Netflix Tech

SEPTEMBER 24, 2021

The inspection stage examines the input media for compliance with Netflix’s delivery specifications and generates rich metadata. The index file keeps track of the physical location (URL) of each chunk and also keeps track of the physical location (URL + byte offset + size) of each video frame to facilitate downstream processing.

Cloud 96

Cloud Bytes Cloud Storage Media 96

Netflix Tech

MAY 5, 2021

Netflix Drive relies on a data store that will be the persistent storage layer for assets, and a metadata store which will provide a relevant mapping from the file system hierarchy to the data store entities. 2 , are the file system interface, the API interface, and the metadata and data stores. The major pieces, as shown in Fig.

Metadata 71

Metadata Bytes Media Cloud Storage 71

Cloudera

FEBRUARY 14, 2024

A bloated metadata.json file could increase both read/write times because a large metadata file needs to be read/written every time. Regularly expiring snapshots is recommended to delete data files that are no longer needed, and to keep the size of table metadata small.

Bytes 59

Bytes Metadata Data Lake SQL 59

Netflix Tech

MARCH 5, 2024

Half of all services required for streaming video use our Hollow library for on-heap metadata. We paid particular attention to deallocation of direct byte buffers, but we haven’t seen any impact thus far. In the worst case we evaluated, non-generational ZGC caused 36% more CPU utilization than G1 for the same workload.

Java 93

Java Bytes Utilities Metadata 93

Precisely

JULY 21, 2023

Customize the Replication Script: Use the scripting language provided by Precisely to define variables, specify metadata replication preferences, and map Cobol copybook descriptions for VSAM files.

Data Integration 52

Data Integration Kafka Bytes Banking 52

Rockset

APRIL 11, 2023

The leader creates a replication stream and sends updates and metadata changes to follower virtual instances. Rockset uses an external strongly-consistent metadata store to perform leader election. Rockset uses an external strongly-consistent metadata store to perform leader election.

Architecture 52

Architecture Cloud Bytes Metadata 52

Monte Carlo

FEBRUARY 9, 2023

architecture (with some minor deviations) to achieve their data integration objectives around scalability and use of metadata. “A The other advantage is because we follow a standard design, we are able to generate a lot of our code using code templates and metadata. Presentation Layer – Reporting layer for the vast majority of users.

Architecture 52

Architecture Raw Data Metadata Data Warehouse 52

Monte Carlo

JUNE 26, 2023

Unity Catalog As the name implies, the unity catalog brings unity to individual metastores and catalogs and serves as a central metadata repository for Databricks users. The Unity Catalog unifies metastores, catalogs, and metadata within Databricks. The Unity Catalog unifies metastores, catalogs, and metadata within Databricks.

Data Lake 52

Data Lake Metadata Bytes Machine Learning 52

Big Data Tools

JUNE 8, 2022

DataHub 0.8.36 – Metadata management is a big and complicated topic. DataHub is a completely independent product by LinkedIn, and the folks there definitely know what metadata is and how important it is. If you haven’t found your perfect metadata management system just yet, maybe it’s time to try DataHub!

Data Engineering 52

Data Engineering Data Engineer Engineering Kafka 52

Big Data Tools

JUNE 8, 2022

DataHub 0.8.36 – Metadata management is a big and complicated topic. DataHub is a completely independent product by LinkedIn, and the folks there definitely know what metadata is and how important it is. If you haven’t found your perfect metadata management system just yet, maybe it’s time to try DataHub!

Data Engineering 52

Data Engineering Data Engineer Engineering Kafka 52

Monte Carlo

APRIL 21, 2022

This query will fetch a list of all tables within a database, along with helpful metadata about their settings. Use this query to extract table schema , then use this query to extract view and external table metadata. Use this query to pull how many bytes and rows tables have , as well as the time they were most recently updated.

Metadata 52

Metadata Bytes Government Data 52

Confluent

JULY 1, 2019

When a client (producer/consumer) starts, it will request metadata about which broker is the leader for a partition—and it can do this from any broker. The key thing is that when you run a client, the broker you pass to it is just where it’s going to go and get the metadata about brokers in the cluster from. The default is 0.0.0.0,

Kafka 101

Kafka Metadata AWS Bytes 101

Tweag

APRIL 19, 2023

Whether displaying it on a screen or feeding it to a neural network, it is fundamental to have a tool to turn the stored bytes into a meaningful representation. A solution is to read the bytes that we need when we need them directly from Blob Storage. open ( "container/file.svs" ) as f : # read the first 256 bytes print ( f.

Medical 60

Medical Process Cloud Bytes 60

Netflix Tech

OCTOBER 16, 2019

Datasets themselves are of varying size, from a few bytes to multiple gigabytes. Each version contains metadata (keys and values) and a data pointer. You can think of a data pointer as special metadata that points to where the actual data you published is stored. Direct data pointers are automatically replicated globally.

Datasets 76

Datasets Metadata Bytes Machine Learning 76

Cloudera

APRIL 23, 2021

To prevent the management of these keys (which can run in the millions) from becoming a performance bottleneck, the encryption key itself is stored in the file metadata. Each file will have an EDEK which is stored in the file’s metadata. sent 11,286 bytes received 172 bytes 2,546.22 keytrustee ccycloud-3.cdpvcb.root.hwx.site:/var/lib/keytrustee/.

MySQL 73

MySQL Java Bytes Data 73

Cloudera

AUGUST 14, 2020

One key part of the fault injection service is a very lightweight passthrough fuse file system that is used by Ozone for storing all its persistent data and metadata. The APIs are generic enough that we could target both Ozone data and metadata for failure/corruption/delays. NetFilter Extension.

Hadoop 96

Hadoop Bytes Metadata Programming Language 96

Grouparoo

OCTOBER 6, 2021

This provided a nice overview of the breadth of topics that are relevant to data engineering including data warehouses/lakes, pipelines, metadata, security, compliance, quality, and working with other teams. For example, grouping the ones about metadata, discoverability, and column naming might have made a lot of sense.

Data Engineering 52

Data Engineering Data Engineer Engineering Pipeline-centric 52

Rock the JVM

AUGUST 9, 2022

For a more concrete example, we are going to write a program that will parse markdown files, extract words identified as tags, and then regenerate those files with tag-related metadata injected back into them. class RealFakeInputStream [ T T ) extends InputStream { val data : Array [ Byte ] = "0123456789". collectAll [ String ].

Scala 40

Scala Bytes Kafka Programming 40

Netflix Tech

MAY 26, 2020

version vpc-id subnet-id instance-id interface-id account-id type srcaddr dstaddr srcport dstport pkt-srcadd r pkt-dstaddr protocol bytes packets start end action tcp-flags log-status 3 vpc-12345678 subnet-012345678 i-07890123456 eni-23456789 123456789010 IPv4 52.213.180.42 43416 5001 52.213.180.42 43416 5001 52.213.180.42

AWS 61

AWS Bytes Metadata Cloud 61

Edureka

AUGUST 29, 2024

The physical representation of knowledge, including bits, bytes, and data structures, is the main topic of this level. Power Designer offers an easy-to-use interface alongside functionality for enterprise architecture, metadata management, and data modelling. have also contributed to their popularity.

Data Science 40

Data Science Medical Algorithm Datasets 40

Zalando Engineering

JUNE 30, 2020

v1beta1 kind : Ingress metadata : name : "engineering-blog" labels : application : "engineering-blog" annotations : zalando.org/skipper-routes : | redirect_app_default: * -> compress() -> setDynamicBackendUrl("[link].s3-website.amazonaws.com") Bytes Out [ total, mean ] 0 , 0.00

Engineering 40

Engineering Bytes AWS Python 40

Knowledge Hut

JULY 20, 2023

The key can be a fixed-length sequence of bits or bytes. By encrypting specific regions or metadata within images, investigators can ensure that the crucial details remain tamper-proof and secure, providing reliable evidence in legal proceedings. Key Generation: A secret encryption key is generated.

Medical 40

Medical Algorithm Metadata Cloud Storage 40

Scribd Technology

MAY 18, 2021

yyyy-MM-dd) derived from the ISO 8601 ingestion timestamp of the message Other potential users of Kafka Delta Ingest may have different guidelines on how they use Kafka. yyyy-MM-dd) derived from the ISO 8601 ingestion timestamp of the message Other potential users of Kafka Delta Ingest may have different guidelines on how they use Kafka.

Kafka 52

Kafka Data Warehouse Bytes Metadata 52

Monte Carlo

MAY 13, 2021

Here’s how to do that with Snowflake: This query will fetch a list of all tables along with helpful metadata about their settings. Since data can break literally anywhere in your pipeline, you will need a way to pull metrics and metadata from not just your warehouse, but other assets too.

SQL 40

SQL Metadata Bytes Data Pipeline 40

DoorDash Engineering

JANUARY 23, 2024

DoorDash’s internal platform team already has built many features which come in handy, like an Asgard-based microservice, which comes with a good set of built-in features like request-metadata, logging, and dynamic-value framework integration. New input formats: Currently, the platform is supporting byte-based input.

Architecture 74

Architecture Metadata Bytes Systems 74

Confluent

MAY 29, 2019

Rigid file naming standards that had built-in dependency metadata. zip Zip file size: 3593 bytes, number of entries: 9 drwxr-xr-x 2.0 unx 2312 b- defN 19-Feb-13 13:05 ksql-script.sql 9 files, 5502 bytes uncompressed, 2397 bytes compressed: 56.4%. . ==> zipinfo ksql/build/distributions/ksql-pipeline-1.0.0.zip

Kafka 96

Kafka Management Bytes SQL 96

Datakin

OCTOBER 14, 2021

Run models & capture lineage metadata When working with Datakin (or any other OpenLineage backend) it’s important to generate the dbt docs first. Our schema has changed, and we want Datakin to have the latest metadata about tables and columns. % . % dbt debug Running with dbt=0.21.0 dbt version: 0.21.0 python version: 3.9.7

Google Cloud 52

Google Cloud Datasets Bytes Metadata 52

Palantir

MAY 6, 2021

controls by domain, byte count, time of day, or IP reputation), but such controls still tend to operate based on identifiers such as a hostname, domain, or IP address. Some networking solutions build out their feature set with controls that go beyond basic port / IP ingress & egress (e.g.,

Bytes 52

Bytes Engineering Metadata Process 52

ProjectPro

JANUARY 31, 2022

This layer stores the metadata needed to optimize a query or filter data. To enable and keep table maintenance simpler, all DML functions (such as DELETE and UPDATE) make use of the underlying micro-partition metadata. For instance, only a small number of operations, such as deleting all of the records from a table, are metadata-only.

Architecture 52

Architecture IT Data Warehouse Amazon Web Services 52

Rockset

AUGUST 21, 2019

Adding files to RocksDB is a cheap operation since it involves only a metadata update. Conclusion With these optimizations, we can load a dataset of 200GB uncompressed physical bytes (80GB with LZ4 compression) in 52 minutes (70 MB/s) while using 18 cores. In the current version, each write thread builds one SST file.

Bytes 40

Bytes Datasets Metadata Database 40

Ascend.io

APRIL 12, 2023

Foundational encoding, whether it is ASCII or another byte-level code, is delimited correctly into fields or columns and packaged correctly into JSON, parquet, or other file system. It should detect “schema drift,” and may involve operations that validate datasets against source system metadata, for example. In a valid schema.

Data Pipeline 52

Data Pipeline Data Integration Datasets Data 52

Zalando Engineering

OCTOBER 4, 2021

Result The scatter plot below shows the AUC (y axis) of the classifier at varying compression levels (x axis = size of the feature store in bytes in logarithmic scale). With key-value-store-based feature stores, the additional cost of storing some metadata (like event timestamps) is relatively minor. Uncompressed).

Machine Learning 52

Machine Learning Datasets Bytes Database 52

Rockset

JUNE 27, 2019

RocksDB-Cloud replicates all the data and metadata for a RocksDB instance to S3. We limit the number of bytes that can be written per second to all RocksDB instances assigned to a leaf node. The data in 1 RocksDB instance is not replicated to other machines. RocksDB cannot recover from machine failures.

Bytes 40

Bytes Metadata Cloud Engineering 40

ProjectPro

JANUARY 31, 2023

NameNode is often given a large space to contain metadata for large-scale files. The metadata should come from a single file for optimal space use and economic benefit. The following are the steps to follow in a NameNode recovery process: Launch a new NameNode using the FsImage (the file system metadata replica).

Big Data 52

Big Data Hadoop Relational Database AWS 52

ProjectPro

JULY 6, 2016

In full shutdown backup approach, a periodic complete shutdown of the HBase cluster is performed so that the Master and Region Servers go down and if there are hardly any chances of losing out the in-flight changes happening to metadata or StoreFiles. 7) Does HBase support SQL like syntax? Region Servers run on the same servers as DataNodes.

Hadoop 40

Hadoop Bytes Metadata Database 40

ProjectPro

JUNE 29, 2021

Message Broker: Kafka is capable of appropriate metadata handling, i.e., a large volume of similar types of messages or data, due to its high throughput value. Quotas are byte-rate thresholds that are defined per client-id. Deserialization is the process of converting the bytes of arrays into the desired data format.

Kafka 40

Kafka Bytes Big Data Java 40

Confluent

APRIL 30, 2019

For this specific case, when the StreamBuilder#build() method is called, Streams will “push up” the repartitioning phase of the logical plan based on the captured metadata before compiling it to the processor topology. With the topology optimization framework added to the Streams DSL layer in Kafka 2.1,

Kafka 91

Kafka Coding Process Bytes 91