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46%
Parallel Versions of Familiar Serial Tools
28.08.2013
Home »  HPC  »  Articles  » 
). You can specify the number of threads to use and the block size, as in this example, % pbzip2 -p 8 -b15vk massivetarball.tar which uses eight threads and a block size of 1500KB (1.5MB). A second
46%
Create a high availability VM with  DRBD9  and Reactor
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Emma Simpson on Unsplash
://launchpad.net/~linbit/+archive/ubuntu/linbit-drbd9-stack LVM: https://sourceware.org/lvm2 Attribution-ShareAlike 3.0 Unported: https://creativecommons.org/licenses/by-sa/3.0/deed.en virter: https://github.com/LINBIT/virter Linstor: https ... DRBD9 and DRBD Reactor create a Linux high-availability stack for virtual instances with replicated storage comparable to the classic Corosync and Pacemaker solution. ... DRBD9 and DRBD Reactor ... Create a high availability VM with  DRBD9  and Reactor
46%
Logger in HPC System Administration
07.07.2025
Home »  Articles  » 
myscript "A second test" The entry in the system log would look like: $ sudo tail -n 10 /var/log/syslog ... Jun 28 14:28:55 laytonjb-Nitro-AN515-55 myscript: A second test ... Notice that rather than
46%
Optimally combine Kubernetes and Ceph with Rook
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © satori, 123RF.com
introduced Rook in detail some time ago [2], looking into its advantages and disadvantages. Since then, much has happened. For example, if you work with OpenStack, Rook will be available automatically
46%
OpenLDAP Workshop
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © tiero, 123RF.com
# replace: olcRootDN 07 dn: olcDatabase={2}bdb,cn=config 08 changetype: modify 09 replace: olcRootPW 10 olcRootPW: {SSHA}f0pv70XFFox5UqKc6A4Uy39NcxkqcJbc 11 - 12 replace: olcAccess 13 olcAccess: {0}to attrs
46%
Introduction to OpenMP programming
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Frank Rohde, 123RF.com
) ! Delta (x and y directions) ... 117 ! Solution Initialization 118 ! +++ !$OMP PARALLEL DO SHARED(m,n,u) 119 DO j=2,m-1 120 DO i=2,m-1 121 u(i,j)=0.0d0 122 ENDDO 123 ENDDO +++ !$OMP END
46%
Setting up MariaDB replication with the help of XtraBackup
05.12.2016
Home »  Archive  »  2016  »  Issue 36: Autom...  » 
Lead Image © Kran Kanthawong, 123RF.com
=backup --password=<a_good_Password> --safe-slave-backup --use-memory=1GB --apply-log "/mnt/backup/mariadb/2016-05-17-21_26_32">>/mnt/backup/mariadb/backup_apply.log 2>&1 A slave can use the same version
46%
Sort Out the Top from the Bottom
25.05.2012
Home »  Articles  » 
 
, which doesn’t involve human interaction. You can write two iterations of iotop to a file like this: # iotop --batch -n 2 > filename It’s Nice To Be Nice On a very busy server, you might look back
46%
Guacamole: Remote Desktop
04.02.2013
Home »  Articles  » 
 
with the md5sum utility: echo -n | md5sum -t 319f4d26e3c536b5dd871bb2c52e3178 - Next, add this hash value instead of the password to the configuration. Of course, the hashed password should
46%
Kubernetes k3s lightweight distro
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image Photo by Josh Rakower on Unsplash
STATUS RESTARTS AGE kube-system coredns-d798c9dd-h25s2 0/1 Running 0 10m kube-system metrics-server-6d684c7b5-b2r8w 0/1 CrashLoopBackOff 6

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