[AusNOG] NextDC Melbourne - Scheduled Power Maintenance -, 15th August
Chad Kelly
chad at cpkws.com.au
Fri Aug 11 22:34:57 EST 2017
Hi I did post the following link to the list the other day.
http://www.ohsrep.org.au/faqs/ohs-reps-@-work-electrical-safety-/electrical-equipment-what-are-the-lawsguidelines
but this could also just be a NextDC OH&S policy as well, as regulation
from government in the tech space can be interesting as they are not
always up to date with stuff.
On 8/11/2017 10:05 PM, Sam Silvester wrote:
> Hey Chad,
>
> That's a pretty general site you're pointing to.
>
> Could you possibly be a bit more specific? Clicked through a couple of
> links on it but everything was very high level.
>
> As I noted elsewhere I am in SA but my employer is national so keeping
> across all this is never a bad thing.
>
> Cheers,
>
> Sam
>
> On Friday, 11 August 2017, Chad Kelly <chad at cpkws.com.au
> <mailto:chad at cpkws.com.au>> wrote:
>
> It comes under the Victorian Occupational Health and safety Act
> 2004 from the bit of reading I did yesterday.
>
> https://www.worksafe.vic.gov.au/laws/ohs
> <https://www.worksafe.vic.gov.au/laws/ohs>
>
>
> On 8/11/2017 10:17 AM, Jared Hirst wrote:
>> Mark,
>>
>> Totally agree. I would just like to know what law Simon was
>> referring too?
>>
>> Regards,
>>
>> Jared Hirst
>> Servers Australia Pty Ltd
>> Phone: +61 2 8115 8801
>> Email: jared.hirst at serversaustralia.com.au
>> <javascript:_e(%7B%7D,'cvml','jared.hirst at serversaustralia.com.au');>
>> ------------------------------------------------------------------------
>> *From:* AusNOG <ausnog-bounces at lists.ausnog.net>
>> <javascript:_e(%7B%7D,'cvml','ausnog-bounces at lists.ausnog.net');>
>> on behalf of Mark Newton <newton at atdot.dotat.org>
>> <javascript:_e(%7B%7D,'cvml','newton at atdot.dotat.org');>
>> *Sent:* Friday, August 11, 2017 4:54:10 AM
>> *To:* Nathan Brookfield
>> *Cc:* ausnog at lists.ausnog.net
>> <javascript:_e(%7B%7D,'cvml','ausnog at lists.ausnog.net');>;
>> ausnog-request at lists.ausnog.net
>> <javascript:_e(%7B%7D,'cvml','ausnog-request at lists.ausnog.net');>;
>> Chad Kelly
>> *Subject:* Re: [AusNOG] NextDC Melbourne - Scheduled Power
>> Maintenance -, 15th August
>> As someone who has run colo facilities before:
>>
>> It should be made completely clear during customer onboarding
>> that the facility operator can temporarily shut down a power feed
>> at any time. Advance warning should be desirable but optional.
>>
>> If there is risk involved in doing that, it’s your job to
>> mitigate it. The facility operator doesn’t know which bits of
>> equipment in your tenancy are critical, and they’ve already told
>> you to dual-feed where possible and use a rack-mount ATS for
>> single-corded equipment.
>>
>> Power work should be done during business hours, because it’s
>> almost impossible to get emergency support or source replacement
>> equipment out of hours.
>>
>> If it isn’t safe to take a power feed offline during business
>> hours, then you (the customer) have a design problem to solve.
>>
>> - mark
>>
>>
>>
>>
>> > On Aug 10, 2017, at 6:56 AM, Nathan Brookfield
>> <Nathan.Brookfield at simtronic.com.au>
>> <javascript:_e(%7B%7D,'cvml','Nathan.Brookfield at simtronic.com.au');>
>> wrote:
>> >
>> > Chad,
>> >
>> > That's all well and good but when you're paying a premium price
>> for services of this fashion you expect a certain level of
>> service. There is a risk no matter what when switching from power
>> supplies taking extra load they would not usually take as well as
>> swing load issues with PDU's.
>> >
>> > I completely agree with your sentiment but the risk is not to
>> be ignored especially during those times.
>> >
>> > Kindest Regards,
>> > Nathan Brookfield (VK2NAB)
>> >
>> > -----Original Message-----
>> > From: AusNOG [mailto:ausnog-bounces at lists.ausnog.net
>> <javascript:_e(%7B%7D,'cvml','ausnog-bounces at lists.ausnog.net');>]
>> On Behalf Of Chad Kelly
>> > Sent: Thursday, August 10, 2017 2:54 PM
>> > To: ausnog at lists.ausnog.net
>> <javascript:_e(%7B%7D,'cvml','ausnog at lists.ausnog.net');>;
>> ausnog-request at lists.ausnog.net
>> <javascript:_e(%7B%7D,'cvml','ausnog-request at lists.ausnog.net');>
>> > Subject: Re: [AusNOG] NextDC Melbourne - Scheduled Power
>> Maintenance -, 15th August
>> >
>> >
>> >
>> > On 8/10/2017 10:13 AM, ausnog-request at lists.ausnog.net
>> <javascript:_e(%7B%7D,'cvml','ausnog-request at lists.ausnog.net');>
>> wrote:
>> >> From the latest update today, It appears that most of the
>> works are
>> >> being postponed for the time being
>> >>
>> >> Not all devices within racks support 2 feeds and planning is
>> involved
>> >> with these devices, which is why it is crucial to receive
>> accurate information about any pending outages or upgrades to the
>> NextDC DataCentres which affect services.
>> > If these services are mission critical then you really should
>> have duel PSU units, so that when one feed gets taken offline the
>> equipment automatically switches to the other feed. They won't
>> just disconnect both feeds at once because that would be stupid
>> and if the entire DC was offline for too much time then that
>> would put the owners in a rather awkward situation legally, as
>> after say 8 or 10 hours of downtime it wouldn't be good for the
>> owners lets put it that way.
>> > If the single PSU units are a part of a customers co-located
>> equipment then really your terms of service agreement should
>> exclude liability under your maintenance clauses.
>> > I don't understand why anyone would be using single PSU
>> equipment in a DC environment now a days when you can buy
>> refurbished servers that come with two PSU as standard even when
>> you buy them without raid.
>> > Also for anything that is really really mission critical you
>> should have it hosted in multiple datacentres anyway so if
>> something stupid does happen that you can't control you at least
>> still have services online as the load balanced services would
>> just switch.
>> > Regards Chad.
>> >
>> > --
>> > Chad Kelly
>> > Manager
>> > CPK Web Services
>> > Phone 03 5273 0246
>> > Web www.cpkws.com.au <http://www.cpkws.com.au>
>> >
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>
> --
> Chad Kelly
> Manager
> CPK Web Services
> Phone 03 5273 0246
> Webwww.cpkws.com.au <http://www.cpkws.com.au>
>
--
Chad Kelly
Manager
CPK Web Services
Phone 03 5273 0246
Web www.cpkws.com.au
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