Ruby Issue Tracking System

10/29/2014

01:23 PM Ruby master Bug #10009: IO operation is 10x slower in multi-thread environment

Following script in python to buy blocking io python x ruby
Results:
ruby without changes TIME_QUANTUM_USEC (... ariveira (Alexandre Riveira)

01:13 PM Ruby master Bug #10009: IO operation is 10x slower in multi-thread environment

. ariveira (Alexandre Riveira)

09/08/2014

10:57 PM Ruby master Bug #9800: Ship 2.1.2 with GC_HEAP_OLDOBJECT_LIMIT_FACTOR of 1.3

The following charts 32bit linux server with 64gb 100 puma aplications and rails 2.3.11. The first chart contains rub... ariveira (Alexandre Riveira)

08/16/2014

05:50 PM Ruby master Bug #10009: IO operation is 10x slower in multi-thread environment

I added in the uname test script for details kernel / platform
Follow the accompanying tests
tests (test_thread_s... ariveira (Alexandre Riveira)

03:55 PM Ruby master Bug #10009: IO operation is 10x slower in multi-thread environment

I rewrote the test, I created the --tasket --postgres arguments and to use the same test file.
Feel free to change... ariveira (Alexandre Riveira)

07/15/2014

01:24 AM Ruby master Bug #10009: IO operation is 10x slower in multi-thread environment

Hi Eric !
Eric Wong wrote:
> Good to know it works for you. Keep in mind TIME_QUANTUM_USEC=1000 is
What pro... ariveira (Alexandre Riveira)

07/11/2014

10:31 PM Ruby master Bug #10009: IO operation is 10x slower in multi-thread environment

Alexandre Riveira wrote:
> Eric Wong wrote:
> >
> > Lowering TIME_QUANTUM_USEC (in thread_pthread.c) helps with t... ariveira (Alexandre Riveira)

08:34 PM Ruby master Bug #10009: IO operation is 10x slower in multi-thread environment

Eric Wong wrote:
>
> Lowering TIME_QUANTUM_USEC (in thread_pthread.c) helps with the I/O case
> (try it yourself ... ariveira (Alexandre Riveira)

07/10/2014

06:04 AM Ruby master Bug #10009: IO operation is 10x slower in multi-thread environment

Alexandre Riveira wrote:
> information that I consider important
> Kernels BFS and ruby 1.9.2 work fine as if appli... ariveira (Alexandre Riveira)

07/09/2014

01:46 AM Ruby master Bug #10009: IO operation is 10x slower in multi-thread environment

information that I consider important
Kernels BFS and ruby 1.9.2 work fine as if applied taskset.
Other kernels li... ariveira (Alexandre Riveira)