https://community.hpe.com/t5/disk/about-disk-state-switch/m-p/3616320#M5687 Sorry for the confusion of above question.<BR /><BR />when there is no request for a certain period, a disk may spin down to standby state from idle state, and spin up to serve request when a request arrives.<BR /><BR />then, my question is :<BR /><BR />usually, how many times is a SCSI disk able to switch state from idle state to standby state, and back and forth?<BR /><BR /><BR />Thanks,<BR />Dong <BR /> Wed, 31 Aug 2005 22:02:04 GMT Dong Li 2005-08-31T22:02:04Z https://community.hpe.com/t5/disk/about-disk-state-switch/m-p/3616319#M5686 Hi,<BR /><BR />Any idea how many times for a SCSI disk to switch state from idle state to standby state, and back and forth?<BR /><BR /><BR />Thanks,<BR />Dong Wed, 31 Aug 2005 16:58:58 GMT https://community.hpe.com/t5/disk/about-disk-state-switch/m-p/3616319#M5686 Dong Li 2005-08-31T16:58:58Z https://community.hpe.com/t5/disk/about-disk-state-switch/m-p/3616320#M5687 Sorry for the confusion of above question.<BR /><BR />when there is no request for a certain period, a disk may spin down to standby state from idle state, and spin up to serve request when a request arrives.<BR /><BR />then, my question is :<BR /><BR />usually, how many times is a SCSI disk able to switch state from idle state to standby state, and back and forth?<BR /><BR /><BR />Thanks,<BR />Dong <BR /> Wed, 31 Aug 2005 22:02:04 GMT https://community.hpe.com/t5/disk/about-disk-state-switch/m-p/3616320#M5687 Dong Li 2005-08-31T22:02:04Z