Re: NVMe SSD and discard mount option

2017-05-09 Thread Henrique de Moraes Holschuh
On Tue, 09 May 2017, David Guyot wrote: > I recently loaned a server with NVMe SSD and saw, during my research on > the relevance of the discard mount option for them, that its use is > discouraged for NVMe SSDs. Why? Does NVMe SSDs not need trimming? Is it > integrated in the NVMe driver for Linux

Re: NVMe SSD and discard mount option

2017-05-09 Thread Dan Ritter
On Tue, May 09, 2017 at 05:17:42PM +0200, David Guyot wrote: > I also thought about that at first, but asked to my server provider, and > they quoted Intel docs: "Be sure to turn off the discard option when > making your Linux filesystem. You want to allow the SSD manage blocks > and its activity b

Re: NVMe SSD and discard mount option

2017-05-09 Thread David Guyot
I also thought about that at first, but asked to my server provider, and they quoted Intel docs: "Be sure to turn off the discard option when making your Linux filesystem. You want to allow the SSD manage blocks and its activity between the NVM (non-volatile memory) and host with more advanced and

Re: NVMe SSD and discard mount option

2017-05-09 Thread Dan Ritter
On Tue, May 09, 2017 at 11:02:46AM -0400, Dan Ritter wrote: > On Tue, May 09, 2017 at 03:35:04PM +0200, David Guyot wrote: > > Hello, there. > > > > I recently loaned a server with NVMe SSD and saw, during my research on > > the relevance of the discard mount option for them, that its use is > > d

Re: NVMe SSD and discard mount option

2017-05-09 Thread Dan Ritter
On Tue, May 09, 2017 at 03:35:04PM +0200, David Guyot wrote: > Hello, there. > > I recently loaned a server with NVMe SSD and saw, during my research on > the relevance of the discard mount option for them, that its use is > discouraged for NVMe SSDs. Why? Does NVMe SSDs not need trimming? Is it >