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48%
Monitoring with Zabbix
30.11.2025
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»
Archive
»
2012
»
Issue 07: Xen v...
»
types (geographical, infrastructure, and so on), which is part of the default installation scope. Shapes and Sizes Zabbix is released under the GNU GPL, and the latest version 1.8.
9
can be downloaded
48%
The fine art of allocating memory
30.11.2025
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»
Archive
»
2012
»
Issue 10: Traff...
»
); i+= 4096) newblock[i] = 'Y'; 12 printf("Allocated %d
MB\n
", allocation); 13 } 14 } Things are more interesting when memory is being used. Uncommenting line 11 does just that. The OOM
48%
Dynamic routing in Linux with Quagga
31.10.2025
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»
Archive
»
2012
»
Issue 12: NAS S...
»
password 8 ZDF339
a
.20
a
3
E 05 log file /var/log/quagga/zebra.log 06 service password-encryption 07 ! 08 interface eth0 09 multicast 10 ipv6 nd suppress-ra 11 ! 12 interface eth1 13 ip address 10
48%
Intruder detection with tcpdump
30.11.2025
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2012
»
Issue 07: Xen v...
»
, tcpdump [1] is deployed with libpcap (
a
C/C++ library for network traffic capture) and maintained by the libpcap developers. With tcpdump, you can analyze large binary files that are too large to view
48%
An IT nomad's diary
30.11.2025
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»
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»
2011
»
Issue 5: Pen Te...
»
is all it takes to create your own application, just like for the domain (Listing
3
). Listing
3
Creating the Application 01 # rhc-create-app -
a
spaceuploader -t perl-5.10 -l tscherf
48%
Taming the HPC Software Stack Fragmentation Problem
21.07.2026
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dependency graph, such as: # Install
a
specific software combination $ spack install openmpi@4.1.5 %gcc@12.
3
.0 +ucx fabrics=ucx # Install an application against
a
specific toolchain $ spack
47%
Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
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Archive
»
2011
»
Issue 6: Perfor...
»
--------- ------ ---- ----- ---- 12 Throughput Cashier Customers 0.7500 Cust/Sec 13 Utilization Cashier Customers 75.0000 Percent 14 Queue Length Cashier Customers
3
.0000 Cust 15 Residence Time Cashier Customers 4.0000 Sec 16
N
Sws
47%
Getting started with I/O profiling
30.11.2025
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»
Archive
»
2012
»
Issue 08: FreeNAS
»
2 2
3
512KB < < 1
MB
3
2 2
3
2 4
3
4 1
MB
< < 10
MB
87 87 87 84 74 67
47%
ARP cache poisoning and packet sniffing
30.11.2025
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»
2011
»
Issue 6: Perfor...
»
192.168.1.131", count=50) >>>
a
=_ >>>
a
.nsummary() This command sniffs the next 50 packets traveling the network on host 192.168.1.131 (Figure
3
47%
openlava – Hot resource manager
31.10.2025
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Archive
»
2012
»
Issue 12: NAS S...
»
tmp DISPATCH_WINDOW # Keywords test1 0 () () () () () ()
n
0001
3
() () () () () () default
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