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17%
Getting started with the Apache Cassandra database
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Photo by Almos Bechtold on Unsplash
# Configuration for the seed node DC1N1 04 # The name could stand for datacenter 1, node 1 05 DC1N1: 06 image: cassandra:3.10 07 command: bash -c 'if [ -z "$$(ls -A /var
17%
OCI containers with Podman
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Photo by Ray Aucott on Unsplash
": executable file not found in $PATH 0a2091b63bc5de710238fadc68ba3f5e0f9af8800ec7f76fd52a84c49a1ab0a7 Listing 3 shows that I do have a working container, so I'll deal with the network namespace error now
16%
Run One Program at any Scale with Legate
08.06.2021
Home »  HPC  »  Articles  » 
 = np.random.rand(nx,ny) c = np.dot(a,b) stop = time.perf_counter() print("Elapsed time = ",(stop-start)," secs") print(" ") The Legate version of the code simply changes the import command to: import legate.numpy as np
16%
Monitoring events with the Audit daemon
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © alphaspirit , 123RF.com
e syscall=2 success=yes exit=3 a0=7fff67b1e9fc a1=0 a2=1fffffffffff0000 a3=3109e85ad0 items=1 ppid=7144 pid=11992 auid=1000 uid=1000 gid=1000 euid=1000 suid=1000 fsuid=1000 egid=1000 sgid=1000 ... 25
16%
Secure your data channel with stunnel
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © Petr Vaclavek, 123RF.com
ZJOUoUsZGlkk client2:q0eL78zFrbnESW6c/F0qit5MNCpS8IBgyh1BdXiyyuI client3:zkq8eT31Nib3IHWfp0yyu15BCW52VMbY8+LhVUt3ylA The client uses the appropriate password in the /etc/stunnel/psk-client1.txt file: client1:Wf
16%
Encrypting files
10.06.2015
Home »  Archive  »  2015  »  Issue 27: Fault...  » 
Lead Image © Yoichi Shimizu, 123RF.com
(c) 1999-2010 Igor Pavlov 2010-11-18 p7zip Version 9.20 (locale=en_US.UTF-8,Utf16=on,HugeFiles=on,1 CPU) Scanning Creating archive hpc_001.html.7z Enter password (will not be echoed) : Verify password
16%
Measuring the performance health of system nodes
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
Lead Image © Peter Hermes Furian, 123RF.com
. The primary changes made to the benchmarks of the latest version 3.4.2 of the NPB are: added class F to the existing S, W, A, B, C, D, E added dynamic memory allocation added MPI and Open
16%
Storage across the network with iSCSI and Synology DiskStation Manager
04.12.2024
Home »  Archive  »  2024  »  Issue 84: Non-R...  » 
Lead Image © Vladimir Nenov, 123RF.com
Attaching an iSCSI Device $ uname -a Linux DANSBOX 6.8.0-35-generic #35-Ubuntu SMP PREEMPT_DYNAMIC Mon May 20 15:51:52 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux $ lsblk NAME MAJ:MIN RM SIZE RO TYPE
16%
Better monitoring for websites and certificates
28.07.2025
Home »  Archive  »  2025  »  Issue 88: 5 Net...  » 
Lead Image © amasterpics123, 123RF.com
--serial 05:0e:50:04:eb:b0:35:ad:e9:d7:6d:c1:0b:36:d6:0e:33:f1--signature-algorithm1.2.840.10045.4.3.2--issuer-o Let's Encrypt--pubkey-algorithm rsa--pubkey-size 256 This check would give you a pretty good
16%
Tuning loops – from loop unrolling to Duff's device
28.07.2025
Home »  Archive  »  2025  »  Issue 88: 5 Net...  » 
[i] + b[i]; } When the number of cycles is known at compile time, a loop can be fully unrolled: c[0] = a[0] + b[0]; c[1] = a[1] + b[1]; c[2] = a[2] + b[2]; c[3] = a[3] + b[3]; However, it remains

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