Patent ID: 7716437

Claim:
A system to dynamically alter a task timer value in a remote mirror and copy environment, the system comprising: a host system to issue a write command to a primary storage device; the primary storage device configured to receive the write command and, in response, write data to a primary volume associated with the primary storage device; the primary storage device further configured to send a copy of the data to a secondary storage device and initiate a timer upon sending the copy; the secondary storage device configured to receive the copy of the data from the primary storage device and mirror the data to a secondary volume associated with the secondary storage device; the secondary storage device further configured to send an acknowledge signal to the primary storage device in the event it successfully mirrors the data to the secondary volume; the primary storage device further configured notify the host system that the primary and secondary volumes are suspended in the event the acknowledge signal is not received before the timer expires; and the host system further configured to dynamically alter the duration of the timer by sending a command to the primary storage device.