Re: [PATCH v1 resend hot_track 00/16] vfs: hot data tracking

2012-12-13 Thread Darrick J. Wong
On Thu, Dec 13, 2012 at 08:17:26PM +0800, Zhi Yong Wu wrote: > On Thu, Dec 13, 2012 at 3:50 AM, Darrick J. Wong > wrote: > > On Mon, Dec 10, 2012 at 11:30:03AM +0800, Zhi Yong Wu wrote: > >> HI, all guys. > >> > >> any comments or suggestions? > > > > Why did ffsb drop from 924 transactions/sec

Re: [PATCH v1 resend hot_track 00/16] vfs: hot data tracking

2012-12-13 Thread Zhi Yong Wu
On Thu, Dec 13, 2012 at 3:50 AM, Darrick J. Wong wrote: > On Mon, Dec 10, 2012 at 11:30:03AM +0800, Zhi Yong Wu wrote: >> HI, all guys. >> >> any comments or suggestions? > > Why did ffsb drop from 924 transactions/sec to 322? It is maybe that some noise operations impact on it. I am doing one

Re: [PATCH v1 resend hot_track 00/16] vfs: hot data tracking

2012-12-13 Thread Zhi Yong Wu
On Thu, Dec 13, 2012 at 3:50 AM, Darrick J. Wong darrick.w...@oracle.com wrote: On Mon, Dec 10, 2012 at 11:30:03AM +0800, Zhi Yong Wu wrote: HI, all guys. any comments or suggestions? Why did ffsb drop from 924 transactions/sec to 322? It is maybe that some noise operations impact on it. I

Re: [PATCH v1 resend hot_track 00/16] vfs: hot data tracking

2012-12-13 Thread Darrick J. Wong
On Thu, Dec 13, 2012 at 08:17:26PM +0800, Zhi Yong Wu wrote: On Thu, Dec 13, 2012 at 3:50 AM, Darrick J. Wong darrick.w...@oracle.com wrote: On Mon, Dec 10, 2012 at 11:30:03AM +0800, Zhi Yong Wu wrote: HI, all guys. any comments or suggestions? Why did ffsb drop from 924

Re: [PATCH v1 resend hot_track 00/16] vfs: hot data tracking

2012-12-12 Thread Darrick J. Wong
On Mon, Dec 10, 2012 at 11:30:03AM +0800, Zhi Yong Wu wrote: > HI, all guys. > > any comments or suggestions? Why did ffsb drop from 924 transactions/sec to 322? --D > > On Thu, Dec 6, 2012 at 11:28 AM, Zhi Yong Wu wrote: > > HI, guys > > > > THe perf testing is done separately with fs_mark,

Re: [PATCH v1 resend hot_track 00/16] vfs: hot data tracking

2012-12-12 Thread Darrick J. Wong
On Mon, Dec 10, 2012 at 11:30:03AM +0800, Zhi Yong Wu wrote: HI, all guys. any comments or suggestions? Why did ffsb drop from 924 transactions/sec to 322? --D On Thu, Dec 6, 2012 at 11:28 AM, Zhi Yong Wu wu...@linux.vnet.ibm.com wrote: HI, guys THe perf testing is done separately

Re: [PATCH v1 resend hot_track 00/16] vfs: hot data tracking

2012-12-09 Thread Zhi Yong Wu
HI, all guys. any comments or suggestions? On Thu, Dec 6, 2012 at 11:28 AM, Zhi Yong Wu wrote: > HI, guys > > THe perf testing is done separately with fs_mark, fio, ffsb and > compilebench in one kvm guest. > > Below is the performance testing report for hot tracking, and no obvious > perf

Re: [PATCH v1 resend hot_track 00/16] vfs: hot data tracking

2012-12-09 Thread Zhi Yong Wu
HI, all guys. any comments or suggestions? On Thu, Dec 6, 2012 at 11:28 AM, Zhi Yong Wu wu...@linux.vnet.ibm.com wrote: HI, guys THe perf testing is done separately with fs_mark, fio, ffsb and compilebench in one kvm guest. Below is the performance testing report for hot tracking, and no

Re: [PATCH v1 resend hot_track 00/16] vfs: hot data tracking

2012-12-05 Thread Zhi Yong Wu
HI, guys THe perf testing is done separately with fs_mark, fio, ffsb and compilebench in one kvm guest. Below is the performance testing report for hot tracking, and no obvious perf downgrade is found. Note: original kernel means its source code is not changed; kernel with enabled hot

Re: [PATCH v1 resend hot_track 00/16] vfs: hot data tracking

2012-12-05 Thread Zhi Yong Wu
HI, guys THe perf testing is done separately with fs_mark, fio, ffsb and compilebench in one kvm guest. Below is the performance testing report for hot tracking, and no obvious perf downgrade is found. Note: original kernel means its source code is not changed; kernel with enabled hot

[PATCH v1 resend hot_track 00/16] vfs: hot data tracking

2012-11-16 Thread zwu . kernel
From: Zhi Yong Wu HI, guys, Any comments or ideas are appreciated, thanks. NOTE: The patchset can be obtained via my kernel dev git on github: git://github.com/wuzhy/kernel.git hot_tracking If you're interested, you can also review them via

[PATCH v1 resend hot_track 00/16] vfs: hot data tracking

2012-11-16 Thread zwu . kernel
From: Zhi Yong Wu wu...@linux.vnet.ibm.com HI, guys, Any comments or ideas are appreciated, thanks. NOTE: The patchset can be obtained via my kernel dev git on github: git://github.com/wuzhy/kernel.git hot_tracking If you're interested, you can also review them via