Message ID | 1594439373-2120-1-git-send-email-simon29rock@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | libceph : client only want latest osdmap. If the gap with the latest version exceeds the threshold, mon will send the fullosdmap instead of incremental osdmap | expand |
On Sat, Jul 11, 2020 at 5:52 AM simon gao <simon29rock@gmail.com> wrote: > > Fix: https://tracker.ceph.com/issues/43421 > Signed-off-by: simon gao <simon29rock@gmail.com> > --- > include/linux/ceph/ceph_fs.h | 1 + > net/ceph/mon_client.c | 3 ++- > 2 files changed, 3 insertions(+), 1 deletion(-) > > diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h > index ebf5ba6..9dcc132 100644 > --- a/include/linux/ceph/ceph_fs.h > +++ b/include/linux/ceph/ceph_fs.h > @@ -208,6 +208,7 @@ struct ceph_client_mount { > } __attribute__ ((packed)); > > #define CEPH_SUBSCRIBE_ONETIME 1 /* i want only 1 update after have */ > +#define CEPH_SUBSCRIBE_LATEST_OSDMAP 2 /* i want the latest fullmap, for client */ > > struct ceph_mon_subscribe_item { > __le64 start; > diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c > index 3d8c801..8d67671 100644 > --- a/net/ceph/mon_client.c > +++ b/net/ceph/mon_client.c > @@ -349,7 +349,8 @@ static bool __ceph_monc_want_map(struct ceph_mon_client *monc, int sub, > { > __le64 start = cpu_to_le64(epoch); > u8 flags = !continuous ? CEPH_SUBSCRIBE_ONETIME : 0; > - > + if (CEPH_SUB_OSDMAP == sub) > + flags |= CEPH_SUBSCRIBE_LATEST_OSDMAP; > dout("%s %s epoch %u continuous %d\n", __func__, ceph_sub_str[sub], > epoch, continuous); I left my comments in https://github.com/ceph/ceph/pull/32422. This patch cannot be considered unless a corresponding change is merged into Objecter. Thanks, Ilya
hi idryomov I've already replied to you under this patch. thanks. gao yu Ilya Dryomov <idryomov@gmail.com> 于2020年7月13日周一 下午10:01写道: > > On Sat, Jul 11, 2020 at 5:52 AM simon gao <simon29rock@gmail.com> wrote: > > > > Fix: https://tracker.ceph.com/issues/43421 > > Signed-off-by: simon gao <simon29rock@gmail.com> > > --- > > include/linux/ceph/ceph_fs.h | 1 + > > net/ceph/mon_client.c | 3 ++- > > 2 files changed, 3 insertions(+), 1 deletion(-) > > > > diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h > > index ebf5ba6..9dcc132 100644 > > --- a/include/linux/ceph/ceph_fs.h > > +++ b/include/linux/ceph/ceph_fs.h > > @@ -208,6 +208,7 @@ struct ceph_client_mount { > > } __attribute__ ((packed)); > > > > #define CEPH_SUBSCRIBE_ONETIME 1 /* i want only 1 update after have */ > > +#define CEPH_SUBSCRIBE_LATEST_OSDMAP 2 /* i want the latest fullmap, for client */ > > > > struct ceph_mon_subscribe_item { > > __le64 start; > > diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c > > index 3d8c801..8d67671 100644 > > --- a/net/ceph/mon_client.c > > +++ b/net/ceph/mon_client.c > > @@ -349,7 +349,8 @@ static bool __ceph_monc_want_map(struct ceph_mon_client *monc, int sub, > > { > > __le64 start = cpu_to_le64(epoch); > > u8 flags = !continuous ? CEPH_SUBSCRIBE_ONETIME : 0; > > - > > + if (CEPH_SUB_OSDMAP == sub) > > + flags |= CEPH_SUBSCRIBE_LATEST_OSDMAP; > > dout("%s %s epoch %u continuous %d\n", __func__, ceph_sub_str[sub], > > epoch, continuous); > > I left my comments in https://github.com/ceph/ceph/pull/32422. > This patch cannot be considered unless a corresponding change is > merged into Objecter. > > Thanks, > > Ilya
diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h index ebf5ba6..9dcc132 100644 --- a/include/linux/ceph/ceph_fs.h +++ b/include/linux/ceph/ceph_fs.h @@ -208,6 +208,7 @@ struct ceph_client_mount { } __attribute__ ((packed)); #define CEPH_SUBSCRIBE_ONETIME 1 /* i want only 1 update after have */ +#define CEPH_SUBSCRIBE_LATEST_OSDMAP 2 /* i want the latest fullmap, for client */ struct ceph_mon_subscribe_item { __le64 start; diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c index 3d8c801..8d67671 100644 --- a/net/ceph/mon_client.c +++ b/net/ceph/mon_client.c @@ -349,7 +349,8 @@ static bool __ceph_monc_want_map(struct ceph_mon_client *monc, int sub, { __le64 start = cpu_to_le64(epoch); u8 flags = !continuous ? CEPH_SUBSCRIBE_ONETIME : 0; - + if (CEPH_SUB_OSDMAP == sub) + flags |= CEPH_SUBSCRIBE_LATEST_OSDMAP; dout("%s %s epoch %u continuous %d\n", __func__, ceph_sub_str[sub], epoch, continuous);
Fix: https://tracker.ceph.com/issues/43421 Signed-off-by: simon gao <simon29rock@gmail.com> --- include/linux/ceph/ceph_fs.h | 1 + net/ceph/mon_client.c | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-)