Commit 7768ed33 authored by Alasdair G Kergon's avatar Alasdair G Kergon
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dm thin: reduce endio_hook pool size

Reduce the slab size used for the dm_thin_endio_hook mempool.

Allocation has been seen to fail on machines with smaller amounts
of memory due to fragmentation.

  lvm: page allocation failure. order:5, mode:0xd0
  device-mapper: table: 253:38: thin-pool: Error creating pool's endio_hook mempool

Signed-off-by: default avatarAlasdair G Kergon <>
parent bdc0077a
...@@ -19,7 +19,7 @@ ...@@ -19,7 +19,7 @@
/* /*
* Tunable constants * Tunable constants
*/ */
#define ENDIO_HOOK_POOL_SIZE 10240 #define ENDIO_HOOK_POOL_SIZE 1024
#define MAPPING_POOL_SIZE 1024 #define MAPPING_POOL_SIZE 1024
#define PRISON_CELLS 1024 #define PRISON_CELLS 1024
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