Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-19 Thread Hyunchul Lee
On 11/18/2017 03:53 AM, Jaegeuk Kim wrote: > ... > From: Hyunchul Lee > > Using write hints[1], applications can inform the life time > of the data > written to devices. and this[2] reported that the write hints

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-17 Thread Jaegeuk Kim
... > >>> From: Hyunchul Lee > >>> > >>> Using write hints[1], applications can inform the life time > >>> of the data > >>> written to devices. and this[2] reported that the write hints > >>> patch > >>> decreas

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-17 Thread Jaegeuk Kim
On 11/17, Christoph Hellwig wrote: > > Next time please coordinate this with the block list and Jens, who > actually wrote the patch. Got it. > > > hints segment type > > - > > WRITE_LIFE_SHORT CURSEG_COLD_DATA > > WRITE_

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-17 Thread Christoph Hellwig
Next time please coordinate this with the block list and Jens, who actually wrote the patch. > hints segment type > - > WRITE_LIFE_SHORT CURSEG_COLD_DATA > WRITE_LIFE_EXTREMECURSEG_HOT_DATA > others

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-15 Thread Hyunchul Lee
On 11/16/2017 12:58 PM, Jaegeuk Kim wrote: > On 11/16, Chao Yu wrote: >> On 2017/11/16 8:56, Hyunchul Lee wrote: >>> >>> On 11/16/2017 01:27 AM, Jaegeuk Kim wrote: On 11/14, Chao Yu wrote: > On 2017/11/14 12:20, Jaegeuk Kim wrote: >> On 11/13, Hyunchul Lee wrote: >>> On 11/13/2017

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-15 Thread Jaegeuk Kim
On 11/16, Chao Yu wrote: > On 2017/11/16 8:56, Hyunchul Lee wrote: > > > > On 11/16/2017 01:27 AM, Jaegeuk Kim wrote: > >> On 11/14, Chao Yu wrote: > >>> On 2017/11/14 12:20, Jaegeuk Kim wrote: > On 11/13, Hyunchul Lee wrote: > > On 11/13/2017 10:59 AM, Chao Yu wrote: > >> On 2017/11/

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-15 Thread Chao Yu
On 2017/11/16 8:56, Hyunchul Lee wrote: > > On 11/16/2017 01:27 AM, Jaegeuk Kim wrote: >> On 11/14, Chao Yu wrote: >>> On 2017/11/14 12:20, Jaegeuk Kim wrote: On 11/13, Hyunchul Lee wrote: > On 11/13/2017 10:59 AM, Chao Yu wrote: >> On 2017/11/13 9:35, Hyunchul Lee wrote: >>> On 1

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-15 Thread Hyunchul Lee
On 11/16/2017 01:27 AM, Jaegeuk Kim wrote: > On 11/14, Chao Yu wrote: >> On 2017/11/14 12:20, Jaegeuk Kim wrote: >>> On 11/13, Hyunchul Lee wrote: On 11/13/2017 10:59 AM, Chao Yu wrote: > On 2017/11/13 9:35, Hyunchul Lee wrote: >> On 11/13/2017 10:26 AM, Chao Yu wrote: >>> On 2017

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-15 Thread Jaegeuk Kim
On 11/14, Chao Yu wrote: > On 2017/11/14 12:20, Jaegeuk Kim wrote: > > On 11/13, Hyunchul Lee wrote: > >> On 11/13/2017 10:59 AM, Chao Yu wrote: > >>> On 2017/11/13 9:35, Hyunchul Lee wrote: > On 11/13/2017 10:26 AM, Chao Yu wrote: > > On 2017/11/13 8:24, Hyunchul Lee wrote: > >> On 11

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-13 Thread Chao Yu
On 2017/11/14 12:20, Jaegeuk Kim wrote: > On 11/13, Hyunchul Lee wrote: >> On 11/13/2017 10:59 AM, Chao Yu wrote: >>> On 2017/11/13 9:35, Hyunchul Lee wrote: On 11/13/2017 10:26 AM, Chao Yu wrote: > On 2017/11/13 8:24, Hyunchul Lee wrote: >> On 11/10/2017 03:42 PM, Chao Yu wrote: >

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-13 Thread Jaegeuk Kim
On 11/13, Hyunchul Lee wrote: > On 11/13/2017 10:59 AM, Chao Yu wrote: > > On 2017/11/13 9:35, Hyunchul Lee wrote: > >> On 11/13/2017 10:26 AM, Chao Yu wrote: > >>> On 2017/11/13 8:24, Hyunchul Lee wrote: > On 11/10/2017 03:42 PM, Chao Yu wrote: > > On 2017/11/10 8:23, Hyunchul Lee wrote:

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-12 Thread Hyunchul Lee
On 11/13/2017 10:59 AM, Chao Yu wrote: > On 2017/11/13 9:35, Hyunchul Lee wrote: >> On 11/13/2017 10:26 AM, Chao Yu wrote: >>> On 2017/11/13 8:24, Hyunchul Lee wrote: On 11/10/2017 03:42 PM, Chao Yu wrote: > On 2017/11/10 8:23, Hyunchul Lee wrote: >> Hello, Chao >> >> On 11/09/

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-12 Thread Chao Yu
On 2017/11/13 9:35, Hyunchul Lee wrote: > On 11/13/2017 10:26 AM, Chao Yu wrote: >> On 2017/11/13 8:24, Hyunchul Lee wrote: >>> On 11/10/2017 03:42 PM, Chao Yu wrote: On 2017/11/10 8:23, Hyunchul Lee wrote: > Hello, Chao > > On 11/09/2017 06:12 PM, Chao Yu wrote: >> On 2017/11/

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-12 Thread Hyunchul Lee
On 11/13/2017 10:26 AM, Chao Yu wrote: > On 2017/11/13 8:24, Hyunchul Lee wrote: >> On 11/10/2017 03:42 PM, Chao Yu wrote: >>> On 2017/11/10 8:23, Hyunchul Lee wrote: Hello, Chao On 11/09/2017 06:12 PM, Chao Yu wrote: > On 2017/11/9 13:51, Hyunchul Lee wrote: >> From: Hyunchu

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-12 Thread Chao Yu
On 2017/11/13 8:24, Hyunchul Lee wrote: > On 11/10/2017 03:42 PM, Chao Yu wrote: >> On 2017/11/10 8:23, Hyunchul Lee wrote: >>> Hello, Chao >>> >>> On 11/09/2017 06:12 PM, Chao Yu wrote: On 2017/11/9 13:51, Hyunchul Lee wrote: > From: Hyunchul Lee > > Using write hints[1], applica

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-12 Thread Hyunchul Lee
On 11/10/2017 03:42 PM, Chao Yu wrote: > On 2017/11/10 8:23, Hyunchul Lee wrote: >> Hello, Chao >> >> On 11/09/2017 06:12 PM, Chao Yu wrote: >>> On 2017/11/9 13:51, Hyunchul Lee wrote: From: Hyunchul Lee Using write hints[1], applications can inform the life time of the data wr

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-09 Thread Chao Yu
On 2017/11/10 8:23, Hyunchul Lee wrote: > Hello, Chao > > On 11/09/2017 06:12 PM, Chao Yu wrote: >> On 2017/11/9 13:51, Hyunchul Lee wrote: >>> From: Hyunchul Lee >>> >>> Using write hints[1], applications can inform the life time of the data >>> written to devices. and this[2] reported that the

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-09 Thread Chao Yu
On 2017/11/10 2:16, Jaegeuk Kim wrote: > On 11/09, Chao Yu wrote: >> On 2017/11/9 13:51, Hyunchul Lee wrote: >>> From: Hyunchul Lee >>> >>> Using write hints[1], applications can inform the life time of the data >>> written to devices. and this[2] reported that the write hints patch >>> decreased

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-09 Thread Hyunchul Lee
Hello, Chao On 11/09/2017 06:12 PM, Chao Yu wrote: > On 2017/11/9 13:51, Hyunchul Lee wrote: >> From: Hyunchul Lee >> >> Using write hints[1], applications can inform the life time of the data >> written to devices. and this[2] reported that the write hints patch >> decreased writes in NAND by 25

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-09 Thread Jaegeuk Kim
On 11/09, Chao Yu wrote: > On 2017/11/9 13:51, Hyunchul Lee wrote: > > From: Hyunchul Lee > > > > Using write hints[1], applications can inform the life time of the data > > written to devices. and this[2] reported that the write hints patch > > decreased writes in NAND by 25%. > > > > This hint

Re: [RFC PATCH 0/2] apply write hints to select the type of segments

2017-11-09 Thread Chao Yu
On 2017/11/9 13:51, Hyunchul Lee wrote: > From: Hyunchul Lee > > Using write hints[1], applications can inform the life time of the data > written to devices. and this[2] reported that the write hints patch > decreased writes in NAND by 25%. > > This hints help F2FS to determine the followings.