# # tuned configuration # [main] summary=Optimize for running KVM guests include=throughput-performance [sysctl] # Start background writeback (via writeback threads) at this percentage (system # default is 10%) vm.dirty_background_ratio = 5 # The total time the scheduler will consider a migrated process # "cache hot" and thus less likely to be re-migrated # (system default is 500000, i.e. 0.5 ms) kernel.sched_migration_cost_ns = 5000000