Learn about > kdb debug linux kernel on boot

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Search result title:

Initial steps on kdb

Search result description:Oct 21, 2008 ... Amount of real memory on the system (bootinfo -r). ... kdb is an interactive kernel
debugger. kdb allows the user to control execution of kernel ...

Search result title:

The Linux on Power Community : Device Driver Porting Guide for ...

Search result description:Due to the use of kexec in this boot process, it is important the device driver
operate well during a ... kdb - Refer to the Linux kernel debugger KDB home
page.

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dW:AIX and UNIX:AIX Forum:unable to boot up from AIX 6100-02 ...

Search result description:Jan 14, 2009 ... kernel debugger setting: enabled .... I think you can use the "stat" KDB command
to check the "CRASH INFORMATION" in output. Please refer ...

Search result title:

Linux のデバッグ手法をマスターする

Search result description:2002年8月1日 ... 本稿では、Linux 上で実行されるプログラムをデバッグするための手法をいろいろと ...
MEMWATCH と Yet Another Malloc Debugger (YAMD) というツールを使って ...
カーネル・ソース・レベル・デバッガー (kgdb); 内蔵のカーネル・デバッガー (kdb); Oops
..... set -x rcp best@sfb: /usr/src/linux-2.4.17/arch/i386/boot/bzImage ...

Search result title:

Chris's AIX Blog

Search result description:Dec 5, 2016 ... AIX 7.2 requires 2GB of memory to boot, but this minimum is not enforced in the
LPAR profile ... LVUPD 11/28/2016-18:52:00.716 DEBUG lvupdate_utils32.c -
6713 ... by default due to inter operability problems with the Linux or IBM i
operating system. .... Exporting workload partition kernel extensions.

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Script to show if your AIX HBA / hdisk settings are actually in effect ...

Search result description:Oct 2, 2013 ... Brian Smith's AIX / UNIX / Linux / Open Source blog ... the "-P" flag on chdev and
then reboot the server to make the change effective at the next boot. ... they can't
be changed in the running configuration of the AIX kernel until the next reboot. ...
ddi=`echo efscsi $fscsi | kdb | grep efscsi_ddi | awk '{print $5}'`

Search result title:

dW:Linux:Linux for Power Architecture:Will SysRq keys work on a ...

Search result description:Jun 7, 2006 ... The default is network dumping. chkconfig --level 35 boot.lkcd on ... Unloading
modules are not supported in a running Linux kernel. 2. ... If KDB is enabled, and
the panic drops the lpar into the debugger, I know that kdb> sr d

Search result title:

Power Systems : HMC hints

Search result description:One can find out the HMC from the Linux command line. ... Some programs (eg,
Linux kernel debuggers such as [LinuxP:xmon] and [LinuxP:kdb]) must be run on
the system console. ... In order to restart the LPAR you can use HMC graphical
interface or ssh to ... To pop a hung partiton into the debugger (aka 'soft reset'):.

Search result title:

IBM developerWorks : About developerWorks : Author resources

Search result description:Technical experts sharing their know-how are the heart of developerWorks. We
have several paths to publishing your expertise on developerWorks. We look ...

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Linuxカーネル・デバッガー内部

Search result description:2003年6月5日 ... この記事では、KDBによって提供される機能の使用方法、およびLinuxマシン ... 最後に
ある「Kernel hacking」セクションで、「Built-in Kernel Debugger ...

Search result title:

dW:AIX and UNIX:AIX Forum:Kernel Panic in get_from_list_excp + ...

Search result description:Jul 6, 2009 ... ... linux; lun; lvm; memory; mksysb; network; nim; oracle; performance; power;
powerha; samba; san; scripting; security; sendmail; server; ssh; ssl ... Debug
kernel error message: No debug cause was specified. ... bosboot -ad /dev/
ipldevice ... Running xmalloc (in kdb) does not provide any useful information

Search result title:

LinuxTestUTB:/usr/src/linux # make mrproper CLEAN scripts/basic ...

Search result description:LinuxTestUTB:/usr/src/linux # make mrproper CLEAN scripts/basic CLEAN ...
defaults found in .config # * * Linux Kernel Configuration * * * Code maturity level
... calls determine boot disk (EXPERIMENTAL) (EDD) [M/n/y/?] m BIOS update
...... Kernel Debugger support (KDB) [M/n/y/?] m KDB modules (KDB_MODULES)
 ...

Search result title:

LDAP configuration management and troubleshooting on AIX

Search result description:May 1, 2007 ... Use the bootinfo -K command to determine the kernel mode. ... mksecldap -s -a
cn=admin -p pwd -S rfc2307aix -k usr/ldap/etc/mykey.kdb -w keypwd ... files
should have required diagnostic information to debug this problem further. ....
Tips · Tools and utilities · Java™ technology · Linux® · Open source.

Search result title:

dW:Linux:Linux for Power Architecture:Removing devices from ...

Search result description:May 11, 2006 ... SLES9 come with a built-in kernel debugger, called "kdb"; by default, its disabled.
... We are considering using Linux on pSeries to run SAP.

Search result title:

Clustering with xCAT Blog

Search result description:Jun 25, 2013 ... After setting up a Linux cluster (IBM Flex power 7 servers) with xCAT ..... May
need to reset boot device to the hard disk. ..... Here the LPAR has kernel
debugger enabled so the node will stay in kdb until further action is taken.


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