warum sollte man eine ssd im pc haben?

was spricht dagegen einen zentralen Fileserver zu haben auf dem sowas wie ZFS läuft und von dem einfach alle pcs im Netzwerk booten? warum hat man überhaupt ne ssd im pc wenn es auch so gehen würde?

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Basstom
1 year ago

Costs almost little (as opposed to a few years ago) and provides a very fast basis for the fraudulent system and the most important programs.
And for the thermocut user simply the means of choice.

volker79
1 year ago

Depending on the application, this is also called Thin Client (a PC without its own OS that starts from a release via PXE network boot). It can be worthwhile for certain installations if the systems do not require much power or if a local OS is not desired even for reasons (such as for example in case of cash systems or digital signage). Or with large VM clusters hanging on a SAN, but here the connection is also 100Gbit Ethernet (often also with multiple links) or something completely different (Fiberchannel, Infiniband, …). For VM clusters, this makes sense as a VM can easily move to another Blade/an other server if a server fails.

Regarding everyday operation at home:

An SSD makes a throughput of 500MB/s (SATA-600) or even several GB/s (PCIe NVMe). The access times are in the microsecond range. In most cases, one should hardly feel the difference, yet I would always build a modern PC with NVMe.

A mechanical hard drive (HDD) makes 150-250MB/s, but because heads need to be moved, has an access time of several milliseconds – that is clearly felt.

For network boot, we must assume that we have a standard workstation platform equipped with a Gbit interface. Less protocol overhead come here max. 100MB/s to stand, the access times depend on what your NAS drive delivers (SSD or HDD), but still with the factor network in it, creating laths and thus access times in the millisecond range. Whether your NAS has an SSD or HDD, that would certainly be the slowest option. For home users (e.g. games), you’d feel that strong.

In addition, the benefits are doubtful. In addition to the computer, stop running the NAS. Do you want to run a second computer to boot a computer? At home? Even if the NAS is permanently running in active use (e.g. for the film/photo/music archive), do you have storage capacity for the boot image? So why this does not immediately provide this storage space quickly locally, especially since SSDs, also NVMe, are now mockable.

Even in offices, the reflections are different:

  • With uniform workplaces with docking stations and screens as well as notebooks per employee, you enable shared desk operation and also mobile work (employees take laptop home and work there – indispensable in modern companies), notebooks without hard drive are uncommon and would compromise mobile work
  • If you have a workstation, you usually need a little more performance
  • The price advantage of full PCs/Notebooks vs. Thin Clients is so marginal that it is hardly worth it
heizfeld
1 year ago

Hello,

To equip a PC so that it can be used universally makes sense. Not everyone always has a bootable network at hand. In addition, I would not have all the data waste from Windows on the server, these are endlessly pointless accesses that only brake the network.

We have already booted this in the past with novell made computer from the net, everything automatically. If then a few more calculators were added, s was getting slower. A dead birth, so to speak.

LG

Harry

Usj89
1 year ago

Probably about the speed.

Most have no central server.

Rather gaming / Office PCs.

And there is an SSD ~550mb/s -7000mb/s reading speed compared to an HDD with 120mb/s reading speed that makes itself much better in boat or charging speed.

Lg

alexotron
1 year ago
Reply to  Mensch4

Then, however, your PC must also support 10Gbit and this is then still 6-7 times as slow as a NVMe in the PC. They create up to 56gbit or more

Usj89
1 year ago
Reply to  Mensch4

Why do you have any ne ssd in pc

Nvme are SSD. Therefore, only hdds should be installed. They’re much slower.

alexotron
1 year ago

Yes SSD anyway. I actually meant the questioner with my answer. A 10Gbit connection of the ZFS does not help if the PC does not support 10Gbit

Usj89
1 year ago

My PC has to nix .. but I see that one nvme SSD is up in 15 sec, a conventional SSD is up in 25 sec and needs an HDD 1.5 min….

The difference alone is likely to justify an SSD, naturally depends on the user.

Gegsoft
1 year ago

A ZFS system can never reach the data transfer rates of an SSD.

A good ZFS system provides data transfer rates of up to 100 MB/s, while a fast SSD reaches up to 4 GB/s.

It is therefore appropriate to install an SSD; everything goes much faster.

KuarThePirat
1 year ago

All that needs quick access times should not be run via the network (also no 10GbE). Then you build an SSD.

KuarThePirat
1 year ago
Reply to  Mensch4

A PCIe 4.0 SSD comes to 7,000 Mb/s with 10 GbE, so we are more of an order of magnitude between 700 Mb/s. And this is just the data transmission rate and not the access times.

baumfrosch25
1 year ago

Performance reasons, cost reasons, usability reasons, look for something. I spontaneously do not think of a scenario by making it sensible and/or adding value.

baumfrosch25
1 year ago
Reply to  Mensch4

Of course, it always depends on the circumstances, but if you want to run several terminals and even more servers over a central one, the steam in the boiler must have if you don’t want a fat bottleneck. And here it is not done with SATA SSDs and Gigabit LAN, then it takes a little more. And at the latest, this can no longer be cheaper than equipping each terminal with a 30€ SSD. Parity of course, but do you really need the average client? And I don’t understand the part with better data integrity, you should explain it to me again.

baumfrosch25
1 year ago

And what if the RAID controller (or any other SPOF) throws the towel in the server? Then you suddenly stand there and can’t use a single device anymore instead of having a client with broken SSD.