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The Out of Memory (OOM) error occurs because a handler retains the entire ImportRecordBatch in memory. Consequently, even when child arrays within the batch are flushed, the memory for the complete batch is not released. We temporarily fixed by deep copying record batch in #43724. The proposed fix is to split the RecordBatch into smaller sub-batches by column group. These sub-batches will be transferred via CGO, then reassembled before being written to storage using the Storage V2 API. Thus we can achieve zero-copy and only transferring references in CGO. related: #43310 Signed-off-by: shaoting-huang <shaoting.huang@zilliz.com>
Tests
E2E Test
Configuration Requirements
Operating System
| Operating System | Version |
|---|---|
| Amazon Linux | 2023 or above |
| Ubuntu | 20.04 or above |
| Mac | 10.14 or above |
Hardware
| Hardware Type | Recommended Configuration |
|---|---|
| CPU | x86_64 architecture Intel CPU Sandy Bridge or above CPU Instruction Set - SSE4_2 - AVX - AVX2 - AVX512 or arm64 Linux/MacOS |
| Memory | 16 GB or more |
Software
| Software Name | Version |
|---|---|
| Docker | 19.05 or above |
| Docker Compose | 1.25.5 or above |
| jq | 1.3 or above |
| kubectl | 1.14 or above |
| helm | 3.0 or above |
| kind | 0.10.0 or above |
Installing Dependencies
Troubleshooting Docker and Docker Compose
- Confirm that Docker Daemon is running:
$ docker info
-
Ensure that Docker is installed. Refer to the official installation instructions for Docker CE/EE.
-
Start the Docker Daemon if it is not already started.
-
To run Docker without
rootprivileges, create a user group labeleddocker, then add a user to the group withsudo usermod -aG docker $USER. Log out and log back into the terminal for the changes to take effect. For more information, see the official Docker documentation for Managing Docker as a Non-Root User.
- Check the version of Docker-Compose
$ docker compose version
docker compose version 1.25.5, build 8a1c60f6
docker-py version: 4.1.0
CPython version: 3.7.5
OpenSSL version: OpenSSL 1.1.1f 31 Mar 2020
- To install Docker-Compose, see Install Docker Compose
Install jq
Install kubectl
Install helm
- Refer to https://helm.sh/docs/intro/install/
Install kind
Run E2E Tests
$ cd tests/scripts
$ ./e2e-k8s.sh
Getting help
You can get help with the following command:
$ ./e2e-k8s.sh --help