Searched full:pool (Results 1 – 25 of 122) sorted by relevance
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| /Documentation/admin-guide/device-mapper/ |
| D | thin-provisioning.rst | 56 Pool device
59 The pool device ties together the metadata volume and the data volume.
68 Setting up a fresh pool device
71 Setting up a pool device requires a valid metadata device, and a
90 Reloading a pool table
93 You may reload a pool's table, indeed this is how the pool is resized
99 Using an existing pool device
104 dmsetup create pool \
105 --table "0 20971520 thin-pool $metadata_dev $data_dev \
112 thin-pool is created. People primarily interested in thin provisioning
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| /Documentation/netlink/specs/ |
| D | netdev.yaml | 118 name: page-pool
122 doc: Unique ID of a Page Pool instance.
130 ifindex of the netdev to which the pool belongs.
131 May be reported as 0 if the page pool was allocated for a netdev
140 doc: Id of NAPI using this Page Pool instance.
149 Number of outstanding references to this page pool (allocated
151 socket receive queues, driver receive ring, page pool recycling
152 ring, the page pool cache, etc.
162 Seconds in CLOCK_BOOTTIME of when Page Pool was detached by
163 the driver. Once detached Page Pool can no longer be used to
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| D | nfsd.yaml | 119 name: pool-mode
208 name: pool-mode-set
209 doc: set the current server pool-mode
210 attribute-set: pool-mode
217 name: pool-mode-get
218 doc: get info about server pool-mode
219 attribute-set: pool-mode
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| D | devlink.yaml | 12 name: sb-pool-type
250 name: sb-ingress-pool-count
253 name: sb-egress-pool-count
262 name: sb-pool-index
265 name: sb-pool-type
267 enum: sb-pool-type
269 name: sb-pool-size
272 name: sb-pool-threshold-type
571 name: sb-pool-cell-size
1381 name: sb-pool-get
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| /Documentation/core-api/ |
| D | swiotlb.rst | 88 block. Hence the default memory pool for swiotlb allocations must be
90 allocations must be physically contiguous, the entire default memory pool is
93 The need to pre-allocate the default swiotlb pool creates a boot-time tradeoff.
94 The pool should be large enough to ensure that bounce buffer requests can
96 for space to become available. But a large pool potentially wastes memory, as
99 I/O. These VMs use a heuristic to set the default pool size to ~6% of memory,
104 default memory pool size remains an open issue.
142 as one or more "pools". The default pool is allocated during system boot with a
143 default size of 64 MiB. The default pool size may be modified with the
147 the life of the system. Each pool must be a contiguous range of physical
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| D | genalloc.rst | 18 begins with the creation of a pool using one of:
26 A call to gen_pool_create() will create a pool. The granularity of
31 required to track the memory in the pool. The nid parameter specifies
35 The "managed" interface devm_gen_pool_create() ties the pool to a
37 pool when the given device is destroyed.
39 A pool is shut down with:
45 given pool, this function will take the rather extreme step of invoking
48 A freshly created pool has no memory to allocate. It is fairly useless in
50 to the pool. That can be done with one of:
60 pool, once again using nid as the node ID for ancillary memory allocations.
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| D | workqueue.rst | 42 worker pool. An MT wq could provide only one execution context per CPU
53 their own thread pool.
64 * Automatically regulate worker pool and level of concurrency so that
98 Each per-CPU BH worker pool contains only one pseudo worker which represents
110 When a work item is queued to a workqueue, the target worker-pool is
112 and appended on the shared worklist of the worker-pool. For example,
114 be queued on the worklist of either normal or highpri worker-pool that
117 For any thread pool implementation, managing the concurrency level
123 Each worker-pool bound to an actual CPU implements concurrency
124 management by hooking into the scheduler. The worker-pool is notified
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| /Documentation/admin-guide/mm/ |
| D | zswap.rst | 10 dynamically allocated RAM-based memory pool. zswap basically trades CPU cycles
27 device when the compressed pool reaches its size limit. This requirement had
42 back into memory all of the pages stored in the compressed pool. The
43 pages stored in zswap will remain in the compressed pool until they are
45 pages out of the compressed pool, a swapoff on the swap device(s) will
47 compressed pool.
53 evict pages from its own compressed pool on an LRU basis and write them back to
54 the backing swap device in the case that the compressed pool is full.
56 Zswap makes use of zpool for the managing the compressed memory pool. Each
59 accessed. The compressed memory pool grows on demand and shrinks as compressed
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| D | hugetlbpage.rst | 28 persistent hugetlb pages in the kernel's huge page pool. It also displays
30 and surplus huge pages in the pool of huge pages of default size.
46 is the size of the pool of huge pages.
48 is the number of huge pages in the pool that are not yet
52 which a commitment to allocate from the pool has been made,
55 huge page from the pool of huge pages at fault time.
58 the pool above the value in ``/proc/sys/vm/nr_hugepages``. The
80 pages in the kernel's huge page pool. "Persistent" huge pages will be
81 returned to the huge page pool when freed by a task. A user with root
94 pool, a user with appropriate privilege can use either the mmap system call
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| /Documentation/devicetree/bindings/net/ |
| D | marvell-armada-370-neta.txt | 29 - bm,pool-long: ID of a pool, that will accept all packets of a size
30 higher than 'short' pool's threshold (if set) and up to MTU value.
33 - bm,pool-short: ID of a pool, that will be used for accepting
35 will use a single 'long' pool for all packets, as defined above.
48 bm,pool-long = <0>;
49 bm,pool-short = <1>;
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| D | marvell-neta-bm.txt | 12 - pool<0 : 3>,capacity: size of external buffer pointers' ring maintained
13 in DRAM. Can be set for each pool (id 0 : 3) separately. The value has
17 - pool<0 : 3>,pkt-size: maximum size of a packet accepted by a given buffer
18 pointers' pool (id 0 : 3). It will be taken into consideration only when pool
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| D | keystone-netcp.txt | 137 - rx-pool: specifies the number of descriptors to be used & the region-id
138 for creating the rx descriptor pool.
139 - tx-pool: specifies the number of descriptors to be used & the region-id
140 for creating the tx descriptor pool.
232 rx-pool = <1024 12>;
233 tx-pool = <1024 12>;
244 rx-pool = <1024 12>;
245 tx-pool = <1024 12>;
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| /Documentation/admin-guide/cgroup-v1/ |
| D | rdma.rst | 41 resource accounting per cgroup, per device using resource pool structure.
42 Each such resource pool is limited up to 64 resources in given resource pool
45 This resource pool object is linked to the cgroup css. Typically there
46 are 0 to 4 resource pool instances per cgroup, per device in most use cases.
67 Resource pool object is created in following situations.
68 (a) User sets the limit and no previous resource pool exist for the device
75 Resource pool is destroyed if all the resource limits are set to max and
79 the resource pool for a particular device.
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| /Documentation/devicetree/bindings/i2c/ |
| D | i2c-atr.yaml | 22 i2c-alias-pool:
25 I2C alias pool is a pool of I2C addresses on the main I2C bus that can be
28 remote peripheral is assigned an alias from the pool, and transactions to
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| /Documentation/filesystems/nfs/ |
| D | knfsd-stats.rst | 31 for each NFS thread pool.
37 pool
38 The id number of the NFS thread pool to which this line applies.
41 Thread pool ids are a contiguous set of small integers starting
42 at zero. The maximum value depends on the thread pool mode, but
44 Note that in the default case there will be a single thread pool
46 and thus this file will have a single line with a pool id of "0".
74 pool for the NFS workload (the workload is thread-limited), in which
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| /Documentation/networking/ |
| D | page_pool.rst | 4 Page Pool API
28 | Pool empty | Pool has entries
53 purpose of page pool, which is allocate pages fast from cache without locking.
79 allocated from the page pool are already synced for the device.
90 For pages recycled on the XDP xmit and skb paths the page pool will
104 Unless the driver author really understands page pool internals
115 Older drivers expose page pool statistics via ethtool or debugfs.
132 /* Page pool registration */
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| /Documentation/admin-guide/ |
| D | java.rst | 191 /* From Sun's Java VM Specification, as tag entries in the constant pool. */
217 long *pool;
247 /* Reads in a value from the constant pool. */
252 pool[*cur] = ftell(classfile);
314 pool = calloc(cp_count, sizeof(long));
315 if(!pool)
316 error("%s: Out of memory for constant pool\n", program);
326 if(!pool[this_class] || pool[this_class] == -1)
328 if(fseek(classfile, pool[this_class] + 1, SEEK_SET))
334 if(!pool[classinfo_ptr] || pool[classinfo_ptr] == -1)
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| /Documentation/translations/zh_CN/core-api/ |
| D | workqueue.rst | 577 pool[00] ref= 1 nice= 0 idle/workers= 4/ 4 cpu= 0
578 pool[01] ref= 1 nice=-20 idle/workers= 2/ 2 cpu= 0
579 pool[02] ref= 1 nice= 0 idle/workers= 4/ 4 cpu= 1
580 pool[03] ref= 1 nice=-20 idle/workers= 2/ 2 cpu= 1
581 pool[04] ref= 1 nice= 0 idle/workers= 4/ 4 cpu= 2
582 pool[05] ref= 1 nice=-20 idle/workers= 2/ 2 cpu= 2
583 pool[06] ref= 1 nice= 0 idle/workers= 3/ 3 cpu= 3
584 pool[07] ref= 1 nice=-20 idle/workers= 2/ 2 cpu= 3
585 pool[08] ref=42 nice= 0 idle/workers= 6/ 6 cpus=0000000f
586 pool[09] ref=28 nice= 0 idle/workers= 3/ 3 cpus=00000003
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| /Documentation/ABI/testing/ |
| D | sysfs-bus-rbd | 8 Usage: <mon ip addr> <options> <pool name> <rbd image name> [<snap name>]
79 What: /sys/bus/rbd/devices/<dev-id>/pool
97 pool (RO) The name of the storage pool where this rbd
99 within its pool.
117 (RO) The unique identifier for the rbd image's pool. This is a
118 permanent attribute of the pool. A pool's id will never change.
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| /Documentation/dev-tools/ |
| D | kfence.rst | 63 The KFENCE memory pool is of fixed size, and if the pool is exhausted, no
70 The total memory dedicated to the KFENCE memory pool can be computed as::
75 dedicating 2 MiB to the KFENCE memory pool.
78 pool is using pages of size ``PAGE_SIZE``. This will result in additional page
251 SLUB) returns a guarded allocation from the KFENCE object pool (allocation
295 If pool utilization reaches 75% (default) or above, to reduce the risk of the
296 pool eventually being fully occupied by allocated objects yet ensure diverse
298 same source from further filling up the pool. The "source" of an allocation is
301 filling up the pool permanently, which is the most common risk for the pool
304 the boot parameter ``kfence.skip_covered_thresh`` (pool usage%).
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| /Documentation/mm/ |
| D | balance.rst | 25 mapped pages from the direct mapped pool, instead of falling back on
26 the dma pool, so as to keep the dma pool filled for dma requests (atomic
29 regular memory requests by allocating one from the dma pool, instead
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| /Documentation/devicetree/bindings/media/ |
| D | nuvoton,npcm-vcd.yaml | 46 CMA pool to use for buffers allocation instead of the default CMA pool.
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| D | allwinner,sun4i-a10-video-engine.yaml | 63 CMA pool to use for buffers allocation instead of the default
64 CMA pool.
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| /Documentation/devicetree/bindings/sound/ |
| D | google,cros-ec-codec.yaml | 41 Shared memory region to EC. A "shared-dma-pool".
53 compatible = "shared-dma-pool";
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| /Documentation/devicetree/bindings/soc/ti/ |
| D | keystone-navigator-qmss.txt | 15 queue pool management (allocation, push, pop and notify) and descriptor
16 pool management.
51 - qpend : pool of qpend(interruptible) queues
52 - general-purpose : pool of general queues, primarily used
55 - accumulator : pool of queues on PDSP accumulator channel
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