On 24/01/2018 03:15, Ken Moffat wrote: > On Thu, Jan 18, 2018 at 01:56:36PM -0800, Paul Rogers wrote: >>> And has anybody seen the "frequent reboots" on linux ? Or only on >>> windows ? >> >> Windows? Wazzat? ;-) >> >>> >>> Early reports suggested Haswell and Broadwell were affected - my >>> Haswell does have new firmware, but I haven't seen the problem. >> >> Not to beat a dead horse, but without an Intel Changelog how can you tell >> just what you have vs whatever "fix" causes the reboots? Maybe all you got >> were some of the usual "stability" fixes? >> >>> >>> I saw a report a little while ago claiming that machines as far back >>> as SandyBridge were also affected, but my SB didn't get newer >>> firmware. >>> >>> ĸen >> >> The initial reports suggest even my Conroes and Nehalem-Bloomfield/Lynnfield >> are! >> > > There is now a little documentation (it probably won't satisfy Paul, > it doesn't say what the various versions changed, but I don't think > there is anything for his machines anyway). > > First, from vmware, about problematic versions - mostly for Xeons, > but for Haswell they also mention i3-4300, i5-4500-TE, i7-4700-EQ > (no idea what the letters on the end mean, and my Haswell is i7-4790 > so I guess only a few specific models were affected, and possibly I > was wrong in assuming this was windows only. > > And from the horse's mouth, with instructions to stop/continue > deployment of certain versions: > https://newsroom.intel.com/wp-content/uploads/sites/11/2018/01/microcode-update-guidance.pdf > > Looks like Sandy Bridge and Ivy Bridge will not be getting updates, > so the same presumably applies to older generations. >
FWIW, yesterday, Debian sid downgraded microcode version from 0x23 to 0x22 for the i7-4790 CPU I use. Pierre -- http://lists.linuxfromscratch.org/listinfo/lfs-support FAQ: http://www.linuxfromscratch.org/blfs/faq.html Unsubscribe: See the above information page Do not top post on this list. A: Because it messes up the order in which people normally read text. Q: Why is top-posting such a bad thing? A: Top-posting. Q: What is the most annoying thing in e-mail? http://en.wikipedia.org/wiki/Posting_style
