Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-04-12 Thread Claudio Fontana
On 4/11/22 8:53 PM, Dr. David Alan Gilbert wrote: > * Claudio Fontana (cfont...@suse.de) wrote: >> On 4/7/22 3:57 PM, Claudio Fontana wrote: >>> On 4/7/22 3:53 PM, Dr. David Alan Gilbert wrote: * Claudio Fontana (cfont...@suse.de) wrote: > On 4/5/22 10:35 AM, Dr. David Alan Gilbert wrote:

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-04-11 Thread Dr. David Alan Gilbert
* Claudio Fontana (cfont...@suse.de) wrote: > On 4/7/22 3:57 PM, Claudio Fontana wrote: > > On 4/7/22 3:53 PM, Dr. David Alan Gilbert wrote: > >> * Claudio Fontana (cfont...@suse.de) wrote: > >>> On 4/5/22 10:35 AM, Dr. David Alan Gilbert wrote: > * Claudio Fontana (cfont...@suse.de) wrote: >

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-04-11 Thread Claudio Fontana
On 4/7/22 3:57 PM, Claudio Fontana wrote: > On 4/7/22 3:53 PM, Dr. David Alan Gilbert wrote: >> * Claudio Fontana (cfont...@suse.de) wrote: >>> On 4/5/22 10:35 AM, Dr. David Alan Gilbert wrote: * Claudio Fontana (cfont...@suse.de) wrote: > On 3/28/22 10:31 AM, Daniel P. Berrangé wrote:

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-04-10 Thread Claudio Fontana
Hi Daniel, On 3/25/22 11:33 AM, Daniel P. Berrangé wrote: > On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: >> On 3/17/22 4:03 PM, Dr. David Alan Gilbert wrote: >>> * Claudio Fontana (cfont...@suse.de) wrote: On 3/17/22 2:41 PM, Claudio Fontana wrote: > On 3/17/22 11:25

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-04-07 Thread Claudio Fontana
On 4/7/22 3:53 PM, Dr. David Alan Gilbert wrote: > * Claudio Fontana (cfont...@suse.de) wrote: >> On 4/5/22 10:35 AM, Dr. David Alan Gilbert wrote: >>> * Claudio Fontana (cfont...@suse.de) wrote: On 3/28/22 10:31 AM, Daniel P. Berrangé wrote: > On Sat, Mar 26, 2022 at 04:49:46PM +0100,

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-04-07 Thread Dr. David Alan Gilbert
* Claudio Fontana (cfont...@suse.de) wrote: > On 4/5/22 10:35 AM, Dr. David Alan Gilbert wrote: > > * Claudio Fontana (cfont...@suse.de) wrote: > >> On 3/28/22 10:31 AM, Daniel P. Berrangé wrote: > >>> On Sat, Mar 26, 2022 at 04:49:46PM +0100, Claudio Fontana wrote: > On 3/25/22 12:29 PM,

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-04-07 Thread Claudio Fontana
On 4/5/22 10:35 AM, Dr. David Alan Gilbert wrote: > * Claudio Fontana (cfont...@suse.de) wrote: >> On 3/28/22 10:31 AM, Daniel P. Berrangé wrote: >>> On Sat, Mar 26, 2022 at 04:49:46PM +0100, Claudio Fontana wrote: On 3/25/22 12:29 PM, Daniel P. Berrangé wrote: > On Fri, Mar 18, 2022 at

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-04-05 Thread Claudio Fontana
On 4/5/22 10:35 AM, Dr. David Alan Gilbert wrote: > * Claudio Fontana (cfont...@suse.de) wrote: >> On 3/28/22 10:31 AM, Daniel P. Berrangé wrote: >>> On Sat, Mar 26, 2022 at 04:49:46PM +0100, Claudio Fontana wrote: On 3/25/22 12:29 PM, Daniel P. Berrangé wrote: > On Fri, Mar 18, 2022 at

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-04-05 Thread Dr. David Alan Gilbert
* Claudio Fontana (cfont...@suse.de) wrote: > On 3/28/22 10:31 AM, Daniel P. Berrangé wrote: > > On Sat, Mar 26, 2022 at 04:49:46PM +0100, Claudio Fontana wrote: > >> On 3/25/22 12:29 PM, Daniel P. Berrangé wrote: > >>> On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: > On

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-28 Thread Claudio Fontana
On 3/28/22 12:47 PM, Claudio Fontana wrote: > On 3/26/22 4:49 PM, Claudio Fontana wrote: >> On 3/25/22 12:29 PM, Daniel P. Berrangé wrote: >>> On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: On 3/17/22 4:03 PM, Dr. David Alan Gilbert wrote: > * Claudio Fontana

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-28 Thread Claudio Fontana
On 3/26/22 4:49 PM, Claudio Fontana wrote: > On 3/25/22 12:29 PM, Daniel P. Berrangé wrote: >> On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: >>> On 3/17/22 4:03 PM, Dr. David Alan Gilbert wrote: * Claudio Fontana (cfont...@suse.de) wrote: > On 3/17/22 2:41 PM, Claudio

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-28 Thread Claudio Fontana
On 3/28/22 11:19 AM, Claudio Fontana wrote: > On 3/28/22 10:31 AM, Daniel P. Berrangé wrote: >> On Sat, Mar 26, 2022 at 04:49:46PM +0100, Claudio Fontana wrote: >>> On 3/25/22 12:29 PM, Daniel P. Berrangé wrote: On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: > On 3/17/22

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-28 Thread Claudio Fontana
On 3/28/22 10:31 AM, Daniel P. Berrangé wrote: > On Sat, Mar 26, 2022 at 04:49:46PM +0100, Claudio Fontana wrote: >> On 3/25/22 12:29 PM, Daniel P. Berrangé wrote: >>> On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: On 3/17/22 4:03 PM, Dr. David Alan Gilbert wrote: > *

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-28 Thread Claudio Fontana
On 3/28/22 10:31 AM, Daniel P. Berrangé wrote: > On Sat, Mar 26, 2022 at 04:49:46PM +0100, Claudio Fontana wrote: >> On 3/25/22 12:29 PM, Daniel P. Berrangé wrote: >>> On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: On 3/17/22 4:03 PM, Dr. David Alan Gilbert wrote: > *

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-28 Thread Daniel P . Berrangé
On Sat, Mar 26, 2022 at 04:49:46PM +0100, Claudio Fontana wrote: > On 3/25/22 12:29 PM, Daniel P. Berrangé wrote: > > On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: > >> On 3/17/22 4:03 PM, Dr. David Alan Gilbert wrote: > >>> * Claudio Fontana (cfont...@suse.de) wrote: > On

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-26 Thread Claudio Fontana
On 3/26/22 4:49 PM, Claudio Fontana wrote: > On 3/25/22 12:29 PM, Daniel P. Berrangé wrote: >> On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: >>> On 3/17/22 4:03 PM, Dr. David Alan Gilbert wrote: * Claudio Fontana (cfont...@suse.de) wrote: > On 3/17/22 2:41 PM, Claudio

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-26 Thread Claudio Fontana
On 3/25/22 12:29 PM, Daniel P. Berrangé wrote: > On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: >> On 3/17/22 4:03 PM, Dr. David Alan Gilbert wrote: >>> * Claudio Fontana (cfont...@suse.de) wrote: On 3/17/22 2:41 PM, Claudio Fontana wrote: > On 3/17/22 11:25 AM, Daniel

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-25 Thread Daniel P . Berrangé
On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: > On 3/17/22 4:03 PM, Dr. David Alan Gilbert wrote: > > * Claudio Fontana (cfont...@suse.de) wrote: > >> On 3/17/22 2:41 PM, Claudio Fontana wrote: > >>> On 3/17/22 11:25 AM, Daniel P. Berrangé wrote: > On Thu, Mar 17, 2022 at

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-25 Thread Claudio Fontana
On 3/25/22 12:14 PM, Daniel P. Berrangé wrote: > On Fri, Mar 25, 2022 at 11:56:44AM +0100, Claudio Fontana wrote: >> Thanks Daniel, >> >> On 3/25/22 11:33 AM, Daniel P. Berrangé wrote: >>> On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: On 3/17/22 4:03 PM, Dr. David Alan

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-25 Thread Daniel P . Berrangé
On Fri, Mar 25, 2022 at 11:56:44AM +0100, Claudio Fontana wrote: > Thanks Daniel, > > On 3/25/22 11:33 AM, Daniel P. Berrangé wrote: > > On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: > >> On 3/17/22 4:03 PM, Dr. David Alan Gilbert wrote: > >>> * Claudio Fontana

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-25 Thread Claudio Fontana
Thanks Daniel, On 3/25/22 11:33 AM, Daniel P. Berrangé wrote: > On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: >> On 3/17/22 4:03 PM, Dr. David Alan Gilbert wrote: >>> * Claudio Fontana (cfont...@suse.de) wrote: On 3/17/22 2:41 PM, Claudio Fontana wrote: > On 3/17/22

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-25 Thread Daniel P . Berrangé
On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: > On 3/17/22 4:03 PM, Dr. David Alan Gilbert wrote: > > * Claudio Fontana (cfont...@suse.de) wrote: > >> On 3/17/22 2:41 PM, Claudio Fontana wrote: > >>> On 3/17/22 11:25 AM, Daniel P. Berrangé wrote: > On Thu, Mar 17, 2022 at

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-25 Thread Claudio Fontana
On 3/21/22 8:55 AM, Andrea Righi wrote: > On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: > ... >> I have lots of questions here, and I tried to involve Jiri and Andrea Righi >> here, who a long time ago proposed a POSIX_FADV_NOREUSE implementation. >> >> 1) What is the reason

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-21 Thread Andrea Righi
On Fri, Mar 18, 2022 at 02:34:29PM +0100, Claudio Fontana wrote: ... > I have lots of questions here, and I tried to involve Jiri and Andrea Righi > here, who a long time ago proposed a POSIX_FADV_NOREUSE implementation. > > 1) What is the reason iohelper was introduced? > > 2) Was Jiri's

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-18 Thread Claudio Fontana
On 3/17/22 4:03 PM, Dr. David Alan Gilbert wrote: > * Claudio Fontana (cfont...@suse.de) wrote: >> On 3/17/22 2:41 PM, Claudio Fontana wrote: >>> On 3/17/22 11:25 AM, Daniel P. Berrangé wrote: On Thu, Mar 17, 2022 at 11:12:11AM +0100, Claudio Fontana wrote: > On 3/16/22 1:17 PM, Claudio

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-17 Thread Dr. David Alan Gilbert
* Claudio Fontana (cfont...@suse.de) wrote: > On 3/17/22 2:41 PM, Claudio Fontana wrote: > > On 3/17/22 11:25 AM, Daniel P. Berrangé wrote: > >> On Thu, Mar 17, 2022 at 11:12:11AM +0100, Claudio Fontana wrote: > >>> On 3/16/22 1:17 PM, Claudio Fontana wrote: > On 3/14/22 6:48 PM, Daniel P.

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-17 Thread Claudio Fontana
On 3/17/22 2:41 PM, Claudio Fontana wrote: > On 3/17/22 11:25 AM, Daniel P. Berrangé wrote: >> On Thu, Mar 17, 2022 at 11:12:11AM +0100, Claudio Fontana wrote: >>> On 3/16/22 1:17 PM, Claudio Fontana wrote: On 3/14/22 6:48 PM, Daniel P. Berrangé wrote: > On Mon, Mar 14, 2022 at 06:38:31PM

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-17 Thread Claudio Fontana
On 3/17/22 11:25 AM, Daniel P. Berrangé wrote: > On Thu, Mar 17, 2022 at 11:12:11AM +0100, Claudio Fontana wrote: >> On 3/16/22 1:17 PM, Claudio Fontana wrote: >>> On 3/14/22 6:48 PM, Daniel P. Berrangé wrote: On Mon, Mar 14, 2022 at 06:38:31PM +0100, Claudio Fontana wrote: > On 3/14/22

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-17 Thread Daniel P . Berrangé
On Thu, Mar 17, 2022 at 11:12:11AM +0100, Claudio Fontana wrote: > On 3/16/22 1:17 PM, Claudio Fontana wrote: > > On 3/14/22 6:48 PM, Daniel P. Berrangé wrote: > >> On Mon, Mar 14, 2022 at 06:38:31PM +0100, Claudio Fontana wrote: > >>> On 3/14/22 6:17 PM, Daniel P. Berrangé wrote: > On Sat,

Re: [libvirt RFC] virFile: new VIR_FILE_WRAPPER_BIG_PIPE to improve performance

2022-03-17 Thread Claudio Fontana
On 3/16/22 1:17 PM, Claudio Fontana wrote: > On 3/14/22 6:48 PM, Daniel P. Berrangé wrote: >> On Mon, Mar 14, 2022 at 06:38:31PM +0100, Claudio Fontana wrote: >>> On 3/14/22 6:17 PM, Daniel P. Berrangé wrote: On Sat, Mar 12, 2022 at 05:30:01PM +0100, Claudio Fontana wrote: > the first