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14%
Understanding Layer 2 switch port security
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image © Taffi, Fotolia.com
:481173385(0) win 512 42:d5:ac:47:75:fd 2:3c:f5:3a:29:b0 0.0.0.0.14787 > 0.0.0.0.57718: S 1888990933:1888990933(0) win 512 4d:ed:18:48:f0:f5 4b:ba:a5:66:ef:ee 0.0.0.0.54900 > 0.0.0.0.37268: S 397896255
14%
Configuring IPv6 in Windows with NetShell
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © James Steidl, 123RF.com
:db8:1234::/48, you can downgrade its authority using the following command: netsh interface ipv6 add prefixpolicy \ 2001:db8:1234::/48 3 6 In the preceding command, the number 3 states the priority
14%
mpi4py – high-performance distributed Python
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Lead Image © liu liming, 123RF.com
the code is straightforward: $ mpirun -n 4 -f ./hosts python3 trap-mpi4py.py Another sample problem (Listing 8) integrates x ^2 over the interval from 0.0 to 2.0. The output contains information about what
14%
Warewulf 4 – GPUs
20.02.2023
Home »  HPC  »  Articles  » 
rocky-8 /bin/bash [rocky-8] Warewulf> dnf update ... [rocky-8] Warewulf> dnf clean all Failed to set locale, defaulting to C.UTF-8 48 files removed [rocky-8] Warewulf> exit ... The dnf update  command
14%
Backups using rdiff-backup and rsnapshot
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Dmitry Pichugin, Fotolia.com
), a daily backup runs every day at 3:30am (seven snaphots are kept), and a weekly backup starts at 3:00am every Monday (four snapshots are available). Regularly running backups using cron is equally suitable
14%
Warewulf 4
13.12.2022
Home »  HPC  »  Articles  » 
 Packages: (1/6): dhcp-common-4.3.6-47.el8.noarch.rpm                       902 kB/s | 206 kB     00:00     (2/6): dhcp-libs-4.3.6-47.el8.x86_64.rpm                         3.1 MB/s | 147 kB     00:00     (3
14%
Security first with the Hiawatha web server
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Tatiana Popov, 123RF.com
-fastcgi are running, as expected. Listing 1 Process List root 589 0.0 0.3 142492 3092 ? Ss 20:35 0:00 nginx: master process /usr/sbin/nginx -g daemon on; master_process on; www
14%
An IT nomad's daily diary
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Kateryna Pruchkovska, 123RF.com
magazine [3]. In other words, the many Cobbler system records are really the biggest problem. Just to jog your memory: Using system records, Cobbler can create an individual PXE configuration file for each
14%
Fundamentals of I/O benchmarking
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Kheng Ho Toh, 123RF.com
if less data is requested. Listing 3 IOPS on a Hard Disk # iops /dev/sdb /dev/sdb, 1.00 TB, 32 threads: 512 B blocks: 76.7 IO/s, 38.3 KiB/s (314.1 kbit/s) 1 KiB blocks: 84.4 IO
14%
Creating and evaluating kernel crash dumps
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Giuseppe Ramos, 123RF.com
kernel sles:~ # grep crash /proc/cmdline root=/dev/disk/by-uuid/10a83ffe-5a9f-48a2-b8cb-551c2cc6b42d resume=/dev/sda3 splash=silent text showopts crashkernel=128 sles:~ # /etc/init.d/boot.kdump status

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