mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-03 04:19:18 +08:00
623939c9f5
THe results don't meet our requirements, and the code hasn't been maintained for a long time. See also: #29447 Signed-off-by: yangxuan <xuan.yang@zilliz.com>
564 lines
13 KiB
Go
564 lines
13 KiB
Go
// Licensed to the LF AI & Data foundation under one
|
|
// or more contributor license agreements. See the NOTICE file
|
|
// distributed with this work for additional information
|
|
// regarding copyright ownership. The ASF licenses this file
|
|
// to you under the Apache License, Version 2.0 (the
|
|
// "License"); you may not use this file except in compliance
|
|
// with the License. You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package datacoord
|
|
|
|
import (
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/samber/lo"
|
|
"github.com/stretchr/testify/assert"
|
|
|
|
memkv "github.com/milvus-io/milvus/internal/kv/mem"
|
|
)
|
|
|
|
func TestBufferChannelAssignPolicy(t *testing.T) {
|
|
kv := memkv.NewMemoryKV()
|
|
|
|
channels := []RWChannel{getChannel("chan1", 1)}
|
|
store := &ChannelStore{
|
|
store: kv,
|
|
channelsInfo: map[int64]*NodeChannelInfo{
|
|
1: {1, []RWChannel{}},
|
|
bufferID: {bufferID, channels},
|
|
},
|
|
}
|
|
|
|
updates := BufferChannelAssignPolicy(store, 1).Collect()
|
|
assert.NotNil(t, updates)
|
|
assert.Equal(t, 2, len(updates))
|
|
assert.ElementsMatch(t,
|
|
NewChannelOpSet(
|
|
NewAddOp(1, channels...),
|
|
NewDeleteOp(bufferID, channels...),
|
|
).Collect(),
|
|
updates)
|
|
}
|
|
|
|
func getChannel(name string, collID int64) *channelMeta {
|
|
return &channelMeta{Name: name, CollectionID: collID}
|
|
}
|
|
|
|
func getChannels(ch2Coll map[string]int64) []RWChannel {
|
|
return lo.MapToSlice(ch2Coll, func(name string, coll int64) RWChannel {
|
|
return &channelMeta{Name: name, CollectionID: coll}
|
|
})
|
|
}
|
|
|
|
func TestAverageAssignPolicy(t *testing.T) {
|
|
type args struct {
|
|
store ROChannelStore
|
|
channels []RWChannel
|
|
}
|
|
tests := []struct {
|
|
name string
|
|
args args
|
|
want *ChannelOpSet
|
|
}{
|
|
{
|
|
"test assign empty cluster",
|
|
args{
|
|
&ChannelStore{
|
|
memkv.NewMemoryKV(),
|
|
map[int64]*NodeChannelInfo{},
|
|
},
|
|
[]RWChannel{getChannel("chan1", 1)},
|
|
},
|
|
NewChannelOpSet(NewAddOp(bufferID, getChannel("chan1", 1))),
|
|
},
|
|
{
|
|
"test watch same channel",
|
|
args{
|
|
&ChannelStore{
|
|
memkv.NewMemoryKV(),
|
|
map[int64]*NodeChannelInfo{
|
|
1: {1, []RWChannel{getChannel("chan1", 1)}},
|
|
},
|
|
},
|
|
[]RWChannel{getChannel("chan1", 1)},
|
|
},
|
|
NewChannelOpSet(),
|
|
},
|
|
{
|
|
"test normal assign",
|
|
args{
|
|
&ChannelStore{
|
|
memkv.NewMemoryKV(),
|
|
map[int64]*NodeChannelInfo{
|
|
1: {1, []RWChannel{getChannel("chan1", 1), getChannel("chan2", 1)}},
|
|
2: {2, []RWChannel{getChannel("chan3", 1)}},
|
|
},
|
|
},
|
|
[]RWChannel{getChannel("chan4", 1)},
|
|
},
|
|
NewChannelOpSet(NewAddOp(2, getChannel("chan4", 1))),
|
|
},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
got := AverageAssignPolicy(tt.args.store, tt.args.channels)
|
|
assert.EqualValues(t, tt.want.Collect(), got.Collect())
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestAvgAssignUnregisteredChannels(t *testing.T) {
|
|
type args struct {
|
|
store ROChannelStore
|
|
nodeID int64
|
|
}
|
|
tests := []struct {
|
|
name string
|
|
args args
|
|
want *ChannelOpSet
|
|
}{
|
|
{
|
|
"test deregister the last node",
|
|
args{
|
|
&ChannelStore{
|
|
memkv.NewMemoryKV(),
|
|
map[int64]*NodeChannelInfo{
|
|
1: {1, []RWChannel{getChannel("chan1", 1)}},
|
|
},
|
|
},
|
|
1,
|
|
},
|
|
NewChannelOpSet(
|
|
NewDeleteOp(1, getChannel("chan1", 1)),
|
|
NewAddOp(bufferID, getChannel("chan1", 1)),
|
|
),
|
|
},
|
|
{
|
|
"test rebalance channels after deregister",
|
|
args{
|
|
&ChannelStore{
|
|
memkv.NewMemoryKV(),
|
|
map[int64]*NodeChannelInfo{
|
|
1: {1, []RWChannel{getChannel("chan1", 1)}},
|
|
2: {2, []RWChannel{getChannel("chan2", 1)}},
|
|
3: {3, []RWChannel{}},
|
|
},
|
|
},
|
|
2,
|
|
},
|
|
NewChannelOpSet(
|
|
NewDeleteOp(2, getChannel("chan2", 1)),
|
|
NewAddOp(3, getChannel("chan2", 1)),
|
|
),
|
|
},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
got := AvgAssignUnregisteredChannels(tt.args.store, tt.args.nodeID)
|
|
assert.EqualValues(t, tt.want.Collect(), got.Collect())
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestBgCheckForChannelBalance(t *testing.T) {
|
|
type args struct {
|
|
channels []*NodeChannelInfo
|
|
timestamp time.Time
|
|
}
|
|
|
|
tests := []struct {
|
|
name string
|
|
args args
|
|
want []*NodeChannelInfo
|
|
wantErr error
|
|
}{
|
|
{
|
|
"test even distribution",
|
|
args{
|
|
[]*NodeChannelInfo{
|
|
{1, []RWChannel{getChannel("chan1", 1), getChannel("chan2", 1)}},
|
|
{2, []RWChannel{getChannel("chan1", 2), getChannel("chan2", 2)}},
|
|
{3, []RWChannel{getChannel("chan1", 3), getChannel("chan2", 3)}},
|
|
},
|
|
time.Now(),
|
|
},
|
|
// there should be no reallocate
|
|
[]*NodeChannelInfo{},
|
|
nil,
|
|
},
|
|
{
|
|
"test uneven with conservative effect",
|
|
args{
|
|
[]*NodeChannelInfo{
|
|
{1, []RWChannel{getChannel("chan1", 1), getChannel("chan2", 1)}},
|
|
{2, []RWChannel{}},
|
|
},
|
|
time.Now(),
|
|
},
|
|
// as we deem that the node having only one channel more than average as even, so there's no reallocation
|
|
// for this test case
|
|
[]*NodeChannelInfo{},
|
|
nil,
|
|
},
|
|
{
|
|
"test uneven with zero",
|
|
args{
|
|
[]*NodeChannelInfo{
|
|
{1, []RWChannel{
|
|
getChannel("chan1", 1),
|
|
getChannel("chan2", 1),
|
|
getChannel("chan3", 1),
|
|
}},
|
|
{2, []RWChannel{}},
|
|
},
|
|
time.Now(),
|
|
},
|
|
[]*NodeChannelInfo{{1, []RWChannel{getChannel("chan1", 1)}}},
|
|
nil,
|
|
},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
policy := BgBalanceCheck
|
|
got, err := policy(tt.args.channels, tt.args.timestamp)
|
|
assert.Equal(t, tt.wantErr, err)
|
|
assert.EqualValues(t, tt.want, got)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestAvgReassignPolicy(t *testing.T) {
|
|
type args struct {
|
|
store ROChannelStore
|
|
reassigns []*NodeChannelInfo
|
|
}
|
|
tests := []struct {
|
|
name string
|
|
args args
|
|
want *ChannelOpSet
|
|
}{
|
|
{
|
|
"test_only_one_node",
|
|
args{
|
|
&ChannelStore{
|
|
memkv.NewMemoryKV(),
|
|
map[int64]*NodeChannelInfo{
|
|
1: {1, []RWChannel{getChannel("chan1", 1)}},
|
|
},
|
|
},
|
|
[]*NodeChannelInfo{{1, []RWChannel{getChannel("chan1", 1)}}},
|
|
},
|
|
// as there's no available nodes except the input node, there's no reassign plan generated
|
|
NewChannelOpSet(),
|
|
},
|
|
{
|
|
"test_zero_avg",
|
|
args{
|
|
&ChannelStore{
|
|
memkv.NewMemoryKV(),
|
|
map[int64]*NodeChannelInfo{
|
|
1: {1, []RWChannel{getChannel("chan1", 1)}},
|
|
2: {2, []RWChannel{}},
|
|
3: {2, []RWChannel{}},
|
|
4: {2, []RWChannel{}},
|
|
},
|
|
},
|
|
[]*NodeChannelInfo{{1, []RWChannel{getChannel("chan1", 1)}}},
|
|
},
|
|
// as we use ceil to calculate the wanted average number, there should be one reassign
|
|
// though the average num less than 1
|
|
NewChannelOpSet(
|
|
NewDeleteOp(1, getChannel("chan1", 1)),
|
|
NewAddOp(2, getChannel("chan1", 1)),
|
|
),
|
|
},
|
|
{
|
|
"test_normal_reassigning_for_one_available_nodes",
|
|
args{
|
|
&ChannelStore{
|
|
memkv.NewMemoryKV(),
|
|
map[int64]*NodeChannelInfo{
|
|
1: {1, []RWChannel{getChannel("chan1", 1), getChannel("chan2", 1)}},
|
|
2: {2, []RWChannel{}},
|
|
},
|
|
},
|
|
[]*NodeChannelInfo{{1, []RWChannel{getChannel("chan1", 1), getChannel("chan2", 1)}}},
|
|
},
|
|
NewChannelOpSet(
|
|
NewDeleteOp(1, getChannel("chan1", 1), getChannel("chan2", 1)),
|
|
NewAddOp(2, getChannel("chan1", 1), getChannel("chan2", 1)),
|
|
),
|
|
},
|
|
{
|
|
"test_normal_reassigning_for_multiple_available_nodes",
|
|
args{
|
|
&ChannelStore{
|
|
memkv.NewMemoryKV(),
|
|
map[int64]*NodeChannelInfo{
|
|
1: {1, []RWChannel{
|
|
getChannel("chan1", 1),
|
|
getChannel("chan2", 1),
|
|
getChannel("chan3", 1),
|
|
getChannel("chan4", 1),
|
|
}},
|
|
2: {2, []RWChannel{}},
|
|
3: {3, []RWChannel{}},
|
|
4: {4, []RWChannel{}},
|
|
},
|
|
},
|
|
[]*NodeChannelInfo{{1, []RWChannel{
|
|
getChannel("chan1", 1),
|
|
getChannel("chan2", 1),
|
|
getChannel("chan3", 1),
|
|
}}},
|
|
},
|
|
NewChannelOpSet(
|
|
NewDeleteOp(1, []RWChannel{
|
|
getChannel("chan1", 1),
|
|
getChannel("chan2", 1),
|
|
getChannel("chan3", 1),
|
|
}...),
|
|
NewAddOp(2, getChannel("chan1", 1)),
|
|
NewAddOp(3, getChannel("chan2", 1)),
|
|
NewAddOp(4, getChannel("chan3", 1)),
|
|
),
|
|
},
|
|
{
|
|
"test_reassigning_for_extreme_case",
|
|
args{
|
|
&ChannelStore{
|
|
memkv.NewMemoryKV(),
|
|
map[int64]*NodeChannelInfo{
|
|
1: {1, []RWChannel{
|
|
getChannel("chan1", 1),
|
|
getChannel("chan2", 1),
|
|
getChannel("chan3", 1),
|
|
getChannel("chan4", 1),
|
|
getChannel("chan5", 1),
|
|
getChannel("chan6", 1),
|
|
getChannel("chan7", 1),
|
|
getChannel("chan8", 1),
|
|
getChannel("chan9", 1),
|
|
getChannel("chan10", 1),
|
|
getChannel("chan11", 1),
|
|
getChannel("chan12", 1),
|
|
}},
|
|
2: {2, []RWChannel{
|
|
getChannel("chan13", 1),
|
|
getChannel("chan14", 1),
|
|
}},
|
|
3: {3, []RWChannel{getChannel("chan15", 1)}},
|
|
4: {4, []RWChannel{}},
|
|
},
|
|
},
|
|
[]*NodeChannelInfo{{1, []RWChannel{
|
|
getChannel("chan1", 1),
|
|
getChannel("chan2", 1),
|
|
getChannel("chan3", 1),
|
|
getChannel("chan4", 1),
|
|
getChannel("chan5", 1),
|
|
getChannel("chan6", 1),
|
|
getChannel("chan7", 1),
|
|
getChannel("chan8", 1),
|
|
getChannel("chan9", 1),
|
|
getChannel("chan10", 1),
|
|
getChannel("chan11", 1),
|
|
getChannel("chan12", 1),
|
|
}}},
|
|
},
|
|
NewChannelOpSet(
|
|
NewDeleteOp(1, []RWChannel{
|
|
getChannel("chan1", 1),
|
|
getChannel("chan2", 1),
|
|
getChannel("chan3", 1),
|
|
getChannel("chan4", 1),
|
|
getChannel("chan5", 1),
|
|
getChannel("chan6", 1),
|
|
getChannel("chan7", 1),
|
|
getChannel("chan8", 1),
|
|
getChannel("chan9", 1),
|
|
getChannel("chan10", 1),
|
|
getChannel("chan11", 1),
|
|
getChannel("chan12", 1),
|
|
}...),
|
|
NewAddOp(4, []RWChannel{
|
|
getChannel("chan1", 1),
|
|
getChannel("chan2", 1),
|
|
getChannel("chan3", 1),
|
|
getChannel("chan4", 1),
|
|
getChannel("chan5", 1),
|
|
}...),
|
|
NewAddOp(3, []RWChannel{
|
|
getChannel("chan6", 1),
|
|
getChannel("chan7", 1),
|
|
getChannel("chan8", 1),
|
|
getChannel("chan9", 1),
|
|
}...),
|
|
NewAddOp(2, []RWChannel{
|
|
getChannel("chan10", 1),
|
|
getChannel("chan11", 1),
|
|
getChannel("chan12", 1),
|
|
}...),
|
|
),
|
|
},
|
|
}
|
|
for _, tt := range tests {
|
|
if tt.name == "test_reassigning_for_extreme_case" ||
|
|
tt.name == "test_normal_reassigning_for_multiple_available_nodes" {
|
|
continue
|
|
}
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
got := AverageReassignPolicy(tt.args.store, tt.args.reassigns)
|
|
assert.ElementsMatch(t, tt.want.Collect(), got.Collect())
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestAvgBalanceChannelPolicy(t *testing.T) {
|
|
type args struct {
|
|
store ROChannelStore
|
|
}
|
|
tests := []struct {
|
|
name string
|
|
args args
|
|
want *ChannelOpSet
|
|
}{
|
|
{
|
|
"test_only_one_node",
|
|
args{
|
|
&ChannelStore{
|
|
memkv.NewMemoryKV(),
|
|
map[int64]*NodeChannelInfo{
|
|
1: {
|
|
1, []RWChannel{
|
|
getChannel("chan1", 1),
|
|
getChannel("chan2", 1),
|
|
getChannel("chan3", 1),
|
|
getChannel("chan4", 1),
|
|
},
|
|
},
|
|
2: {2, []RWChannel{}},
|
|
},
|
|
},
|
|
},
|
|
NewChannelOpSet(NewAddOp(1, getChannel("chan1", 1))),
|
|
},
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
got := AvgBalanceChannelPolicy(tt.args.store, time.Now())
|
|
assert.EqualValues(t, tt.want.Collect(), got.Collect())
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestAvgAssignRegisterPolicy(t *testing.T) {
|
|
type args struct {
|
|
store ROChannelStore
|
|
nodeID int64
|
|
}
|
|
tests := []struct {
|
|
name string
|
|
args args
|
|
bufferedUpdates *ChannelOpSet
|
|
balanceUpdates *ChannelOpSet
|
|
}{
|
|
{
|
|
"test empty",
|
|
args{
|
|
&ChannelStore{
|
|
memkv.NewMemoryKV(),
|
|
map[int64]*NodeChannelInfo{
|
|
1: {NodeID: 1, Channels: make([]RWChannel, 0)},
|
|
},
|
|
},
|
|
1,
|
|
},
|
|
NewChannelOpSet(),
|
|
NewChannelOpSet(),
|
|
},
|
|
{
|
|
"test with buffer channel",
|
|
args{
|
|
&ChannelStore{
|
|
memkv.NewMemoryKV(),
|
|
map[int64]*NodeChannelInfo{
|
|
bufferID: {bufferID, []RWChannel{getChannel("ch1", 1)}},
|
|
1: {NodeID: 1, Channels: []RWChannel{}},
|
|
},
|
|
},
|
|
1,
|
|
},
|
|
NewChannelOpSet(
|
|
NewDeleteOp(bufferID, getChannel("ch1", 1)),
|
|
NewAddOp(1, getChannel("ch1", 1)),
|
|
),
|
|
NewChannelOpSet(),
|
|
},
|
|
{
|
|
"test with avg assign",
|
|
args{
|
|
&ChannelStore{
|
|
memkv.NewMemoryKV(),
|
|
map[int64]*NodeChannelInfo{
|
|
1: {1, []RWChannel{getChannel("ch1", 1), getChannel("ch2", 1)}},
|
|
3: {3, []RWChannel{}},
|
|
},
|
|
},
|
|
3,
|
|
},
|
|
NewChannelOpSet(),
|
|
NewChannelOpSet(NewAddOp(1, getChannel("ch1", 1))),
|
|
},
|
|
{
|
|
"test with avg equals to zero",
|
|
args{
|
|
&ChannelStore{
|
|
memkv.NewMemoryKV(),
|
|
map[int64]*NodeChannelInfo{
|
|
1: {1, []RWChannel{getChannel("ch1", 1)}},
|
|
2: {2, []RWChannel{getChannel("ch3", 1)}},
|
|
3: {3, []RWChannel{}},
|
|
},
|
|
},
|
|
3,
|
|
},
|
|
NewChannelOpSet(),
|
|
NewChannelOpSet(),
|
|
},
|
|
{
|
|
"test node with empty channel",
|
|
args{
|
|
&ChannelStore{
|
|
memkv.NewMemoryKV(),
|
|
map[int64]*NodeChannelInfo{
|
|
1: {1, []RWChannel{getChannel("ch1", 1), getChannel("ch2", 1), getChannel("ch3", 1)}},
|
|
2: {2, []RWChannel{}},
|
|
3: {3, []RWChannel{}},
|
|
},
|
|
},
|
|
3,
|
|
},
|
|
NewChannelOpSet(),
|
|
NewChannelOpSet(NewAddOp(1, getChannel("ch1", 1))),
|
|
},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
bufferedUpdates, balanceUpdates := AvgAssignRegisterPolicy(tt.args.store, tt.args.nodeID)
|
|
assert.EqualValues(t, tt.bufferedUpdates.Collect(), bufferedUpdates.Collect())
|
|
assert.EqualValues(t, tt.balanceUpdates.Collect(), balanceUpdates.Collect())
|
|
})
|
|
}
|
|
}
|