Gadgetory


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When everything goes wrong

2018-10-16
this is the part where we do six video editors with six graphics cards but we don't have six graphics cards I don't know what accent that is now it's not often around here that we have a project that's so big we don't even have enough hardware to validate if it's going to work but that's what six video editors one CPU has been like but the good news is that even though some of the final hardware isn't quite here yet we have enough to know for sure if it's gonna work so we've got all six monitors and the keyboards and mice that go with them for all of our stations we've got our pile of high-end graphics cards over here I don't know if you guys can even see this but I want one per system over here we've got all this is really cool where is it ah here it is we've got the replacement for that PCIe 4x interface to our daughter board so I believe this is either 8 X or 16 X which means we shouldn't run into bottlenecks for all of our USB controllers and we've got Intel op teen along with the cards to go with that and better coolers for our 28 core CPUs so today is the acid test does it actually work we're gonna find out smartdeploy allows IT departments to reimage unlimited computer models from one golden image search their library and grab your exclusive free licenses worth over $600 at smartdeploy com / - so first order of business is to kind of reconstruct what's going on in here because we've had to tear apart a lot of it over the last little while due to other projects like that crazy thing with the four Titan V's and all that nonsense so let's go ahead and get back to a functioning state and then we will go from there now because a big part of the goal today is eliminating all of the hypotheticals we're gonna do away with things like our gigantic split-screen four-way monitor and we're gonna actually set up each workstation as it is intended to be used with a single monitor and keyboard and mouse although it should be noted that we could easily run dual monitors since we're just passing through entire graphics cards we're not quite going back to the previous state though one thing that we are going to change is this so now instead of a half-height like low profile card that passes through PCI Express 4x we have got this honkin sucka that we're gonna go ahead and I'm not sure which one's the host side and which one is the target side but we're gonna go ahead and install one of them into here you know what I think it actually has dip switches so that you can configure it they're both configured the same way maybe it doesn't ah so on on oh my god it like it doesn't indicate what for six just one to four ah we'll figure it out okay so I think I figured it out these little switches we just need them in on on off for this guy and then hold on off on on four one two and four and oh okay but then six is labeled backplane type yeah it looks like we are running PCIe 8x although if we got our hands on another one of these cables we could run 16x by using dual host I think or something anyway 8x should be enough to start is just ridiculous like this connector look at it so even compared to the 4x connector we had last time which looks ba that's the 8x connector this is great I found the card from last time so instead of this card now we need this card so it's basically exactly this doubled up sheesh now we got to get the other side installed in our system here that's the only configurable thing on here let's go ahead and install it here these are all in I've got my nvme drives here so the next thing I need ah there we go is the test cart hooked up to the back of the system here and then why do that Yvonne is setting up all the stations with their monitors keyboards and mice though it will be a little bit until we're actually quite ready for that can I get that big fit yep exactly that and I think we should be ready to fire up the system I hooked up the power button this time to make my life a little bit easier so I guess we find out if that works right now Oh Oh what the crap let the motherboard back in without actually hooking the motherboard power back up whoo okay it's a little better so ridiculous you have to sign up for an account to get a user manual for this card and it wasn't working so fine I'm signed up and here we go okay I think I did it entirely wrong but I'm not sure why as their diagram here doesn't actually correspond to the number of dip switches that's on here on four one and two off four three and four that is completely different from what it says here as far as I can tell on four one and two off four three and four I really hope this works so I think it's configured right now what we should see is this fan spin when I power up and we got nothing and I don't know why okay there's another dip for black back plain type and that's just labeled directly on here so let's try selecting a different backplane type shall we nothing no power to it at all maybe we have to do the same thing on the other side wait oh no I turned this off while I was troubleshooting oh this is what happens when you hurry not that that fixed it okay now hold on a minute I think I get it oh boy okay whatever that is probably isn't good stop stop stop stop stop okay so off on off on so whatever node you're using now you have to go from the bottom port out into the top port and yeah I don't know it's on so maybe it's working there it is they have flashing lights on their slots but they're detected so presumably they're working one way we can tell for sure is just plugging this mouse into into one of them you can wait no I think I already have them dubbed yeah I do okay that's fine that's fine oh snap oh crap oh shoot I just unplugged this that's really bad probably oh shoot oh I hope this still works I'm smell burning it's turning back on and everything looks normal hopefully that's fine what just happens there so the next stage assuming that we're still past getting this to work stage is 10 gig networking for the whole thing oh it still works that's good there it is or 10 gig all right now I just just need to copy our install images off or at least one of them cuz it's time for us to put obtain it that's how everyone does it that's industry standard so I actually only had 5 USB cards in here before I found another one that gives us the full complement of 6 and it's happening I'm swapping out these peasant 750 series drives for obtained the reason we care about running opt in for our boot drives is that these handle random i/o much better than traditional SSDs and when we're gonna have 6 operating systems running off them at the same time that becomes really important oh shoot I totally forgot I got to put all the graphics cards in C X little P Titan X ok so Titan X Titan XP 1060 1070 and maybe we'll put another quadrille in there I don't know now we've yet to actually boot this motherboard with 6 graphics cards so we're in uncharted territory right now this could be the thing that kills the entire project just a melon so Jake Jake this is real that I'm there okay this last card is our janky Asst I think it's gonna have to kind of hang out right there should be fine now we fire it up and we have a display out so that's a good sign that's not a good sign I know we're asking for a lot here motherboard but if you could come through for me what the hell I don't think I have ever heard a hardcore sounding error code like that followed by the system just booting Oh in order to display this message some PCI devices were set to a disabled State oh maybe about 4G decoding will solve this problem okay let's see if about 4G decoding is gonna help us boom there it is I think we're booting now did it just turn off now why didn't it pick up my boot device well that's interesting our the USB key is just not even in here anymore okay so the only thing I changed was disabling the boot option ROM from all of our PCI Express devices which I can't imagine mattered and then I moved our USB boot device into a different USB port I wonder if one of our onboard USB controllers isn't working because now it's showing up although maybe it was just a fluke last time I I don't know so it's here now let's see all right so now we're going obtain on our cache and starting the array there's our Titan XP there's our Titan there's our gtx 1060 there's our Quadro GV 100 there's another one and there's our 1070 all six graphics cards are here and six USB controllers at least beautiful and there's our 10 gig card I think we've got everything we need here I should go do my own show so update time when show is now complete and we can start to dig in and make sure everything's working the way we expected now I still only have my four VM set up from the last test but this is as simple as making some reconfigurations to the CPU assignments the GPU assignments and the USB card assignments and tippity Boppity we should be off to the races so theoretically we are gonna just fire this bad boy up and and go now once we know everything's working and it's time to performance optimize we're gonna want to do things like make sure that none of the VMS have CPU cores that cross from one CPU socket to another because then we're gonna take a performance hit there and we're also going to want to make sure that every VM has a graphics card that's in a slot that is actually also directly connected to the CPU that those cores are physically present on that's going to be really important I think I might have bumped that stupid cable again the whole system restarted when I bumped that external PCI Express cable well I don't think it's because I bumped the cable I think it's because I don't really have the cards screwed in okay well while we wait for that we can do the totally safe plugging in of display cables so can I just take a moment to point out how good I am at plugging in monitor cables without looking that noscope monitor plugging in David can I get an HDMI cable from down there sorry it's just hard for me to get down do you ever just like picture the engineers at Intel in an video watching something like this oh okay let's make sure all of our USB doodads are still in here 1 2 3 & 4 up number Five's not not doing anything did that one fail execution error could not find device all right we're just gonna do yield reboot and reseed all that stuff now let's try firing this up again and it should be fine so I think what happened was the USB controller for this one disconnected from the system when I bumped the cable and then the one for this one took the fifth slot so neither of them was able to start also what we can do now is we can come around here and see if any of these monitors are lighting up this one just turned blue so I think that means it's about to light up hey there's one okay we got hey one this is not working you want to let me know when you see a pop up over there like I'm gonna plug in a mouse oh that's it now we should be able to figure out which VN is supposed to be on all of the other monitors here theoretically this is ws1 but my display isn't lit up so what I'm hoping is that I'll like move the mouse and it will wake up honestly I don't even know what's going on right now also the name of this didn't change what is going on here yo hey wake up like this one just went from having a blue light to having no signal and a yellow light as I'm shutting down VMs so what we can do in the meantime I guess is unread has a new version or two actually since I installed this so why don't we update that and see if everything magically resolves itself the plot thickens now that we're rebooting the system to apply our update we have power to this keyboard my level of pissed off right now is pretty high now I've seen monitors that have a bit of a hard time picking up signals I have a hard time believing that six monitors here I'll have the same problem but I just say no signal so my theory about those cards being in order whenever it works we're gonna label it as quickly as we can yeah all right next up is this guy that's not what I was expecting so this is the ten sixteen which one is that who knows so the little game we're playing it's called find the patterns and so far the only one that has managed a successful reboot he's number five I believe that's the one that I assigned the sound card to wouldn't that be funny okay that's actually booting there's four so it lit up but it has not actually managed to start loading windows yet oh there it goes now one thing John from unrated was that we ended up screwing up where our V disks were some of them are on the array and some of them are on the cache and he had said he's run into some weird IO bottlenecking nonsense with the way that storage devices are virtualized that might be explaining some of the finicky behavior so we need to make sure all of those are on the opt-in drives number five came up so this one's now consistent which is good to see this is getting very interesting so six and two are the ones we haven't seen yet so everything that we've had working so far is working right now six gonna line up for me so six should be this one theoretically all right so let's try moving those V disks and see if that solves it yeah neither of those are coming up okay okay we have some material to work with here I'm gonna shut her down for now P ia hides your true IP address and allows you to bypass your restrictions and censorship by making you appear as though you're connecting from somewhere else and you can use up to five devices at once it also helps prevent attacks by blocking unwanted connections it Auto blocks all traffic if the VPN disconnects and it keeps your data out of the hands of advertisers and other activity tracking snoops so go try it out at the link in the video description today it's affordable and it works we got you might as well eat some privet like don't don't die over this project
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