Hi Tejun,
> Saravanan, can you please drop the debugfs portion and repost?
Sure.
Saravanan D
On 1/27/21 1:03 PM, Tejun Heo wrote:
>> The lifetime split event information will be displayed at the bottom of
>> /proc/vmstat
>>
>> swap_ra 0
>> swap_ra_hit 0
>> direct_map_2M_splits 139
>> direct_map_4M_splits 0
>> direct_map_1G_splits 7
>> nr_unstable 0
>>
>
> This looks great to
Hello,
On Wed, Jan 27, 2021 at 01:32:03PM -0800, Dave Hansen wrote:
> >> arch/x86/mm/pat/set_memory.c | 117 ++
> >> include/linux/vm_event_item.h | 8 +++
> >> mm/vmstat.c | 8 +++
> >> 3 files changed, 133 insertions(+)
> >
> > So, now
Hello,
On Wed, Jan 27, 2021 at 09:51:24AM -0800, Saravanan D wrote:
> Numerous hugepage splits in the linear mapping would give
> admins the signal to narrow down the sluggishness caused by TLB
> miss/reload.
>
> To help with debugging, we introduce monotonic lifetime hugepage
> split event
Numerous hugepage splits in the linear mapping would give
admins the signal to narrow down the sluggishness caused by TLB
miss/reload.
To help with debugging, we introduce monotonic lifetime hugepage
split event counts since SYSTEM_RUNNING to be displayed as part of
/proc/vmstat in x86 servers
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