Re: Python Pandas speed

2020-07-09 Thread Andrew MacIntyre
On 9/07/2020 11:05 pm, karu.pruun wrote: I do not know what causes the difference but one of the likely issues is that the Linux libraries have been built using optimizations that DragonFly is missing. I do not mean optimizations as in compiler flags (although these count as well), I mean

Re: Python Pandas speed

2020-07-09 Thread karu.pruun
Hello I do not know what causes the difference but one of the likely issues is that the Linux libraries have been built using optimizations that DragonFly is missing. I do not mean optimizations as in compiler flags (although these count as well), I mean different code paths. The challenge is to

Python Pandas speed

2020-07-09 Thread phansi.work
Hello, I wonder whether I am missing some optimisation libs? When I calculate covariance matrix using pandas, the performance is not great. Results: Size of series is always 250, number varies num init cov init cov 1000