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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH v11 00/27] COarse-grain LOck-stepping Virtual Machines for Non-stop Service
This patchset implemented the COLO feature for Xen. For detail/install/use of COLO feature, refer to: http://wiki.xen.org/wiki/COLO_-_Coarse_Grain_Lock_Stepping You can get the codes from here: https://github.com/Pating/xen/tree/changlox/colo_v11 Changlog from v10 to v11 1. Rebased to then upstream xen 2. Address comments from Liu Wei p1, update commit message and remove libxl__domain_restore_device_model p4, add A-B p5, update commit message p6, add A-B p7,p8 add email address and direction info p10, merged by old p10,p11 and update comments p11, merged by old p12,p13 and update comments p14,p15 move colo structures and functions into libxl_colo.h, and list callbacks in order, also update commit message p16, merged by old p18,p19,p20 and remove TODOs p17, use original code for checking postcopy return value p18, simplify *if* logic, fix wrong comments, and unset dom_info.quiet in COLO p19, add A-B p20, fix code style, update comments and man page p21,p22,p23,p24 move colo structures and functions into libxl_colo.h Changlog from v9 to v10 1. Rebased to the upstream xen 2. Fix one bug found in the test 3. Merge some patches from prepare series 4. Split patch 5 to two patches(patch 4 and 5) according to the comments from Wei Liu Changlog from v8 to v9: 1. Rebased to the upstream xen 2. Fix some bugs found in the test Changelog from v7 to v8: 1. Rebased to the latest libxl migration v2. Changelog from v6 to v7: 1. Ported to Libxl migration v2 2. Send dirty bitmap from secondary to primary on libxc side 3. Address review comments Changelog from v5 to v6: 1. based on migration v2(libxc) 2. split the patchset into prerequisite patchset and this main patchset. Changelog from v4 to v5: 1. rebase to the latest xen upstream 2. disk replication: blktap2->qdisk 3. nic replication: colo-agent->colo-proxy Changelog from v3 to v4: 1. rebase to newest xen 2. bug fix Changlog from v2 to v3: 1. rebase to newest remus 2. add nic replication support Changlog from v1 to v2: 1. rebase to newest remus 2. add disk replication support Wen Congyang (27): tools/libxl: introduction of libxl__qmp_restore to load qemu state tools/libxl: introduce libxl__domain_common_switch_qemu_logdirty() tools/libxl: Add back channel to allow migration target send data back tools/libxl: Introduce new helper function dup_fd_helper() tools/libx{l,c}: add back channel to libxc docs: add colo readme docs/libxl: Introduce CHECKPOINT_CONTEXT to support migration v2 colo streams libxc/migration: Specification update for DIRTY_PFN_LIST records libxc/migration: export read_record for common use tools/libxl: add back channel support to write stream tools/libxl: add back channel support to read stream tools/libx{l,c}: introduce wait_checkpoint callback tools/libx{l,c}: add postcopy/suspend callback to restore side secondary vm suspend/resume/checkpoint code primary vm suspend/resume/checkpoint code libxc/restore: support COLO restore libxc/save: support COLO save implement the cmdline for COLO COLO: introduce new API to prepare/start/do/get_error/stop replication Support colo mode for qemu disk COLO: use qemu block replication COLO proxy: implement setup/teardown of COLO proxy module COLO proxy: preresume, postresume and checkpoint COLO nic: implement COLO nic subkind setup and control colo proxy on primary side setup and control colo proxy on secondary side cmdline switches and config vars to control colo-proxy docs/README.colo | 9 + docs/man/xl.conf.pod.5 | 6 + docs/man/xl.pod.1 | 48 +- docs/misc/xl-disk-configuration.txt | 53 ++ docs/specs/libxc-migration-stream.pandoc | 26 +- docs/specs/libxl-migration-stream.pandoc | 31 +- tools/hotplug/Linux/Makefile | 1 + tools/hotplug/Linux/colo-proxy-setup | 135 ++++ tools/libxc/include/xenguest.h | 40 +- tools/libxc/xc_nomigrate.c | 4 +- tools/libxc/xc_sr_common.c | 80 ++- tools/libxc/xc_sr_common.h | 26 +- tools/libxc/xc_sr_restore.c | 246 +++++-- tools/libxc/xc_sr_save.c | 100 ++- tools/libxc/xc_sr_stream_format.h | 31 +- tools/libxl/Makefile | 4 + tools/libxl/libxl.c | 100 ++- tools/libxl/libxl.h | 29 +- tools/libxl/libxl_colo.h | 117 ++++ tools/libxl/libxl_colo_nic.c | 315 +++++++++ tools/libxl/libxl_colo_proxy.c | 280 ++++++++ tools/libxl/libxl_colo_qdisk.c | 222 ++++++ tools/libxl/libxl_colo_restore.c | 1078 ++++++++++++++++++++++++++++++ tools/libxl/libxl_colo_save.c | 720 ++++++++++++++++++++ tools/libxl/libxl_create.c | 85 ++- tools/libxl/libxl_device.c | 54 ++ tools/libxl/libxl_dm.c | 184 ++++- tools/libxl/libxl_dom_save.c | 103 +-- tools/libxl/libxl_internal.h | 213 ++++-- tools/libxl/libxl_qmp.c | 106 +++ tools/libxl/libxl_save_callout.c | 51 +- tools/libxl/libxl_save_helper.c | 8 +- tools/libxl/libxl_save_msgs_gen.pl | 13 +- tools/libxl/libxl_sr_stream_format.h | 11 + tools/libxl/libxl_stream_read.c | 106 ++- tools/libxl/libxl_stream_write.c | 99 ++- tools/libxl/libxl_types.idl | 11 + tools/libxl/libxlu_disk_l.l | 7 + tools/libxl/xl.c | 3 + tools/libxl/xl.h | 1 + tools/libxl/xl_cmdimpl.c | 104 ++- tools/libxl/xl_cmdtable.c | 4 +- tools/ocaml/libs/xl/xenlight_stubs.c | 2 +- tools/python/xen/migration/libxc.py | 68 +- tools/python/xen/migration/libxl.py | 9 + 45 files changed, 4603 insertions(+), 340 deletions(-) create mode 100644 docs/README.colo create mode 100755 tools/hotplug/Linux/colo-proxy-setup create mode 100644 tools/libxl/libxl_colo.h create mode 100644 tools/libxl/libxl_colo_nic.c create mode 100644 tools/libxl/libxl_colo_proxy.c create mode 100644 tools/libxl/libxl_colo_qdisk.c create mode 100644 tools/libxl/libxl_colo_restore.c create mode 100644 tools/libxl/libxl_colo_save.c -- 1.9.3 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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