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31%
Profiling Python code
30.01.2020
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»
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»
2020
»
Issue 55: AWS L...
»
%|
3
| 2|
3
.50475e-05| 1.75238e-05| 0.
00
%|import platform 4| 1| 2.19345e-05| 2.19345e-05| 0.
00
%|from time import clock (call)| 1| 2.67029e-05| 2.67029e-05| 0.
00
31%
Hunt down vulnerabilities with the Metasploit pen-testing tool
28.11.2021
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2021
»
Issue 66: Inci...
»
] about how the Dalai Lama and many a government had exploits foisted on them in PDFs [
3
]. Metasploit is everywhere. Charly Kühnast also covered the topic in his Linux Magazine sys admin column [4
31%
The practical benefits of network namespaces
15.08.2016
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2016
»
Issue 34: Softw...
»
-> ../../devices/pci0000:
00/0000:00
:03.0/net/eth0 |---lo -> ../../devices/virtual/net/lo The device is no longer listed in the default namespace. Listing
3
Configuring Devices $ ip link set eth1
31%
Open Network Operating System
11.10.2016
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2016
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Issue 35: Persi...
»
). Figure 5: The dotted line symbolizes an intent installed between hosts 10.0.0.1 (
00:00:00:00:00
:01) and 10.0.0.
3
(
00:00:00:00:00
:03). ONOS creates the connection on its own. To close an ONOS instance
31%
Profiling Python Code
09.12.2019
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%|# md test code 2| 0| 0| 0| 0.
00
%|
3| 2| 3
.50475e-05| 1.75238e-05| 0.
00
%|import platform 4| 1| 2.19345e-05| 2.19345e-05| 0.
00
%|from
31%
Processor and Memory Metrics
12.02.2014
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.py CPU ALL: 1.0 % CPU0 4.1% CPU1 2.0% CPU2 0.0% CPU
3
0.0% CPU4 0.0% CPU5 0.0% CPU6 0.0% CPU7 2.0% CPU ALL: user: 0.7% nice:
0.0
% system: 0.2% idle
31%
Monitoring Performance with sar
05.03.2014
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-s 12:
00:00
-e 13:
00:00
Linux
3
.5.0-43-generic (hercules) 02.12.2013 _x86_64_ (2 CPU) 12:05:01 CPU %user %nice %system %iowait %steal %idle 12
31%
Collecting and evaluating performance data over a period of time
20.03.2014
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2014
»
Issue 19: Perim...
»
jcb@hercules:# sar -u -f /var/log/sysstat/sa02 -s 12:
00:00
-e 13:
00:00
Linux
3
.5.0-43-generic (hercules) 02.12.2013 _x86_64_ (2 CPU) 12:05:01 CPU %user %nice %system
31%
libstdc
01.08.2012
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Warewulf Cluste...
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Warewulf 3 Code
»
| 297 kB
00:00
Running rpm_check_debug Running Transaction Test Transaction Test Succeeded Running Transaction Installing : libstdc++-4.4.6-
3
.el6.i686 ... Warewulf
3
libstdc code
31%
Rethinking RAID (on Linux)
25.03.2021
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2021
»
Issue 62: Lean...
»
=libaio, iodepth=32 fio-
3
.12 Starting 1 process Jobs: 1 (f=1): [w(1)][100.0%][w=1420KiB/s][w=355 IOPS][eta
00
m:
00
s] test: (groupid=0, jobs=1): err= 0: pid=3377: Sat Jan 9 15:31:04 2021 write: IOPS=352, BW=1410Ki
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