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16%
GNU Parallel: Multicore at the Command Line with GNU Parallel
04.11.2011
Home »  HPC  »  Articles  » 
_32x32.xpm 03 ./xterm_48x48.xpm 04 ./xterm‑color_32x32.xpm 05 ./xterm‑color_48x48.xpm 06 ./xsane.xpm To begin, the find command is used to locate all the files in which you are interested
16%
A closer look at hard drives
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Lucy Baldwin, 123RF
of file deletions – resolving this problem in most configurations not involving RAID, which is still negatively affected. The /etc/fstab file shows that this partition is installed with Ubuntu 12.04's
16%
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
16%
Fundamentals of I/O benchmarking
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Kheng Ho Toh, 123RF.com
.40 0.00 0.54 1.66 0.00 96.39 Device: rrqm/s wrqm/s r/s w/s rMB/s wMB/s avgrq-sz avgqu-sz await r_await w_await svctm %util sda 393.19 2.17 137.48 2
16%
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
15%
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
15%
Warewulf Cluster Manager – Completing the Environment
20.06.2012
Home »  HPC  »  Articles  » 
:2:root,bin,daemon sys:x:3:root,bin,adm adm:x:4:root,adm,daemon tty:x:5: disk:x:6:root lp:x:7:daemon,lp mem:x:8: kmem:x:9: wheel:x:10:root mail:x:12:mail,postfix uucp:x:14:uucp man:x:15: games:x:20
15%
mpi4py – high-performance distributed Python
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Lead Image © liu liming, 123RF.com
): 11 12 s = 0.0 13 s += h * f(a) 14 for i in range(1, n): 15 s += 2.0 * h * f(a + i*h) 16 # end for 17 s += h * f(b) 18 return (s/2.) 19 # end def 20 21 22 # Main section 23 comm = MPI
15%
Monitor your nodes with collectl
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© nobeastsofierce, 123RF.com
X4 920 CPU (quad core) 8GB of memory (DDR2-800) The operating system and boot drive are on an IBM DTLA-307020 (20GB drive at Ultra ATA/100) /home is on a Seagate ST1360827AS A 64GB Intel X
15%
Monitor Your Nodes with collectl
28.03.2012
Home »  HPC  »  Articles  » 
the RPM is not dependent on a specific architecture, such as 32-bit x86 or 64-bit x86). It’s very easy to install either with the RPM or from source. The collectl utilities are just as easy to install

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