-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 On 12/03/14 13:20, Dimitri Maziuk wrote: > On 12/03/2014 10:11 AM, Phil Stracchino wrote: >> If you're using any kind of modern SSD device, this is really no >> longer much of an issue. Between write leveling software, new >> architectures such as Samsung's 3D VNAND, and general >> improvements, it's really unlikely that you can actually exceed >> the write life of a decent-size SSD device in any realistic >> period of time. I am advised Samsung has a 250GB 950 Pro SSD in >> their test labs to which they have written over 8 petabytes of >> data (yes, I said PETAbytes) and it is still going strong. >> Several independent test labs have test SSDs to which they have >> been continually writing data at the maximum transfer rate of the >> device for over a year without experiencing a failure. > > Right but note there's a couple of keywords there: > > "decent-size SSD device" -- don't make a 2.5TB spool partition > because there'll be no write leveling.
Why do you assume that there would be no write leveling across a 2.5TB spool partition? (Which is probably going to have to be a stripe across multiple devices in the first place.) Write leveling in SSDs happens far below the filesystem or RAID level. > I think 32K write cycles is roughly a century of nightly writes so > yeah, that should be good enough. ;) - -- Phil Stracchino Babylon Communications ph...@caerllewys.net p...@co.ordinate.org Landline: 603.293.8485 -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iEYEAREIAAYFAlR/YZIACgkQ0DfOju+hMklvHACglBKeoIOyZQ5XCRQTOxKDA7Jt 5f4AoLZg4xkc+HMspTo0P9EUjfdWX1O1 =Qs7o -----END PGP SIGNATURE----- ------------------------------------------------------------------------------ Download BIRT iHub F-Type - The Free Enterprise-Grade BIRT Server from Actuate! Instantly Supercharge Your Business Reports and Dashboards with Interactivity, Sharing, Native Excel Exports, App Integration & more Get technology previously reserved for billion-dollar corporations, FREE http://pubads.g.doubleclick.net/gampad/clk?id=164703151&iu=/4140/ostg.clktrk _______________________________________________ Bacula-users mailing list Bacula-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/bacula-users