Jens Axboe on Nostr: Did the same for BFQ, which was capped at 569K IOPS with 96% lock contention and 86% ...
Published at
2024-01-20 18:24:57Event JSON
{
"id": "46c99e509489ce4c6c86a9da8bf1e3a5c33525f87a4cfd06d35de93914cd37e8",
"pubkey": "4439224dcb1feee8d2533a16c9e92ac496c514d28cd54b70e5554820e3e4a2c2",
"created_at": 1705775097,
"kind": 1,
"tags": [
[
"e",
"46e8559000ab9a89ade39ebf500fc8fe0fe00b56c3c15719425da522a1294803",
"wss://relay.mostr.pub",
"reply"
],
[
"proxy",
"https://fosstodon.org/users/axboe/statuses/111789676822436021",
"activitypub"
]
],
"content": "Did the same for BFQ, which was capped at 569K IOPS with 96% lock contention and 86% sys time. Now runs at 1550K IOPS with ~30% lock contention, and 14.5% sys time. Patch here:\n\nhttps://git.kernel.dk/cgit/linux/commit/?h=block-deadline\u0026id=e38582207dbf894b18da56981248b1007bd0b675",
"sig": "1c7ca1dbe950320c86c036d75ef7da923f9ccd1960f075b6b6e7a4409348cfaee0a1323dcbe339605c173ff26fbb9b22ecb5223b25277243df71b1f88bd3aac9"
}