Sun, 20 Sep 2009 18:37:55 +0200 |
wenzelm |
scheduler backdoor: 9999 means 1 worker;
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Wed, 16 Sep 2009 22:46:10 +0200 |
wenzelm |
Synchronized.value does not require locking, since assigments are atomic;
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Thu, 27 Aug 2009 17:00:03 +0200 |
wenzelm |
tuned tracing;
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Sat, 01 Aug 2009 00:17:03 +0200 |
wenzelm |
future scheduler: uninterruptible cancelation;
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Sat, 01 Aug 2009 00:09:45 +0200 |
wenzelm |
renamed Multithreading.regular_interrupts to Multithreading.public_interrupts;
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Thu, 30 Jul 2009 23:37:53 +0200 |
wenzelm |
tuned tracing;
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Thu, 30 Jul 2009 23:06:06 +0200 |
wenzelm |
added Multithreading.sync_wait, which turns enabled interrupts to sync ones, to ensure that wait will reaquire its lock when interrupted;
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Tue, 28 Jul 2009 16:30:23 +0200 |
wenzelm |
eliminated separate Future.enabled -- let Future.join fail explicitly in critical section, instead of entering sequential mode silently;
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Tue, 28 Jul 2009 15:10:15 +0200 |
wenzelm |
future result: Synchronized.var;
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Tue, 28 Jul 2009 14:35:27 +0200 |
wenzelm |
Task_Queue.dequeue: explicit thread;
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Tue, 28 Jul 2009 14:29:25 +0200 |
wenzelm |
more precise treatment of scheduler_event: continous pulse (50ms) instead of flooding, which was burning many CPU cycles in spare threads;
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Tue, 28 Jul 2009 14:11:15 +0200 |
wenzelm |
interruptible_task: unified treatment of Multithreading.with_attributes (cf. 9f6461b1c9cc);
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Tue, 28 Jul 2009 14:04:33 +0200 |
wenzelm |
misc tuning;
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Mon, 27 Jul 2009 17:36:30 +0200 |
wenzelm |
interruptible: Thread.testInterrupt before changing thread attributes;
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Mon, 27 Jul 2009 17:12:19 +0200 |
wenzelm |
wait: absorb spurious interrupts;
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Mon, 27 Jul 2009 16:53:28 +0200 |
wenzelm |
scheduler: shutdown spontaneously (after some delay) if queue is empty;
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Mon, 27 Jul 2009 16:08:41 +0200 |
wenzelm |
join_next: do not yield, even if overloaded, to minimize "running" tasks;
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Mon, 27 Jul 2009 15:53:43 +0200 |
wenzelm |
tuned tracing;
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Mon, 27 Jul 2009 15:30:21 +0200 |
wenzelm |
cancel: improved reactivity due to more careful broadcasting;
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Mon, 27 Jul 2009 15:06:33 +0200 |
wenzelm |
dequeue_towards: always return active tasks;
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Mon, 27 Jul 2009 13:32:23 +0200 |
wenzelm |
removed unused low-level interrupts;
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Mon, 27 Jul 2009 12:16:58 +0200 |
wenzelm |
tuned;
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Mon, 27 Jul 2009 12:11:18 +0200 |
wenzelm |
more specific conditions: scheduler_event, work_available, work_finished -- considereably reduces overhead with many threads;
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Sat, 25 Jul 2009 00:53:47 +0200 |
wenzelm |
tuned tracing;
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Wed, 22 Jul 2009 10:46:35 +0200 |
wenzelm |
future_job: more robust Exn.capture outside thread attribute change;
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Tue, 21 Jul 2009 23:42:29 +0200 |
wenzelm |
future_job: tight scope for interrupts, to prevent shooting ourselves in the foot via cancel_group;
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Tue, 21 Jul 2009 20:37:31 +0200 |
wenzelm |
added worker_group;
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Tue, 21 Jul 2009 15:25:22 +0200 |
wenzelm |
propagate exceptions within future groups;
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Tue, 21 Jul 2009 13:42:48 +0200 |
wenzelm |
tuned;
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Tue, 21 Jul 2009 11:30:12 +0200 |
wenzelm |
tuned tracing;
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Sun, 19 Jul 2009 18:02:40 +0200 |
wenzelm |
more abstract Future.is_worker;
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Sun, 19 Jul 2009 14:14:25 +0200 |
wenzelm |
recovered a version of dequeue_towards (cf. bb7b5a5942c7);
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Sat, 18 Jul 2009 22:52:31 +0200 |
wenzelm |
scheduler: tuned tracing (status);
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Sun, 14 Jun 2009 23:24:38 +0200 |
wenzelm |
simplified join: do not record dependencies (which are slow, but were only required for dequeue_towards);
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Sun, 14 Jun 2009 02:21:46 +0200 |
wenzelm |
tuned join: produce less garbage while waiting;
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Sat, 13 Jun 2009 19:40:37 +0200 |
wenzelm |
simplified join_results: no longer work "towards" deps, which simplifies task queue management and maintains strict bottom up discipline (without "transfer of priority" to required futures);
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Mon, 23 Mar 2009 11:20:46 +0100 |
wenzelm |
future scheduler: reduced wait timeout if tasks need to be canceled -- to improve reactivity of interrupts;
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Sat, 21 Mar 2009 13:11:12 +0100 |
wenzelm |
restricted interrupts for tasks running as future worker thread -- attempt to prevent interrupt race conditions;
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Fri, 20 Mar 2009 20:20:09 +0100 |
wenzelm |
future_job: do not inherit attributes, but enforce restricted interrupts -- attempt to prevent interrupt race conditions;
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Sun, 18 Jan 2009 16:42:43 +0100 |
wenzelm |
join_results: when dependencies are resulved (but not finished yet),
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Sat, 10 Jan 2009 16:53:12 +0100 |
wenzelm |
added cancel_group;
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Wed, 07 Jan 2009 17:26:03 +0100 |
wenzelm |
more robust propagation of errors through bulk jobs;
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Tue, 06 Jan 2009 13:46:48 +0100 |
wenzelm |
tuned map: reduced overhead due to bulk jobs;
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Sat, 03 Jan 2009 21:45:53 +0100 |
wenzelm |
more reactive scheduler: reduced loop timeout, propagate broadcast interrupt via TaskQueue.cancel_all;
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Tue, 16 Dec 2008 16:25:18 +0100 |
wenzelm |
renamed structure TaskQueue to Task_Queue;
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Tue, 16 Dec 2008 12:13:53 +0100 |
wenzelm |
removed old scheduler;
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Sat, 06 Dec 2008 00:01:57 +0100 |
wenzelm |
added constant value;
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Thu, 04 Dec 2008 23:46:20 +0100 |
wenzelm |
fork/map: no inheritance of group (structure is nested, not parallel);
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Thu, 04 Dec 2008 23:00:27 +0100 |
wenzelm |
renamed type Future.T to future;
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Tue, 21 Oct 2008 16:53:00 +0200 |
wenzelm |
join_results: allow CRITICAL join of finished futures;
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Tue, 21 Oct 2008 15:01:18 +0200 |
wenzelm |
added Future.enabled check;
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Mon, 13 Oct 2008 15:48:37 +0200 |
wenzelm |
SimpleThread.synchronized;
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Thu, 09 Oct 2008 21:34:11 +0200 |
wenzelm |
replaced str_of by general peek;
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Thu, 09 Oct 2008 20:53:15 +0200 |
wenzelm |
future result: Interrupt invalidates group, but pretends success otherwise;
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Wed, 08 Oct 2008 20:37:44 +0200 |
wenzelm |
less tracing;
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Wed, 08 Oct 2008 20:21:34 +0200 |
wenzelm |
more careful handling of group interrupts;
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Fri, 03 Oct 2008 00:21:48 +0200 |
wenzelm |
tuned tracing;
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Fri, 03 Oct 2008 00:12:13 +0200 |
wenzelm |
slower heartbeat;
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Thu, 02 Oct 2008 23:52:12 +0200 |
wenzelm |
added simple heartbeat thread;
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Thu, 02 Oct 2008 23:30:44 +0200 |
wenzelm |
more tuning of tracing messages;
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