[16209.927138] hv_storvsc vmbus_0_13: cmd 0x35 scsi status 0x2 srb status 0x82
[16209.927142] hv_storvsc vmbus_0_13: stor pkt ffff88003b203100 autosense data valid - len 18
[16209.927144] storvsc: Sense Key : Unit Attention [current]
[16209.927146] storvsc: Add. Sense: Changed operating definition
[16209.927151] sd 0:0:0:0: Warning! Received an indication that the operating parameters on this target have changed. The Linux SCSI layer does not automatically adjust these parameters.
[45841.680551] INFO: task rs:main Q:Reg:882 blocked for more than 120 seconds.
[45841.680580]       Not tainted 3.13.0-32-generic #57-Ubuntu
[45841.680596] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.

System information as of Sun Aug  3 16:03:30 EDT 2014

  System load:  0.08              Processes:           231
  Usage of /:   3.6% of 96.59GB   Users logged in:     1
  Memory usage: 29%               IP address for eth0: 172.22.0.26
  Swap usage:   0%

cd /etc/default
sudo vi grub

sudo grub-update