This page (revision-40) was last changed on 23-Apr-2022 17:06 by Harry Metske

This page was created on 23-Apr-2022 17:05 by Harry Metske

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Version Date Modified Size Author Changes ... Change note
40 23-Apr-2022 17:06 41 KB Harry Metske to previous
39 23-Apr-2022 17:05 41 KB Harry Metske to previous | to last
38 23-Apr-2022 17:05 40 KB Harry Metske to previous | to last --biosbootmenu disabled, not more than one cpu
37 23-Apr-2022 17:05 38 KB Harry Metske to previous | to last
36 23-Apr-2022 17:05 37 KB Harry Metske to previous | to last
35 23-Apr-2022 17:05 37 KB Harry Metske to previous | to last
34 23-Apr-2022 17:05 37 KB Harry Metske to previous | to last
33 23-Apr-2022 17:05 37 KB Harry Metske to previous | to last
32 23-Apr-2022 17:05 37 KB Harry Metske to previous | to last
31 23-Apr-2022 17:05 36 KB Harry Metske to previous | to last
30 23-Apr-2022 17:05 35 KB Harry Metske to previous | to last
29 23-Apr-2022 17:05 35 KB Harry Metske to previous | to last
28 23-Apr-2022 17:05 35 KB Harry Metske to previous | to last guest properties
27 23-Apr-2022 17:05 33 KB Harry Metske to previous | to last
26 23-Apr-2022 17:05 32 KB Harry Metske to previous | to last
25 23-Apr-2022 17:05 32 KB Harry Metske to previous | to last
24 23-Apr-2022 17:05 31 KB Harry Metske to previous | to last
23 23-Apr-2022 17:05 30 KB Harry Metske to previous | to last
22 23-Apr-2022 17:05 30 KB Harry Metske to previous | to last
21 23-Apr-2022 17:05 29 KB Harry Metske to previous | to last cpu affinity

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At line 8 added 2 lines
%%warning A new report on [VirtualBox-4.1] is also available %%
At line 904 changed 4 lines
||type||host ||guest (taskset -c 1)||guest
|real|11|17|20
|user|18|3|4
|sys|1|8|9
||type||host (taskset -c 1)||host ||guest (taskset -c 1)||guest
|real|17|11|17|20
|user|16|18|3|4
|sys|1|1|8|9
At line 909 changed one line
This is a strange result, the host takes 18 user seconds versus 3 user seconds in the guest, for the host the wall-clock time is less than the sum of user and sys (2 cores, that's why ?)
This is a strange result, the host takes 18 user seconds versus 3 user seconds in the guest, for the host the wall-clock time is less than the sum of user and sys (2 cores, that's why ?), ............Yes indeed, that's why :
{{{
metskem@gneisenau /tmp/fff/jspwiki $ time taskset -c 1 ant clean compile
Buildfile: build.xml
clean:
[delete] Deleting directory /tmp/fff/jspwiki/build
[mkdir] Created dir: /tmp/fff/jspwiki/build/tests/classpath
init:
[mkdir] Created dir: /tmp/fff/jspwiki/build/classes
compile:
[javac] Compiling 431 source files to /tmp/fff/jspwiki/build/classes
[javac] Note: Some input files use or override a deprecated API.
[javac] Note: Recompile with -Xlint:deprecation for details.
[javac] Note: Some input files use unchecked or unsafe operations.
[javac] Note: Recompile with -Xlint:unchecked for details.
BUILD SUCCESSFUL
Total time: 16 seconds
real 0m16.766s
user 0m15.897s
sys 0m0.816s
}}}