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rotekatze

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  1. Bear in mind that overheating and components running hotter than optimal temperature are two different things. The vents on the door are an excellent start to thinking about server equipment temps, but they are only a start. Additionally, the action of opening the door is still an issue. The key things that Linus needs to consider here are: a) The placement of server equipment. A larger room is a better idea, although that is not the primary concern. b) The usage parameters in question. The storage devices here are in constant use. Admittedly, it is not the kind of heavy use that you would see with an enterprise scale datacentre, but there is still a usage factor to consider. Utilisation creates heat output, and the storage devices here are in use reasonably often. c) The differentiation between average running temperatures. It is reasonable to assume that LTT use their storage solutions between 9-5, therefore outside of these times a percentage of this equipment is idle, or at a lower utilisation percentage. The temperature differential is a key issue where device longevity is a concern, and an AC unit designed to keep people cool or warm is simply not up to the task of cooling a server rack. I'm not saying that Linus or any of his associates are idiots. /r/sysadmin would have you believe so, but what I'm trying to impress upon them and forumers is simply that not enough thought and research has been put into this project. I can understand any hesitance to hire a consultant, but that in turn is no excuse for lackluster service provision. This is why I tried to impress, in the topic post, that LTT need to put more research into how they convey their operational facilities. The additional factor of public video release is also a concern, given that a sizeable number of people are going into work with LTT as one of their primary influences. In short, LTT needs to be right, especially in the implementation of enterprise grade equipment. Given that I have already told more than one colleague that what they are doing is a detriment to the service quality of our equipment here at my workplace, this point cannot be more emphasised. Bear in mind, also, that I do not wish LTT any harm. I'm been a follower of Linus and his cronies since 2012, and I do enjoy the material LTT produces. However, when something needs quality, professional input so blatantly as this, I feel it is imperative that one should raise the issue. I'm actually considering proposing a Q+A with /r/sysadmin and /r/techsupport as part of a WAN Show, I think this would be beneficial to everyone. I'm going to make a post on Reddit, and see what the response is. I'll be back here with the results.
  2. I get that it has it's own A/C run, but it's not implemented properly. Point 1: Server room AC should be environment controlled per ventilation spot. That room does not appear to have it's own thermostat, nor adequate breathing room (although that's a niggly one). Point 2: Standard aircon units, unless super heavy duty, really aren't designed to handle that kind of cooling workload. AC should be designed specifically for a datacentre or server room, not added on to the existing infrastructure. Point 3: That room is far too small. It heats up far too quickly, and is very difficult to cool without AC Channeling. The bigger issue here is that when the door to the room is opened or closed, the airflow and resultant temperature will change dramatically. This will drastically reduce the working life of components in the rack, causing great expense sooner than expected.
  3. Indeed. Subsequently, purchasing a 17k UPS without a power distribution unit, or addressing the vast number of other issues is blatant or determined ignorance.
  4. OK, I really have to say something. I looked over the last event, where Linus paid for data recovery after not implementing a proper backup solution. For most people, this would have been the lightbulb needed to realise that hey, I don't know everything I need to. I should do some more research. Your "server room" is a cupboard under the stairs. Not only does it house everything that keeps LTT running, but also the electrical panel. This is bad enough - poor cooling, flammable surroundings and a huge catalyst. Then you dropped a huge breaker in there, alongside a tower full of chemicals. At this point, I really must question your sanity - not only are you intruding on the gloss space that you must have around a breaker that powerful, but your UPS is also exhausting on the same! I admit that you are fairly new to enterprise products. In your situation, however, this is no excuse. You are in a public spotlight, and I have already had to tell more than one colleague that, at this point in time, the Linus way is not the right way. I urge you to visit a sysadmin community, and get some input. You are not only misinforming your viewers, but you are also putting you, your family, your staff and your livelihood in jeopardy.
  5. A lot of people are simply going to unsubscribe out of spite. Yet further people will dislike the idea of catching content a week late. All it takes is for someone to miss, say, a week of LMG videos and they'll likely become disenfrachised with the name. They'll forget about LMG and the videos, and move on. You might argue that "They're the sort of people we don't want", and there is a legitimate argument for that. However, this is all potential revenue regardless of the maturity of viewer. It all adds up.
  6. Ooooh, controversy! Linus Media probably already recognises that they'll lose a sizeable chunk of subscribers with this move... but there are some interesting points to be made: By joining Vessel at such an early stage, LMG has a hefty influence on the direction that Vessel takes - if we need a simple HTML view for the site, LMG is a good medium for suggesting this. Income becomes much more consistent, AFAICS income is generated via subscription rather than ad revenue... although revenue is probably one of the smaller income streams. By negotiating a free year for new signups with Vessel, LMG establish a strong connection with the userbase of the site - meaning Vessel must keep an incentive for LMG to stick with them. If LMG decided it was no longer beneficial to use Vessel, a ginourmous chunk of their userbase would likely disappear along with Linus. This means videos for a long time to come. LMG is a large source of income for Vessel, paving the way for more efficient distribution which should solve most of the latency issues at the moment. It's a very, very bold business move, one that I wouldn't necessarily make myself, but I'm not completely against it. Unless I see Vessel significantly improve in the coming year, I probably won't buy the next yer's membership - as I suspect many others also feel. This is a particularly motivational incentive for both Vessel and LMG. This means that you have to take the opposite route to Google/YT, and take on-board community suggestions without implementing too many of your own ideas. The massive problem with content providers today is that they firmly believe they have excellent ideas for their medium. A very good example of this is Dash - a move that singlehandedly cut off a huge proportion of the southern hemisphere, as well as many rural areas. Users can no longer sit back and wait for a video to buffer completely, and I'll be damned if I'm going to sit and stare at a 240p lego painting of a blob talking about another blob. That's another feature that hurts users - auto quality by default. That should be optional. So, LMG, you have a long and hard road ahead. If you do it right, you might just be able to pull off one of the best marketing moves of the modern day content oligarchy... and in all honesty, I'd probably welcome it. Let this be a warning to you, however: As one who has seen hundreds, if not thousands of businesses attempt to pull this off and dismally fail, I implore you: Be very careful with your capital, from here on out. Do not slack up for even a minute. Work your fingers to the bone this coming year, and you might just make it. Good luck, I will continue to be an avid fan.
  7. Bottlenecking to a certain extent, but it's still quite an improvement. I've also just watched a MBP run a 780 ti over thunderbolt, snorting through unigine at 65fps.
  8. http://www.banggood.com/EXP-GDC-Laptop-External-PCI-E-Graphics-Card-Mini-PCI-E-Set-p-934367.html I saw another youtuber do a review of this thing, it would be cool if LMG could go in depth with performance. Also, I'm sorry if this is totally in the wrong section.
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