Also we wanted without OMP_THREAD_LIMIT=1 is tesseract-4.1 is running multi threading or not?
On Thu, Oct 1, 2020 at 11:23 AM Sarath C P <mailtosarat...@gmail.com> wrote: > Hi, >> Please see steps followed. >> >> OS: LINUX, 4 CPUS , 2 CORES > >> Version tesseract - 4.1 >> >> 1. Our python web application running in nginx and gunicorn(3 worker and >> 1 thread) >> >> 2. We tried to stimulate 3 requests in parallel using script. >> >> 3. In tesseract - 4.1 (*Openmp disabled by defaul*t) wthout setting >> OMP_THREAD_LIMIT tesseract gave 20 seconds to process 3 request's in >> avareage. after setting OMP_THREAD_LIMIT=1 , It processed 3 requests in 10 >> seconds. >> > > Previously when used tesseract-4.0(*Openmp enabled by default*) was > giving the worst performance. Then we thought to disable it by > OMP_THREAD_LIMIT=1 and gave a good performance. > > we used pytesseract==0.3.0 for calling the tesseract-ocr.why this > contradiction, please comment on this? > > > > > > > > > >> >> > > >> Can you comment on following question >> If we didn't set up the OMP_THREAD_LIMIT, does it enable multithreading >> in Tesseract-4.1? >> >> >> On Wed, Sep 30, 2020 at 5:39 PM Zdenko Podobny <zde...@gmail.com> wrote: >> >>> 1. OMP_THREAD_LIMIT is an environment variable so it affects >>> "everything" not only tesseract. >>> 2. How did you measure performance? Provide details including OS, hw >>> etc. >>> >>> Zdenko >>> >>> >>> st 30. 9. 2020 o 14:05 Sarath C P <mailtosarat...@gmail.com> napísal(a): >>> >>>> OpenMP disabled in tesseract-ocr default. but when I am seeting >>>> OMP_THREAD_LIMIT it gives performance improvement why? >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "tesseract-ocr" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to tesseract-ocr+unsubscr...@googlegroups.com. >>>> To view this discussion on the web visit >>>> https://groups.google.com/d/msgid/tesseract-ocr/66b3ec4b-a9ce-4bb1-8bd8-e4f858204106n%40googlegroups.com >>>> <https://groups.google.com/d/msgid/tesseract-ocr/66b3ec4b-a9ce-4bb1-8bd8-e4f858204106n%40googlegroups.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> -- >>> You received this message because you are subscribed to a topic in the >>> Google Groups "tesseract-ocr" group. >>> To unsubscribe from this topic, visit >>> https://groups.google.com/d/topic/tesseract-ocr/Zo4jqQT0--w/unsubscribe. >>> To unsubscribe from this group and all its topics, send an email to >>> tesseract-ocr+unsubscr...@googlegroups.com. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/tesseract-ocr/CAJbzG8xNrMmS6sVu8ob_tJ36HKsfthyvdntLqHb8j%2Bb5herpnA%40mail.gmail.com >>> <https://groups.google.com/d/msgid/tesseract-ocr/CAJbzG8xNrMmS6sVu8ob_tJ36HKsfthyvdntLqHb8j%2Bb5herpnA%40mail.gmail.com?utm_medium=email&utm_source=footer> >>> . >> >> -- You received this message because you are subscribed to the Google Groups "tesseract-ocr" group. To unsubscribe from this group and stop receiving emails from it, send an email to tesseract-ocr+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/tesseract-ocr/CAAEyU3YJyG5F1R3BgErUBUmyYsKtUnxf6BwNZhSHka2mh9kq9g%40mail.gmail.com.
