Re: resend--[PATCH] improve read ahead in kernel

2012-12-20 Thread Roman Gushchin
Hi Simon, 20.12.2012, 10:21, "Simon Jeons" : > On Sun, 2012-12-16 at 02:15 +, Eric Wong wrote: > >>  xtu4 wrote: >>>  resend it, due to format error >>> >>>  Subject: [PATCH] when system in low memory scenario, imaging there is a mp3 >>>   play, ora video play, we need to read mp3 or video

Re: resend--[PATCH] improve read ahead in kernel

2012-12-20 Thread Roman Gushchin
Hi Simon, 20.12.2012, 10:21, Simon Jeons simon.je...@gmail.com: On Sun, 2012-12-16 at 02:15 +, Eric Wong wrote:  xtu4 xiaobing...@intel.com wrote:  resend it, due to format error  Subject: [PATCH] when system in low memory scenario, imaging there is a mp3   play, ora video play, we

Re: resend--[PATCH] improve read ahead in kernel

2012-12-19 Thread Simon Jeons
On Sun, 2012-12-16 at 02:15 +, Eric Wong wrote: > xtu4 wrote: > > resend it, due to format error > > > > Subject: [PATCH] when system in low memory scenario, imaging there is a mp3 > > play, ora video play, we need to read mp3 or video file > > from memory to page cache,but when system

Re: resend--[PATCH] improve read ahead in kernel

2012-12-19 Thread Simon Jeons
On Sun, 2012-12-16 at 02:15 +, Eric Wong wrote: xtu4 xiaobing...@intel.com wrote: resend it, due to format error Subject: [PATCH] when system in low memory scenario, imaging there is a mp3 play, ora video play, we need to read mp3 or video file from memory to page cache,but when

Re: resend--[PATCH] improve read ahead in kernel

2012-12-15 Thread Eric Wong
xtu4 wrote: > resend it, due to format error > > Subject: [PATCH] when system in low memory scenario, imaging there is a mp3 > play, ora video play, we need to read mp3 or video file > from memory to page cache,but when system lack of memory, > page cache of mp3 or video file will be

Re: resend--[PATCH] improve read ahead in kernel

2012-12-15 Thread Eric Wong
xtu4 xiaobing...@intel.com wrote: resend it, due to format error Subject: [PATCH] when system in low memory scenario, imaging there is a mp3 play, ora video play, we need to read mp3 or video file from memory to page cache,but when system lack of memory, page cache of mp3 or video file

resend--[PATCH] improve read ahead in kernel

2012-12-10 Thread xtu4
resend it, due to format error Subject: [PATCH] when system in low memory scenario, imaging there is a mp3 play, ora video play, we need to read mp3 or video file from memory to page cache,but when system lack of memory, page cache of mp3 or video file will be reclaimed.once read in memory,

resend--[PATCH] improve read ahead in kernel

2012-12-10 Thread xtu4
resend it, due to format error Subject: [PATCH] when system in low memory scenario, imaging there is a mp3 play, ora video play, we need to read mp3 or video file from memory to page cache,but when system lack of memory, page cache of mp3 or video file will be reclaimed.once read in memory,

Re: [PATCH] improve read ahead in kernel

2012-12-09 Thread Randy Dunlap
On 12/09/12 07:57, xtu4 wrote: > > Subject: [PATCH] when system in low memory scenario, imaging there is a mp3 > play, or video play, we need to read mp3 or video file > from memory to page cache,but when system lack of memory, > page cache of mp3 or video file will be reclaimed.once read >

[PATCH] improve read ahead in kernel

2012-12-09 Thread xtu4
Subject: [PATCH] when system in low memory scenario, imaging there is a mp3 play, or video play, we need to read mp3 or video file from memory to page cache,but when system lack of memory, page cache of mp3 or video file will be reclaimed.once read in memory, then reclaimed, it will cause

[PATCH] improve read ahead in kernel

2012-12-09 Thread xtu4
Subject: [PATCH] when system in low memory scenario, imaging there is a mp3 play, or video play, we need to read mp3 or video file from memory to page cache,but when system lack of memory, page cache of mp3 or video file will be reclaimed.once read in memory, then reclaimed, it will cause

Re: [PATCH] improve read ahead in kernel

2012-12-09 Thread Randy Dunlap
On 12/09/12 07:57, xtu4 wrote: Subject: [PATCH] when system in low memory scenario, imaging there is a mp3 play, or video play, we need to read mp3 or video file from memory to page cache,but when system lack of memory, page cache of mp3 or video file will be reclaimed.once read in