Sleep Query Problem

[MAORBARI]

98026 ****** localhost ****** 454 Sleep
98016 ****** localhost ****** 458 Sleep
98012 ****** localhost ****** 460 Sleep
98009 ****** localhost ****** 461 Sleep
98007 ****** localhost ****** 462 Sleep
98002 ****** localhost ****** 471 Sleep
97992 ****** localhost ****** 477 Sleep
97991 ****** localhost ****** 479 Sleep
97981 ****** localhost ****** 487 Sleep
97979 ****** localhost ****** 490 Sleep
97969 ****** localhost ****** 498 Sleep
97963 ****** localhost ****** 500 Sleep
97945 ****** localhost ****** 519 Sleep
97942 ****** localhost ****** 520 Sleep
97943 ****** localhost ****** 520 Sleep
97944 ****** localhost ****** 520 Sleep
97946 ****** localhost ****** 520 Sleep
97937 ****** localhost ****** 521 Sleep
97938 ****** localhost ****** 521 Sleep
97935 ****** localhost ****** 522 Sleep
97936 ****** localhost ****** 522 Sleep
97939 ****** localhost ****** 522 Sleep
97932 ****** localhost ****** 525 Sleep
97933 ****** localhost ****** 525 Sleep
97926 ****** localhost ****** 529 Sleep
97924 ****** localhost ****** 533 Sleep
97903 ****** localhost ****** 540 Sleep
97904 ****** localhost ****** 540 Sleep
97900 ****** localhost ****** 542 Sleep
97887 ****** localhost ****** 549 Sleep
97872 ****** localhost ****** 558 Sleep
97873 ****** localhost ****** 558 Sleep
97870 ****** localhost ****** 561 Sleep
97867 ****** localhost ****** 563 Sleep
97851 ****** localhost ****** 582 Sleep
97849 ****** localhost ****** 584 Sleep
97809 ****** localhost ****** 603 Sleep
97811 ****** localhost ****** 603 Sleep
97812 ****** localhost ****** 603 Sleep
97808 ****** localhost ****** 605 Sleep
97792 ****** localhost ****** 623 Sleep
97787 ****** localhost ****** 626 Sleep
97771 ****** localhost ****** 644 Sleep
97770 ****** localhost ****** 647 Sleep
97759 ****** localhost ****** 657 Sleep
97758 ****** localhost ****** 658 Sleep
97753 ****** localhost ****** 665 Sleep
97750 ****** localhost ****** 668 Sleep
97751 ****** localhost ****** 668 Sleep
97746 ****** localhost ****** 673 Sleep

I have version 3.8.3, This flood happened to me once a day\2 days..
And i cant find the source of the problem.
I had tried to disable all plugins and it is continue.

What i need to do?
Thank you !

[BirdOPrey5]

Have you tried contacting your host? (Assuming you have one...)

[MAORBARI]

Yes.. He told me that.. I didnt know I have that problem.. He told me that my "vBulletin" system is bad, He dont know what to do and said i need fix it quickly..
What i can do?
Thank you a lot !

[BirdOPrey5]

Have you made any recent changes to your forum? How long have you had this forum on this host? Is it shared hosting?

[MAORBARI]

Yes i did. I had a week, But in previous host, it was too but i didnt know it.
and yes it is shared.
Thank you for help..