Hi~ All~ No news for a long time, this is the last part to make COLO running in upstream. Any comments for this series?
Thanks Zhang Chen On Fri, Jan 19, 2018 at 1:44 PM, Zhang Chen <zhangc...@gmail.com> wrote: > From: Zhang Chen <chen.zh...@intel.com> > > Hi~ > > COLO Frame, block replication and COLO proxy(colo-compare,filter-mirror, > filter-redirector,filter-rewriter) have been exist in qemu > for long time, it's time to integrate these three parts to make COLO > really works. > > In this series, we have some optimizations for COLO frame, including > separating the > process of saving ram and device state, using an COLO_EXIT event to notify > users that > VM exits COLO, for these parts, most of them have been reviewed long time > ago in old version, > but since this series have just rebased on upstream which had merged a new > series of migration, > parts of pathes in this series deserve review again. > > We use notifier/callback method for COLO compare to notify COLO frame about > net packets inconsistent event, and add a handle_event method for > NetFilterClass to > help COLO frame to notify filters and colo-compare about > checkpoint/failover event, > it is flexible. > > For the neweset version, please refer to: > https://github.com/zhangckid/qemu/tree/qemu-colo-18jan19 > > Please review, thanks. > > V4: > - Address Eric's comments in patch 10/16. > - Rebase on upstream codes. > - Fix mingw compile error in patch 02/16. > - Fix some comments. > - Fix conflect with the patch "migration: remove "enable_colo" var" in > patch 06/16. > > V3: > - Address community comments from V2. > - Rebase on upstream codes. > - Fix several bugs. > - Splite shared disk part to indepentent patch set. > - Optimize codes. > > > Zhang Chen (8): > filter-rewriter: fix memory leak for connection in > connection_track_table > colo-compare: implement the process of checkpoint > colo-compare: use notifier to notify packets comparing result > COLO: integrate colo compare with colo frame > COLO: Add block replication into colo process > ram/COLO: Record the dirty pages that SVM received > filter: Add handle_event method for NetFilterClass > filter-rewriter: handle checkpoint and failover event > > zhanghailiang (8): > COLO: Remove colo_state migration struct > COLO: Load dirty pages into SVM's RAM cache firstly > COLO: Flush memory data from ram cache > qmp event: Add COLO_EXIT event to notify users while exited COLO > savevm: split the process of different stages for loadvm/savevm > COLO: flush host dirty ram from cache > COLO: notify net filters about checkpoint/failover event > COLO: quick failover process by kick COLO thread > > include/exec/ram_addr.h | 1 + > include/migration/colo.h | 11 ++- > include/net/filter.h | 5 ++ > migration/Makefile.objs | 2 +- > migration/colo-comm.c | 76 ------------------- > migration/colo.c | 188 ++++++++++++++++++++++++++++++ > ++++++++++++++--- > migration/migration.c | 38 +++++++++- > migration/ram.c | 181 ++++++++++++++++++++++++++++++ > ++++++++++++++- > migration/ram.h | 4 + > migration/savevm.c | 54 ++++++++++++-- > migration/savevm.h | 5 ++ > migration/trace-events | 3 + > net/colo-compare.c | 108 +++++++++++++++++++++++++-- > net/colo-compare.h | 24 ++++++ > net/colo.h | 4 + > net/filter-rewriter.c | 109 +++++++++++++++++++++++++-- > net/filter.c | 17 +++++ > net/net.c | 28 +++++++ > qapi/migration.json | 35 +++++++++ > vl.c | 2 - > 20 files changed, 777 insertions(+), 118 deletions(-) > delete mode 100644 migration/colo-comm.c > create mode 100644 net/colo-compare.h > > -- > 2.7.4 > >
