A failure reproducing apparatus according to the present invention includes a log analyzing unit that determines processes that have caused a failure when the failure has occurred in a server system, a target-value calculating unit that calculates a target value on the basis of execution time of each process, and a time-lag calculating unit that calculates a time lag. One or more requests to read data from one or more disks are scheduled by suspending one or more requests to read data from the disk for a predefined period of time. The second seat support mechanism includes at least one seat arm having front and rear arm extensions and connected to the support for pivotal movement about a horizontal axis.