Hi Marcy Isn't there a way to stop the system getting ipled automatically when I do Logon linuxxxx by jake02?
So that I can specify ipl 201 clear parm 1 On 19 Feb 2015 21:44, "Marcy Cortes" <marcy.d.cor...@wellsfargo.com> wrote: > Yes, that's the case. > You can do the link from another guest thing as Mike describes or boot a > rescue system (your installation media). > > And put this in /etc/inittab if you want the behavior where it is not > prompted: > > 1:2345:respawn:/bin/bash -i > > > > > -----Original Message----- > From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of > Michael MacIsaac > Sent: Thursday, February 19, 2015 8:06 AM > To: LINUX-390@VM.MARIST.EDU > Subject: Re: [LINUX-390] Single User mode Linux Guest > > Jake, > > Which Linux are you using? > > I tried on SLES, but could not get logged in as root without the password. > In "The Virt'n Cookbook" section 26.1.1 "Enter single user mode", it > states: > "In single user mode, you are logged in as the root user." > > But this does not seem to be the case (who wrote that book? - somebody > better fix it :)) > > What I see is a prompt for the root password: > > INIT: Going single user > INIT: Sending processes the TERM signal *Give root password* for > maintenance (or type Control-D to continue): > > My next approach would be to link to the disk with the root file system > R/W, mount it, and chroot to it. Do you have another Linux system you can > use? Here's an example of modifying the root password on LINUX138 which as > a 100 minidisk as the root file system (this virtual machine has OPTION > LNKNOPAS so I am not prompted for the MR password on the LINK command): > > # *vmcp link linux138 100 1100 mr* > # *chccwdev -e 1100* > Setting device 0.0.1100 online > Done > # *lsdasd* > Bus-ID Status Name Device Type BlkSz Size Blocks > > ============================================================================== > 0.0.0100 active dasda 94:0 ECKD 4096 7042MB 1802880 > 0.0.0101 active dasdb 94:4 ECKD 4096 7042MB 1802880 > 0.0.*1100 *active *dasde *94:16 ECKD 4096 7042MB 1802880 > # *ls /mnt* > # *mount /dev/dasde1 /mnt* > # *chroot /mnt* > # *passwd root* > Changing password for user root. > New password: > BAD PASSWORD: The password is shorter than 8 characters Retype new > password: > passwd: all authentication tokens updated successfully. > # *exit* > # *umount /mnt* > # *vmcp det 1100* > DASD 1100 DETACHED > HTH. > > -Mike > > On Thu, Feb 19, 2015 at 10:42 AM, Veencamp, Jonathon D. < > jdveenc...@fedins.com> wrote: > > > And single user mode puts you right into root without password, > > because it's assumed if you control the console, then you must be ok. > > (control your consoles everyone!) > > > > Have I got that right? > > > > -----Original Message----- > > From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of > > Bruce Hayden > > Sent: Thursday, February 19, 2015 9:39 AM > > To: LINUX-390@VM.MARIST.EDU > > Subject: Re: Single User mode Linux Guest > > > > Enter: passwd root > > > > root can change any password without knowing the existing one - even > > its own.. > > > > > > ________________________________ > > > > The information contained in this e-mail message is intended only for > > the personal and confidential use of the designated recipient(s) named > above. > > This message may be an attorney-client or work product communication > > which is privileged and confidential. It may also contain protected > > health information that is protected by federal law. If you have > > received this communication in error, please notify us immediately by > > telephone and destroy (shred) the original message and all > > attachments. Any review, dissemination, distribution or copying of > > this message by any person other than the intended recipient(s) or > > their authorized agents is strictly prohibited. Thank you. > > > > ---------------------------------------------------------------------- > For LINUX-390 subscribe / signoff / archive access instructions, send > email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit > http://www.marist.edu/htbin/wlvindex?LINUX-390 > ---------------------------------------------------------------------- > For more information on Linux on System z, visit http://wiki.linuxvm.org/ > ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 ---------------------------------------------------------------------- For more information on Linux on System z, visit http://wiki.linuxvm.org/
