Awesome!!!
- Original Message -
From: Andor Molnar
To: DevZooKeeper , u...@zookeeper.apache.org
Subject: [ANNOUNCE] Apache ZooKeeper 3.4.14
Date: 2019-04-02 18:32
The Apache ZooKeeper team is proud to announce Apache ZooKeeper version 3.4.14
ZooKeeper is a high-performance coordination
A good news!!! A long time to have a stable version.
I volunteer to do the following test this weekend.
1.a jepsen test to check the consistency.
2.a namazu fuzzy test to check the stablibity.(which will doc this test
tool in ZOOKEEPER-3343.).
3.a test for the zkCli.sh
: Re: Re: [VOTE] Apache ZooKeeper release 3.5.5 candidate 2
Date: 2019-04-08 12:24
On Sat, Apr 6, 2019 at 11:47 PM Justin Ling Mao
wrote:
Test for the 3.5.5 candidate 2:
-[0]: Jepsen consistency check had passed. +1. Look at the attachment:
jepsen_test_report.txt. how to use it:
ht
Awesome work,Thanks Enrico!
- 原始邮件 -
发件人：Enrico Olivelli
收件人：DevZooKeeper
主题：Travis is Up an running
日期：2019年02月22日 23点42分
Hi folks,
Andor merged the patch about Travis configuration, let me recap the
status quo about Pull Requests.
1) We are using Travis to test the build on JDK8 and
agree with this from Brian Nixon.--->"For trivial changes like spelling,
whitespace, pruning of import, does itmake sense to have one super/umbrella
ticket with multiple PRs attached"
- Original Message -From: Brian Nixon
To: dev@zookeeper.apache.org
Subject: Re: Question on ZK
If your guys have speechs on some interesting topics, Plz video it, then post
to the youtube,share with us. :D
- Original Message -From: Jie Huang
To: dev@zookeeper.apache.org
Subject: Re: Apache ZooKeeper meetup in Palo Alto March 14th
Date: 2019-03-12 04:48
Hi, Patric
Are we still on
. my child znodes under /hbase/tables are
all have data. they are multiple tables under neath.. despite that datalength
0. Don't quite understand your explanation.
Can you please elaborate?Thanks,Asim
On Sun, Mar 10, 2019 at 7:58 PM Justin Ling Mao
wrote:
--->"I see data length
- What's your user case using zk for hbase? Why increase jute.maxbuffer to
128MB? incredible! really need this change?- if the jute.maxbuffer is too
large, it will have a side effect on the stability and throughout of the
cluster,the response time between server and client.- for the "jmap
--->"I see data length of 0 on my znodes?" becasue the data of this node
"/hbase/table" is empty check this: [zk: localhost:2181(CONNECTED) 2] get
/hbase/table--->"timestamps are also not updating" set the data,the mtime will
be updated. e.g [zk: localhost:2181(CONNECTED) 5] set /hbase/table
te
buffer we are saying significant stability. Can you explain he logic behind
jute buffer and instability that you were seeing, I was not able to find a
good resources to relate that level of detail so it will be extremely
helpful if you can explain.
On Sun, Mar 10, 2019 at 7:26 PM Justin Ling Mao
ping @anmolnar and others, any insights or suggestions ?
- 原始邮件 -发件人："Justin Ling Mao"
收件人："dev"
主题：A big refactor for the documetations
日期：2019年02月12日 11点50分
Hi gugs:I'am working on doing a big refactor for the documetations.it aims to
- 1.make a better reading
guess people got used to it :) But I'm
not against it either.
So definitely +1 on adding new stuff and example, and I'm neutral on the
changing the doc format part. It has its pros and cons.
Regards,Norbert
On Wed, Feb 13, 2019 at 2:48 PM Justin Ling Mao
wrote:
ping @anmolnar and others, any insig
Hi gugs:I'am working on doing a big refactor for the documetations.it aims to
- 1.make a better reading experiences and help users know more about zookeeper
quickly,as good as other projects' doc(e.g redis,hbase). - 2.have less changes
to diff with the original docs as far as possible. -
Good job,Thanks for
this:https://github.com/BELUGABEHR/zk-smoketest#running-under-dockerYou can
give a PR to phunt's repo,let more people benefit from it.Look at
ZOOKEEPER-3264 which is aimed to implement a better benchmark tool for
zookeeper internal.Stay tuned! :D
- Original Message
+1, no bindingLook at my previous jepsen, benchmark and zkCli test, 3.5.5 works
well.
- Original Message -
From: Andor Molnar
To: DevZooKeeper
Subject: Re: [VOTE] Apache ZooKeeper release 3.5.5 candidate 3
Date: 2019-04-12 19:58
Hi team,
Just to wrap up the votes so far:
We got +1 from
Background:zookeeper-server is the main-module of the zk codebase.
Unfortunately, there were many checkstyle violations in it. To improve the code
quality and code standards,
IMHO, it's time to clean up the all the checkstyle violations(turn on the
true). we can learn from the hbase whose
@Lars.Thanks for
this:https://drive.google.com/file/d/1STmz-nTBjGeFuu8ycjrFDSL-KdahAQiG/view
- Original Message -
From: Flavio Junqueira
To: dev@zookeeper.apache.org
Cc: Patrick Hunt
Subject: Re: Request for review & contribution of Apache Training
Date: 2019-04-28 03:10
This is
+1,A very good Suggestion.Thanks Norbert.I also suggest about the sign-off of
the Reviewers' name.For the incentive, if someone participate in the review of
PR, no matter whether he/she is a committer, we all need include his/her name?
- Original Message -
From: Norbert Kalmar
To:
A great video,Thanks for the share.
- Original Message -
From: Brian Nixon
To: dev@zookeeper.apache.org
Cc: UserZooKeeper
Subject: Re: Great talk from Ben Reed about the origins of ZooKeeper
Date: 2019-06-30 02:11
It's great to hear the mindset that the ZooKeeper team was applying in
A good code optimizationCould you plz help us improve this issue?The
contributor guideline is
[here](https://cwiki.apache.org/confluence/display/ZOOKEEPER/HowToContribute])
- Original Message -
From: 18779116352 <18779116...@163.com>
To: dev
Subject: Zookeeper code optimization
Date:
;>>>> Norbert
> > >>>>>
> > >>>>>
> > >>>>> On Sun, Jun 23, 2019 at 7:27 PM Enrico Olivelli <
> eolive...@gmail.com
> > >>>
> > >>>>> wrote:
> > >>>>>
> > >
- Due to the work from
ZOOKEEPER-3447(https://github.com/apache/zookeeper/pull/1008), the ZooKeeper
Grafana dashboard is now available(https://grafana.com/dashboards/10465) which
I had included some screenshots for the preview.
- Users can ask for this Grafana dashboard account if having any
1.--->"I fixed it in a simple way and it looks fine." 1.1 how did you
solve this issue? 1.2 It‘s a issue about your demo(may be a link or
dependencies error)? not about the zookeeper c client?
2. Could you please tell me how to compile and build the zookeeper c client in
the
I also got no reply from the email, but when checking the email
archive(https://lists.apache.org/list.html?dev@zookeeper.apache.org)
I found the reply from the community.It's very strange!!!
@Zili Chen Let us discuss in that thread?
After reading all the replies, I will give my new opinion and
- any advance for the discussion???- any objections about these two things:
1.only clean the main-module:zookeeper-server; 2.using the google's
checkstyle_style?- who will head it up? how about me？
- Original Message -
From: "Justin Ling Mao"
To: "dev"
Subject:
- 1.Since the 3.5.5 has just released in May. we still need some time to
collect the users' feedback.we cannot make sure the release time of 3.6.0?
Giving the experience from the previous release history:)- 2.please Let me
share some my thoughts, and the work in progress will be arriving into
@Enrico1. --->"bind '/metrics' to the current "Admin server"" What do you mean
is the JettyAdminServer？ which is enable and binding to default port:8080?
2. Is the following a good
option?e.g:http://:8080/commands/metricsor:http://:8080/metrics
- Original Message -
From: Enrico
Thanks Fangmin for bringing up this interesting topic.maybe next year, maybe no
time,maybe nobody· :D
- Original Message -
From: Fangmin Lv
To: dev@zookeeper.apache.org
Subject: Raise the Quality of ZooKeeper Docs with Google Season of Docs Project
Date: 2019-04-24 06:23
Hi guy,
ptember
Enrico
Il lun 15 lug 2019, 11:55 Justin Ling Mao ha
scritto:
> - 1.Since the 3.5.5 has just released in May. we still need some time to
> collect the users' feedback.we cannot make sure the release time of 3.6.0?
> Giving the experience from the previous release history:)
on
zookeeper-server Subtask-3: Enable Google checkstyle configuration on
zookeeper-jute
Subtask-4: Enable Google checkstyle configuration on zookeeper-prometheus
...
Best,tison.
Enrico Olivelli 于2019年7月16日周二 上午12:06写道：
Il lun 15 lug 2019, 09:14 Justin Ling Mao ha
scritto:
&g
@andor
IMHO, we need a documentation about how to do the rolling-upgrade between
different release in the code base.
Am I right?
- Original Message -
From: Andor Molnar
To: DevZooKeeper
Subject: Upgrade FAQ
Date: 2019-08-16 23:39
Hi,
I’ve created the following FAQ page on the wiki to
@Karolos Thanks for this interesting discussion.Let me quote some words from
the Book:《Designing Data-Intensive Applications》Martin Kleppmann. If you have
more interested in this topic, have a fun to read the CHAPTER 9:Consistency and
Consensus--->"While this procedure ensures linearizable
awesome!!!. Looking forward to this release.
- Original Message -
From: Andor Molnar
To: DevZooKeeper
Subject: Re: Cutting Zookeeper 3.5.6
Date: 2019-09-02 00:28
Great +1
On Thu, Aug 29, 2019 at 4:37 PM Enrico Olivelli wrote:
> Hello,
> I am going to cut 3.5.6, if you have patches to
ng that checkstyle config, I feel we won't have so many
> > > violations.
> > >
> > > We can keep current checkstyle invokation that checks for @author tags
> > as a
> > > separate 'execution' of the plugin with a specific checkstyle file (as
> &
1. IMHO, before that work, we need to merge the
ZOOKEEPER-3301(https://github.com/apache/zookeeper/pull/934) firstly(：D) which
has a good expansibility to the quota storage and support the soft/hard quota
limit and some good refactors and utils for the quota.
2.In the ZOOKEEPER-1383, Thawan
1.Thanks Olivelli for this letter. ZOOKEEPER-3529 has now landed. 1.1 The
references may be a good reading material and they're are public and free.
welcome scrutiny. 1.2 The documentation has a declaration about intellectual
property rights and privacy.2 If you have a use case, please do
ith a specific checkstyle file (as
> you
> > already said)
> >
> > I am happy to help, thank you for driving this effort
> >
> > Enrico
> >
> >
> > Il sab 6 lug 2019, 11:33 Justin Ling Mao ha
> > scritto:
> >
> > > - 1.It se
https://www.cbronline.com/list/top-five-apache-software-projects-in-2019Chinese
users can visit this due to GFW :)
- Original Message -
From: tison
To: u...@zookeeper.apache.org
Cc: DevZooKeeper
Subject: Re: ZK makes apache 2019 "top 5" projects
Date: 2019-12-12 19:53
Kudos!
Best,
+1, I have created a ticket for this:
https://issues.apache.org/jira/browse/ZOOKEEPER-3648. If someone is interested
in, please pick it ip.
BTW: the github project description(Mirror of Apache Hadoop ZooKeeper) may also
needs a update.
- Original Message -
From: Michael Han
To:
this:https://github.com/apache/hbase/blob/master/dev-support/hbase_eclipse_formatter.xml
3. Overall, this work is not in a hurry because mvn cmd can tell us where is
the violations
- Original Message -
From: Zili Chen
To: Justin Ling Mao
Cc: dev
Subject: Re: Coding Style
Date: 2019-10
1. Currently, our coding style checker(maven checkstyle plugin) doesn't abide
by Sun's conventions completely
2. maybe we need a eclipse_formatter.xml to the automatic formatting for the
IDEs, https://hbase.apache.org/book.html#eclipse.code.formatting is a good
example.
- Original Message
congrats Brian, well-deserved.
- Original Message -
From: Enrico Olivelli
To: DevZooKeeper
Subject: Re: [ANNOUNCE] New ZooKeeper committer: Brian Nixon
Date: 2019-10-02 18:23
Yeah, congrats Brian, welcome aboard !
Enrico
Il giorno mer 2 ott 2019 alle ore 11:15 Zili Chen ha
scritto:
>
+1 (non-binding)A benchmark test for 3.5.6 candidate 4 with YCSB tool:
Machine Env:my local(8core,16G, 256SSD)
ZooKeeper Env: 3.5.6-c11b7e26bc554b8523dc929761dd28808913f091, built on
10/08/2019 20:18 GMTstandalone mode(one zk server); 100 znodes; data
length(per znode):100;default
David, highly appreciated your contributions. Looking forward to more. Please
go ahead!
- Original Message -
From: Norbert Kalmar
To: DevZooKeeper
Subject: Re: My Contributions
Date: 2020-02-03 18:34
Hi David,
Thanks for your contributions!
We consider the patch committed if it should
Actually, we have a doc about how to test zookeeper with
jepsen(https://github.com/apache/zookeeper/blob/master/zookeeper-docs/src/main/resources/markdown/zookeeperTools.md#jepsen-test)
Jepsen had not found any bugs recently? We needs to redo that Jepsen test after
we have a linearizability read
Hi zk guys:
Happy New Year, Good luck to your 2020.
IMHO it's a good time to look back the community work of the past year(2019) at
the beginning of this new year.
Forgive my this letter, please let me share some my private and humble
observations.
In retrospect 2019, these new things have
---> "This is my point of view: Patch 1) introduces wire protocol changes (new
RC), it is a big work and we are not ready to ship it, so I would defer to
3.7.0."
Agree with this. Stability is much more import than including more
features/improvements at the birth of this release.
-
I found ZOOKEEPER-3807. lots of bad formats in the website pages build due to
bash marker. It's my blame.Do we need to apply it to 3.6.1 ?
- Original Message -
From: Christopher
To: dev@zookeeper.apache.org
Subject: Re: Cutting 3.6.1 HEADS UP !
Date: 2020-04-17 13:27
Okay, I found the
@ Stanislav Thanks for giving an example to help us to get your idea quickly.
Just as Ted said, If C read 0x1112209 at t4, we have a guarantee to read
v1(0x1112208), not possible to read v0 (0x1112207)
Since the write is linearizable, all the writes are ordered with a
monotonically
Great blog post!!!
- Original Message -
From: Mohamed Jeelani
To: "dev@zookeeper.apache.org"
Cc: Christopher Bunn
Subject: Containerizing ZooKeeper with Twine: Powering container orchestration
from within
Date: 2020-09-01 03:43
Hi ZooKeepers!
Hello from your friends here at Facebook.
That's really cool. I saw the zookeeper had already joined the Hacktoberfest
event(https://github.com/topics/hacktoberfest).
You can login in (https://hacktoberfest.digitalocean.com/login) with your
github account and enjoy yourself
Note: you must register and make four valid pull requests (PRs)
---> if a client creates a node with zxid 0x11122a, it should be able to
see (read) all data changes at least up to that zxid.
You may have a misunderstanding on what sequential consistency guarantees. For
your example:
Suppose that you have following operations:
create /mypath v0
@李珣The situation you describe may have conceptual deviations about how the
consensus protocol works:---> Since the data of the follower when the follower
uses the DIFF method to synchronize with the leader is still in the memory, it
has not had time to persist1. The write path is: write
Yes, I'm here. The only supported data source currently is Prometheus. Do you
want us to support Influxdb as data source?
- Original Message -
From: Simon Karberg
To: dev@zookeeper.apache.org
Subject: Grafana dashboard, update?
Date: 2020-07-21 01:24
Hi,
I have tried to import the
rom: Simon Karberg
To: maoling199210...@sina.com
Cc: dev
Subject: Re: Re: Re: Re: Re: Grafana dashboard, update?
Date: 2020-08-03 16:17
Thanks, it looks amazing already.
Are there any documentation on what to alert on, related to Zookeeper?
On Mon, Aug 3, 2020 at 4:33 AM Justin Ling Mao
wr
@simon.karberg
For alerting documentation, please look at
this(https://github.com/apache/zookeeper/pull/1425)
- Original Message -
From: "Justin Ling Mao"
To: "dev" , "simon.karberg"
,
Subject: Re: Re: Re: Re: Re: Re: Grafana dashboard, update?
Date: 2020-
-
From: Simon Karberg
To: maoling199210...@sina.com
Cc: dev
Subject: Re: Re: Re: Re: Grafana dashboard, update?
Date: 2020-07-29 15:46
Great, I will be ready to add it to our grafana on Monday then :)
On Wed, Jul 29, 2020 at 9:45 AM Justin Ling Mao
wrote:
@Simon KarbergWhat a shame for me to do
for your great
suggestions
- Original Message -
From: Simon Karberg
To: maoling199210...@sina.com
Cc: dev
Subject: Re: Re: Grafana dashboard, update?
Date: 2020-07-24 15:29
Hi,
I don't have that option in the dashboard ( 10465 ) :)
On Fri, Jul 24, 2020 at 5:16 AM Justin Ling Mao
wrote
Cc: dev
Subject: Re: Re: Re: Grafana dashboard, update?
Date: 2020-07-27 06:17
Your welcome and thanks for the good work, i can imagine it takes time to
create such dashboards.
On Sat, Jul 25, 2020 at 7:57 AM Justin Ling Mao
wrote:
> 1. Yes, v3 doesn't have that option. I have done this funct
Now users can benchmark your zookeeper ensemble with YCSB. Here is the
ZK-PR(https://github.com/apache/zookeeper/pull/1558). Have fun for it:)
Here is a initial roadmap about the quote
feature(https://cwiki.apache.org/confluence/display/ZOOKEEPER/Quotas).
We will nudge this work continuously. Here is the FB's
video.(https://www.facebook.com/zkmeetup/videos/2984998221531756/)
- Original Message -
From: Huizhi Lu
To:
I create the ticket: ZOOKEEPER-4188: add a doc about whoami CLI for me to do.
It's not a blocker. Let's go ahead:)
- Original Message -
From: Patrick Hunt
To: DevZooKeeper
Subject: Re: [VOTE] Apache ZooKeeper release 3.7.0 candidate 0
Date: 2021-01-23 05:09
+1 - xsum/sig validated.
Thanks all for your congratulations. I wish I could do much more works for our
community in the future.
- Original Message -
From: Szalay-Bekő Máté
To: DevZooKeeper
Subject: Re: New committer: Justin Mao Ling
Date: 2021-01-18 20:27
Congratulations Maoling!!! :))
Regards,
Mate
On Mon,
Hi ben, for [PR-1444](https://github.com/apache/zookeeper/pull/1444)AFAIK, you
can let chingchan1996 grant write access for you and you'll be able to push
changes on this branch. Look at an example of
[PR-984](https://github.com/apache/zookeeper/pull/984)or you can create another
PR to
Let me take a look. I'm filing the java flaky test happened recently. I will
investigate the CPP test issue.Although I almost forget my C language, but you
know I am almighty :
- Original Message -
From: Enrico Olivelli
To: DevZooKeeper
Subject: PR Validation on Github Actions is
Oops, it's my blame. I'm very sorry for my mistakes. Since these days the CI is
in disorder and it's a typo, so I'm not waiting for CI check and forgot that an
UT has covered this change although I wrote these related codes. It's all my
mistake and I will summarize our submission process and
patch, so now please create a new PR with all the required
changes included.
Also I second Enrico’s comment: if CI is in bad shape, we should fix it.
Regards,
Andor
> On 2021. Feb 9., at 13:45, Justin Ling Mao wrote:
>
> Oops, it's my blame. I'm very sorry for my mistakes. Sinc
Awesome!!!
Thanks Damien for working as RM, thank the contributors that made the release
possible.
Cheers!!!
- Original Message -
From: Szalay-Bekő Máté
To: DevZooKeeper
Cc: annou...@apache.org, UserZooKeeper
Subject: Re: [ANNOUNCE] Apache ZooKeeper 3.7.0 released
Date: 2021-03-29
Thanks Li Wang for your question. If you have more questions, please ask again
here:)
- Original Message -
From: Li Wang
To: dev
Subject: Re: quota stats data consistency
Date: 2021-03-02 05:07
Some updates on this.
I looked more into this and found that quota usage is actually
@Li Wang
Great addition, we really need this. Please help us to do this:)
- Original Message -
From: Li Wang
To: dev@zookeeper.apache.org
Subject: collecting and exposing quota related metrics to Prometheus
Date: 2021-02-16 09:23
Hi,
In 3.7, Quota limit can be enforced and the quota
I have created the PR(https://github.com/apache/zookeeper/pull/1610) to add the
committer checklist to commit script to avoid The Accident Case like: PR-1597.
Please review it and provide more checklists if I have not covered.
- Original Message -
From: "Justin Ling Mao"
To:
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