{"id":19746356,"url":"https://github.com/astrolabsoftware/sparkioref","last_synced_at":"2026-04-06T21:31:58.394Z","repository":{"id":92459602,"uuid":"147167031","full_name":"astrolabsoftware/sparkioref","owner":"astrolabsoftware","description":" Benchmark the IO performance of Apache Spark in the context of Astro data","archived":false,"fork":false,"pushed_at":"2018-10-01T18:06:53.000Z","size":649,"stargazers_count":1,"open_issues_count":0,"forks_count":0,"subscribers_count":5,"default_branch":"master","last_synced_at":"2025-02-28T07:49:01.250Z","etag":null,"topics":["apache-spark","benchmark","fitsio","python","scala"],"latest_commit_sha":null,"homepage":"","language":"Jupyter Notebook","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"apache-2.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/astrolabsoftware.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2018-09-03T07:23:13.000Z","updated_at":"2018-10-17T12:25:50.000Z","dependencies_parsed_at":"2023-06-02T12:45:29.777Z","dependency_job_id":null,"html_url":"https://github.com/astrolabsoftware/sparkioref","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/astrolabsoftware/sparkioref","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/astrolabsoftware%2Fsparkioref","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/astrolabsoftware%2Fsparkioref/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/astrolabsoftware%2Fsparkioref/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/astrolabsoftware%2Fsparkioref/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/astrolabsoftware","download_url":"https://codeload.github.com/astrolabsoftware/sparkioref/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/astrolabsoftware%2Fsparkioref/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":31491096,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-04-06T17:22:55.647Z","status":"ssl_error","status_checked_at":"2026-04-06T17:22:54.741Z","response_time":112,"last_error":"SSL_read: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["apache-spark","benchmark","fitsio","python","scala"],"created_at":"2024-11-12T02:14:21.383Z","updated_at":"2026-04-06T21:31:58.386Z","avatar_url":"https://github.com/astrolabsoftware.png","language":"Jupyter Notebook","funding_links":[],"categories":[],"sub_categories":[],"readme":"# sparkioref\n\nBenchmark the IO performance of Apache Spark (Scala/Python).\nCurrently supported: csv/json, parquet, [FITS](https://github.com/astrolabsoftware/spark-fits).\n\n## Run the benchmark\n\nEdit the `run_benchmark.sh` file with your data and cluster configuration, and launch it using\n\n```bash\n./run_benchmark.sh\n```\n\n## Example\n\nConfiguration:\n- Spark 2.3.1\n- HDFS 2.8.4\n- Input dataset: 1,100,000,000 objects (x, y, z)\n- 153 cores (9 executors), 300 GB RAM total\n- No cache: 100 iterations (data distributed and read)\n\n\u003cp align=\"center\"\u003e\u003cimg width=\"800\" src=\"https://github.com/astrolabsoftware/sparkioref/raw/master/pic/benchmark_nocache_billion.png\"/\u003e\n\u003c/p\u003e\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fastrolabsoftware%2Fsparkioref","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fastrolabsoftware%2Fsparkioref","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fastrolabsoftware%2Fsparkioref/lists"}