Lines Matching refs:offline
17 1.3. Unit of Memory online/offline operation
27 6.1 Memory offline and ZONE_MOVABLE
28 6.2. How to offline memory
87 In this document, this phase is described as online/offline.
96 Unit of Memory online/offline operation
106 unit upon which memory online/offline operations are to be performed. The
178 - at read: contains online/offline state of memory.
181 "online_movable", "online", "offline" command
234 You may have to write it by yourself or online/offline memory by hand.
273 To see (online/offline) state of a memory block, read 'state' file::
279 - If the memory block is offline, you'll read "offline".
293 option. If it is disabled the default is "offline" which means the newly added
301 be hotplugged. Currently offline blocks keep their state. It is possible, under
342 Memory offline and ZONE_MOVABLE
345 Memory offlining is more complicated than memory online. Because memory offline
346 has to make the whole memory block be unused, memory offline can fail if
349 In general, memory offline can use 2 techniques.
354 In the current implementation, Linux's memory offline uses method (2), freeing
369 Size of memory not for movable pages (not for offline) is YYYY.
370 Size of memory for movable pages (for offline) is TOTAL-YYYY.
373 Size of memory not for movable pages (not for offline) is TOTAL - ZZZZ.
374 Size of memory for movable pages (for offline) is ZZZZ.
383 How to offline memory
386 You can offline a memory block by using the same sysfs interface that was used
389 % echo offline > /sys/devices/system/memory/memoryXXX/state
391 If offline succeeds, the state of the memory block is changed to be "offline".
393 Even if a memory block does not belong to ZONE_MOVABLE, you can try to offline
399 able to offline it (or not). (For example, a page is referred to by some kernel
443 the memory block that we attempted to offline.
473 - start_pfn is start_pfn of online/offline memory.
474 - nr_pages is # of pages of online/offline memory.
506 - memmap removing at memory offline.