i check this link
Answer by NORDAN suggest to check “WRKSYSACT” command helps me to find out my problem
I found there is one task by name ” VLTAK” is consuming 100+ % CPU utli but its not consuming anything from (total syn I/O, total Asysn I/O or DB CPU util) so please i want to know what is this task VLTASK running on our i series and what will be the solution to run our system normally as this problem causes our system(iseries) very very slow.
AS400 System Administrator
Riyadh, Saudi Arabia.