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13%
Moving HPC to the cloud
31.10.2025
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»
Archive
»
2012
»
Issue 11: Cloud...
»
of options, including dual four-core Xeon, dual six-core Xeon, or quad
12
-core AMD processors ranging in speed from
2.2
to 2.9GHz with 24 to 128GB of RAM per server and up to 1TB of scratch local storage per
13%
SSH Administration – Windows in a Unix World
30.11.2025
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»
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»
2010
»
Issue 0: Active...
»
to a remote host, allow this with the command $ xhost +
and then export your display to the remote host on which you want to view the applications. $ export DISPLAY=hostname:
0.0
On the system
13%
Julia: A new language for technical computing
30.11.2025
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2012
»
Issue 10: Traff...
»
.33 164.69 0.75 rand_mat_stat 3.37 39.34 11.64 54.54
22
.07 8.
12
rand_mat_mul 1.
00
1.18 0.70 1.65 8
13%
High-availability workshop: GFS with DRBD and Pacemaker
30.11.2025
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»
Archive
»
2012
»
Issue 07: Xen v...
»
Resource 01 primitive p_filesystem ocf:heartbeat:Filesystem params 02 device="/dev/drbd/by-res/disk
0/0
" directory="/opt" fstype="gfs2" 03 op monitor interval="120
s
" meta target-role="Started" 04 clone cl
13%
Monitoring your cluster with a home-grown OCF agent
30.11.2025
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2012
»
Issue 07: Xen v...
»
_NOT_RUNNING 08 fi 09 10 pid=`cat $ASTRUNDIR/asterisk.pid` 11 ocf_run kill -
s
0 $pid
12
rc=$? 13 14 if [ $rc -eq 0 ]; then 15 if ocf_is_true "$OCF_RESKEY_realtime"; then 16
13%
Data acquisition with shell tools
30.11.2025
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2010
»
Issue 2: Backup...
»
while true 11 do
12
echo -n "Text entry: ";read text 13 echo -n "Numeric entry: ";read number 14 echo -n "Save (
s
) End (e) ";read we 15 if [ "$we" = "
s
" ]; 16 then 17 echo "Insert into demo values
13%
Workshop: Container virtualization with LXC on Ubuntu 10.04
30.11.2025
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2011
»
Issue 6: Perfor...
»
.network.type = veth 04 lxc.network.flags = up 05 lxc.network.link = br0 06 lxc.network.hwaddr = 08:
00:12
:34:56:78 07 #lxc.network.ipv4 = 0.0.0.0 08 lxc.network.ipv4 = 192.168.1.69 09 lxc.network.name = eth0 10 lxc
13%
I/O benchmarks with Fio
30.11.2025
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2011
»
Issue 5: Pen Te...
»
/0K /
s
] [4137 /0 iops] [eta
00
m:06
s
] In the example, the first job is performing a sequential read, marked as r in square brackets, while Fio hasn't initialized the second job, marked as P
13%
Creating an SFTP jail
30.11.2025
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2011
»
Issue 3: Are yo...
»
-local 04 bash#> 05 bash#> pkgadd -d tcp_wrappers-7.6-sol10-sparc-local 06 07 The following packages are available: 08 1 SMCtcpdwr tcp_wrappers 09 (sparc) 7.6 10 11 Select package(
s
13%
Strategies for routing voice calls around a firewall
30.11.2025
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2010
»
Issue 0: Active...
»
:
09 Content-Type: application/sdp 10 Content-Length: 142 11
12
v=0 13 o=alice 53655765 2353687637 IN IP4 pc33.atlanta.com 14
s
=- 15 t=0 0 16 c=IN IP4 pc33.atlanta.com 17
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