The usual Ottoman kinetic response to Mahdist rebellions started with the janissaries--but often this was supplemented with IO/IW in the form of fatwas and other religious salients.
Video of Tim Furnish's presentation at the recent Boston University Conference, "Apocalyptic Hopes, Millennial Dreams and Global Jihad." The introduction by Richard Landes is noteworthy for his high estimation of Dr. Furnish in this formerly obscure but now frighteningly relevant field of Islamic Eschatology and Mahdi Movements.
This is a profound talk, which touches on Sufism and other Islamic sects, complexities of Ottoman rule, and an array of related topics which are of great help in informing our understanding of the Islamic State and its apocalyptic ambitions.
The COIN of the Ottoman Realm Spent Against Proto-ISIS Groups
Timothy Furnish, Mahdi Watch — May 19, 2015
"Its two main points are that 1) eschatological/Mahdist groups are not new with ISIS, but have been around for centuries; and 2) the counter-insurgency (COIN) methods employed by the Sunni Ottoman state to fight such Islamic challenges to its rule are instructive for Muslim regimes today."
Link to video:
Rejecting Millennial Time: The Ottoman Empire's 700-year War against Mahdism