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qemu: Store completed stats at the very end of migration

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Statistics for a completed migration only make sense if the migration
was successful. Let's not store them in priv->job.completed until we
are sure it was a success.

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
This commit is contained in:
Jiri Denemark 2016-02-18 14:02:15 +01:00
parent 12a1631440
commit e031560e87
1 changed files with 12 additions and 8 deletions
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20
src/qemu/qemu_migration.c
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@ -5718,6 +5718,7 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
unsigned long long timeReceived = 0;
virObjectEventPtr event;
int rc;
qemuDomainJobInfoPtr jobInfo = NULL;
VIR_DEBUG("driver=%p, dconn=%p, vm=%p, cookiein=%s, cookieinlen=%d, "
"cookieout=%p, cookieoutlen=%p, flags=%lx, retcode=%d",
@ -5861,8 +5862,7 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
}
if (mig->jobInfo) {
qemuDomainJobInfoPtr jobInfo = mig->jobInfo;
priv->job.completed = jobInfo;
jobInfo = mig->jobInfo;
mig->jobInfo = NULL;
if (jobInfo->sent && timeReceived) {
@ -5870,8 +5870,8 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
jobInfo->received = timeReceived;
jobInfo->timeDeltaSet = true;
}
qemuDomainJobInfoUpdateTime(priv->job.completed);
qemuDomainJobInfoUpdateDowntime(priv->job.completed);
qemuDomainJobInfoUpdateTime(jobInfo);
qemuDomainJobInfoUpdateDowntime(jobInfo);
}
dom = virGetDomain(dconn, vm->def->name, vm->def->uuid);
@ -5910,16 +5910,20 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
qemuDomainEventQueue(driver, event);
}
if (dom &&
qemuMigrationBakeCookie(mig, driver, vm, cookieout, cookieoutlen,
QEMU_MIGRATION_COOKIE_STATS) < 0)
VIR_WARN("Unable to encode migration cookie");
if (dom) {
priv->job.completed = jobInfo;
jobInfo = NULL;
if (qemuMigrationBakeCookie(mig, driver, vm, cookieout, cookieoutlen,
QEMU_MIGRATION_COOKIE_STATS) < 0)
VIR_WARN("Unable to encode migration cookie");
}
qemuMigrationJobFinish(driver, vm);
if (!virDomainObjIsActive(vm))
qemuDomainRemoveInactive(driver, vm);
cleanup:
VIR_FREE(jobInfo);
virPortAllocatorRelease(driver->migrationPorts, port);
if (priv->mon)
qemuMonitorSetDomainLog(priv->mon, NULL, NULL, NULL);