On Sat, Oct 28, 2017 at 2:17 PM, Kurt Jacobson <[email protected]> wrote: > Interesting John. What ThinkPad do you have? I have had a couple of the > 128gb SSDs in our T410s fail, some after less than a year. I have been > replacing them with Samsung or Kingston SSDs. I have not had problems with > either. The original were Intel, which I would think would be decent, but I > guess not. Other then the drive issues the T410s have been great machines. > They each are used by different people for various purposes and run a > smattering of OSs (Win7, Win10, Debian, Ubuntu), all still going strong. I > have a second SSD in the bay of my T410 with Debian 9, I have Win7 on the > original (yet to fail) SSD (it may never fail since Win does not get much > use!). > > I also have one each of the T41, T42, T43. The 43 runs Debian 8 and I use > it daily. Other two are a little tired. > > Cheers, > Kurt > > On Sat, Oct 28, 2017 at 4:07 PM, John Bald <[email protected]> wrote: > >> I've had two 128g SSD's fail on my thinkpad laptop. The original failed >> after about 3 years and they sent me a replacement under warranty. It >> failed after about 2 years. When I looked at replacements at newegg, got a >> kid on live chat that likes to build gaming PC's. He said to avoid some of >> the cheapest SSD's and recommended a Samsung and a few others for >> longevity. The Samsung was reasonable at the time, but I opted to go with a >> 1tb regular HD instead. You would think lenovo would use a better quality >> ssd on a higher end business machine. The 1tb is still sitting in the box >> and I've been using a livecd. >> >> Sent with AquaMail for Android >> http://www.aqua-mail.com >> >> >> >> On October 28, 2017 7:23:48 AM Gene Heskett <[email protected]> wrote: >> >> On Saturday 28 October 2017 03:55:32 Chris Albertson wrote: >>> >>> Forgot to say... >>>> >>>> It yu want to get maximum life from an SSD. Yo need to enable its >>>> built-in "TRIM" function. What this does is load balance the writing >>>> over the entirety of the SSD so all the sectors (pages) get written >>>> to. Older version of Linux don't do this automatically.. Yu would >>>> have to have a cron script run periodically. >>>> >>>> The file system on a hard drive tries too keep data near the outside >>>> edge of the drive as that is there the tangental velocity of a >>>> spinning disk is greatest and it also ties to keep the data in a >>>> compact area (de-fragmente) For an SSD you want exactly the >>>> opposite of this. Yu want to keep the data scattered randomly all >>>> over the drive. It will be faster and last longer if data is sparsely >>>> distributed. TRIM does this. >>>> >>>> I assume this is an option to be put in /etc/fstab? >>> >>>> >>>> The keyword 'trim' is not mentioned in the man pages for fstab, mount, or >>> tune2fs. on these wheezy systems. Where can I find this?, and how is it >>> applied? I found something in man hdparm, but its labeled as EXTREMELY >>> DANGEROUS, DO NOT USE!!! So I await further instructions. >>> >>> Thanks Chris. >>> >>>> >>>> On Sat, Oct 28, 2017 at 12:15 AM, Chris Albertson >>>> >>>> <[email protected]> wrote: >>>> > Building a hard drive takes some very specialized trooling and >>>> > expensive factory so you don't see new hard drive companies >>>> > sprouting up. But an SSD is just a standard PCB with chips soldered >>>> > on inside a plastic box. You can almost make them in your garage >>>> > so there are lots of companies getting into the because the cost of >>>> > entry is very low. But they buy the same chips others use. All >>>> > that is different is who solders them to the board. >>>> > >>>> > I think the Silicon Per SSD is the lowest price SSD that still has >>>> > resopnable specs. Looked at them >>>> > >>>> > BTW these SSDs that have the same physical shape as a hard drive as >>>> > just a transitional technology. They are good for upgrades old >>>> > computers. But with new computers they eliminate the SATA-III >>>> > interface and connect the FLASH chip directly to the PCIe bus. SATA >>>> > has become a huge bottleneck >>>> > >>>> > On Fri, Oct 27, 2017 at 10:56 PM, Gene Heskett <[email protected]> >>>> >>> wrote: >>> >>>> >> Greetings; >>>> >> >>>> >> New stuff report. >>>> >> >>>> >> I just installed one of the SP 60GB drives in the G0704's Dell >>>> >> computer. I have everything copied across, theoretically I should >>>> >> be able to remove the 2 TB thats been in it for around 2 years as I >>>> >> am needing a bigger drive for amanda, whose 1TB drive is at about >>>> >> 87%. >>>> >> >>>> >> DF says 18% so 60GB should do ok for a while. >>>> >> >>>> >> Speed comparison with hdparm -tT: >>>> >> >>>> >> 2TB rotating drive, supposedly sata-III capable >>>> >> dev/sda6: >>>> >> Timing cached reads: 2456 MB in 2.00 seconds = 1228.06 MB/sec >>>> >> Timing buffered disk reads: 292 MB in 3.01 seconds = 96.95 >>>> >> MB/sec >>>> >> >>>> >> 60GB SSD; >>>> >> dev/sdb3: >>>> >> Timing cached reads: 2484 MB in 2.00 seconds = 1242.54 MB/sec >>>> >> Timing buffered disk reads: 642 MB in 3.00 seconds = 213.65 >>>> >> MB/sec >>>> >> >>>> >> While its rated sata-III, or 6GB/sec, that old Dell Optiplex 745 >>>> >> mobo obviously isn't. But its still pleasantly faster. Not too >>>> >> shabby for a $33 drive. :) I think I'll put the 2nd one on the >>>> >> rock64 as its lone sata socket is a sata-III capable socket. But >>>> >> maybe its time to round up a an expander and get acquainted with >>>> >> how they work. >>>> >> >>>> >> Moving the 2TB drive in here for amanda, will give me room to add >>>> >> the machine I use to program mesa cards, and the rock64 to its >>>> >> nightly backup schedule. >>>> >> >>>> >> These are Silicon Power SSD drives, never heard of them before. >>>> >> Anybody else here have any experience with their stuff? >>>> >> >>>> >> Cheers, Gene Heskett >>>> >> -- >>>> >> "There are four boxes to be used in defense of liberty: >>>> >> soap, ballot, jury, and ammo. Please use in that order." >>>> >> -Ed Howdershelt (Author) >>>> >> Genes Web page <http://geneslinuxbox.net:6309/gene> >>>> >> >>>> >> ------------------------------------------------------------------- >>>> >>----------- Check out the vibrant tech community on one of the >>>> >> world's most engaging tech sites, Slashdot.org! >>>> >> http://sdm.link/slashdot >>>> >> _______________________________________________ >>>> >> Emc-users mailing list >>>> >> [email protected] >>>> >> https://lists.sourceforge.net/lists/listinfo/emc-users >>>> > >>>> > -- >>>> > >>>> > Chris Albertson >>>> > Redondo Beach, California >>>> >>> >>> >>> Cheers, Gene Heskett >>> -- >>> "There are four boxes to be used in defense of liberty: >>> soap, ballot, jury, and ammo. Please use in that order." >>> -Ed Howdershelt (Author) >>> Genes Web page <http://geneslinuxbox.net:6309/gene> >>> >>> ------------------------------------------------------------ >>> ------------------ >>> Check out the vibrant tech community on one of the world's most >>> engaging tech sites, Slashdot.org! http://sdm.link/slashdot >>> _______________________________________________ >>> Emc-users mailing list >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/emc-users >>> >> >> >> >> ------------------------------------------------------------ >> ------------------ >> Check out the vibrant tech community on one of the world's most >> engaging tech sites, Slashdot.org! http://sdm.link/slashdot >> _______________________________________________ >> Emc-users mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/emc-users >> > ------------------------------------------------------------------------------ > Check out the vibrant tech community on one of the world's most > engaging tech sites, Slashdot.org! http://sdm.link/slashdot > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users
-- Chris Albertson Redondo Beach, California ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
