Jamie Kitman’s look at the twisted path Toyota followed to it’s current difficulties inspired me to think about software and money – two topics I spend way too much time thinking about. As a purely disinterested observer (ahem) it has
Linux semaphores
Re: Schedule idle MOLNAR Ingo (mingo@chiara.csoma.elte.hu) Wed, 11 Nov 1998 04:09:32 +0100 (CET) […] > _please_ We can do better than this. Only semaphores (not spinlocks) need > to have the priority inheritance. […] nope there are _not_ only semaphores,
Deterministic multithreading
An interesting paper appearing in ASPLOS proceedings provides a “deterministic” locking method Kendo enforces a deterministic interleaving of lock acquisitions and specially declared non-protected reads through a novel dynamically load-balanced deterministic scheduling algorithm. The algorithm tracks the progress of each
Patent trolling and guilty knowledge
Mr. Myhrvold: All of this fear is from people who have guilty knowledge of their own actions. There are lots of major tech companies that grew from zero to gigantically successful in a very short period of time without investing
Meaning of concurrent programs and IP
Most of the new draft of the Concurrent Programs paper has to do with trying to specify problems and solutions in synchronization via an atomic “compare and swap” operation. Even these operations are surprisingly complicated once put under the microscope