Shared Hosting Not Cutting it?

[elvinelol]

# Fri Feb  1 21:35:10 2013
# Query_time: 2.246202  Lock_time: 0.000078 Rows_sent: 0  Rows_examined: 1
use fromthe4_vbulletin;
SET timestamp=1359779710;
UPDATE cron
		SET nextrun = 1359783300
		WHERE cronid = 29 AND nextrun = 1359779700

# Fri Feb  1 21:35:17 2013
# Query_time: 4.330291  Lock_time: 0.000187 Rows_sent: 0  Rows_examined: 6
use fromthe4_vbulletin;
SET timestamp=1359779717;
UPDATE blog AS blog,blog_aggregate_temp_1359779700 AS aggregate
	SET blog.views = blog.views + aggregate.views
	WHERE blog.blogid = aggregate.blogid

# Fri Feb  1 21:35:22 2013
# Query_time: 4.497857  Lock_time: 0.000000 Rows_sent: 0  Rows_examined: 0
use fromthe4_vbulletin;
SET timestamp=1359779722;
DROP TABLE IF EXISTS blog_aggregate_temp_1359779700

# Fri Feb  1 21:35:40 2013
# Query_time: 9.925802  Lock_time: 3.490327 Rows_sent: 17  Rows_examined: 17
use fromthe4_vbulletin;
SET timestamp=1359779740;
SELECT *
  FROM datastore
  WHERE title IN ('smiliecache','bbcodecache','banemail','ranks','options','bitfields','attachmentcache','forumcache','usergroupcache','stylecache','languagecache','products','pluginlist','cron','profilefield','loadcache','noticecache','activitystream')

# Fri Feb  1 21:35:47 2013
# Query_time: 6.873099  Lock_time: 4.622681 Rows_sent: 0  Rows_examined: 0
use fromthe4_vbulletin;
SET timestamp=1359779747;
SELECT *
  FROM session
  WHERE userid = 0
  AND host = '66.249.73.132'
  AND idhash = '021beeb527c7c95112d9c8c95547709a'
  LIMIT 1

# Fri Feb  1 21:35:52 2013
# Query_time: 7.974552  Lock_time: 1.364796 Rows_sent: 1  Rows_examined: 1
use fromthe4_vbulletin;
SET timestamp=1359779752;
SELECT *
  FROM session
  WHERE sessionhash = 'cdd25f1b226e193ff2acd18325c3a616'
  AND lastactivity > 1359778844
  AND idhash = '6aeb64ee0ea98ee32e7312b54577a0ec'

# Fri Feb  1 21:35:52 2013
# Query_time: 11.414806  Lock_time: 4.626423 Rows_sent: 0  Rows_examined: 0
use fromthe4_vbulletin;
SET timestamp=1359779752;
SELECT *
  FROM session
  WHERE userid = 0
  AND host = '72.223.6.85'
  AND idhash = 'aaebcd6f362ba57662b1cc3b0ee9b424'
  LIMIT 1

# Fri Feb  1 21:36:33 2013
# Query_time: 5.683098  Lock_time: 0.000054 Rows_sent: 0  Rows_examined: 1
use fromthe4_vbulletin;
SET timestamp=1359779793;
UPDATE cron
		SET nextrun = 1359779820
		WHERE cronid = 32 AND nextrun = 1359779760

# Fri Feb  1 21:40:01 2013
# Query_time: 1.195400  Lock_time: 0.000120 Rows_sent: 1  Rows_examined: 1
use fromthe4_vbulletin;
SET timestamp=1359780001;
SELECT IF(thread.visible = 2, 1, 0) AS isdeleted,
  post.pagetext AS description,
  thread.*
  FROM thread AS thread
  LEFT JOIN post AS post ON(post.postid = thread.firstpostid)
  WHERE thread.threadid = 99

# Fri Feb  1 21:47:43 2013
# Query_time: 2.975253  Lock_time: 0.806965 Rows_sent: 1  Rows_examined: 1
use fromthe4_vbulletin;
SET timestamp=1359780463;
SELECT *
  FROM session
  WHERE userid = 0
  AND host = '173.199.119.59'
  AND idhash = '1d41bce29a10b8fdb3d72b2fbac134e8'
  LIMIT 1

# Fri Feb  1 21:47:55 2013
# Query_time: 5.401879  Lock_time: 3.340980 Rows_sent: 17  Rows_examined: 17
use fromthe4_vbulletin;
SET timestamp=1359780475;
SELECT *
  FROM datastore
  WHERE title IN ('smiliecache','bbcodecache','mailqueue','bookmarksitecache','options','bitfields','attachmentcache','forumcache','usergroupcache','stylecache','languagecache','products','pluginlist','cron','profilefield','loadcache','noticecache','activitystream')

# Fri Feb  1 21:50:45 2013
# Query_time: 4.390896  Lock_time: 2.244348 Rows_sent: 17  Rows_examined: 17
use fromthe4_vbulletin;
SET timestamp=1359780645;
SELECT *
  FROM datastore
  WHERE title IN ('smiliecache','bbcodecache','mailqueue','bookmarksitecache','options','bitfields','attachmentcache','forumcache','usergroupcache','stylecache','languagecache','products','pluginlist','cron','profilefield','loadcache','noticecache','activitystream')

# Fri Feb  1 21:52:27 2013
# Query_time: 1.704731  Lock_time: 0.189938 Rows_sent: 2  Rows_examined: 15
use fromthe4_vbulletin;
SET timestamp=1359780747;
SELECT
  post.*, post.username AS postusername, post.ipaddress AS ip, IF(post.visible = 2, 1, 0) AS isdeleted,
  user.*, userfield.*, usertextfield.*,
  icon.title as icontitle, icon.iconpath,
  avatar.avatarpath, NOT ISNULL(customavatar.userid) AS hascustomavatar, customavatar.dateline AS avatardateline,customavatar.width AS avwidth,customavatar.height AS avheight,
  editlog.userid AS edit_userid, editlog.username AS edit_username, editlog.dateline AS edit_dateline,
  editlog.reason AS edit_reason, editlog.hashistory,
  postparsed.pagetext_html, postparsed.hasimages,
  sigparsed.signatureparsed, sigparsed.hasimages AS sighasimages,
  sigpic.userid AS sigpic, sigpic.dateline AS sigpicdateline, sigpic.width AS sigpicwidth, sigpic.height AS sigpicheight,
  IF(user.displaygroupid=0, user.usergroupid, user.displaygroupid) AS displaygroupid, infractiongroupid
  ,blog_user.entries
		FROM post AS post
		LEFT JOIN user AS user ON(user.userid = post.userid)
		LEFT JOIN userfield AS userfield ON(userfield.userid = user.userid)
		LEFT JOIN usertextfield AS usertextfield ON(usertextfield.userid = user.userid)
		LEFT JOIN icon AS icon ON(icon.iconid = post.iconid)
		LEFT JOIN avatar AS avatar ON(avatar.avatarid = user.avatarid) LEFT JOIN customavatar AS customavatar ON(customavatar.userid = user.userid)
  LEFT JOIN editlog AS editlog ON(editlog.postid = post.postid)
		LEFT JOIN postparsed AS postparsed ON(postparsed.postid = post.postid AND postparsed.styleid = 3 AND postparsed.languageid = 1)
		LEFT JOIN sigparsed AS sigparsed ON(sigparsed.userid = user.userid AND sigparsed.styleid = 3 AND sigparsed.languageid = 1)
		LEFT JOIN sigpic AS sigpic ON(sigpic.userid = post.userid)
  LEFT JOIN blog_user AS blog_user ON (blog_user.bloguserid = post.userid)
		WHERE post.postid IN (0467,1485)
		ORDER BY post.dateline

This was one of the newest logs, I'm not familiar with cron jobs. Are these done on vB or on the server? Should I assume my host cannot handle the demands of my site?

http://pastebin.com/4p9SaJzY

Example of another, but much larger log.