diff options
Diffstat (limited to 'src/include/kernel/pagemgr.H')
| -rw-r--r-- | src/include/kernel/pagemgr.H | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/include/kernel/pagemgr.H b/src/include/kernel/pagemgr.H index 7b5deddb4..d2500601f 100644 --- a/src/include/kernel/pagemgr.H +++ b/src/include/kernel/pagemgr.H @@ -188,14 +188,18 @@ class PageManager enum { - KERNEL_HEAP_RESERVED_PAGES = 4, + // Always keep this many free pages for the kernel to use + KERNEL_HEAP_RESERVED_PAGES = 10, + // Triggers a NORMAL page castout #ifdef CONFIG_P9_VPO_COMPILE // VPO has constrained mem env -> higher threshold LOWMEM_NORM_LIMIT = 32, #else LOWMEM_NORM_LIMIT = 16, #endif - LOWMEM_CRIT_LIMIT = 5, + + // Triggers CRITICAL page castout + LOWMEM_CRIT_LIMIT = KERNEL_HEAP_RESERVED_PAGES+1, }; static size_t cv_coalesce_count; //!< running coalesced counter |
