Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-10-07 Thread John Baldwin
On Sunday, October 06, 2013 3:30:42 am Alexander Motin wrote: On 02.10.2013 20:30, John Baldwin wrote: On Saturday, September 07, 2013 2:32:45 am Alexander Motin wrote: On 07.09.2013 02:02, Jeremie Le Hen wrote: On Fri, Sep 06, 2013 at 11:29:11AM +0300, Alexander Motin wrote: On

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-10-07 Thread Alexander Motin
On 07.10.2013 19:09, John Baldwin wrote: On Sunday, October 06, 2013 3:30:42 am Alexander Motin wrote: On 02.10.2013 20:30, John Baldwin wrote: On Saturday, September 07, 2013 2:32:45 am Alexander Motin wrote: On 07.09.2013 02:02, Jeremie Le Hen wrote: On Fri, Sep 06, 2013 at 11:29:11AM

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-10-06 Thread Alexander Motin
On 02.10.2013 20:30, John Baldwin wrote: On Saturday, September 07, 2013 2:32:45 am Alexander Motin wrote: On 07.09.2013 02:02, Jeremie Le Hen wrote: On Fri, Sep 06, 2013 at 11:29:11AM +0300, Alexander Motin wrote: On 06.09.2013 11:06, Jeremie Le Hen wrote: On Fri, Sep 06, 2013 at 12:46:27AM

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-10-02 Thread John Baldwin
On Saturday, September 07, 2013 2:32:45 am Alexander Motin wrote: On 07.09.2013 02:02, Jeremie Le Hen wrote: On Fri, Sep 06, 2013 at 11:29:11AM +0300, Alexander Motin wrote: On 06.09.2013 11:06, Jeremie Le Hen wrote: On Fri, Sep 06, 2013 at 12:46:27AM +0200, Olivier Cochard-Labbé wrote:

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-16 Thread Marius Strobl
On Tue, Sep 03, 2013 at 11:48:38PM +0200, Olivier Cochard-Labbé wrote: On Tue, Sep 3, 2013 at 8:10 PM, Outback Dingo outbackdi...@gmail.com wrote: Can anyone confirm how well tested/stable this patch set might be?? if theres positive input i have a zoo of dev machines i could load it on, to

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-08 Thread Fabian Keil
Alexander Motin m...@freebsd.org wrote: I would like to invite more people to review and test my patches for improving CAM and GEOM scalability, that for last six months you could see developing in project/camlock SVN branch. Full diff of that branch against present head (r255131) can be

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-07 Thread Alexander Motin
On 07.09.2013 02:02, Jeremie Le Hen wrote: On Fri, Sep 06, 2013 at 11:29:11AM +0300, Alexander Motin wrote: On 06.09.2013 11:06, Jeremie Le Hen wrote: On Fri, Sep 06, 2013 at 12:46:27AM +0200, Olivier Cochard-Labbé wrote: On Thu, Sep 5, 2013 at 11:38 PM, Alexander Motin m...@freebsd.org

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-06 Thread Jeremie Le Hen
On Fri, Sep 06, 2013 at 12:46:27AM +0200, Olivier Cochard-Labbé wrote: On Thu, Sep 5, 2013 at 11:38 PM, Alexander Motin m...@freebsd.org wrote: I've found and fixed possible double request completion, that could cause such symptoms if happened. Updated patch located as usual:

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-06 Thread Alexander Motin
On 06.09.2013 11:06, Jeremie Le Hen wrote: On Fri, Sep 06, 2013 at 12:46:27AM +0200, Olivier Cochard-Labbé wrote: On Thu, Sep 5, 2013 at 11:38 PM, Alexander Motin m...@freebsd.org wrote: I've found and fixed possible double request completion, that could cause such symptoms if happened.

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-06 Thread Jeremie Le Hen
On Fri, Sep 06, 2013 at 11:29:11AM +0300, Alexander Motin wrote: On 06.09.2013 11:06, Jeremie Le Hen wrote: On Fri, Sep 06, 2013 at 12:46:27AM +0200, Olivier Cochard-Labbé wrote: On Thu, Sep 5, 2013 at 11:38 PM, Alexander Motin m...@freebsd.org wrote: I've found and fixed possible double

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-05 Thread Alexander Motin
On 04.09.2013 19:31, Olivier Cochard-Labbé wrote: On Wed, Sep 4, 2013 at 9:01 AM, Alexander Motin m...@freebsd.org wrote: - HP EliteBook 8460p (amd64: r255188) with DVD replaced by a second hardrive (where fbsd is installed): It crash just after the message GEOM: new disk ada1 during boot

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-05 Thread Olivier Cochard-Labbé
On Thu, Sep 5, 2013 at 11:38 PM, Alexander Motin m...@freebsd.org wrote: I've found and fixed possible double request completion, that could cause such symptoms if happened. Updated patch located as usual: http://people.freebsd.org/~mav/camlock_patches/camlock_20130905.patch Good catch! this

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-04 Thread Alexander Motin
On 04.09.2013 00:48, Olivier Cochard-Labbé wrote: On Tue, Sep 3, 2013 at 8:10 PM, Outback Dingo outbackdi...@gmail.com wrote: Can anyone confirm how well tested/stable this patch set might be?? if theres positive input i have a zoo of dev machines i could load it on, to help further it. Just

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-04 Thread Nathan Whitehorn
On 09/04/13 02:01, Alexander Motin wrote: On 04.09.2013 00:48, Olivier Cochard-Labbé wrote: On Tue, Sep 3, 2013 at 8:10 PM, Outback Dingo outbackdi...@gmail.com wrote: Can anyone confirm how well tested/stable this patch set might be?? if theres positive input i have a zoo of dev machines i

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-04 Thread Olivier Cochard-Labbé
On Wed, Sep 4, 2013 at 9:01 AM, Alexander Motin m...@freebsd.org wrote: - HP EliteBook 8460p (amd64: r255188) with DVD replaced by a second hardrive (where fbsd is installed): It crash just after the message GEOM: new disk ada1 during boot screenshot of the crash screen:

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-04 Thread Alexander Motin
On 04.09.2013 15:45, Nathan Whitehorn wrote: On 09/04/13 02:01, Alexander Motin wrote: On 04.09.2013 00:48, Olivier Cochard-Labbé wrote: On Tue, Sep 3, 2013 at 8:10 PM, Outback Dingo outbackdi...@gmail.com wrote: Can anyone confirm how well tested/stable this patch set might be?? if theres

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-04 Thread John Baldwin
On Wednesday, September 04, 2013 10:11:28 am Nathan Whitehorn wrote: On 09/04/13 08:20, Ryan Stone wrote: On Wed, Sep 4, 2013 at 8:45 AM, Nathan Whitehorn nwhiteh...@freebsd.org wrote: Could you describe what this macro is supposed to do so that we can do the porting work? -Nathan

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-04 Thread Nathan Whitehorn
On 09/04/13 08:20, Ryan Stone wrote: On Wed, Sep 4, 2013 at 8:45 AM, Nathan Whitehorn nwhiteh...@freebsd.org wrote: Could you describe what this macro is supposed to do so that we can do the porting work? -Nathan #define GET_STACK_USAGE(total, used) GET_STACK_USAGE sets the variable passed in

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-04 Thread Ryan Stone
On Wed, Sep 4, 2013 at 8:45 AM, Nathan Whitehorn nwhiteh...@freebsd.org wrote: Could you describe what this macro is supposed to do so that we can do the porting work? -Nathan #define GET_STACK_USAGE(total, used) GET_STACK_USAGE sets the variable passed in total to the total amount of stack

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-04 Thread Nathan Whitehorn
On 09/04/13 11:00, John Baldwin wrote: On Wednesday, September 04, 2013 10:11:28 am Nathan Whitehorn wrote: On 09/04/13 08:20, Ryan Stone wrote: On Wed, Sep 4, 2013 at 8:45 AM, Nathan Whitehorn nwhiteh...@freebsd.org wrote: Could you describe what this macro is supposed to do so that we can

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-03 Thread Jeremie Le Hen
On Mon, Sep 02, 2013 at 11:49:33AM +0300, Alexander Motin wrote: Hi. I would like to invite more people to review and test my patches for improving CAM and GEOM scalability, that for last six months you could see developing in project/camlock SVN branch. Full diff of that branch against

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-03 Thread Outback Dingo
On Tue, Sep 3, 2013 at 9:42 AM, Jeremie Le Hen j...@freebsd.org wrote: On Mon, Sep 02, 2013 at 11:49:33AM +0300, Alexander Motin wrote: Hi. I would like to invite more people to review and test my patches for improving CAM and GEOM scalability, that for last six months you could see

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-03 Thread Jeremie Le Hen
On Tue, Sep 03, 2013 at 02:10:32PM -0400, Outback Dingo wrote: On Tue, Sep 3, 2013 at 9:42 AM, Jeremie Le Hen j...@freebsd.org wrote: On Mon, Sep 02, 2013 at 11:49:33AM +0300, Alexander Motin wrote: Hi. I would like to invite more people to review and test my patches for improving

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-03 Thread Olivier Cochard-Labbé
On Tue, Sep 3, 2013 at 8:10 PM, Outback Dingo outbackdi...@gmail.com wrote: Can anyone confirm how well tested/stable this patch set might be?? if theres positive input i have a zoo of dev machines i could load it on, to help further it. Just checking to see how widely its been tested, I've

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-03 Thread Outback Dingo
On Tue, Sep 3, 2013 at 5:48 PM, Olivier Cochard-Labbé oliv...@cochard.mewrote: On Tue, Sep 3, 2013 at 8:10 PM, Outback Dingo outbackdi...@gmail.com wrote: Can anyone confirm how well tested/stable this patch set might be?? if theres positive input i have a zoo of dev machines i could load

Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-03 Thread Jeremie Le Hen
On Tue, Sep 03, 2013 at 11:24:26PM +0200, Jeremie Le Hen wrote: On Tue, Sep 03, 2013 at 02:10:32PM -0400, Outback Dingo wrote: On Tue, Sep 3, 2013 at 9:42 AM, Jeremie Le Hen j...@freebsd.org wrote: On Mon, Sep 02, 2013 at 11:49:33AM +0300, Alexander Motin wrote: Hi. I would

[RFC][CFT] GEOM direct dispatch and fine-grained CAM locking

2013-09-02 Thread Alexander Motin
Hi. I would like to invite more people to review and test my patches for improving CAM and GEOM scalability, that for last six months you could see developing in project/camlock SVN branch. Full diff of that branch against present head (r255131) can be found here: