Skip to content
体验新版
项目
组织
正在加载...
登录
切换导航
打开侧边栏
doodoocoder
prometheus
提交
db16acd7
P
prometheus
项目概览
doodoocoder
/
prometheus
与 Fork 源项目一致
从无法访问的项目Fork
通知
2
Star
0
Fork
0
代码
文件
提交
分支
Tags
贡献者
分支图
Diff
Issue
0
列表
看板
标记
里程碑
合并请求
0
Wiki
0
Wiki
分析
仓库
DevOps
项目成员
Pages
P
prometheus
项目概览
项目概览
详情
发布
仓库
仓库
文件
提交
分支
标签
贡献者
分支图
比较
Issue
0
Issue
0
列表
看板
标记
里程碑
合并请求
0
合并请求
0
Pages
分析
分析
仓库分析
DevOps
Wiki
0
Wiki
成员
成员
收起侧边栏
关闭侧边栏
动态
分支图
创建新Issue
提交
Issue看板
前往新版Gitcode,体验更适合开发者的 AI 搜索 >>
提交
db16acd7
编写于
4月 15, 2016
作者:
B
beorn7
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
Never drop a still open head chunk.
上级
096a2ef2
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
83 addition
and
14 deletion
+83
-14
storage/local/series.go
storage/local/series.go
+20
-14
storage/local/series_test.go
storage/local/series_test.go
+63
-0
未找到文件。
storage/local/series.go
浏览文件 @
db16acd7
...
...
@@ -313,21 +313,27 @@ func (s *memorySeries) dropChunks(t model.Time) error {
break
}
}
if
keepIdx
>
0
{
s
.
chunkDescs
=
append
(
make
([]
*
chunkDesc
,
0
,
len
(
s
.
chunkDescs
)
-
keepIdx
),
s
.
chunkDescs
[
keepIdx
:
]
...
,
)
s
.
persistWatermark
-=
keepIdx
if
s
.
persistWatermark
<
0
{
panic
(
"dropped unpersisted chunks from memory"
)
}
if
s
.
chunkDescsOffset
!=
-
1
{
s
.
chunkDescsOffset
+=
keepIdx
}
numMemChunkDescs
.
Sub
(
float64
(
keepIdx
))
s
.
dirty
=
true
if
keepIdx
==
len
(
s
.
chunkDescs
)
&&
!
s
.
headChunkClosed
{
// Never drop an open head chunk.
keepIdx
--
}
if
keepIdx
<=
0
{
// Nothing to drop.
return
nil
}
s
.
chunkDescs
=
append
(
make
([]
*
chunkDesc
,
0
,
len
(
s
.
chunkDescs
)
-
keepIdx
),
s
.
chunkDescs
[
keepIdx
:
]
...
,
)
s
.
persistWatermark
-=
keepIdx
if
s
.
persistWatermark
<
0
{
panic
(
"dropped unpersisted chunks from memory"
)
}
if
s
.
chunkDescsOffset
!=
-
1
{
s
.
chunkDescsOffset
+=
keepIdx
}
numMemChunkDescs
.
Sub
(
float64
(
keepIdx
))
s
.
dirty
=
true
return
nil
}
...
...
storage/local/series_test.go
0 → 100644
浏览文件 @
db16acd7
// Copyright 2016 The Prometheus Authors
// Licensed 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
local
import
(
"testing"
"time"
"github.com/prometheus/common/model"
)
func
TestDropChunks
(
t
*
testing
.
T
)
{
s
,
err
:=
newMemorySeries
(
nil
,
nil
,
time
.
Time
{})
if
err
!=
nil
{
t
.
Fatal
(
err
)
}
s
.
add
(
model
.
SamplePair
{
Timestamp
:
100
,
Value
:
42
,
})
s
.
add
(
model
.
SamplePair
{
Timestamp
:
110
,
Value
:
4711
,
})
err
=
s
.
dropChunks
(
110
)
if
err
!=
nil
{
t
.
Fatal
(
err
)
}
if
len
(
s
.
chunkDescs
)
==
0
{
t
.
Fatal
(
"chunk dropped too early"
)
}
err
=
s
.
dropChunks
(
115
)
if
err
!=
nil
{
t
.
Fatal
(
err
)
}
if
len
(
s
.
chunkDescs
)
==
0
{
t
.
Fatal
(
"open head chunk dropped"
)
}
s
.
headChunkClosed
=
true
s
.
persistWatermark
=
1
err
=
s
.
dropChunks
(
115
)
if
err
!=
nil
{
t
.
Fatal
(
err
)
}
if
len
(
s
.
chunkDescs
)
!=
0
{
t
.
Error
(
"did not drop closed head chunk"
)
}
}
编辑
预览
Markdown
is supported
0%
请重试
或
添加新附件
.
添加附件
取消
You are about to add
0
people
to the discussion. Proceed with caution.
先完成此消息的编辑!
取消
想要评论请
注册
或
登录