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17%
Speed up your MySQL database
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Mikhail Dudarev, 123RF.com
wkB/s avgrq-sz avgqu-sz await r_await w_await svctm %util sda 2.00 8.00 2.00 9500.00 16.00 151948.00 31.99 1.07 0.11 4.00 0.11 0.09 88.40 If your read or write
17%
Distributed storage with Sheepdog
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © kateleigh, 123RF.com
Sheepdog Server in Action # ps -ef|egrep '([c]orosyn|[s]heep)' root 491 1 0 13:04 ? 00:00:30 corosync root 581 1 0 1:13 PM ? 00:00:03 sheep -p 7000 /var
17%
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     (3/6
17%
Linux Writecache
19.11.2019
Home »  HPC  »  Articles  » 
Jobs: 1 (f=1): [w(1)][100.0%][w=654MiB/s][w=167k IOPS][eta 00m:00s] test: (groupid=0, jobs=1): err= 0: pid=1225: Sat Oct 12 19:20:18 2019   write: IOPS=168k, BW=655MiB/s (687MB/s)(10.0GiB/15634msec); 0
17%
Monitoring network computers with the Icinga Nagios fork
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Alterfalter, 123RF.com
friday 00:00-24:00 10 saturday 00:00-24:00 11 } 12 13 define timeperiod{ 14 timeperiod_name wochentags 15 alias Robot Robot
16%
Assess USB performance while exploring storage caching
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Lead Image © Lucy Baldwin, 123RF.com
disk reads: 1306 MB in 3.00 seconds = 434.77 MB/sec federico@cybertron:~$ sudo hdparm -W /dev/sdb /dev/sdb: write-caching = 1 (on) federico@cybertron:~$ sudo hdparm -W 0 /dev/sdb /dev/sdb: write
16%
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
16%
Warewulf Cluster Manager – Completing the Environment
20.06.2012
Home »  HPC  »  Articles  » 
======================================================================================================================================================== Install 1 Package(s) Total download size: 444 k Installed size: 1.2 M Is this ok [y/N]: y Downloading Packages: ntp-4.2.4p8-2.el6.x86_64.rpm
16%
Monitor your nodes with collectl
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© nobeastsofierce, 123RF.com
YZCD 03 # DaemonOpts: -f /var/log/collectl -r00:00,7 -m -F60 -s+YZCD --iosize 04 ################################################################################ 05 # Collectl: V3.6.1-4 HiRes: 1 Options
16%
Tips and Tricks for Containers
12.05.2020
Home »  HPC  »  Articles  » 
): root@c31656cbd380:/# apt-get update Get:1 http://security.ubuntu.com/ubuntu bionic-security InRelease [88.7 kB] ... Fetched 18.0 MB in 9s (1960 kB/s) After the package repositories are synced, I can

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