| 发明名称 |
GROUPING TRACKS FOR DESTAGING |
| 摘要 |
Various embodiments for grouping tracks for destaging by a processor device in a computing environment are provided. Tracks are selected for destaging from a least recently used (LRU) list and the selected tracks are moved to a destaging wait list. One of the selected tracks is selected from the destaging wait list and the selected tracks are grouped for destaging. A first track and a last track are located from the group of selected tracks of the destaging wait list. The destaging is commenced from the first track in the group of selected tracks. A track is added to the group of selected tracks if the track is one of modified and located in a cache, otherwise, a next one of the selected tracks in the group of selected tracks is moved to. |
| 申请公布号 |
US2016267019(A1) |
申请公布日期 |
2016.09.15 |
| 申请号 |
US201615160609 |
申请日期 |
2016.05.20 |
| 申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
BENHASE Michael T.;GUPTA Lokesh M.;KALOS Matthew J.;RINALDI Brian A. |
| 分类号 |
G06F12/12 |
主分类号 |
G06F12/12 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A method for grouping tracks for destaging by a processor device in a computing environment, the method comprising:
selecting tracks for destaging from a least recently used (LRU) list and moving the selected tracks to a destaging wait list; selecting one of the selected tracks from the destaging wait list and grouping the selected tracks for destaging; locating a first track and a last track from the group of selected tracks of the destaging wait list; commencing the destaging from the first track in the group of selected tracks; and adding a track to the group of selected tracks if the track is one of modified and located in a cache, otherwise:
moving to a next one of the selected tracks in the group of selected tracks. |
| 地址 |
Armonk NY US |
