On 04/05 01:08, Dale wrote: > tu...@posteo.de wrote: > > On 04/05 10:33, Mark Knecht wrote: > >> On Sun, Apr 5, 2020 at 10:13 AM <tu...@posteo.de> wrote: > >>> Hi, > >>> > >>> currentlu I am preparing a new Gentoo Linux by compiling all > >>> the application I had on my old system. > >>> > >>> Due to delivery problems (corona) my SSD was delivered today > >>> (or yesterday...it depends...;) . > >>> > >>> When the whole compilation has finished and the system boots it > >>> needs to be transfered to the SSD. > >>> > >>> The SSD has a heat spreader...so it gets hot, when used. > >>> > >>> Is it wise to copy the whole root system to the SSD in one go > >>> in respect to a not so healthy heat increase? > >>> > >>> And if not...how can I copy the root system in portions > >>> to the SSD and do not miss anything? > >>> > >>> Are there SDD-friendly and SSD-unfriendlu methods of copying > >>> greater chunks of data to a SSD (rsync, tar-pipe, cp....)? > >>> What is recommended here? > >>> > >>> Thanks a lot for any help for a SSD newbie in advance! > >>> > >>> Cheers! And stay heathy! > >>> Meino > >>> > >> Just my 2 cents... > >> > >> If the SSD cannot survive having data copied to it there's something > >> seriously wrong with the drive. I don't think you should be overly worried > >> about this but I do understand it's new technology so you want to be > >> careful. Bravo for that. > >> > >> Possibly to ease your concerns a little bit use smartctl -a /dev/SSD and > >> get to know your drive that way. You can most likely watch the drive temp > >> as recorded by the drive. > >> > >> Best wishes, > >> Mark > > Hi Mark, > > > > Yes, if a SSD could not survive writes, something is wrong with the > > SSD. But that was not my point. > > Copying about 100GB (roughly guessed) data in one go to the SSD is a > > use case, which is not common. And therefore possibly not taken into > > account by the company, which create that SSD. > > SSDs can create noticeable heat (mine has a minimalistic heat > > spreader therefore. Faster SSDs come with a substancial heatspreader). > > > > Smartctl will report problems when they are already there. > > I want to prevent problems beforehand. > > > > So -- does copying about 100 GB creates so much heat in the sillicone > > of the SSD, that it ages more than preferred? > > > > And if so, how can I prevent it by appluing other techniques to copy > > the data? > > See additional questions in my initial posting for that. > > > > Thanks a lot for any helpful advice in advance! > > Cheers! > > Meino > > > > If you are using rsync or cp -u you could start the copy then stop at it > certain points to let the SSD cool, then start it again. It will > basically pick up where it left off. You could monitor the temps while > doing that. I use smartctrl and then grep temp on the end so I only get > the temp readings. Something similar to this might help: > > > smartctl -a /dev/sdd | grep Temp > > > Another option, temporarily place a fan close to the drive to help cool > it. Once you get everything copied, remove the fan and carry on. > > Dale > > :-) :-) >
Hi Dale, I have become a fan of your idea with the fan... :) Yes, of course! Great...after uears of thinking on software level such things, which provide a solution, which exists in the phusical world does not pop up in my head... Will do that! :) Cheers! Meino
