Commit daa91de2 authored by Glauber Costa's avatar Glauber Costa Committed by Anthony Liguori
Browse files

allow changing the speed of a running migration

This patch allow us to call migrate_set_speed on running
migrations. This should allow mgmt tools to increase the allocated
bandwidth of a running migration if there is no progress, and they
really want the migration to succeed.
Signed-off-by: default avatarGlauber Costa <>
Signed-off-by: default avatarAnthony Liguori <>
parent 19629537
......@@ -84,6 +84,7 @@ void do_migrate_set_speed(Monitor *mon, const char *value)
double d;
char *ptr;
FdMigrationState *s;
d = strtod(value, &ptr);
switch (*ptr) {
......@@ -98,6 +99,12 @@ void do_migrate_set_speed(Monitor *mon, const char *value)
max_throttle = (uint32_t)d;
s = migrate_to_fms(current_migration);
if (s) {
qemu_file_set_rate_limit(s->file, max_throttle);
void do_info_migrate(Monitor *mon)
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