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US 2026/0010306 A1Published application
Method and device with page list management
AssigneeSamsung Electronics Co., Ltd.
InventorsLiyuan ZHANG, Deok-Jae OH, Yuehua DAI, Mao CHEN, Xiao LAN
Life of this patent
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Abstract
A method includes obtaining statistical information about page access by scanning a page table entry related to a page table, classifying a page in the page table entry as a hot page or a cold page based on the statistical information, generating a page list comprising the classified hot page or the classified cold page, and transmitting the page list to a host device, wherein the page list is used to adjust a least recently used (LRU) list.
Claims20
A method comprising:
- obtaining statistical information about page access by scanning a page table entry related to a page table;
- classifying a page in the page table entry as a hot page or a cold page based on the statistical information;
- generating a page list comprising the classified hot page or the classified cold page;
- and
- transmitting the page list to a host device,
- wherein the page list is used to adjust a least recently used (LRU) list.
3 more elements
A method comprising:
- receiving, from a compute express link (CXL) device, a page list in which a page in a page table entry is classified as a hot page or a cold page;
- and
- adjusting a least recently used (LRU) list based on the page list,
- wherein the page list is generated based on statistical information about page access obtained by scanning the page table entry related to a page table.
1 more element
A device for managing a page list, the device comprising:
- a compute express link (CXL) device comprising a CXL processor and a CXL memory;
- and
- a host device comprising a host processor and a host memory,
- wherein the CXL device is configured to:
- obtain statistical information about page access by scanning a page table entry related to a page table;
- classify a page in the page table entry as a hot page or a cold page based on the statistical information;
- generate a page list comprising the classified hot page or the classified cold page;
- and
- transmit the page list to a host device, and
- wherein the page list is used to adjust a least recently used (LRU) list.
7 more elements
Dependencies are inferred from the claim text.