Private addresses - Revision history

Benrwong: /* YYY */

2018-10-19T23:40:43Z

YYY

← Older revision		Revision as of 23:40, 19 October 2018
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	= YYY =		= YYY =

	* First & ~~Second~~ Digits = Rack # (0-99)		* First Digit: 0 if physical. 1 if IPMI. 2 if VM
	* Third digit: 0 = physical, 1,2,3,4... = is a VM		* Second & Third Digits = Rack # (0-99)

	= ZZZ =		= ZZZ =

Benrwong: /* YYY */

2017-10-12T17:35:05Z

YYY

← Older revision		Revision as of 17:35, 12 October 2017
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	= YYY =		= YYY =

	* First & Second Digits = Rack # (~~up to 100 Racks~~)		* First & Second Digits = Rack # (0-99)
	* Third digit: 0 = physical, 1,2,3,4... = is a VM		* Third digit: 0 = physical, 1,2,3,4... = is a VM

Benrwong: /* YYY */ edited YYY section because it is not scalable past 10 racks

2017-10-12T17:22:36Z

YYY: edited YYY section because it is not scalable past 10 racks

← Older revision		Revision as of 17:22, 12 October 2017
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	= YYY =		= YYY =

	* First ~~digit: 0~~=~~private network ; 1 = IPMI~~		* First & Second Digits = Rack # (up to 100 Racks)
	* Second digit: rack number (~~0-7~~)
	* Third digit: 0 = physical, 1,2,3,4... = is a VM		* Third digit: 0 = physical, 1,2,3,4... = is a VM

Frodo: /* XXX */

2014-04-11T17:55:02Z

XXX

← Older revision		Revision as of 17:55, 11 April 2014
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	* First digit: future use		* First digit: future use
	* Second digit: cluster # ; 0=UCSF legacy, 1=UofT, 2=UCSF new		* Second digit: cluster # ; 0=UCSF legacy, 1=UofT, 2=UCSF new
	* Third digit: ~~future use~~		* Third digit: 0 = cluster, 1=desktops, 9=virtual isolation

	= YYY =		= YYY =

Frodo at 17:29, 30 March 2014

2014-03-30T17:29:40Z

← Older revision		Revision as of 17:29, 30 March 2014
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	* 10.20.26.11 - UCSF new cluster 2 (20), VM hosted in rack 2, this is the 11th VM hosted on the the sixth VM host in that rack		* 10.20.26.11 - UCSF new cluster 2 (20), VM hosted in rack 2, this is the 11th VM hosted on the the sixth VM host in that rack
	* 10.10.110.9 - Toronto cluster 1 (10), this is the IPMI address for a physical machine in rack 1, in slot 9 (and possibly above)		* 10.10.110.9 - Toronto cluster 1 (10), this is the IPMI address for a physical machine in rack 1, in slot 9 (and possibly above)
			* 10.20.20.111 - UCSF new cluster (20), rack 2, this is a 4-in-1 computer in slot 11 and 12.

	Clear as mud?		Clear as mud?

Frodo at 17:27, 30 March 2014

2014-03-30T17:27:52Z

← Older revision		Revision as of 17:27, 30 March 2014
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	Here is how the private addresses work.		Here is how the private addresses work. Form:

	* Teague: please correct, I left my notebook in SF.

	Form:
	10.XXX.YYY.ZZZ		10.XXX.YYY.ZZZ

Frodo at 17:27, 30 March 2014

2014-03-30T17:27:29Z

← Older revision		Revision as of 17:27, 30 March 2014
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	= XXX =		= XXX =
	First digit: ~~reserved for~~ future use		* First digit: future use
	Second digit: cluster # ; 0=UCSF legacy, 1=UofT, 2=UCSF new		* Second digit: cluster # ; 0=UCSF legacy, 1=UofT, 2=UCSF new
	Third digit: ~~reserved for~~ future use		* Third digit: future use

	= YYY =		= YYY =

	First digit: 0=private network ; 1 = IPMI		* First digit: 0=private network ; 1 = IPMI
	Second digit: rack number		* Second digit: rack number (0-7)
	Third digit: 0 = physical, 1,2,3,4... = ~~this~~ is a VM		* Third digit: 0 = physical, 1,2,3,4... = is a VM

	= ZZZ =		= ZZZ =
	If physical, then second and third digits = physical location in rack.		* If physical, then second and third digits = physical location in rack.
			* If virtual, then serial number, starting from 1.
			* Use first digit if there are 4 machines in 2U, as in SiM 4-in-1 2U machines.

	~~If virtual~~, ~~then serial number~~, ~~starting from~~ 1.		= Examples =
			* 10.0.20.12 - UCSF legacy cluster 0 (0), physical computer located in slot 12 (and possibly above) of rack 2
			* 10.20.26.11 - UCSF new cluster 2 (20), VM hosted in rack 2, this is the 11th VM hosted on the the sixth VM host in that rack
			* 10.10.110.9 - Toronto cluster 1 (10), this is the IPMI address for a physical machine in rack 1, in slot 9 (and possibly above)

			Clear as mud?

	~~First digit is to handle the case that there are 4 machines in 2U, as in SiM 4-in-1 2U machines.~~

	[[Category:Sysadmin]]		[[Category:Sysadmin]]

Frodo: /* ZZZ */

2014-03-30T17:20:02Z

ZZZ

← Older revision		Revision as of 17:20, 30 March 2014
Line 21:		Line 21:

	If virtual, then serial number, starting from 1.		If virtual, then serial number, starting from 1.

			First digit is to handle the case that there are 4 machines in 2U, as in SiM 4-in-1 2U machines.

	[[Category:Sysadmin]]		[[Category:Sysadmin]]

Frodo at 19:15, 11 March 2014

2014-03-11T19:15:21Z

← Older revision		Revision as of 19:15, 11 March 2014
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	= XXX =		= XXX =
	First digit: ~~0=private network ; 1 = IPMI~~		First digit: reserved for future use
	Second digit: cluster # ; 0=UCSF legacy, 1=UofT, 2=UCSF new		Second digit: cluster # ; 0=UCSF legacy, 1=UofT, 2=UCSF new
	Third digit: reserved for future use		Third digit: reserved for future use

	= YYY =		= YYY =
	First digit: ~~reserved for future use~~
			First digit: 0=private network ; 1 = IPMI
	Second digit: rack number		Second digit: rack number
	Third digit: 0 = physical, 1,2,3,4... = this is a VM		Third digit: 0 = physical, 1,2,3,4... = this is a VM

Frodo: Created page with "Here is how the private addresses work. * Teague: please correct, I left my notebook in SF. Form: 10.XXX.YYY.ZZZ = XXX = First digit: 0=private network ; 1 = IPMI Seco..."

2014-03-11T17:30:10Z

Created page with "Here is how the private addresses work. * Teague: please correct, I left my notebook in SF. Form: 10.XXX.YYY.ZZZ = XXX = First digit: 0=private network ; 1 = IPMI Seco..."

New page

Here is how the private addresses work.

* Teague: please correct, I left my notebook in SF.

Form:
10.XXX.YYY.ZZZ

= XXX =
First digit: 0=private network ; 1 = IPMI
Second digit: cluster # ; 0=UCSF legacy, 1=UofT, 2=UCSF new
Third digit: reserved for future use

= YYY =
First digit: reserved for future use
Second digit: rack number
Third digit: 0 = physical, 1,2,3,4... = this is a VM

= ZZZ =
If physical, then second and third digits = physical location in rack.

If virtual, then serial number, starting from 1.

[[Category:Sysadmin]]