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Added: The ability to set the number of threads (NOT SUPPORTED!) to use for tasks using THREAD_LIMIT environment variable.

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This commit is contained in:
Leonardo Galli 2018-08-07 23:20:58 +02:00
parent b865103871
commit 587b49aaba
1 changed files with 13 additions and 2 deletions
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15
src/NzbDrone.Core/Messaging/Commands/CommandExecutor.cs
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@ -17,7 +17,9 @@ public class CommandExecutor : IHandle<ApplicationStartedEvent>,
private readonly IEventAggregator _eventAggregator; private readonly IEventAggregator _eventAggregator;
private static CancellationTokenSource _cancellationTokenSource; private static CancellationTokenSource _cancellationTokenSource;
private const int THREAD_LIMIT = 3; private const int THREAD_UPPER_BOUND = 10;
private const int THREAD_LOWER_BOUND = 2;
private const int THREAD_LIMIT = 2;
public CommandExecutor(IServiceFactory serviceFactory, public CommandExecutor(IServiceFactory serviceFactory,
IManageCommandQueue commandQueueManager, IManageCommandQueue commandQueueManager,
@ -117,7 +119,16 @@ public void Handle(ApplicationStartedEvent message)
{ {
_cancellationTokenSource = new CancellationTokenSource(); _cancellationTokenSource = new CancellationTokenSource();
for (int i = 0; i < THREAD_LIMIT; i++) var envLimit = Environment.GetEnvironmentVariable("THREAD_LIMIT") ?? $"{THREAD_LIMIT}";
int threadLimit = THREAD_LIMIT;
if (int.TryParse(envLimit, out int parsedLimit)) threadLimit = parsedLimit;
threadLimit = Math.Max(THREAD_LOWER_BOUND, threadLimit);
threadLimit = Math.Min(THREAD_UPPER_BOUND, threadLimit);
_logger.Info("Starting {} threads for tasks.", threadLimit);
for (int i = 0; i < threadLimit + 1; i++)
{ {
var thread = new Thread(ExecuteCommands); var thread = new Thread(ExecuteCommands);
thread.Start(); thread.Start();