Re: [Beowulf] RHEL7 kernel update for L1TF vulnerability breaks RDMA

2018-08-19 Thread Jonathan Engwall
Thank you On August 19, 2018, at 2:10 PM, Chris Samuel wrote: On Monday, 20 August 2018 6:32:26 AM AEST Jonathan Engwall wrote: > I am not shocked that my previous message may have been removed. To clarify: nothing has been removed to my knowledge. Your email is in the list archives.

Re: [Beowulf] RHEL7 kernel update for L1TF vulnerability breaks RDMA

2018-08-19 Thread Jonathan Engwall
As far as vulnerabilities go, here is a terrible idea: Write a little login patch that grabs your own email address and uses it to attempt to login to Facebook without a password 1000 times per second. Kill the script after two seconds. You want to read the Facebook head first so you can kick

Re: [Beowulf] RHEL7 kernel update for L1TF vulnerability breaks RDMA

2018-08-19 Thread Jörg Saßmannshausen
Dear all, whereas I am accepting that no system is 100% secure ans bug-free, I am beginning to wonder whether the current problems we are having are actually design flaws and whether, and that is the more important bit, Intel and other vendors did know about it. I am thinking of the famous

Re: [Beowulf] RHEL7 kernel update for L1TF vulnerability breaks RDMA

2018-08-19 Thread Chris Samuel
On Monday, 20 August 2018 6:32:26 AM AEST Jonathan Engwall wrote: > I am not shocked that my previous message may have been removed. To clarify: nothing has been removed to my knowledge. Your email is in the list archives. http://beowulf.org/pipermail/beowulf/2018-August/035219.html All the