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IDProjectCategoryView StatusDate SubmittedLast Update
0030573Open CASCADE[OCCT] OCCT:Foundation Classespublic2019-03-14 19:232019-09-11 11:03
Reporteroan 
Assigned Toapn 
PrioritynormalSeverityminor 
StatusverifiedResolutionfixed 
PlatformOSOS Version
Product Version 
Target Version[OCCT] 7.4.0Fixed in Version 
Summary0030573: OSD_Parallel_TBB: limit number of execution threads using settings of OSD_ThreadPool::DefaultPool()
DescriptionCurrently there is no possibility to limit number of execution threads for TBB-based implementation of OSD_Parallel.

It is suggested to add tbb::task_scheduler_init to OSD_Parallel::forEach() method for that reason.
Steps To ReproduceNot required
TagsNo tags attached.
Test case numberNot needed
Attached Files

- Relationships
related to 0029935verifiedbugmaster Foundation Classes - introduce OSD_ThreadPool class defining a thread pool 
parent of 0030959verifiedbugmaster OSD_Parallel_TBB: number of execution threads is strictly limited by the root scope 
child of 0028199assignedski Add possibility to set number of threads for parallel execution 

-  Notes
(0082962)
git (administrator)
2019-03-14 20:12

 Branch CR30573 has been created by oan.

SHA-1: 36a857253ab268115229f824e833d199443c7b25


Detailed log of new commits:

Author: oan
Date: Thu Mar 14 19:22:04 2019 +0300

    0030573: OSD_Parallel_TBB: limit number of execution threads using settings of OSD_ThreadPool::DefaultPool()
    
    Add tbb::task_scheduler_init to OSD_Parallel::forEach().
(0082973)
git (administrator)
2019-03-15 11:51

 Branch CR30573 has been updated forcibly by oan.

SHA-1: dc7e28d61e982adb25c4ace8c97ce3ac7d80fffb
(0082983)
oan (developer)
2019-03-15 13:52

 Dear Andrey,

please review branch CR30573.

Test reports:
http://occt-tests/CR30573-master-OAN-OCCT/Windows-64-VC14/diff_summary.html [^]
http://occt-tests/CR30573-master-OAN-OCCT/Debian80-64/diff_summary.html [^]
(0083001)
git (administrator)
2019-03-15 18:05

 Branch CR30573 has been updated forcibly by oan.

SHA-1: 7e9925efec2dc1cc80662f6054f1b9793e3c121a
(0083002)
msv (developer)
2019-03-15 18:07

 Reviewed.
(0083007)
apn (administrator)
2019-03-15 19:06

 Combination -
OCCT branch : CR30573
master SHA - dc7e28d61e982adb25c4ace8c97ce3ac7d80fffb
d67d4b811012eef8913d3c535c29654d0acf3c4c
Products branch : master SHA - 19cf12d4f918562ea1456aa224c6f7a64b9c4ad7
was compiled on Linux, MacOS and Windows platforms and tested in optimize mode.

Number of compiler warnings:
No new/fixed warnings

Regressions/Differences/Improvements:
No regressions/differences

CPU differences:
Debian80-64:
OCCT
Total CPU difference: 16594.050000000094 / 16599.24999999996 [-0.03%]
Products
Total CPU difference: 9122.510000000038 / 9092.71000000004 [+0.33%]
Windows-64-VC14:
OCCT
Total CPU difference: 17988.640625 / 17985.28125 [+0.02%]
Products
Total CPU difference: 10584.359375 / 10460.953125 [+1.18%]

Image differences :
No differences that require special attention

Memory differences :
No differences that require special attention
(0083075)
git (administrator)
2019-03-19 10:32

 Branch CR30573 has been deleted by inv.

SHA-1: 7e9925efec2dc1cc80662f6054f1b9793e3c121a

- Related Changesets
occt: master e9fb0cba
Timestamp: 2019-03-14 16:22:04
Author: oan
Committer: apn
[ Details ] [ Diff ] 		0030573: OSD_Parallel_TBB: limit number of execution threads using settings of OSD_ThreadPool::DefaultPool()

Add tbb::task_scheduler_init to OSD_Parallel::forEach().
mod - src/OSD/OSD_Parallel_TBB.cxx [ Diff ] [ File ]

- Issue History
Date Modified Username Field Change
2019-03-14 19:23 oan New Issue
2019-03-14 19:23 oan Assigned To => abv
2019-03-14 20:12 git Note Added: 0082962
2019-03-14 21:21 kgv Relationship added related to 0029935
2019-03-15 11:51 git Note Added: 0082973
2019-03-15 13:52 oan Note Added: 0082983
2019-03-15 13:52 oan Status new => resolved
2019-03-15 13:52 oan Steps to Reproduce Updated View Revisions
2019-03-15 17:14 kgv Assigned To abv => msv
2019-03-15 18:05 git Note Added: 0083001
2019-03-15 18:07 msv Note Added: 0083002
2019-03-15 18:07 msv Assigned To msv => bugmaster
2019-03-15 18:07 msv Status resolved => reviewed
2019-03-15 19:06 apn Test case number => Not needed
2019-03-15 19:06 apn Note Added: 0083007
2019-03-15 19:06 apn Status reviewed => tested
2019-03-17 15:40 apn Changeset attached => occt master e9fb0cba
2019-03-17 15:40 apn Assigned To bugmaster => apn
2019-03-17 15:40 apn Status tested => verified
2019-03-17 15:40 apn Resolution open => fixed
2019-03-19 10:32 git Note Added: 0083075
2019-03-25 14:23 kgv Relationship added child of 0028199
2019-09-11 11:03 oan Relationship added parent of 0030959

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