How to bypass Lycamobile’s tethering block in Linux

I’ve been trying to get my Huawei E3276-150 4G/LTE USB modem to work with my PC Engines APU2 router board for quite a while. Once connected, the Huawei modem creates its own network thanks to its HiLink mode and is detected as an Ethernet over USB device in Linux. All I have to do is to …

Setting up a Huawei E3276-150 4G/LTE USB modem on Ubuntu Server/Desktop

I just received an unlocked Huawei E3276s-150 4G/LTE USB modem/surfstick I bought on eBay the other day. I went for the E3276s-150 because the 150 seemed to be the most compatible option for European 4G mobile networks. There are even cheaper Huawei E3276 models like the E3276-920 which you can buy for less than 20 bucks. However, …

QEMU on Haswell causes spurious MCE events

A few dozen times each day, the Xeon E3-1275 v3 CPU on my SuperMicro X10SLM-F board generates a Machine Check Event (MCE). The Linux kernel logs all MCEs in /var/log/syslog: mce: [Hardware Error]: Machine check events logged mce: [Hardware Error]: Machine check events logged CMCI storm detected: switching to poll mode CMCI storm subsided: switching …