Franck Pachot je proslijedio/a tweet korisnika/ceBrendan Gregg
Seen a performance dropdown in your database server since the Spectre/Meltdown/… mitigations?
Read this post by @brendangregg
Then think about:
reduce your syscalls + context switches (app design)
use large pages, reduce page faults (server settings)
+ use efficient databasehttps://twitter.com/brendangregg/status/1191528247512580096 …
Franck Pachot je dodan/na,
Brendan Gregg @brendangregg
Did Linux get slower after 4.14? Yes, if you use the KPTI defaults. How much? Between 1 and 800%, depending on your workload. I expected our workloads to slow by between 0.1 and 6%. I wrote about it before http://www.brendangregg.com/blog/2018-02-09/kpti-kaiser-meltdown-performance.html …
02:52 - 5. stu 2019.
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