Denis, I've just created one: https://issues.apache.org/jira/browse/IGNITE-12012
Thanks On Thu, Jul 25, 2019 at 2:25 AM Denis Magda <dma...@apache.org> wrote: > Pavel, > > Do we already have a ticket or do you want me to create one? > > - > Denis > > > On Wed, Jul 24, 2019 at 1:21 AM Pavel Tupitsyn <ptupit...@apache.org> > wrote: > > > Denis, yes, looks like a simple thing to add. > > > > On Tue, Jul 23, 2019 at 10:38 PM Denis Magda <dma...@apache.org> wrote: > > > >> Looping in the dev list. > >> > >> Pavel, Igor and other C# maintainers, this looks like a valuable > extension > >> of our C# APIs. Shouldn't this be a quick addition to Ignite? > >> > >> - > >> Denis > >> > >> > >> On Mon, Jul 22, 2019 at 3:22 PM Raymond Wilson < > >> raymond_wil...@trimble.com> > >> wrote: > >> > >> > Alexandr, > >> > > >> > If .WithExecute is not planned to be made available in the C# client, > >> what > >> > is the plan to support custom thread pools from the C# side of things? > >> > > >> > Thanks, > >> > Raymond. > >> > > >> > > >> > On Thu, Jul 18, 2019 at 9:28 AM Raymond Wilson < > >> raymond_wil...@trimble.com> > >> > wrote: > >> > > >> >> The source of inbound requests into Server A is from client > >> applications. > >> >> > >> >> Server B is really a cluster of servers that are performing clustered > >> >> transformations and computations across a data set. > >> >> > >> >> I originally used IComputeJob and similar functions which work very > >> well > >> >> but have the restriction that they return the entire result set from > a > >> >> Server B node in a single response. These result sets can be large > >> (100's > >> >> of megabytes and larger), which makes life pretty hard for Server A > if > >> it > >> >> has to field multiple incoming responses of this size. So, these > types > >> of > >> >> requests progressively send responses back (using Ignite messaging) > to > >> >> Server A using the Ignite messaging fabric. As Server A receives each > >> part > >> >> of the overall response it processes it according the business rules > >> >> relevant to the request. > >> >> > >> >> The cluster config and numbers of nodes are not really material to > >> this. > >> >> > >> >> Raymond. > >> >> > >> >> On Thu, Jul 18, 2019 at 12:26 AM Alexandr Shapkin <lexw...@gmail.com > > > >> >> wrote: > >> >> > >> >>> Hi, > >> >>> > >> >>> > >> >>> > >> >>> Can you share a more detailed use case, please? > >> >>> > >> >>> > >> >>> > >> >>> Right now it’s not clear why do you need a messaging fabric. > >> >>> > >> >>> If you are interesting in a progress tracking, then you could try a > >> >>> CacheAPI or QueryContinious, for example. > >> >>> > >> >>> > >> >>> > >> >>> What are the sources of inbound requests? Is it a client requests? > >> >>> > >> >>> > >> >>> > >> >>> What is your cluster config? How many nodes do you have for your > >> >>> distributed computations? > >> >>> > >> >>> > >> >>> > >> >>> *From: *Raymond Wilson <raymond_wil...@trimble.com> > >> >>> *Sent: *Wednesday, July 17, 2019 1:49 PM > >> >>> *To: *user <user@ignite.apache.org> > >> >>> *Subject: *Re: Threadpools and .WithExecute() for C# clients > >> >>> > >> >>> > >> >>> > >> >>> Hi Alexandr, > >> >>> > >> >>> > >> >>> > >> >>> To summarise from the original thread, say I have server A that > >> accepts > >> >>> requests. It contacts server B in order to help processing those > >> requests. > >> >>> Server B sends in-progress results to server A using the Ignite > >> messaging > >> >>> fabric. If the thread pool in server A is saturated with inbound > >> requests, > >> >>> then there are no available threads to service the messaging fabric > >> traffic > >> >>> from server B to server A resulting in a deadlock condition. > >> >>> > >> >>> > >> >>> > >> >>> In the original discussion it was suggested creating a custom thread > >> >>> pool to handle the Server B to Server A traffic would resolve it. > >> >>> > >> >>> > >> >>> > >> >>> Thanks, > >> >>> > >> >>> Raymond. > >> >>> > >> >>> > >> >>> > >> >>> On Wed, Jul 17, 2019 at 9:48 PM Alexandr Shapkin <lexw...@gmail.com > > > >> >>> wrote: > >> >>> > >> >>> Hi, Raymond! > >> >>> > >> >>> > >> >>> > >> >>> As far as I can see, there are no plans for porting custom executors > >> >>> configuration in .NET client right now [1]. > >> >>> > >> >>> > >> >>> > >> >>> Please, remind, why do you need a separate pool instead of a default > >> >>> PublicPool? > >> >>> > >> >>> > >> >>> > >> >>> [1] - https://issues.apache.org/jira/browse/IGNITE-6566 > >> >>> > >> >>> > >> >>> > >> >>> > >> >>> > >> >>> > >> >>> > >> >>> *From: *Raymond Wilson <raymond_wil...@trimble.com> > >> >>> *Sent: *Wednesday, July 17, 2019 10:58 AM > >> >>> *To: *user <user@ignite.apache.org> > >> >>> *Subject: *Threadpools and .WithExecute() for C# clients > >> >>> > >> >>> > >> >>> > >> >>> Some time ago I ran into and issue with thread pool exhaustion and > >> >>> deadlocking in AI 2.2. > >> >>> > >> >>> > >> >>> > >> >>> This is the original thread: > >> >>> > >> > http://apache-ignite-users.70518.x6.nabble.com/Possible-dead-lock-when-number-of-jobs-exceeds-thread-pool-td17262.html > >> >>> > >> >>> > >> >>> > >> >>> > >> >>> At the time .WithExecutor() was not implemented in the C# client so > >> >>> there was little option but to expand the size of the public thread > >> pool > >> >>> sufficiently to prevent the deadlocking. > >> >>> > >> >>> > >> >>> > >> >>> We have been revisiting this issue and see that .WithExecutor() is > not > >> >>> supported in the AI 2.7.5 client. > >> >>> > >> >>> > >> >>> > >> >>> Can this be supported in the C# client, or is there a workaround in > >> the > >> >>> .Net environment? that does not require this capability? > >> >>> > >> >>> > >> >>> > >> >>> Thanks, > >> >>> > >> >>> Raymond. > >> >>> > >> >>> > >> >>> > >> >>> > >> >>> > >> >>> > >> >>> > >> >> > >> > > >