"So, a malicious program can exploit Meltdown and Spectre to get hold of secrets stored in the memory of other running programs." All of our cloud services are affected by updates required to mitigate the Meltdown vulnerability. We heavily rely on cloud services to run our back-end and we may experience further service issues due to ongoing updates. An excerpt of Intel's comments below:The performance impact of the mitigation on 8th generation platforms (Kaby Lake, Coffee Lake) with SSDs is small...the expected impact is less than 6 percent. --Navin Shenoy, Intel, January 10, 2018 (see full Intel statement)See this Intel PDF chart of benchmarksMicrosoft makes a similar statement in the post "Understanding the performance impact of Spectre and Meltdown mitigations on Windows Systems under the subheading "Performance."

Source: Forbes January 14, 2018 18:33 UTC