As of block 788412 the #bitcoin mempool contains about 278,879 unconfirmed transactions.
An estimated 207,884 transactions or ~74% appear to be related to ordinals, filling over 37% of the total mempool storage space.
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total #mempool size: 135 MvB
ord transactions size: ~49 MvB
addtl. miner fees: 487,423,469 sats