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2020-09-25migration/dirtyrate: Implement set_sample_page_period() and ↵Chuan Zheng1-0/+6
is_sample_period_valid() Implement is_sample_period_valid() to check if the sample period is vaild and do set_sample_page_period() to sleep specific time between sample actions. Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: David Edmondson <david.edmondson@oracle.com> Reviewed-by: Li Qiang <liq3ea@gmail.com> Message-Id: <1600237327-33618-10-git-send-email-zhengchuan@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2020-09-25migration/dirtyrate: skip sampling ramblock with size below MIN_RAMBLOCK_SIZEChuan Zheng1-0/+5
In order to sample real RAM, skip ramblock with size below MIN_RAMBLOCK_SIZE which is set as 128M. Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Reviewed-by: David Edmondson <david.edmondson@oracle.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: Li Qiang <liq3ea@gmail.com> Message-Id: <1600237327-33618-9-git-send-email-zhengchuan@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2020-09-25migration/dirtyrate: Add dirtyrate statistics series functionsChuan Zheng1-0/+12
Add dirtyrate statistics functions to record/update dirtyrate info. Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: Li Qiang <liq3ea@gmail.com> Message-Id: <1600237327-33618-5-git-send-email-zhengchuan@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2020-09-25migration/dirtyrate: Add RamblockDirtyInfo to store sampled page infoChuan Zheng1-0/+18
Add RamblockDirtyInfo to store sampled page info of each ramblock. Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: David Edmondson <david.edmondson@oracle.com> Reviewed-by: Li Qiang <liq3ea@gmail.com> Message-Id: <1600237327-33618-4-git-send-email-zhengchuan@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2020-09-25migration/dirtyrate: setup up query-dirtyrate framworkChuan Zheng1-0/+28
Add get_dirtyrate_thread() functions to setup query-dirtyrate framework. Signed-off-by: Chuan Zheng <zhengchuan@huawei.com> Signed-off-by: YanYing Zhuang <ann.zhuangyanying@huawei.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: David Edmondson <david.edmondson@oracle.com> Reviewed-by: Li Qiang <liq3ea@gmail.com> Message-Id: <1600237327-33618-2-git-send-email-zhengchuan@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
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