Questions tagged [distributedlog]

A high-throughput, low-latency replicated log service, offering durability, replication and strong consistency.

DistributedLog is a high-throughput, low-latency replicated log service, offering durability, replication and strong consistency on top of Apache Bookkeeper.

Where to start:

Project page https://bookkeeper.apache.org/distributedlog/
Introduction: https://bookkeeper.apache.org/distributedlog/docs/latest/basics/introduction

Projects using it:

Manhattan (Twitter’s distributed storage system) : https://blog.twitter.com/engineering/en_us/a/2016/strong-consistency-in-manhattan.html

3 questions

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1 answer

Using Opentelemetry to write logs for Python

We are using Python and we want to use Opentelemetry for logs. I see that Logs for Python are not supported yet(https://opentelemetry.io/docs/instrumentation/python/) and for C++/.NET it is in beta/experimental. My question is will it make any sense…

asked Jan 13 '22 at 21:42

Yanir Raveh

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1 answer

When does a leader ACKs client in DistributedLog?

I'm having difficulty to understand when does a leader actually ACKs client. Here is part of a DistributedLog documentation: Each batched entry appended to a log segment will be assigned a monotonically increasing entry id by the log segment…

replication consensus distributedlog

asked Dec 28 '17 at 16:19

Majid Azimi

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what is the difference between transaction id and sequence id of a distributedlog record?

I used distributedlog AsyncLogReader to read records out of a distributedlog stream. for each log record in the stream, I found there are two sequence numbers associated with it, one is transaction id and one is sequence id. Which one should I use…

stream transactional distributed-system distributedlog

asked Sep 09 '16 at 07:00

Jay Juma