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19%
Top Top-Like Tools
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
. The second number is percent CPU load from the system (0.3%sy), and the next is percentage of jobs that are "nice" [2] (0.0%ni). After that, Top lists percent overall CPU time idle (86.3%id; four real cores
19%
Network simulation with GNS3
09.04.2019
Home »  Archive  »  2019  »  Issue 50: Bpfilter  » 
Lead Image © Joseasreyes, 123RF.com
. Routers can be rolled out with just a few mouse clicks. You can even build a complex network topology with manageable overhead. Modeling traffic patterns is easy. GNS3 Emulator Although the GNS3 ... The GNS3 network simulator is a convenient open source tool for the design and simulation of Cisco-based networks. ... GNS3 Network Simulator ... Network simulation with GNS3
19%
Rebuilding the Linux ramdisk
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © Barmaliejus, Fotolia.com
Apr 14 11:00 /boot/initramfs-3.10.0-957.el7.x86_64.img Troubleshooting the Shell If the system does not boot as usual and access to the root volume is not possible, dracut provides a shell
19%
Dig Deep into Kubernetes with StatusBay
29.09.2020
Home »  Archive  »  2020  »  Issue 59: Custo...  » 
Lead Image © Noel Powell, Fotolia.com
sitting at less than 50MB (and using less than half the RAM of a standard cluster) the binary that runs K3s is a sight to behold and well worth getting your hands on. Especially when it's deemed production
19%
Five multipurpose thin clients compared
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © David Grigg, 123RF.com
, integrated AMD Radeon HD 6320, integrated Integrated/SoC Graphics memory Up to 512MB 128MB 256MB 384MB 256MB RAM 1GB 1GB 2GB
19%
John the Ripper
22.08.2011
Home »  Articles  » 
 
systems is John the Ripper (John). John is a free tool from Openwall. System administrators should use John to perform internal password audits. It’s a small (<1MB) and simple-to-use password
19%
Monitor Your Nodes with collectl
28.03.2012
Home »  HPC  »  Articles  » 
/log/collectl -r00:00,7 -m -F60 -s+YZCD --iosize ################################################################################ # Collectl: V3.6.1-4 HiRes: 1 Options: -p localhost-20120310-133840.raw.gz -P -f
19%
Read-only file compression with SquashFS
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © modella, 123RF.com
:31 FS_scan.csv $ gzip -9 FS_scan.csv $ ls -lsah FS_scan.csv.gz 268K -rw-r--r-- 1 laytonjb laytonjb 261K 2014-06-09 20:31 FS_scan.csv.gz The original file is 3.2MB, but after using gzip with the -9
19%
Backups using rdiff-backup and rsnapshot
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Dmitry Pichugin, Fotolia.com
DestinationSizeChange 41943106 (40.0 MB) Another view of the file statistics lists which file effected the change: # gunzip -c /mnt/backup/rdiff-backup-data/file_statistics.\ 2015-03-15T10\:44\:06+01\:00.data.gz | awk '$2
19%
Analyzing Kernel Crash Dumps
25.11.2012
Home »  Articles  » 
 
 crash /proc/iomem   03000000-0affffff : Crash kernel [root@rhel ~]# grep crash /proc/cmdline ro root=/dev/mapper/VolGroup00-LogVol00 rd_NO_LUKS KEYBOARDTYPE=pc \ KEYTABLE=de-latin1-nodeadkeys rd

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