Subject: debian-installer: avoid searching for libgcc_s.so
Package: debian-installer
Version:
Severity: wishlist
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Many executables used by the installer depend on libgcc_s.so. Searching for
this library (by ld-linux.so just after execve) takes more t
Subject: partman: menus are very slow
Package: debian-installer
Severity: wishlist
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The menus used by the partition manager during an install in low-memory mode
are very slow. Several seconds elapse between and the next menu. This
is too long. The
Joey Hess wrote:
> Conclusion 2: Benchmark before optimising. In this case, trying to
> optimise away the wrong system calls is a waste of time.
The benchmark code and measurements [snipped] are not a good comparison
with the actual environment of low-memory mode. In particular, the use of
swap
Joey Hess wrote:
>>Consider this shell code:
>>which runs in 22.2 seconds on my NSLU2 for 1000 executions of "cat /dev/null"
>>in an environment much more similar to real partman than previous benchmarks.
>>Changing to "PATH=/bin " runs in 21.5 seconds, which is 0.7 seconds faster.
>>Altering the
Here are the code and the measurements.
partman/lib/base.sh currently uses statements such as:
template=$(cat $dir/question)
As reported before, with the long default
PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
then current busybox sh using both fork() and execve() ru
While using the Debian installer in low-memory mode to put a Debian system
onto a NSLU2 (ARM processor with 32MB RAM), I noticed that the installer
seemed slow. Running "ps" repeatedly in a concurrent session, I often
saw about 80 processes per second, and many command lines of the form:
[ = ]
Joey Hess wrote:
> John Reiser wrote:
>
>>While using the Debian installer in low-memory mode to put a Debian system
>>onto a NSLU2 (ARM processor with 32MB RAM), I noticed that the installer
>>seemed slow. Running "ps" repeatedly in a concurrent session, I
g
APT policy: (500, 'testing')
Architecture: i386 (i686)
Kernel: Linux 2.4.27-1-386
Locale: LANG=en_US, LC_CTYPE=en_US (charmap=ISO-8859-1)
--
John Reiser, [EMAIL PROTECTED]
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ing
sarge using Network CD-ROM bootstrap.
-- System Information:
Debian Release: 3.1
APT prefers testing
APT policy: (500, 'testing')
Architecture: i386 (i686)
Kernel: Linux 2.4.27-1-386
Locale: LANG=en_US, LC_CTYPE=en_US (charmap=ISO-8859-1)
--
John Reiser, [EMAIL PROTECTED]
--
To UNS
policy: (500, 'testing')
Architecture: i386 (i686)
Kernel: Linux 2.4.27-1-386
Locale: LANG=en_US, LC_CTYPE=en_US (charmap=ISO-8859-1)
--
John Reiser, [EMAIL PROTECTED]
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