2013/6/27, Jaegeuk Kim :
> Hi,
>
> 2013-06-26 (수), 14:10 +0900, Namjae Jeon:
>> 2013/6/25, Jaegeuk Kim :
>> >> > - any priority scheme for cleaning?
>> >> Could you plz tell me a little more detail ?
>> >
>> > I meant, as well as the GC times, user also gives a kind of status
>> > like:
>> > LONG_I
Hi,
2013-06-26 (수), 14:10 +0900, Namjae Jeon:
> 2013/6/25, Jaegeuk Kim :
> >> > - any priority scheme for cleaning?
> >> Could you plz tell me a little more detail ?
> >
> > I meant, as well as the GC times, user also gives a kind of status like:
> > LONG_IDLE, SHORT_IDLE, something like that.
> >
2013/6/25, Jaegeuk Kim :
> Hi Namjae,
>
> Sorry for the late reply.
>
> 2013-05-29 (수), 09:01 +0900, Namjae Jeon:
>> >> I have thought more after getting your reply.
>> >> f2fs_cleaner(a tentative name) is that provide the following several
>> >> options to control gc thread.
>> >> 1. start forgrou
Hi Namjae,
Sorry for the late reply.
2013-05-29 (수), 09:01 +0900, Namjae Jeon:
> >> I have thought more after getting your reply.
> >> f2fs_cleaner(a tentative name) is that provide the following several
> >> options to control gc thread.
> >> 1. start forground gc thread to clean all invalid blo
2013/5/28, Jaegeuk Kim :
> Hi,
>
> 2013-05-27 (월), 13:45 +0900, Namjae Jeon:
>> 2013/5/27, Jaegeuk Kim :
>> > Hi Namjae,
>> Hi Jaegeuk.
>>
>> First, Thanks for your interest.
>> >
>> > This is an interesting functionality.
>> > Could you describe why and when we need to do this?
>> > What are pros
Hi,
2013-05-27 (월), 13:45 +0900, Namjae Jeon:
> 2013/5/27, Jaegeuk Kim :
> > Hi Namjae,
> Hi Jaegeuk.
>
> First, Thanks for your interest.
> >
> > This is an interesting functionality.
> > Could you describe why and when we need to do this?
> > What are pros and cons?
> > How can we use this?
> A
2013/5/27, Jaegeuk Kim :
> Hi Namjae,
Hi Jaegeuk.
First, Thanks for your interest.
>
> This is an interesting functionality.
> Could you describe why and when we need to do this?
> What are pros and cons?
> How can we use this?
As the default size of the F2FS parameter can vary as per the storage
Hi Namjae,
This is an interesting functionality.
Could you describe why and when we need to do this?
What are pros and cons?
How can we use this?
IMO, when users try to control IO latencies, it seems that they can
trigger such the explicit GCs, but in order to do that, they also need
to know the
From: Namjae Jeon
Add sysfs entries to control the timing parameters for
f2fs gc thread and also provide a control flag, which will
allow the user to forcefully start a FG garbage collection
if required.
Signed-off-by: Namjae Jeon
Signed-off-by: Pankaj Kumar
---
fs/f2fs/f2fs.h |6 +++
fs