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COLO: Add checkpoint-delay parameter for migrate-set-parameters

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Add checkpoint-delay parameter for migrate-set-parameters, so that
we can control the checkpoint frequency when COLO is in periodic mode.

Cc: Luiz Capitulino <lcapitulino@redhat.com>
Cc: Eric Blake <eblake@redhat.com>
Cc: Markus Armbruster <armbru@redhat.com>
Signed-off-by: zhanghailiang <zhang.zhanghailiang@huawei.com>
Signed-off-by: Li Zhijian <lizhijian@cn.fujitsu.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Amit Shah <amit.shah@redhat.com>
Signed-off-by: Amit Shah <amit@amitshah.net>
This commit is contained in:
zhanghailiang 2016-10-27 14:43:01 +08:00 • committed by Amit Shah
parent 4291d372e2
commit 68b5359187
4 changed files with 36 additions and 2 deletions
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8
hmp.c
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@ -318,6 +318,9 @@ void hmp_info_migrate_parameters(Monitor *mon, const QDict *qdict)
monitor_printf(mon, " %s: %" PRId64 " milliseconds",
MigrationParameter_lookup[MIGRATION_PARAMETER_DOWNTIME_LIMIT],
params->downtime_limit);
monitor_printf(mon, " %s: %" PRId64,
MigrationParameter_lookup[MIGRATION_PARAMETER_X_CHECKPOINT_DELAY],
params->x_checkpoint_delay);
monitor_printf(mon, "\n");
}
@ -1386,6 +1389,10 @@ void hmp_migrate_set_parameter(Monitor *mon, const QDict *qdict)
p.has_downtime_limit = true;
use_int_value = true;
break;
case MIGRATION_PARAMETER_X_CHECKPOINT_DELAY:
p.has_x_checkpoint_delay = true;
use_int_value = true;
break;
}
if (use_int_value) {
@ -1402,6 +1409,7 @@ void hmp_migrate_set_parameter(Monitor *mon, const QDict *qdict)
p.cpu_throttle_initial = valueint;
p.cpu_throttle_increment = valueint;
p.downtime_limit = valueint;
p.x_checkpoint_delay = valueint;
}
qmp_migrate_set_parameters(&p, &err);