Category Archives: hardware

Reorder the network connections on Windows 10

As a part of the leginon installation we may need to reorder the network connections, so that one of them is seen always as the first one. The reordering described on the picture and link above seems to work just … Continue reading

Posted in bits, windows, hardware, leginon, EM, XP | Leave a comment

GPU performance – an overview

Since Christmas is coming, it’s time to think about what to upgrade and why. We want maybe to get better GPUs, but better for what? For me it is not clear yet the usage the people give to them. It … Continue reading

Posted in bits, centos, EM, GPU, hardware, linux, nvidia, software | Leave a comment

No VLAN option for the Intel network interface on Windows 10

A VLAN (Virtual Local Area Network) is useful if you want to connect to two subnets at the same time, or if you want to add an extra layer of security. You can do that with two different network interfaces … Continue reading

Posted in bits, DHCP, hardware, software, windows | Leave a comment

Package atomic-registries requires python-pytoml error installing docker on CentOS 7

I’m moving dockers around. Most of my machines are Intel running CentOS 7. But on one Opteron running CentOS 7 (but same kernel than the intel) I got the next error when running yum. yum install docker ..stuff here, repository … Continue reading

Posted in centos, containers, docker, errors, filesystems, hardware, Uncategorized, yum | Leave a comment

CryoSPARC 2 update on CentOS 7

We have installed previously CryoSPARC 2, but since I’m kind of conservative about, I didn’t update it until I had a feature request from an user. The update is in principle quite easy. You just run cryosparcm update on the … Continue reading

Posted in bash, centos, cryoSPARC, EM, GPU, hardware, software | 1 Comment

Repairing a old OS disk with fsck

I have a Fedora 19 system that has been running as a data proxy without a break for like 4 years already. It’s on another subnet, and I don’t have easy access to it, so it has not been updated … Continue reading

Posted in bash, bits, centos, filesystems, hardware, linux | Leave a comment

Different data deletion methods

I was needing a nice summary of deletion methods, what they mean and what they do. What happens when you delete┬ásomething, and how reliable is your deletion method? Operation/tool Meaning Consequence Delete (in Explorer, or other file explorer) File is … Continue reading

Posted in bits, C, C++, centos, hardware, linux, mac, NTFS, windows, XP | Leave a comment