{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:V3PO2RFWPXTSSQIMNQSUUKYOUT","short_pith_number":"pith:V3PO2RFW","schema_version":"1.0","canonical_sha256":"aedeed44b67de729410c6c254a2b0ea4f8f5230f8fb67f37d81f32038e0658bf","source":{"kind":"arxiv","id":"1704.08958","version":1},"attestation_state":"computed","paper":{"title":"Logically Isolated, Actually Unpredictable? Measuring Hypervisor Performance in Multi-Tenant SDNs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NI","authors_text":"Andreas Blenk, Arsany Basta, Stefan Schmid, Wolfgang Kellerer","submitted_at":"2017-04-28T14:37:40Z","abstract_excerpt":"Ideally, by enabling multi-tenancy, network virtualization allows to improve resource utilization, while providing performance isolation: although the underlying resources are shared, the virtual network appears as a dedicated network to the tenant. However, providing such an illusion is challenging in practice, and over the last years, many expedient approaches have been proposed to provide performance isolation in virtual networks, by enforcing bandwidth reservations. We in this paper study another source for overheads and unpredictable performance in virtual networks: the hypervisor.\n  The "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1704.08958","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2017-04-28T14:37:40Z","cross_cats_sorted":[],"title_canon_sha256":"a0de5607e26686d41e1f24426bb3bd540272afbc335289abefdbffec9e38b055","abstract_canon_sha256":"a808d741da6dd1cdadcbd63ef4d53624428c84b7764aa6a0a8751c6245abe397"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:45:24.821240Z","signature_b64":"fgKx48s8/GP7ILOz69AtDB1mAb3SEWa0XVxnP4nGgPgHDkz7Wn4Vri/lxlUWWugxtlo5tKE5sOgoWwpPNgd0Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"aedeed44b67de729410c6c254a2b0ea4f8f5230f8fb67f37d81f32038e0658bf","last_reissued_at":"2026-05-18T00:45:24.820640Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:45:24.820640Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Logically Isolated, Actually Unpredictable? Measuring Hypervisor Performance in Multi-Tenant SDNs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NI","authors_text":"Andreas Blenk, Arsany Basta, Stefan Schmid, Wolfgang Kellerer","submitted_at":"2017-04-28T14:37:40Z","abstract_excerpt":"Ideally, by enabling multi-tenancy, network virtualization allows to improve resource utilization, while providing performance isolation: although the underlying resources are shared, the virtual network appears as a dedicated network to the tenant. However, providing such an illusion is challenging in practice, and over the last years, many expedient approaches have been proposed to provide performance isolation in virtual networks, by enforcing bandwidth reservations. We in this paper study another source for overheads and unpredictable performance in virtual networks: the hypervisor.\n  The "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.08958","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1704.08958","created_at":"2026-05-18T00:45:24.820727+00:00"},{"alias_kind":"arxiv_version","alias_value":"1704.08958v1","created_at":"2026-05-18T00:45:24.820727+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.08958","created_at":"2026-05-18T00:45:24.820727+00:00"},{"alias_kind":"pith_short_12","alias_value":"V3PO2RFWPXTS","created_at":"2026-05-18T12:31:49.984773+00:00"},{"alias_kind":"pith_short_16","alias_value":"V3PO2RFWPXTSSQIM","created_at":"2026-05-18T12:31:49.984773+00:00"},{"alias_kind":"pith_short_8","alias_value":"V3PO2RFW","created_at":"2026-05-18T12:31:49.984773+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/V3PO2RFWPXTSSQIMNQSUUKYOUT","json":"https://pith.science/pith/V3PO2RFWPXTSSQIMNQSUUKYOUT.json","graph_json":"https://pith.science/api/pith-number/V3PO2RFWPXTSSQIMNQSUUKYOUT/graph.json","events_json":"https://pith.science/api/pith-number/V3PO2RFWPXTSSQIMNQSUUKYOUT/events.json","paper":"https://pith.science/paper/V3PO2RFW"},"agent_actions":{"view_html":"https://pith.science/pith/V3PO2RFWPXTSSQIMNQSUUKYOUT","download_json":"https://pith.science/pith/V3PO2RFWPXTSSQIMNQSUUKYOUT.json","view_paper":"https://pith.science/paper/V3PO2RFW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1704.08958&json=true","fetch_graph":"https://pith.science/api/pith-number/V3PO2RFWPXTSSQIMNQSUUKYOUT/graph.json","fetch_events":"https://pith.science/api/pith-number/V3PO2RFWPXTSSQIMNQSUUKYOUT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/V3PO2RFWPXTSSQIMNQSUUKYOUT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/V3PO2RFWPXTSSQIMNQSUUKYOUT/action/storage_attestation","attest_author":"https://pith.science/pith/V3PO2RFWPXTSSQIMNQSUUKYOUT/action/author_attestation","sign_citation":"https://pith.science/pith/V3PO2RFWPXTSSQIMNQSUUKYOUT/action/citation_signature","submit_replication":"https://pith.science/pith/V3PO2RFWPXTSSQIMNQSUUKYOUT/action/replication_record"}},"created_at":"2026-05-18T00:45:24.820727+00:00","updated_at":"2026-05-18T00:45:24.820727+00:00"}