prefetch: Introduce prefetch subsystem#944
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robertbaldyga merged 4 commits intoOpen-CAS:masterfrom Mar 23, 2026
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Metadata memory footprint reduction patches limited those values maximums to default, so there is no reason for them to be configurable anymore. Signed-off-by: Robert Baldyga <robert.baldyga@unvertical.com>
Allow to accessing collision metadata for read without acquiring hash bucket lock. Signed-off-by: Avi Halaf <avi.halaf@huawei.com> Signed-off-by: Robert Baldyga <robert.baldyga@unvertical.com>
Introduce a function for opportunistic lockless core line hit check. Signed-off-by: Robert Baldyga <robert.baldyga@unvertical.com>
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- Implement prefetch policy management - Implement prefetch engine - Implement basic reference prefetch policy - readahead NOTE: This is an example policy, not meant for production use - Introduce dedicated prefetch io class - Introduce new prefetch statistics - Update tests Signed-off-by: Michael Lyulko <michael.lyulko@huawei.com> Signed-off-by: Shai Fultheim <shai.fultheim@huawei.com> Signed-off-by: Ido Ben Tsion <ido.ben.tsion@huawei.com> Signed-off-by: Robert Baldyga <robert.baldyga@unvertical.com>
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