Re: [Users] How to pxeboot ovrit node into memory automatically?

Am Dienstag, den 17.12.2013, 14:24 -0800 schrieb David Li: > Hi Fabiand, >=20 >=20 > I have a iSCSI partition on my stateless node. But the problem is I > can't format the partition. The same partition can be formatted and > mounted on a regular machine without problems.=20 >=20 >=20 > [root@localhost ~]# mkfs.ext3 /dev/sda > mke2fs 1.42.7 (21-Jan-2013) > /dev/sda is entire device, not just one partition! > Proceed anyway? (y,n) y >=20 > /dev/sda is apparently in use by the system; will not make a > filesystem here! >=20 >=20 >=20 >=20 > The error message doesn't seem to make sense as the iSCSI partition > isn't used by any other machine. =20 >=20 >=20 > Any idea why this isn't working in a stateless node?=20 =20 This doesn't seem to be a stateless problem. =20 Please run findmnt /dev/sda to see if it's mounted. =20 Please also consider to ask your questions on users(a)ovirt.org or node-devel(a)ovirt.org - there are more people there to answer. =20 node-devel(a)ovirt.org is especially good for Node stuff.

- fabian =20 >=20 >=20 > David >=20 > =20 > ______________________________________________________________ > From: Fabian Deutsch <fabiand(a)redhat.com&gt; > To: David Li <david_li(a)sbcglobal.net&gt;=20 > Cc: &quot;users(a)ovirt.org&quot; <users(a)ovirt.org&gt;=20 > Sent: Thursday, December 12, 2013 7:40 AM > Subject: Re: [Users] How to pxeboot ovrit node into memory > automatically? > =20 > =20 > Am Mittwoch, den 11.12.2013, 17:32 -0800 schrieb David Li: > > Hi Fabian, > >=20 > > I booted the new node stateless. But how can connect to it > from ovirt > > engine cli? The cli asks for three things: URL, user name > and > > password. I am not sure how to put them on the kernel boot > option > > line. > >=20 > > David > >=20 > >=20 > >=20 > =20 > Hey David, > =20 > please take a look here to find the correct cmdline: > https://access.redhat.com/site/documentation/en-US/Red_Hat_Ente=

> =20 > - fabian > =20 > >=20 > > > _______________________________________________________________=

> > From: Fabian Deutsch <fabiand(a)redhat.com&gt;;=20 > > To: David Li <david_li(a)sbcglobal.net&gt;;=20 > > Cc: users(a)ovirt.org <users(a)ovirt.org&gt;;=20 > > Subject: Re: [Users] How to pxeboot ovrit node into memory > > automatically?=20 > > Sent: Wed, Dec 11, 2013 8:00:40 AM=20 > >=20 > >=20 > > Am Dienstag, den 10.12.2013, 16:00 -0800 schrieb David Li: > > > Hi Fabian, > > >=20 > > >=20 > > > Does the stateless ovirt node have the VDSM built-in?=20 > >=20 > > Hey David, > >=20 > > stateless is a feature or a special mode of oVirt Node which > is also > > available on the "oVirt Node for oVirt Engine" image [1]. > > But please note that you will have to approve the Node in > Engine after > > each reboot if you use the stateless feature. This bug [2] > might also > > tackle the problem of a stateless Node. > >=20 > > - fabian > >=20 > > -- > > [1] > > > http://resources.ovirt.org/releases/3.3/iso/ovirt-node-iso-3.0.=

> > [2] https://bugzilla.redhat.com/show_bug.cgi?id=3D875088 > >=20 > > >=20 > > > David > > >=20 > > > =20 > > > > > > ______________________________________________________________ > > > From: Fabian Deutsch <fabiand(a)redhat.com&gt; > > > To: David Li <david_li(a)sbcglobal.net&gt;=20 > > > Cc: &quot;users(a)ovirt.org&quot; <users(a)ovirt.org&gt;=20 > > > Sent: Thursday, December 5, 2013 11:47 PM > > > Subject: Re: [Users] How to pxeboot ovrit node into > memory > > > automatically? > > > =20 > > > =20 > > > Am Donnerstag, den 05.12.2013, 16:30 -0800 schrieb > David Li: > > > > Hi Fabian, > > > >=20 > > > > I think the bad route is a link local route > 169.254.0.0/16. > > > I am not quite sure if it's a real bug but in my > case I have > > > to remove this route. > > > > Also I am using ramdisk based node without a > local disk. > > Can > > > anything be persisted?=20 > > > =20 > > > Hey David, > > > =20 > > > when you refer to stateless mode, then no, nothing > can be > > > persisted. > > > Regarding the bug - Please provide the whole > cmdline you are > > > using to > > > boot the node, to give me a chance to reproduce it. > > > =20 > > > - fabian > > > =20 > > > > David > > > >=20 > > > >=20 > > > >=20 > > > > ----- Original Message ----- > > > > > From: Fabian Deutsch <fabiand(a)redhat.com&gt; > > > > > To: David Li <david_li(a)sbcglobal.net&gt; > > > > > Cc: &quot;users(a)ovirt.org&quot; <users(a)ovirt.org&gt; > > > > > Sent: Wednesday, December 4, 2013 11:17 AM > > > > > Subject: Re: [Users] How to pxeboot ovrit node > into > > memory > > > automatically? > > > > >=20 > > > > > Am Montag, den 02.12.2013, 13:53 -0800 schrieb > David Li: > > > > >> Hi Fabian, > > > > >>=20 > > > > >> Everytime the ovirt node boots up, it adds a > route > > entry > > > that I have to=20 > > > > > manually remove. Otherwise it messed up my > routing.=20 > > > > >> How do I modify the boot scripts to > automatically > > remove > > > it? > > > > >=20 > > > > > Hey David, > > > > >=20 > > > > > could you file a bug for that route problem? > > > > >=20 > > > > > You can try the following workaround: > > > > >=20 > > > > > # Create /etc/rc.d/rc.local with the commands > to run > > > > > $ vi /etc/rc.d/rc.local > > > > > $ chmod a+x /etc/rc.d/rc.local > > > > > $ persist /etc/rc.d/rc.local > > > > >=20 > > > > > /etc/rc.d/rc.local should then be run on every > boot. > > > > >=20 > > > > > - fabian > > > > >=20 > > > > >> ----- Original Message ----- > > > > >> > From: Fabian Deutsch <fabiand(a)redhat.com&gt; > > > > >> > To: David Li <david_li(a)sbcglobal.net&gt; > > > > >> > Cc: &quot;users(a)ovirt.org&quot; <users(a)ovirt.org&gt; > > > > >> > Sent: Monday, October 28, 2013 7:45 AM > > > > >> > Subject: Re: [Users] How to pxeboot ovrit > node into > > > memory=20 > > > > > automatically? > > > > >> >=20 > > > > >> > Am Montag, den 28.10.2013, 07:42 -0700 > schrieb David > > > Li: > > > > >> >>=20 > > > > >> >> Hi Fabian, > > > > >> >>=20 > > > > >> >> Yes rootpwd worked too! Thanks. > > > > >> >>=20 > > > > >> >> Two new problems: > > > > >> >>=20 > > > > >> >> But I found there is no networking for > the > > stateless > > > node. > > > > >> >> What kernel boot options are used to > either use > > DHCP > > > or=20 > > > > > statically=20 > > > > >> > configure the IP address for an interface > on the > > node? > > > > >> >>=20 > > > > >> >> I also need to have the sshd enabled. Is > there a > > > kernel option=20 > > > > > for that? > > > > >> >=20 > > > > >> > Hey David, > > > > >> >=20 > > > > >> > here you can find all the supported boot > params in > > > ovirt node: > > > > >> >=20 > > > > > > > > > > > http://gerrit.ovirt.org/gitweb?p=3Dovirt-node.git;a=3Dblob;f=3D=

> > > > >> >=20 > > > > >> > Greetings > > > > >> > fabian > > > > >> >=20 > > > > >> >> David > > > > >> >>=20 > > > > >> >>=20 > > > > >> >>=20 > > > > >> >> ----- Original Message ----- > > > > >> >> > From: Fabian Deutsch > <fabiand(a)redhat.com&gt; > > > > >> >> > To: David Li <david_li(a)sbcglobal.net&gt; > > > > >> >> > Cc: &quot;users(a)ovirt.org&quot; <users(a)ovirt.org&gt; > > > > >> >> > Sent: Friday, October 25, 2013 9:10 AM > > > > >> >> > Subject: Re: [Users] How to pxeboot > ovrit node > > > into memory=20 > > > > >> > automatically? > > > > >> >> >=20 > > > > >> >> > Am Freitag, den 25.10.2013, 08:57 -0700 > schrieb > > > David Li: > > > > >> >> >> Hi Fabian, > > > > >> >> >>=20 > > > > >> >> >> That kernel option worked for me! > The node is > > > booted=20 > > > > > up in RAM.=20 > > > > >> > Thanks! > > > > >> >> >>=20 > > > > >> >> >> My next question is: > > > > >> >> >> How do I specify the root login and > passwd as > > > boot=20 > > > > > parameters?=20 > > > > >> >> >=20 > > > > >> >> > Hey David. > > > > >> >> >=20 > > > > >> >> > Nice that it worked! Were you able to > register to > > > the=20 > > > > > Engine? > > > > >> >> >=20 > > > > >> >> > You can use the adminpw=3D and rootpw=3D > kernel > > > arguments to set=20 > > > > >=20 > > > > >> > passwords. > > > > >> >> > use > > > > >> >> > $ openssl passwd -salt 42 > > > > >> >> > to create one or two passwords > > > > >> >> >=20 > > > > >> >> > Greetings > > > > >> >> > fabian > > > > >> >> >=20 > > > > >> >> >> David > > > > >> >> >>=20 > > > > >> >> >>=20 > > > > >> >> >>=20 > > > > >> >> >>=20 > > > > >> >> >> ----- Original Message ----- > > > > >> >> >> > From: Fabian Deutsch > <fabiand(a)redhat.com&gt; > > > > >> >> >> > To: David Li > <david_li(a)sbcglobal.net&gt; > > > > >> >> >> > Cc: &quot;users(a)ovirt.org&quot;=20 > > > > > <users(a)ovirt.org&gt; > > > > >> >> >> > Sent: Thursday, October 24, 2013 > 11:47 PM > > > > >> >> >> > Subject: Re: [Users] How to pxeboot > ovrit > > > node=20 > > > > > into memory=20 > > > > >> >> > automatically? > > > > >> >> >> >=20 > > > > >> >> >> > Am Donnerstag, den 24.10.2013, > 16:26 -0700 > > > schrieb=20 > > > > > David Li: > > > > >> >> >> >> Hi, > > > > >> >> >> >>=20 > > > > >> >> >> >> I was following the instructions > at=20 > > > > >> >> > http://www.ovirt.org/Node_PXE. My goal=

> > > > >> >> >> > is to use pxeboot (iPXE) to boot > the node > > > entirely=20 > > > > > into RAM=20 > > > > >> > with=20 > > > > >> >> > rootfs. What I=20 > > > > >> >> >> > got now is an installation screen > which > > > requires a=20 > > > > > local=20 > > > > >> > storage. My=20 > > > > >> >> > system has=20 > > > > >> >> >> > no disk and this doesn't quite work > for me.=20 > > > > >> >> >> >>=20 > > > > >> >> >> >> What's are the kernel parameters > I need=20 > > > > > to use to=20 > > > > >> > boot the=20 > > > > >> >> > node into=20 > > > > >> >> >> > RAM automatically? I am OK as the > first step > > > with=20 > > > > > a=20 > > > > >> > stateless node.=20 > > > > >> >> >> >=20 > > > > >> >> >> > Hey David, > > > > >> >> >> >=20 > > > > >> >> >> > the stateless mode is currently not > > > completely=20 > > > > > working with=20 > > > > >> > oVirt > > > > >> >> >> > Engine. That means a Node needs to > be > > > approved=20 > > > > > each time it=20 > > > > >> > boots into > > > > >> >> >> > the stateless mode. > > > > >> >> >> > The stateless mode can be entered > by > > > appending=20 > > > > > stateless to=20 > > > > >> > the=20 > > > > >> >> > default > > > > >> >> >> > kernel arguments. > > > > >> >> >> >=20 > > > > >> >> >> > Greetings > > > > >> >> >> > fabian > > > > >> >> >> >=20 > > > > >> >> >=20 > > > > >> >=20 > > > > >=20 > > > =20 > > > =20 > > > =20 > > > =20 > >=20 > >=20 > =20 > =20 > =20 > =20 =20 _______________________________________________ Users mailing list Users(a)ovirt.org http://lists.ovirt.org/mailman/listinfo/users

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