See here: https://lucenenet.apache.org/docs/3.0.3/dc/dd1/_concurrent_merge_scheduler_8cs_source.html
We had to write this: https://github.com/ayende/ravendb/blob/master/Raven.Database/Indexing/ErrorLoggingConcurrentMergeScheduler.cs *Hibernating Rhinos Ltd * Oren Eini* l CEO l *Mobile: + 972-52-548-6969 Office: +972-4-622-7811 *l *Fax: +972-153-4-622-7811 On Thu, Apr 7, 2016 at 10:30 PM, Connie Yau <[email protected]> wrote: > Hi Oren, > > Thanks for letting me know about this! When you say "default merge > scheduler", do you mean ConcurrentMergeScheduler? Would you be able to tell > me about a scenario where the default merge scheduler would leak > exceptions? Also, are there a set of unit tests that test this? > > Thanks, > Connie > > -----Original Message----- > From: Oren Eini (Ayende Rahien) [mailto:[email protected]] > Sent: Monday, April 4, 2016 10:58 PM > To: [email protected] > Cc: Daniel Plaisted <[email protected]> > Subject: Re: Changing Thread management to Tasks > > Please note, one of the things that we had to do with this is to make sure > that this doesn't leak exceptions. > The default merge scheduler is known to leak exceptions to the thread, > killing the process. Need to be sure to handle this > > *Hibernating Rhinos Ltd * > > Oren Eini* l CEO l *Mobile: + 972-52-548-6969 > > Office: +972-4-622-7811 *l *Fax: +972-153-4-622-7811 > > > > On Tue, Apr 5, 2016 at 1:15 AM, Connie Yau <[email protected]> wrote: > > > Hi, > > > > I've been working on trying to move > > https://na01.safelinks.protection.outlook.com/?url=Lucene.NET&data=01% > > 7c01%7cconniey%40microsoft.com%7c574774f60d874dcc43da08d35d174289%7c72 > > f988bf86f141af91ab2d7cd011db47%7c1&sdata=lcp54tq4j93yifdy8sWFmDNS2OiYZ > > MGl5EDtRcJJ%2bzU%3d to .NET Core and one of the issues I am having is > migrating ConcurrentMergeScheduler and Threads. I want to replace the > ConcurrentMergeScheduler with the default TaskScheduler and Threads with > Tasks. However, I noticed that there is a lot of logic to alter merges > based on the priority of their threads, etc. > > > > * What is the reason we manage priority threads? > > > > o If the default TaskScheduler is not sufficient, there is a > > QueuedTaskScheduler< > > https://na01.safelinks.protection.outlook.com/?url=https%3a%2f%2fcode. > > msdn.microsoft.com%2fSamples-for-Parallel-b4b76364%2fsourcecode%3ffile > > Id%3d44488%26pathId%3d462437453&data=01%7c01%7cconniey%40microsoft.com > > %7c574774f60d874dcc43da08d35d174289%7c72f988bf86f141af91ab2d7cd011db47 > > %7c1&sdata=%2bqPmfU%2fxQ0hSPSpBWKMJYTkBCkkkOMh1PQ1j7kjwlDA%3d> > > that manages priority > > > > Thanks, > > Connie > > >
