VKTM - High CPU Usage On Linux Hosts
Last updated on MAY 23, 2018
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168 to 22.214.171.124 [Release 12.1]
VKTM process consumed high CPU resources / degraded host response.
These tunable parameters from Doc ID 1992652.1 have no effect:
_timer_precision : This sets how frequently (in milliseconds) VKTM wakes up and gets the time value.
_disable_highres_ticks : This disabled high resolution VKTM. With this set to TRUE, VKTM would only update every 100 milliseconds.
Adding of LUN's to host
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