Thanks for your explanation, it is useful to me Aleksey Gutikov <aleksey.guti...@synesis.ru> 于2019年12月3日周二 下午9:14写道：
> > > According to my understanding, osd's heartbeat partners only come from > > those osds who assume the same pg > Hello, > > That was my initial assumption too. > But according to my experience set of heartbeat peers include pg peers > and some other osds. > > Actually it contains: > - pg peers > - next and previous osd by id, e.g. osd.1 is peer for osd.0 and osd.2 > - optionally - random heartbeat peers (according to > osd_heartbeat_min_peers config option) > > And, btw, heartbeat peers are not symmetric - for example osd.0 can send > heartbeat requests to osd.2, but osd.2 do not send requests to osd.0. > > You can check it in OSD.cc OSD::maybe_update_heartbeat_peers() > > -- > > Best regards! > Aleksei Gutikov >
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