Juha-Matti Tilli

icon indicating an email [email protected]

icon company Goodmill Systems / Aalto University icon location Espoo, Finland icon location Software developer, communications engineering doctoral student researcher, computer security expert. Interested in performance, parsing, DSLs, algorithms, etc.

Results 4 comments of Juha-Matti Tilli

tune2fs man page should have more warnings about large_dir

Yes, certainly it's far better to support large_dir in grub rather than to add a warning into the manual page. So if there's already a patch for grub, I agree...

Parallelized dgetrf doesn't detect matrix as singular

The hardware is a VirtualBox virtual machine running Ubuntu 20.04 LTS on top of Windows 11 host. CPU is Intel Core i7-10510U and hardware virtualization is being used.

Parallelized dgetrf doesn't detect matrix as singular

Here are the cpuinfo flags: flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht...

Parallelized dgetrf doesn't detect matrix as singular

Maybe this is more like an issue due to limited floating point precision rather than a real problem. I understand that in parallel versions, calculations can happen in different order...