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Survey Results

Parallelising your code. Do you do it?   [Edit]

Survey period: 5 Jul 2010 to 12 Jul 2010

Our CPUs aren't getting as fast as fast as they used to, and we're now well and truly in a multi-core world. What do you do to take advantage of this? (Suggested by El Corazon)

OptionVotes% 
I specifically write code that runs in parallel22935.95
I use a language and compiler that supports parallisation automatically ( eg Intel compilers)558.63
I use libraries (eg PLINQ) that provide parallisation support8613.50
I use a framework or runtime (eg Parallel Extensions for .NET) that provide parallisation support15724.65
I let my operating system do what it can33953.22
I let my hardware do what it can18529.04
Not even my hardware can help me.497.69
Respondents were allowed to choose more than one answer; totals may not add up to 100%



 
GeneralRe: Multithreaded programming isn't _that_ hard Pin
peterchen9-Jul-10 4:23
peterchen9-Jul-10 4:23 
GeneralRe: Multithreaded programming isn't _that_ hard Pin
Gary Wheeler9-Jul-10 4:35
Gary Wheeler9-Jul-10 4:35 
GeneralParellism and MFC Pin
Marc Clifton5-Jul-10 10:36
mvaMarc Clifton5-Jul-10 10:36 
GeneralRe: Parellism and MFC Pin
Emilio Garavaglia5-Jul-10 20:11
Emilio Garavaglia5-Jul-10 20:11 
GeneralRe: Parellism and MFC Pin
Andre xxxxxxx5-Jul-10 22:02
Andre xxxxxxx5-Jul-10 22:02 
GeneralRe: Parellism and MFC Pin
Marc Clifton6-Jul-10 1:57
mvaMarc Clifton6-Jul-10 1:57 
GeneralRe: Parellism and MFC Pin
El Corazon6-Jul-10 5:43
El Corazon6-Jul-10 5:43 
GeneralRe: Parellism and MFC Pin
Marc Clifton6-Jul-10 5:58
mvaMarc Clifton6-Jul-10 5:58 
El Corazon wrote:
but a vector will only kill you on an expansion.


Well, that's exactly what was going on. And unfortunately, as this was an analysis routine that analyzes switch topologies for failure conditions, the modus operandi of the algorithm is expanding various vectors, maps, etc.

Marc
GeneralRe: Parellism and MFC Pin
El Corazon6-Jul-10 6:32
El Corazon6-Jul-10 6:32 
GeneralRe: Parellism and MFC Pin
Marc Clifton6-Jul-10 7:23
mvaMarc Clifton6-Jul-10 7:23 
GeneralRe: Parellism and MFC Pin
El Corazon6-Jul-10 7:37
El Corazon6-Jul-10 7:37 
GeneralRe: Parellism and MFC Pin
Marc Clifton6-Jul-10 7:48
mvaMarc Clifton6-Jul-10 7:48 
GeneralRe: Parellism and MFC Pin
peterchen9-Jul-10 4:15
peterchen9-Jul-10 4:15 
GeneralBad old threads Pin
Nemanja Trifunovic5-Jul-10 7:15
Nemanja Trifunovic5-Jul-10 7:15 
GeneralOnly Specific Parts of code and only if required. Pin
GPUToaster™4-Jul-10 22:49
GPUToaster™4-Jul-10 22:49 
GeneralRe: Only Specific Parts of code and only if required. Pin
peterchen4-Jul-10 22:58
peterchen4-Jul-10 22:58 
GeneralRe: Only Specific Parts of code and only if required. [modified] Pin
GPUToaster™5-Jul-10 0:31
GPUToaster™5-Jul-10 0:31 
GeneralRe: Only Specific Parts of code and only if required. Pin
El Corazon6-Jul-10 5:54
El Corazon6-Jul-10 5:54 
Generalparellelism myth Pin
ed welch4-Jul-10 22:14
ed welch4-Jul-10 22:14 
GeneralRe: parellelism myth Pin
peterchen4-Jul-10 22:50
peterchen4-Jul-10 22:50 
GeneralRe: parellelism myth Pin
ed welch5-Jul-10 1:05
ed welch5-Jul-10 1:05 
GeneralRe: parellelism myth Pin
Festering5-Jul-10 13:29
Festering5-Jul-10 13:29 
GeneralRe: parellelism myth Pin
El Corazon6-Jul-10 5:15
El Corazon6-Jul-10 5:15 
GeneralI let my operating system do what it can Pin
koolprasad20034-Jul-10 19:41
professionalkoolprasad20034-Jul-10 19:41 

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