Created
February 19, 2010 16:55
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VM sysctl options on FBSD 8
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superpages on: | |
-------------- | |
# sysctl -a | grep vm | |
kern.ipc.semvmx: 32767 | |
kern.vm_guest: none | |
vm.vmtotal: | |
vm.loadavg: { 0.00 0.02 0.02 } | |
vm.v_free_min: 12793 | |
vm.v_free_target: 53855 | |
vm.v_free_reserved: 2683 | |
vm.v_inactive_target: 80782 | |
vm.v_cache_min: 53855 | |
vm.v_cache_max: 107710 | |
vm.v_pageout_free_min: 34 | |
vm.pageout_algorithm: 0 | |
vm.swap_enabled: 1 | |
vm.kmem_size_scale: 3 | |
vm.kmem_size_max: 329853485875 | |
vm.kmem_size_min: 0 | |
vm.kmem_size: 2761031680 | |
vm.nswapdev: 1 | |
vm.dmmax: 32 | |
vm.swap_async_max: 4 | |
vm.overcommit: 0 | |
vm.swap_reserved: 259301376 | |
vm.swap_total: 4294967296 | |
vm.zone_count: 107 | |
vm.swap_idle_threshold2: 10 | |
vm.swap_idle_threshold1: 2 | |
vm.kstacks: 151 | |
vm.kstack_cache_size: 128 | |
vm.exec_map_entries: 16 | |
vm.stats.misc.zero_page_count: 12 | |
vm.stats.misc.cnt_prezero: 0 | |
vm.stats.vm.v_kthreadpages: 0 | |
vm.stats.vm.v_rforkpages: 0 | |
vm.stats.vm.v_vforkpages: 3621 | |
vm.stats.vm.v_forkpages: 245128 | |
vm.stats.vm.v_kthreads: 22 | |
vm.stats.vm.v_rforks: 0 | |
vm.stats.vm.v_vforks: 13 | |
vm.stats.vm.v_forks: 963 | |
vm.stats.vm.v_interrupt_free_min: 2 | |
vm.stats.vm.v_pageout_free_min: 34 | |
vm.stats.vm.v_cache_max: 107710 | |
vm.stats.vm.v_cache_min: 53855 | |
vm.stats.vm.v_cache_count: 1967 | |
vm.stats.vm.v_inactive_count: 3117 | |
vm.stats.vm.v_inactive_target: 80782 | |
vm.stats.vm.v_active_count: 6031 | |
vm.stats.vm.v_wire_count: 29194 | |
vm.stats.vm.v_free_count: 1981844 | |
vm.stats.vm.v_free_min: 12793 | |
vm.stats.vm.v_free_target: 53855 | |
vm.stats.vm.v_free_reserved: 2683 | |
vm.stats.vm.v_page_count: 2022241 | |
vm.stats.vm.v_page_size: 4096 | |
vm.stats.vm.v_tfree: 82955 | |
vm.stats.vm.v_pfree: 43738 | |
vm.stats.vm.v_dfree: 0 | |
vm.stats.vm.v_tcached: 9890 | |
vm.stats.vm.v_pdpages: 0 | |
vm.stats.vm.v_pdwakeups: 0 | |
vm.stats.vm.v_reactivated: 2962 | |
vm.stats.vm.v_intrans: 43 | |
vm.stats.vm.v_vnodepgsout: 0 | |
vm.stats.vm.v_vnodepgsin: 13161 | |
vm.stats.vm.v_vnodeout: 0 | |
vm.stats.vm.v_vnodein: 1073 | |
vm.stats.vm.v_swappgsout: 0 | |
vm.stats.vm.v_swappgsin: 0 | |
vm.stats.vm.v_swapout: 0 | |
vm.stats.vm.v_swapin: 0 | |
vm.stats.vm.v_ozfod: 0 | |
vm.stats.vm.v_zfod: 25577 | |
vm.stats.vm.v_cow_optim: 58 | |
vm.stats.vm.v_cow_faults: 34693 | |
vm.stats.vm.v_vm_faults: 104043 | |
vm.stats.sys.v_soft: 127551 | |
vm.stats.sys.v_intr: 5924 | |
vm.stats.sys.v_syscall: 256443 | |
vm.stats.sys.v_trap: 87833 | |
vm.stats.sys.v_swtch: 397015 | |
vm.stats.object.bypasses: 521 | |
vm.stats.object.collapses: 3706 | |
vm.v_free_severe: 7738 | |
vm.max_proc_mmap: 230085 | |
vm.old_msync: 0 | |
vm.msync_flush_flags: 3 | |
vm.boot_pages: 48 | |
vm.max_wired: 666448 | |
vm.pageout_lock_miss: 0 | |
vm.disable_swapspace_pageouts: 0 | |
vm.defer_swapspace_pageouts: 0 | |
vm.swap_idle_enabled: 0 | |
vm.pageout_stats_interval: 5 | |
vm.pageout_full_stats_interval: 20 | |
vm.pageout_stats_max: 53855 | |
vm.max_launder: 32 | |
vm.phys_segs: | |
vm.phys_free: | |
vm.reserv.reclaimed: 0 | |
vm.reserv.partpopq: | |
vm.reserv.freed: 485 | |
vm.reserv.broken: 5 | |
vm.idlezero_enable: 0 | |
vm.kvm_free: 545800581120 | |
vm.kvm_size: 549755809792 | |
vm.pmap.pmap_collect_active: 0 | |
vm.pmap.pmap_collect_inactive: 0 | |
vm.pmap.pv_entry_spare: 1736 | |
vm.pmap.pv_entry_allocs: 625242 | |
vm.pmap.pv_entry_frees: 607994 | |
vm.pmap.pc_chunk_tryfail: 0 | |
vm.pmap.pc_chunk_frees: 4081 | |
vm.pmap.pc_chunk_allocs: 4194 | |
vm.pmap.pc_chunk_count: 113 | |
vm.pmap.pv_entry_count: 17248 | |
vm.pmap.pdpe.demotions: 0 | |
vm.pmap.pde.promotions: 19 | |
vm.pmap.pde.p_failures: 7799 | |
vm.pmap.pde.mappings: 0 | |
vm.pmap.pde.demotions: 5 | |
vm.pmap.shpgperproc: 200 | |
vm.pmap.pv_entry_max: 3255041 | |
vm.pmap.pg_ps_enabled: 1 | |
vfs.vmiodirenable: 1 | |
compat.ia32.maxvmem: 0 | |
superpages off: | |
--------------- | |
# sysctl -a | grep vm | |
kern.ipc.semvmx: 32767 | |
kern.vm_guest: none | |
vm.vmtotal: | |
vm.loadavg: { 0.11 0.17 0.08 } | |
vm.v_free_min: 12793 | |
vm.v_free_target: 53855 | |
vm.v_free_reserved: 2683 | |
vm.v_inactive_target: 80782 | |
vm.v_cache_min: 53855 | |
vm.v_cache_max: 107710 | |
vm.v_pageout_free_min: 34 | |
vm.pageout_algorithm: 0 | |
vm.swap_enabled: 1 | |
vm.kmem_size_scale: 3 | |
vm.kmem_size_max: 329853485875 | |
vm.kmem_size_min: 0 | |
vm.kmem_size: 2761031680 | |
vm.nswapdev: 1 | |
vm.dmmax: 32 | |
vm.swap_async_max: 4 | |
vm.overcommit: 0 | |
vm.swap_reserved: 262148096 | |
vm.swap_total: 4294967296 | |
vm.zone_count: 107 | |
vm.swap_idle_threshold2: 10 | |
vm.swap_idle_threshold1: 2 | |
vm.kstacks: 160 | |
vm.kstack_cache_size: 128 | |
vm.exec_map_entries: 16 | |
vm.stats.misc.zero_page_count: 21 | |
vm.stats.misc.cnt_prezero: 0 | |
vm.stats.vm.v_kthreadpages: 0 | |
vm.stats.vm.v_rforkpages: 0 | |
vm.stats.vm.v_vforkpages: 2778 | |
vm.stats.vm.v_forkpages: 240371 | |
vm.stats.vm.v_kthreads: 22 | |
vm.stats.vm.v_rforks: 0 | |
vm.stats.vm.v_vforks: 10 | |
vm.stats.vm.v_forks: 944 | |
vm.stats.vm.v_interrupt_free_min: 2 | |
vm.stats.vm.v_pageout_free_min: 34 | |
vm.stats.vm.v_cache_max: 107710 | |
vm.stats.vm.v_cache_min: 53855 | |
vm.stats.vm.v_cache_count: 1658 | |
vm.stats.vm.v_inactive_count: 2731 | |
vm.stats.vm.v_inactive_target: 80782 | |
vm.stats.vm.v_active_count: 5674 | |
vm.stats.vm.v_wire_count: 29150 | |
vm.stats.vm.v_free_count: 1982943 | |
vm.stats.vm.v_free_min: 12793 | |
vm.stats.vm.v_free_target: 53855 | |
vm.stats.vm.v_free_reserved: 2683 | |
vm.stats.vm.v_page_count: 2022241 | |
vm.stats.vm.v_page_size: 4096 | |
vm.stats.vm.v_tfree: 77368 | |
vm.stats.vm.v_pfree: 41468 | |
vm.stats.vm.v_dfree: 0 | |
vm.stats.vm.v_tcached: 6029 | |
vm.stats.vm.v_pdpages: 0 | |
vm.stats.vm.v_pdwakeups: 0 | |
vm.stats.vm.v_reactivated: 2881 | |
vm.stats.vm.v_intrans: 42 | |
vm.stats.vm.v_vnodepgsout: 0 | |
vm.stats.vm.v_vnodepgsin: 8664 | |
vm.stats.vm.v_vnodeout: 0 | |
vm.stats.vm.v_vnodein: 782 | |
vm.stats.vm.v_swappgsout: 0 | |
vm.stats.vm.v_swappgsin: 0 | |
vm.stats.vm.v_swapout: 0 | |
vm.stats.vm.v_swapin: 0 | |
vm.stats.vm.v_ozfod: 0 | |
vm.stats.vm.v_zfod: 23258 | |
vm.stats.vm.v_cow_optim: 58 | |
vm.stats.vm.v_cow_faults: 33784 | |
vm.stats.vm.v_vm_faults: 98189 | |
vm.stats.sys.v_soft: 29799 | |
vm.stats.sys.v_intr: 2906 | |
vm.stats.sys.v_syscall: 200198 | |
vm.stats.sys.v_trap: 81496 | |
vm.stats.sys.v_swtch: 107814 | |
vm.stats.object.bypasses: 518 | |
vm.stats.object.collapses: 3645 | |
vm.v_free_severe: 7738 | |
vm.max_proc_mmap: 230085 | |
vm.old_msync: 0 | |
vm.msync_flush_flags: 3 | |
vm.boot_pages: 48 | |
vm.max_wired: 666448 | |
vm.pageout_lock_miss: 0 | |
vm.disable_swapspace_pageouts: 0 | |
vm.defer_swapspace_pageouts: 0 | |
vm.swap_idle_enabled: 0 | |
vm.pageout_stats_interval: 5 | |
vm.pageout_full_stats_interval: 20 | |
vm.pageout_stats_max: 53855 | |
vm.max_launder: 32 | |
vm.phys_segs: | |
vm.phys_free: | |
vm.reserv.reclaimed: 0 | |
vm.reserv.partpopq: | |
vm.reserv.freed: 444 | |
vm.reserv.broken: 4 | |
vm.idlezero_enable: 0 | |
vm.kvm_free: 545800581120 | |
vm.kvm_size: 549755809792 | |
vm.pmap.pmap_collect_active: 0 | |
vm.pmap.pmap_collect_inactive: 0 | |
vm.pmap.pv_entry_spare: 1822 | |
vm.pmap.pv_entry_allocs: 599875 | |
vm.pmap.pv_entry_frees: 582881 | |
vm.pmap.pc_chunk_tryfail: 0 | |
vm.pmap.pc_chunk_frees: 3945 | |
vm.pmap.pc_chunk_allocs: 4057 | |
vm.pmap.pc_chunk_count: 112 | |
vm.pmap.pv_entry_count: 16994 | |
vm.pmap.pdpe.demotions: 0 | |
vm.pmap.pde.promotions: 0 | |
vm.pmap.pde.p_failures: 0 | |
vm.pmap.pde.mappings: 0 | |
vm.pmap.pde.demotions: 5 | |
vm.pmap.shpgperproc: 200 | |
vm.pmap.pv_entry_max: 3255041 | |
vm.pmap.pg_ps_enabled: 0 | |
vfs.vmiodirenable: 1 | |
compat.ia32.maxvmem: 0 | |
* Settings were taken after a fresh boot | |
descriptions: | |
------------- | |
vm.pmap.pmap_collect_active: Current number times pmap_collect called on active queue | |
vm.pmap.pmap_collect_inactive: Current number times pmap_collect called on inactive queue | |
vm.pmap.pv_entry_spare: Current number of spare pv entries | |
vm.pmap.pv_entry_allocs: Current number of pv entry allocs | |
vm.pmap.pv_entry_frees: Current number of pv entry frees | |
vm.pmap.pc_chunk_tryfail: Number of times tried to get a chunk page but failed. | |
vm.pmap.pc_chunk_frees: Current number of pv entry chunks frees | |
vm.pmap.pc_chunk_allocs: Current number of pv entry chunks allocated | |
vm.pmap.pc_chunk_count: Current number of pv entry chunks | |
vm.pmap.pv_entry_count: Current number of pv entries | |
vm.pmap.pdpe.demotions: 1GB page demotions | |
vm.pmap.pde.promotions: 2MB page promotions | |
vm.pmap.pde.p_failures: 2MB page promotion failures | |
vm.pmap.pde.mappings: 2MB page mappings | |
vm.pmap.pde.demotions: 2MB page demotions | |
vm.pmap.shpgperproc: Page share factor per proc | |
vm.pmap.pv_entry_max: Max number of PV entries | |
vm.pmap.pg_ps_enabled: Are large page mappings enabled? |
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