Re: [patch v2] mm, vmstat: print non-populated zones in zoneinfo

2017-03-17 Thread David Rientjes
On Fri, 17 Mar 2017, Michal Hocko wrote: > > Does it really make sense to print any counters of that zone though? > > Your follow up patch just suggests that we don't want some but what > > about others? > > Managed and present pages needs to be emitted for userspace parsing of memory hotplug,

Re: [patch v2] mm, vmstat: print non-populated zones in zoneinfo

2017-03-17 Thread David Rientjes
On Fri, 17 Mar 2017, Michal Hocko wrote: > > Does it really make sense to print any counters of that zone though? > > Your follow up patch just suggests that we don't want some but what > > about others? > > Managed and present pages needs to be emitted for userspace parsing of memory hotplug,

Re: [patch v2] mm, vmstat: print non-populated zones in zoneinfo

2017-03-17 Thread Michal Hocko
On Wed 08-03-17 15:41:59, Michal Hocko wrote: > On Fri 03-03-17 14:53:07, David Rientjes wrote: > > Initscripts can use the information (protection levels) from > > /proc/zoneinfo to configure vm.lowmem_reserve_ratio at boot. > > > > vm.lowmem_reserve_ratio is an array of ratios for each

Re: [patch v2] mm, vmstat: print non-populated zones in zoneinfo

2017-03-17 Thread Michal Hocko
On Wed 08-03-17 15:41:59, Michal Hocko wrote: > On Fri 03-03-17 14:53:07, David Rientjes wrote: > > Initscripts can use the information (protection levels) from > > /proc/zoneinfo to configure vm.lowmem_reserve_ratio at boot. > > > > vm.lowmem_reserve_ratio is an array of ratios for each

Re: [patch v2] mm, vmstat: print non-populated zones in zoneinfo

2017-03-08 Thread Michal Hocko
On Fri 03-03-17 14:53:07, David Rientjes wrote: > Initscripts can use the information (protection levels) from > /proc/zoneinfo to configure vm.lowmem_reserve_ratio at boot. > > vm.lowmem_reserve_ratio is an array of ratios for each configured zone on > the system. If a zone is not populated on

Re: [patch v2] mm, vmstat: print non-populated zones in zoneinfo

2017-03-08 Thread Michal Hocko
On Fri 03-03-17 14:53:07, David Rientjes wrote: > Initscripts can use the information (protection levels) from > /proc/zoneinfo to configure vm.lowmem_reserve_ratio at boot. > > vm.lowmem_reserve_ratio is an array of ratios for each configured zone on > the system. If a zone is not populated on

Re: [patch v2] mm, vmstat: print non-populated zones in zoneinfo

2017-03-04 Thread Anshuman Khandual
On 03/04/2017 04:23 AM, David Rientjes wrote: > Initscripts can use the information (protection levels) from > /proc/zoneinfo to configure vm.lowmem_reserve_ratio at boot. > > vm.lowmem_reserve_ratio is an array of ratios for each configured zone on > the system. If a zone is not populated on an

Re: [patch v2] mm, vmstat: print non-populated zones in zoneinfo

2017-03-04 Thread Anshuman Khandual
On 03/04/2017 04:23 AM, David Rientjes wrote: > Initscripts can use the information (protection levels) from > /proc/zoneinfo to configure vm.lowmem_reserve_ratio at boot. > > vm.lowmem_reserve_ratio is an array of ratios for each configured zone on > the system. If a zone is not populated on an

[patch v2] mm, vmstat: print non-populated zones in zoneinfo

2017-03-03 Thread David Rientjes
Initscripts can use the information (protection levels) from /proc/zoneinfo to configure vm.lowmem_reserve_ratio at boot. vm.lowmem_reserve_ratio is an array of ratios for each configured zone on the system. If a zone is not populated on an arch, /proc/zoneinfo suppresses its output. This

[patch v2] mm, vmstat: print non-populated zones in zoneinfo

2017-03-03 Thread David Rientjes
Initscripts can use the information (protection levels) from /proc/zoneinfo to configure vm.lowmem_reserve_ratio at boot. vm.lowmem_reserve_ratio is an array of ratios for each configured zone on the system. If a zone is not populated on an arch, /proc/zoneinfo suppresses its output. This