| /linux/tools/testing/selftests/cgroup/ |
| H A D | memcg_protection.m | 5 % This script simulates reclaim protection behavior on a single level of memcg
10 % reclaim) and then the reclaim starts, all memory is reclaimable, i.e. treated
11 % same. It simulates only non-low reclaim and assumes all memory.min = 0.
27 % Minimal reclaim amount (GB)
72 % nothing to reclaim, reached equilibrium
79 % XXX here I do parallel reclaim of all siblings
80 % in reality reclaim is serialized and each sibling recalculates own residual
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| /linux/Documentation/core-api/ |
| H A D | memory-allocation.rst | 43 direct reclaim may be triggered under memory pressure; the calling
46 handler, use ``GFP_NOWAIT``. This flag prevents direct reclaim and
75 prevent recursion deadlocks caused by direct memory reclaim calling
88 GFP flags and reclaim behavior
90 Memory allocations may trigger direct or background reclaim and it is
96 doesn't kick the background reclaim. Should be used carefully because it
98 reclaim.
102 context but can wake kswapd to reclaim memory if the zone is below
112 * ``GFP_KERNEL`` - both background and direct reclaim are allowed and the
120 reclaim (one round of reclaim in this implementation). The OOM killer
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| /linux/Documentation/ABI/testing/ |
| H A D | sysfs-kernel-mm-numa | 9 Description: Enable/disable demoting pages during reclaim
11 Page migration during reclaim is intended for systems
16 Allowing page migration during reclaim enables these
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| /linux/Documentation/driver-api/cxl/allocation/ |
| H A D | reclaim.rst | 6 Another way CXL memory can be utilized *indirectly* is via the reclaim system
11 memory can be consumed by various pieces of reclaim system.
15 By default, the reclaim system will prefer swap (or zswap) when reclaiming
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| H A D | page-allocator.rst | 52 In the reclaim section we'll discuss some limitations of this interface to
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| /linux/Documentation/mm/ |
| H A D | multigen_lru.rst | 7 page reclaim and improves performance under memory pressure. Page
8 reclaim decides the kernel's caching policy and ability to overcommit
110 eviction. They form a closed-loop system, i.e., the page reclaim.
174 ignored when the current memcg is under reclaim. Similarly, page table
175 walkers will ignore pages from nodes other than the one under reclaim.
187 can incur the highest CPU cost in the reclaim path.
228 global reclaim, which is critical to system-wide memory overcommit in
229 data centers. Note that memcg LRU only applies to global reclaim.
241 In terms of global reclaim, it has two distinct features:
245 2. Eventual fairness, which allows direct reclaim to bail out at will
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| /linux/Documentation/admin-guide/mm/ |
| H A D | multigen_lru.rst | 7 page reclaim and improves performance under memory pressure. Page
8 reclaim decides the kernel's caching policy and ability to overcommit
138 Proactive reclaim
140 Proactive reclaim induces page reclaim when there is no memory
142 comes in, the job scheduler wants to proactively reclaim cold pages on
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| H A D | concepts.rst | 179 repurposing them is called (surprise!) `reclaim`. Linux can reclaim
190 will trigger `direct reclaim`. In this case allocation is stalled
208 Like reclaim, the compaction may happen asynchronously in the ``kcompactd``
215 kernel will be unable to reclaim enough memory to continue to operate. In
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| H A D | idle_page_tracking.rst | 80 reclaim unreferenced pages first on memory shortage conditions. A page is
95 When a dirty page is written to swap or disk as a result of memory reclaim or
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| H A D | zswap.rst | 123 incompressible), users can observe reclaim inefficiency after disabling
127 can be advantageous to proactively write these cold pages to swap and reclaim
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| /linux/Documentation/admin-guide/device-mapper/ |
| H A D | dm-zoned.rst | 27 internally for storing metadata and performing reclaim operations.
108 situation, a reclaim process regularly scans used conventional zones and
109 tries to reclaim the least recently used zones by copying the valid
128 (for both incoming BIO processing and reclaim process) and all dirty
184 Normally the reclaim process will be started once there are less than 50
185 percent free random zones. In order to start the reclaim process manually
191 dmsetup message /dev/dm-X 0 reclaim
193 will start the reclaim process and random zones will be moved to sequential
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| /linux/Documentation/translations/zh_CN/admin-guide/mm/damon/ |
| H A D | index.rst | 24 reclaim
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| H A D | reclaim.rst | 4 :Original: Documentation/admin-guide/mm/damon/reclaim.rst
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| /linux/Documentation/translations/zh_TW/admin-guide/mm/damon/ |
| H A D | index.rst | 24 reclaim
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| H A D | reclaim.rst | 4 :Original: Documentation/admin-guide/mm/damon/reclaim.rst
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| /linux/tools/testing/selftests/damon/ |
| H A D | Makefile | 16 TEST_PROGS += reclaim.sh lru_sort.sh
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| /linux/drivers/media/mmc/siano/ |
| H A D | smssdio.c | 303 goto reclaim; in smssdio_probe()
307 reclaim: in smssdio_probe()
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| /linux/drivers/md/ |
| H A D | dm-zoned-target.c | 422 dmz_reclaim_bio_acc(zone->dev->reclaim); in dmz_handle_bio()
927 ret = dmz_ctr_reclaim(dmz->metadata, &dmz->dev[i].reclaim, i); in dmz_ctr()
969 dmz_dtr_reclaim(dmz->dev[i].reclaim); in dmz_dtr()
1042 dmz_suspend_reclaim(dmz->dev[i].reclaim); in dmz_suspend()
1056 dmz_resume_reclaim(dmz->dev[i].reclaim); in dmz_resume()
1133 dmz_schedule_reclaim(dmz->dev[i].reclaim); in dmz_message()
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| H A D | dm-zoned-reclaim.c | 554 struct dmz_reclaim **reclaim, int idx) in dmz_ctr_reclaim() argument
584 *reclaim = zrc; in dmz_ctr_reclaim()
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| /linux/drivers/usb/host/ |
| H A D | oxu210hp-hcd.c | 308 struct ehci_qh *reclaim; /* next to reclaim */ member
400 struct ehci_qh *reclaim; member
2060 struct ehci_qh *qh = oxu->reclaim; in end_unlink_async()
2070 next = qh->reclaim; in end_unlink_async()
2071 oxu->reclaim = next; in end_unlink_async()
2073 qh->reclaim = NULL; in end_unlink_async()
2092 oxu->reclaim = NULL; in end_unlink_async()
2107 BUG_ON(oxu->reclaim || (qh->qh_state != QH_STATE_LINKED in start_unlink_async()
2115 && !oxu->reclaim) { in start_unlink_async()
2126 oxu->reclaim = qh = qh_get(qh); in start_unlink_async()
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| /linux/samples/damon/ |
| H A D | Kconfig | 26 proactively reclaim the regions.
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| /linux/Documentation/filesystems/nfs/ |
| H A D | nfsd-io-modes.rst | 75 avoid the Linux memory management's page reclaim scalability problems
85 perform (e.g. page allocation, dirty writeback, page reclaim). When
97 - NFSD DIRECT can reduce CPU load by avoiding costly page reclaim work
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| /linux/Documentation/filesystems/fuse/ |
| H A D | fuse-io.rst | 38 reclaim on memory pressure) or explicitly (invoked by close(2), fsync(2) and
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| /linux/drivers/gpu/drm/ttm/ |
| H A D | ttm_pool.c | 210 bool reclaim) in __free_pages_gpu_account() argument
212 mod_lruvec_page_state(p, reclaim ? NR_GPU_RECLAIM : NR_GPU_ACTIVE, in __free_pages_gpu_account()
219 unsigned int order, struct page *p, bool reclaim) in ttm_pool_free_page() argument
234 __free_pages_gpu_account(p, order, reclaim); in ttm_pool_free_page()
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| /linux/drivers/net/ethernet/chelsio/cxgb3/ |
| H A D | sge.c | 325 unsigned int reclaim = q->processed - q->cleaned; in reclaim_completed_tx() local
327 reclaim = min(chunk, reclaim); in reclaim_completed_tx()
328 if (reclaim) { in reclaim_completed_tx()
329 free_tx_desc(adapter, q, reclaim); in reclaim_completed_tx()
330 q->cleaned += reclaim; in reclaim_completed_tx()
331 q->in_use -= reclaim; in reclaim_completed_tx()
1452 unsigned int reclaim = q->processed - q->cleaned; in reclaim_completed_tx_imm() local
1454 q->in_use -= reclaim; in reclaim_completed_tx_imm()
1455 q->cleaned += reclaim; in reclaim_completed_tx_imm()
|