cockroachdb / cockroachdb/cockroach

admission: consider IOPS as a bottleneck resource, and shape read bandwidth consumption

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A-admission-control C-enhancement P-3 T-admission-control
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Description

And shape both reads and writes consuming IOPS and bandwidth.

See (internal link) https://github.com/cockroachlabs/support/issues/2395#issuecomment-1631471135 for motivation.

Preliminary design sketch (internal link) https://docs.google.com/document/d/1KelFCIUd9jaBkAev5G6CReI_kA-u_pv6CHHNjjD4-lk/edit

Jira issue: CRDB-30133

Epic CRDB-42949

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