From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Subject: Re: Timeouts in Ada
Date: Thu, 17 Jul 2014 22:45:15 +0200
Date: 2014-07-17T22:45:15+02:00 [thread overview]
Message-ID: <1f1ql6vimp8im$.170gwa1gxgone$.dlg@40tude.net> (raw)
In-Reply-To: 601d8879-8f06-41b4-ab29-57c2b944cd44@googlegroups.com
On Thu, 17 Jul 2014 10:10:10 -0700 (PDT), NiGHTS wrote:
> On Thursday, July 17, 2014 5:48:56 AM UTC-4, Dmitry A. Kazakov wrote:
>>
>> The example is quite unrealistic. If the DB client supported asynchronous
>> requests, then it would be very unlikely polling. Any reasonably designed
>> client would use some waitable OS object instead, i.e. waiting will be
>> non-busy.
>
> I've dealt with many database libraries which provide both blocking and
> non-blocking queries.
Non-blocking vs. blocking is not same as non-busy waiting vs. polling.
Usually if non-blocking I/O is supported then non-busy waiting is as well.
For example overlapped I/O provides many ways for non-busy waiting, an
event, GetOverlappedResult etc.
--
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de
next prev parent reply other threads:[~2014-07-17 20:45 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-17 5:18 Timeouts in Ada NiGHTS
2014-07-17 7:08 ` Simon Wright
2014-07-17 8:35 ` NiGHTS
2014-07-21 23:34 ` Randy Brukardt
2014-07-22 1:11 ` Shark8
2014-07-22 7:39 ` J-P. Rosen
2014-07-22 8:31 ` Simon Wright
2014-07-22 21:52 ` Randy Brukardt
2014-07-17 7:38 ` J-P. Rosen
2014-07-17 8:40 ` NiGHTS
2014-07-17 10:00 ` J-P. Rosen
2014-07-17 19:27 ` Jeffrey Carter
2014-07-17 19:51 ` J-P. Rosen
2014-07-17 20:52 ` Jeffrey Carter
2014-07-17 20:29 ` Adam Beneschan
2014-07-17 20:52 ` J-P. Rosen
2014-07-21 23:44 ` Randy Brukardt
2014-07-17 20:43 ` Jeffrey Carter
2014-07-21 23:37 ` Randy Brukardt
2014-07-17 7:42 ` Dmitry A. Kazakov
2014-07-17 8:59 ` NiGHTS
2014-07-17 9:48 ` Dmitry A. Kazakov
2014-07-17 17:10 ` NiGHTS
2014-07-17 20:45 ` Dmitry A. Kazakov [this message]
2014-07-17 16:12 ` Adam Beneschan
2014-07-17 16:46 ` NiGHTS
2014-07-17 17:11 ` Simon Wright
2014-07-17 17:58 ` NiGHTS
2014-07-17 19:02 ` Jeffrey Carter
2014-07-17 18:58 ` Jeffrey Carter
2014-07-17 18:12 ` Adam Beneschan
2014-07-17 19:27 ` Jeffrey Carter
2014-07-17 18:56 ` Jeffrey Carter
2014-07-23 22:37 ` Robert A Duff
2014-07-24 9:23 ` AdaMagica
2014-07-24 15:37 ` Robert A Duff
2014-07-25 5:16 ` Randy Brukardt
2014-07-25 9:11 ` AdaMagica
2014-07-25 16:15 ` Brad Moore
2014-07-25 16:34 ` Dmitry A. Kazakov
2014-07-17 19:27 ` Jeffrey Carter
replies disabled
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox