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Creation time
: Last three months
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Score
Content type
Article (Print)
(43)
Keywords
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31%
A simple approach to the OCFS2 cluster filesystem
30.11.2025
Home
»
Archive
»
2010
»
Issue 1: System...
»
_dlm] root 3467 7
0
20:07 ?
00:00:00
[o2net] root 3965 7
0
20:24 ?
00:00:00
[ocfs2_wq] root 7921 7
0
22
:40 ?
00:00:00
[o2hb-BD5A574EC8] root 7935 7
30%
Getting started with I/O profiling
30.11.2025
Home
»
Archive
»
2012
»
Issue 08: FreeNAS
»
of read requests issued to the device per second. w/
s
: Number of write requests issued to the device per second. r
MB/s
: Number of megabytes read from the device per second. w
MB/s
: Number
30%
A standard cloud computing API
30.11.2025
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»
Archive
»
2011
»
Issue 6: Perfor...
»
total = summary.values.inject(
0
) { |sum, i| sum += i }
12
puts "Found #{total} instances in the following states:" 13 summary.keys.sort.each do |
s
| 14 printf "%20
s
%d\n",
s
, summary[
s
] 15 end 16 puts ... addresses this issue by offering a standardized API for infrastructure as a service (Iaa
S
) clouds.
29%
Enterprise communication with IRC
30.11.2025
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»
Archive
»
2012
»
Issue 10: Traff...
»
;
12
13 /* sendq: servers need a higher sendq as they send more data */ 14 sendq=2 megabytes; 15 }; Additionally, ircd.conf lacks a block that allows connections to other servers ... Running an IRC server might seem almost anachronistic, but the classic service from the early 1990
s
offers a huge amount of functionality with very little in the line of resources. In the daily grind
29%
Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
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»
Archive
»
2011
»
Issue 6: Perfor...
»
Model"; 11 $work = "ebiz-tx";
12
$node1 = "WebServer"; 13 $node2 = "AppServer"; 14 $node3 = "DBMServer"; 15 $think =
0.0
* 1e-3; # as per test system 16 $dtime =
2.2
* 1e-3; # dummy service time 17 18
28%
An IT nomad's daily diary
30.11.2025
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»
Archive
»
2011
»
Issue 6: Perfor...
»
\ 02 --hostname=foo.bar.de --mac- address=
00
:40:26:CA:10:DD \ 03 --kopts="stage=test app=www" --ksmeta="stage=test app=www" 04 # cobbler system edit --name=foo --interface=eth
0
--mac=
00
:40:26:CA
28%
Tracing applications with OProfile and SystemTap
30.11.2025
Home
»
Archive
»
2010
»
Issue 1: System...
»
686 oprofile-
0
.9.5-4.fc
12
.i686 To profile the kernel, you need to tell OProfile where the kernel image is located with the --vmlinux option: opcontrol --setup --vmlinux=/usr/lib/debug/lib/ modules
27%
Managing virtual machines
30.11.2025
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»
Archive
»
2012
»
Issue 09: Windo...
»
/sysconfig/network-scripts/ifcfg-eth
0
-e "
s
/
/
/" You need a similar approach with the Udev rules mentioned earlier. In this way, you can also replace the hostname so that it matches the name assigned during
27%
I/O benchmarks with Fio
30.11.2025
Home
»
Archive
»
2011
»
Issue 5: Pen Te...
»
/
0
K /
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
27%
Workshop: Container virtualization with LXC on Ubuntu 10.04
30.11.2025
Home
»
Archive
»
2011
»
Issue 6: Perfor...
»
.network.type = veth 04 lxc.network.flags = up 05 lxc.network.link = br
0
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 = eth
0
10 lxc
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