The fact that Russia is facing shortages of certain types of weapons is obvious. They are short on ammunition too as well as parts needed to repair artillery and tanks - including howitzer barrels.
Recently, it has been noticed that the artillery shelling conducted by the Russian Army in Ukraine is
Ukraine keeps destroying 40 artillery systems a day (whatever that may include), i hope Russia will run out of usable artillery in foreseeable future
They’ve been destroying massive amounts of artillery for months now, it’s impressive.