14 # end for 15 16 for i in range(0,nx-1): 17 sol[i,0] = 0.0 18 sol[i,ny-1] = 0.0 19 # end for 20 21 # Iterate 22
9%
Tuning ZFS for Speed on Linux
02.06.2020
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Lead Image © Wong Yu Liang, 123RF.com
NAME PROPERTY VALUE SOURCE myvol type filesystem - myvol creation Sat Feb 22 22:09 2020 - myvol used 471K
9%
Build a honeypot with real-world alerts
01.08.2019
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Lead Image © Bruce Rolff, 123RF.com
NEW -m tcp --dport 22 -j ACCEPT 10 -A INPUT -p udp --dport 5353 -j DROP 11 -A INPUT -s -p tcp -m state --state NEW -m tcp --dport 443 -j ACCEPT 12 -A INPUT -m limit --limit 30/min -j
9%
Embarrassingly parallel computation
01.06.2024
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Lead Image © Lucy Baldwin, 123RF.com
_Comm_size(MPI_COMM_WORLD, &nodenum); 21 long recieved[nodenum]; 22 long recvniter[nodenum]; 23 srand(SEED+myid); //Give rand() a seed value. Needs to be different on each node 24 25 if(myid != 0
9%
Azure Application Gateway load distribution tool
03.04.2024
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Lead Image © foodandmore, 123RF.com
,999 are theoretically available for the front end, with the exception of port 22 (SSH). The HTTP setting is part of the request-routing rule and specifies the connection details of the back-end systems, including
9%
Smartphone management with Microsoft products
12.09.2013
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Lead Image © Javier Brosch, 123RF.com
, and above all more reliable; no mail is lost, and users can also sync with multiple devices. From version 2.2 onward, users and administrators can also remotely wipe lost devices. Android phones need at least
9%
Remote maintenance and automation with RPort
07.04.2022
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Photo by Claudia Soraya on Unsplash
server in Azure, Amazon Elastic Compute Cloud (AWS EC2), or Google Compute, you have to pay attention to the correct firewall settings when creating the VM. In addition to SSH port 22, you need to allow
9%
Give your servers the once over with Nmap
31.10.2025
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© ragsac, 123RF.com
.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
9%
Baselines are more important than  the  benchmark
06.10.2022
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Lead Image © Lucy Baldwin, 123RF.com
is not capable of more than 210 MB/s of sustained throughput. Listing 1 LUKS Encryption Overlay Set-up ¤¤nonumber root@focal:~# # Allocate a half-GB RAM disk root@focal:~# sudo modprobe brd rd_nr=1
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Look for Bottlenecks with Open|SpeedShop
21.12.2011
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and taken from the ASCI Purple benchmark suite – for examples in this article. To run a program counter sampling experiment on the smg2000 application on 256 processors using openmpi or SLURM, you would use

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