Starlight - Revision history

Mirage335: /* Recommendations */

2017-06-09T22:06:18Z

Recommendations

← Older revision		Revision as of 22:06, 9 June 2017
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	=Recommendations=		=Recommendations=
	* Set restrictive permissions on directories belonging to you.		* Set restrictive permissions on directories belonging to you.
	* Create a directory for yourself on the fast array at "/mnt/fast/users".		* Create a directory for yourself on the fast array at "/mnt/fast/users" if available.
	* Physically, disk array consists of six, 4kB sector size, devices. Try to keep blocksize greater than 24kB - ie. "dd if=/dev/zero of=./test bs=24576" .		* Physically, disk array consists of six, 4kB sector size, devices. Try to keep blocksize greater than 24kB - ie. "dd if=/dev/zero of=./test bs=24576" .
	* Use fast array for I/O intensive active jobs (eg. compilation, statistics, simulation). Fast array provides maximum speed, theoretically sustaining upwards of 900MB/s or 1000 IOPS.		* Use fast array for I/O intensive active jobs (eg. compilation, statistics, simulation). Fast array provides maximum speed, theoretically sustaining upwards of 900MB/s or 1000 IOPS.

Mirage335: /* ChiefAdmins */

2017-06-09T22:05:46Z

ChiefAdmins

← Older revision		Revision as of 22:05, 9 June 2017
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	* Matthew "mirage335" Hines		* Matthew "mirage335" Hines

	Server is property of mirage335 and Julia Longtin.		Server is property of mirage335 (through Soaring Industries LLC) and Julia Longtin.

	=Support=		=Support=

Mirage335: /* AcceptableUse */

2017-05-18T15:12:50Z

AcceptableUse

← Older revision		Revision as of 15:12, 18 May 2017
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	*NOTE: If your bandwidth use is too high during normal hours, the church administrator will cut bandwidth available to the whole subnet and will call mirage335, juri_, Ethan Waldo, or other admin team members to resolve the issue (no one will be happy).		*NOTE: If your bandwidth use is too high during normal hours, the church administrator will cut bandwidth available to the whole subnet and will call mirage335, juri_, Ethan Waldo, or other admin team members to resolve the issue (no one will be happy).
			===Good Standing===
			Access to servers is subject to the same conditions as access to any other HacDC resource, including internet service generally. As a 501(c)3, we have obligations to uphold ISP TOS, public policy, law, and our non-profit mission. Abuse, or any activity inconsistent with these obligations, will result in account termination upon discovery.

	=Special Services=		=Special Services=

Mirage335: /* Bandwidth */

2017-03-13T02:02:42Z

Bandwidth

← Older revision		Revision as of 02:02, 13 March 2017
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	Sharing of account resources is permitted, however, additional resources will be allocated according to individual member needs for specific purposes. As a reminder, compromised accounts will be immediately removed or disabled as discovered.		Sharing of account resources is permitted, however, additional resources will be allocated according to individual member needs for specific purposes. As a reminder, compromised accounts will be immediately removed or disabled as discovered.
	===Bandwidth===		===Bandwidth===
	Although HacDC has a high-capacity 175/~~15Mbit~~ link, it is shared with other tenants. Please be courteous. If internet bandwidth use is required for downloading large files, between 2200EDT and 0600EDT is best.		Although HacDC has a high-capacity >175/>25Mbit link, it is shared with other tenants. Please be courteous. If internet bandwidth use is required for downloading large files, between 2200EDT and 0600EDT is best.

	Hard bandwidth limits have not been set to ease administration of local file servers. However, please configure applications to limit maximum bandwidth use where possible, particularly for web servers.		Hard bandwidth limits have not been set to ease administration of local file servers. However, please configure applications to limit maximum bandwidth use where possible, particularly for web servers.

Mirage335: /* OpenVZ */

2017-03-13T02:01:15Z

OpenVZ

← Older revision		Revision as of 02:01, 13 March 2017
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	===Shell===		===Shell===
	All HacDC members are welcome to non-root shell accounts, directly provided by the server.		All HacDC members are welcome to non-root shell accounts, directly provided by the server.
	===~~OpenVZ~~===		===Xen===
	All HacDC members are welcome to ~~OpenVZ~~ Virtual Machines. Resources, including CPU, disk space, and external network ports, will be allocated on an as-needed first-come-first-serve basis.		All HacDC members are welcome to Xen Virtual Machines. Resources, including CPU, disk space, and external network ports, will be allocated on an as-needed first-come-first-serve basis.

	Root users, please use the provided ~~hostedOpenVZ~~ scripts. Following the naming conventions set therein helps account for which resources belong to whom.		Root users, please use the provided hostedXen scripts. Following the naming conventions set therein helps account for which resources belong to whom.

	==Notifications==		==Notifications==

Mirage335: /* Login */

2017-03-13T02:00:31Z

← Older revision		Revision as of 02:00, 13 March 2017
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	On any unix terminal emulator, enter the command:		On any unix terminal emulator, enter the command:
	<nowiki>		<nowiki>
	ssh <userName>@starlight.srv.hacdc.org -p ~~####~~		ssh <userName>@starlight.srv.hacdc.org -p 2220
	</nowiki>		</nowiki>
	On other platforms, try applications like [http://www.chiark.greenend.org.uk/~sgtatham/putty/ PuTTY] with similar settings. Local connections (within HacDC's network) will need to use IP address 192.168.14.254 .		On other platforms, try applications like [http://www.chiark.greenend.org.uk/~sgtatham/putty/ PuTTY] with similar settings. Local connections (within HacDC's network) will need to use IP address 192.168.14.254 .

Mirage335: /* DataLoss */

2016-10-21T01:18:29Z

DataLoss

← Older revision		Revision as of 01:18, 21 October 2016
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	* Failure of more than two disks will result in unrecoverable loss of data on this server.		* Failure of more than two disks will result in unrecoverable loss of data on this server.
	* Failure of any disk on fast array will result in unrecoverable loss of data from that partition.		* Failure of any disk on fast array will result in unrecoverable loss of data from that partition.
			* Multiple sequential URE's across multiple disks may severely corrupt data on arrays.
	* Removed accounts or terminated services may result in immediate, permanent deletion.		* Removed accounts or terminated services may result in immediate, permanent deletion.
	* As array repair procedures are rarely done, catastrophic mistakes are possible.		* As array repair procedures are rarely done, catastrophic mistakes are possible.

Mirage335 at 02:06, 4 August 2016

2016-08-04T02:06:43Z

← Older revision		Revision as of 02:06, 4 August 2016
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	==HTTP/HTTPs==		==HTTP/HTTPs==
	Ports 80/443 are available through reverse proxy. Please setup a relevant domain name (eg. *.member.hacdc.org) through FreeDNS or other service, and contact the HacDC admin team for assistance.		Ports 80/443 are available through reverse proxy. Please setup a relevant domain name (eg. *.member.hacdc.org) through FreeDNS or other service, and contact the HacDC admin team for assistance.

			==EMail==
			A free UNIX email account with full internet inbound and outbound support is provided as part of the shell account. Interaction can be performed through SMTPs, IMAPs, POP3s, and UNIX mail programs. Please remember to use encrypted protocols only.

	=NamingConvention=		=NamingConvention=

Mirage335: /* ReInstall */

2016-05-15T22:39:44Z

ReInstall

← Older revision		Revision as of 22:39, 15 May 2016
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	* dpkg-divert --divert /etc/grub.d/08_linux_xen --rename /etc/grub.d/20_linux_xen		* dpkg-divert --divert /etc/grub.d/08_linux_xen --rename /etc/grub.d/20_linux_xen
	* Installation of [https://github.com/mirage335/hostedXen hostedXen] .		* Installation of [https://github.com/mirage335/hostedXen hostedXen] .

			* "/usr/bin/find /dev/disk/by-id -name 'ata-WDC_WDEZRX' -not -name 'part' -exec /sbin/hdparm -Y -S 120 {} \;"

	===hostedXen===		===hostedXen===

Mirage335: /* Disclaimer */

2016-05-15T21:27:15Z

Disclaimer

@@ Line 198: / Line 198: @@
    ServerAliveInterval 30
 </nowiki>
 =Disclaimer=