At Wed, 19 Oct 2011 18:06:15 +0800, Liu Yuan wrote: > > This patch set introduce a new cluster status into sheepdog, which is supposed > to prevent sheepdog from serving IO when lack of redundant nodes. Applied, thanks! Kazutaka > > Changes from v4 to v5 are: > > - rebased on the msater branch > - add get/set_cluster_flags() > - revert hdr flags into uint16_t > - use Macro in set_nohalt() > > Changes from v3 to v4 are: > > - change hdr flags into uint32_t from uint16_t > > Changes from v2 to v3 are: > > - add a new flag field in struct cluster_info and NOHALT uses one bit of it. > - use hdr.flags to set the nohalt option in collie. > - add a new epoch_log_read_nr() to return # of the entries instead of bytes. > > Changes from v1 to v2 are: > > - refactor's get_cluster_status() to prepare the code for change. > - address Kazutaka's comments. > - make cluster 'halt' optionally. > > Liu Yuan (7): > sheep: add a helper epoch_log_read_nr() > sheep: refactor get_cluster_status() > sheep: remove wrong 'unknown message' in the log > sheep: introduce SD_STATUS_HALT > sheep: add a helper function to get nr_zones > sheep: add set/get_cluster_status() > sheep: use SD_STATUS_HALT to stop serving IO > > collie/cluster.c | 14 +++- > collie/collie.c | 1 + > include/sheep.h | 3 + > include/sheepdog_proto.h | 1 + > sheep/group.c | 228 +++++++++++++++++++++++++++++----------------- > sheep/sheep_priv.h | 7 ++ > sheep/store.c | 46 +++++++++ > 7 files changed, 214 insertions(+), 86 deletions(-) > > Thanks, > Yuan > -- > sheepdog mailing list > sheepdog at lists.wpkg.org > http://lists.wpkg.org/mailman/listinfo/sheepdog |