Restarted service cloud-config

I have lots of email with this error.

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Restarted service cloud-config on centos-1gb-blr1-01 at Tue Jul 26 20:30:02 UTC 2016
Starting cloud-init: Cloud-init v. 0.7.5 running 'modules:config' at Tue, 26 Jul 2016 20:30:02 +0000. Up 570953.81 seconds.
Restarted service cloud-final on centos-1gb-blr1-01 at Tue Jul 26 20:30:02 UTC 2016
Starting cloud-init: Cloud-init v. 0.7.5 running 'modules:final' at Tue, 26 Jul 2016 20:30:02 +0000. Up 570954.24 seconds.
Cloud-init v. 0.7.5 finished at Tue, 26 Jul 2016 20:30:02 +0000. Datasource DataSourceNone.  Up 570954.37 seconds
2016-07-26 20:30:02,870 - cc_final_message.py[WARNING]: Used fallback datasource
Restarted service cloud-init on centos-1gb-blr1-01 at Tue Jul 26 20:30:02 UTC 2016
Starting cloud-init: Cloud-init v. 0.7.5 running 'init' at Tue, 26 Jul 2016 20:30:03 +0000. Up 570954.68 seconds.
ci-info: ++++++++++++++++++++++++++Net device info+++++++++++++++++++++++++++
ci-info: +--------+-------+-------------+---------------+-------------------+
ci-info: | Device |   Up  |   Address   |      Mask     |     Hw-Address    |
ci-info: +--------+-------+-------------+---------------+-------------------+
ci-info: |   lo   |  True |  127.0.0.1  |   255.0.0.0   |         .         |
ci-info: |  eth1  | False |      .      |       .       | 04:01:1b:a7:d1:02 |
ci-info: |  eth0  |  True | 139.59.0.91 | 255.255.240.0 | 04:01:1b:a7:d1:01 |
ci-info: +--------+-------+-------------+---------------+-------------------+
ci-info: +++++++++++++++++++++++++++++++Route info+++++++++++++++++++++++++++++++
ci-info: +-------+-------------+------------+---------------+-----------+-------+
ci-info: | Route | Destination |  Gateway   |    Genmask    | Interface | Flags |
ci-info: +-------+-------------+------------+---------------+-----------+-------+
ci-info: |   0   |  139.59.0.0 |  0.0.0.0   | 255.255.240.0 |    eth0   |   U   |
ci-info: |   1   | 169.254.0.0 |  0.0.0.0   |  255.255.0.0  |    eth0   |   U   |
ci-info: |   2   |  10.47.0.0  |  0.0.0.0   |  255.255.0.0  |    eth0   |   U   |
ci-info: |   3   |   0.0.0.0   | 139.59.0.1 |    0.0.0.0    |    eth0   |   UG  |
ci-info: +-------+-------------+------------+---------------+-----------+-------+
Restarted service cloud-init-local on centos-1gb-blr1-01 at Tue Jul 26 20:30:03 UTC 2016
Starting cloud-init: Cloud-init v. 0.7.5 running 'init-local' at Tue, 26 Jul 2016 20:30:03 +0000. Up 570955.39 seconds.
Restarted service iscsi on centos-1gb-blr1-01 at Tue Jul 26 20:30:04 UTC 2016
Stopping iscsi: [  OK  ]
Restarted service iscsid on centos-1gb-blr1-01 at Tue Jul 26 20:30:04 UTC 2016
Stopping iscsid:
[FAILED]
Restarted service kdump on centos-1gb-blr1-01 at Tue Jul 26 20:30:04 UTC 2016
Memory for crashkernel is not reserved
Please reserve memory by passing "crashkernel=X@Y" parameter to the kernel
Stopping kdump:[FAILED]
Starting kdump:[FAILED]
Restarted service mdmonitor on centos-1gb-blr1-01 at Tue Jul 26 20:30:04 UTC 2016

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What is it?  Can it be solved?

I can turn off cloud-init in chkconfig? It serves to normal server operations?

Hi, yes you can do it.
But better way ask your service provider