{"environment": "Linux-6.18.10-200.fc43.aarch64-aarch64-with-glibc2.42", "python": "3.14.3", "ip": "ip utility, iproute2-6.14.0, libbpf 1.6.1", "tc": "/usr/sbin/tc", "expected_hex": "303030303030303b303030303030313b303030303030323b303030303030333b303030303030343b303030303030353b303030303030363b303030303030373b"}
{"case": "baseline", "prefix": "net15-4adfeb08", "client": {"echo_hex": "303030303030303b303030303030313b303030303030323b303030303030333b303030303030343b303030303030353b303030303030363b303030303030373b", "local": ["10.15.0.1", 37698]}, "server": {"received_hex": "303030303030303b303030303030313b303030303030323b303030303030333b303030303030343b303030303030353b303030303030363b303030303030373b", "peer": ["10.15.0.1", 37698], "capture_interface": "B/eth0", "raw_frames": ["ffffffffffff5ab82f631b62080600010800060400015ab82f631b620a0f00010000000000000a0f0002", "5ab82f631b62f2b2ea9be34a08060001080006040002f2b2ea9be34a0a0f00025ab82f631b620a0f0001", "f2b2ea9be34a5ab82f631b6208004500003cc29a4000400664010a0f00010a0f00029342b3bfea066c1f00000000a002faf0144f0000020405b40402080ad57cc618000000000103030a", "5ab82f631b62f2b2ea9be34a08004500003c000040004006269c0a0f00020a0f0001b3bf93421e694d11ea066c20a012fe88144f0000020405b40402080aa0688dbfd57cc6180103030a", 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{"cleanup": ["net15-4adfeb08-a", "net15-4adfeb08-b"]}
{"case": "netem-gap2", "prefix": "net15-da58fb8b", "client": {"echo_hex": "303030303030303b303030303030313b303030303030323b303030303030333b303030303030343b303030303030353b303030303030363b303030303030373b", "local": ["10.15.0.1", 37712]}, "server": {"received_hex": "303030303030303b303030303030313b303030303030323b303030303030333b303030303030343b303030303030353b303030303030363b303030303030373b", "peer": ["10.15.0.1", 37712], "capture_interface": "B/eth0", "raw_frames": ["3333ff67bd4f96f92b67bd4f86dd6000000000203aff00000000000000000000000000000000ff0200000000000000000001ff67bd4f87001a3a00000000fe8000000000000094f92bfffe67bd4f0e018d6151cb3a50", "ffffffffffff96f92b67bd4f0806000108000604000196f92b67bd4f0a0f00010000000000000a0f0002", "96f92b67bd4ff26430e9b6e808060001080006040002f26430e9b6e80a0f000296f92b67bd4f0a0f0001", "f26430e9b6e896f92b67bd4f08004500003ccbf0400040065aab0a0f00010a0f00029350b3bf38bfc1db00000000a002faf0144f0000020405b40402080ad57ccc1d000000000103030a", 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"f26430e9b6e896f92b67bd4f080045000034cbf7400040065aac0a0f00010a0f00029350b3bf38bfc21da800665e8010003f144700000101080ad57ccce7a068948e", "f26430e9b6e896f92b67bd4f080045000034cbf6400040065aad0a0f00010a0f00029350b3bf38bfc21da800665d8010003f144700000101080ad57ccce7a068948e", "96f92b67bd4ff26430e9b6e808004500002800004000400626b00a0f00020a0f0001b3bf9350a800665d000000005004000046520000", "33330000001696f92b67bd4f86dd600000000024000100000000000000000000000000000000ff0200000000000000000000000000163a000502000001008f00b1d30000000104000000ff0200000000000000000001ff67bd4f", "3333ffe9b6e8f26430e9b6e886dd6000000000203aff00000000000000000000000000000000ff0200000000000000000001ffe9b6e8870076d600000000fe80000000000000f06430fffee9b6e80e01e29cb1d8d3c9", "333300000016f26430e9b6e886dd600000000024000100000000000000000000000000000000ff0200000000000000000000000000163a000502000001008f00b7b80000000104000000ff0200000000000000000001ffe9b6e8", "33330000001696f92b67bd4f86dd6000000000240001fe8000000000000094f92bfffe67bd4fff0200000000000000000000000000163a000502000001008f0036a20000000104000000ff0200000000000000000001ff67bd4f", "33330000000296f92b67bd4f86dd6000000000103afffe8000000000000094f92bfffe67bd4fff02000000000000000000000000000285007fcd00000000010196f92b67bd4f"]}, "decoded": [{"frame_index": 3, "source": "10.15.0.1", "destination": "10.15.0.2", "source_port": 37712, "destination_port": 46015, "ip_header_length": 20, "tcp_header_length": 40, "ip_total_length": 60, "seq": 952091099, "ack": 0, "flags": 2, "data_length": 0, "data_hex": "", "sack_permitted": true, "sack_blocks": [], "sequence_span": 1, "relative_seq": 0, "relative_ack": null, "relative_sack_blocks": []}, {"frame_index": 4, "source": "10.15.0.2", "destination": "10.15.0.1", "source_port": 46015, "destination_port": 37712, "ip_header_length": 20, "tcp_header_length": 40, "ip_total_length": 60, "seq": 2818598428, "ack": 952091100, "flags": 18, "data_length": 0, "data_hex": "", "sack_permitted": true, "sack_blocks": [], "sequence_span": 1, "relative_seq": 0, "relative_ack": 1, "relative_sack_blocks": []}, {"frame_index": 5, "source": "10.15.0.1", "destination": "10.15.0.2", "source_port": 37712, "destination_port": 46015, "ip_header_length": 20, "tcp_header_length": 32, "ip_total_length": 52, "seq": 952091100, "ack": 2818598429, "flags": 16, "data_length": 0, "data_hex": "", "sack_permitted": false, "sack_blocks": [], "sequence_span": 0, "relative_seq": 1, "relative_ack": 1, "relative_sack_blocks": []}, {"frame_index": 6, "source": "10.15.0.1", "destination": "10.15.0.2", "source_port": 37712, "destination_port": 46015, "ip_header_length": 20, "tcp_header_length": 32, "ip_total_length": 60, "seq": 952091108, "ack": 2818598429, "flags": 24, "data_length": 8, "data_hex": "303030303030313b", "sack_permitted": false, "sack_blocks": [], "sequence_span": 8, "relative_seq": 9, "relative_ack": 1, "relative_sack_blocks": []}, {"frame_index": 7, "source": "10.15.0.2", "destination": "10.15.0.1", "source_port": 46015, "destination_port": 37712, "ip_header_length": 20, "tcp_header_length": 44, "ip_total_length": 64, "seq": 2818598429, "ack": 952091100, "flags": 16, "data_length": 0, "data_hex": "", "sack_permitted": false, "sack_blocks": [[952091108, 952091116]], "sequence_span": 0, "relative_seq": 1, "relative_ack": 1, "relative_sack_blocks": [[9, 17]]}, {"frame_index": 8, "source": "10.15.0.1", "destination": "10.15.0.2", "source_port": 37712, "destination_port": 46015, "ip_header_length": 20, "tcp_header_length": 32, "ip_total_length": 60, "seq": 952091100, "ack": 2818598429, "flags": 24, "data_length": 8, "data_hex": "303030303030303b", "sack_permitted": false, "sack_blocks": [], "sequence_span": 8, "relative_seq": 1, "relative_ack": 1, "relative_sack_blocks": []}, {"frame_index": 9, "source": "10.15.0.2", "destination": "10.15.0.1", "source_port": 46015, "destination_port": 37712, "ip_header_length": 20, "tcp_header_length": 32, "ip_total_length": 52, "seq": 2818598429, "ack": 952091116, "flags": 16, "data_length": 0, "data_hex": "", "sack_permitted": false, "sack_blocks": [], "sequence_span": 0, "relative_seq": 1, "relative_ack": 17, "relative_sack_blocks": []}, {"frame_index": 10, "source": "10.15.0.1", "destination": "10.15.0.2", "source_port": 37712, "destination_port": 46015, "ip_header_length": 20, "tcp_header_length": 32, "ip_total_length": 60, "seq": 952091116, "ack": 2818598429, "flags": 24, "data_length": 8, "data_hex": "303030303030323b", "sack_permitted": false, "sack_blocks": [], "sequence_span": 8, "relative_seq": 17, "relative_ack": 1, "relative_sack_blocks": []}, {"frame_index": 11, "source": "10.15.0.2", "destination": "10.15.0.1", "source_port": 46015, "destination_port": 37712, "ip_header_length": 20, "tcp_header_length": 32, "ip_total_length": 52, "seq": 2818598429, "ack": 952091124, "flags": 16, "data_length": 0, "data_hex": "", "sack_permitted": false, "sack_blocks": [], "sequence_span": 0, "relative_seq": 1, "relative_ack": 25, "relative_sack_blocks": []}, {"frame_index": 12, "source": "10.15.0.1", "destination": "10.15.0.2", "source_port": 37712, "destination_port": 46015, "ip_header_length": 20, "tcp_header_length": 32, "ip_total_length": 92, "seq": 952091124, "ack": 2818598429, "flags": 25, "data_length": 40, "data_hex": "303030303030333b303030303030343b303030303030353b303030303030363b303030303030373b", "sack_permitted": false, "sack_blocks": [], "sequence_span": 41, "relative_seq": 25, "relative_ack": 1, "relative_sack_blocks": []}, {"frame_index": 13, "source": "10.15.0.2", "destination": "10.15.0.1", "source_port": 46015, "destination_port": 37712, "ip_header_length": 20, "tcp_header_length": 32, "ip_total_length": 116, "seq": 2818598429, "ack": 952091165, "flags": 24, "data_length": 64, "data_hex": "303030303030303b303030303030313b303030303030323b303030303030333b303030303030343b303030303030353b303030303030363b303030303030373b", "sack_permitted": false, "sack_blocks": [], "sequence_span": 64, "relative_seq": 1, "relative_ack": 66, "relative_sack_blocks": []}, {"frame_index": 14, "source": "10.15.0.2", "destination": "10.15.0.1", "source_port": 46015, "destination_port": 37712, "ip_header_length": 20, "tcp_header_length": 32, "ip_total_length": 52, "seq": 2818598493, "ack": 952091165, "flags": 17, "data_length": 0, "data_hex": "", "sack_permitted": false, "sack_blocks": [], "sequence_span": 1, "relative_seq": 65, "relative_ack": 66, "relative_sack_blocks": []}, {"frame_index": 15, "source": "10.15.0.1", "destination": "10.15.0.2", "source_port": 37712, "destination_port": 46015, "ip_header_length": 20, "tcp_header_length": 32, "ip_total_length": 52, "seq": 952091165, "ack": 2818598494, "flags": 16, "data_length": 0, "data_hex": "", "sack_permitted": false, "sack_blocks": [], "sequence_span": 0, "relative_seq": 66, "relative_ack": 66, "relative_sack_blocks": []}, {"frame_index": 16, "source": "10.15.0.1", "destination": "10.15.0.2", "source_port": 37712, "destination_port": 46015, "ip_header_length": 20, "tcp_header_length": 32, "ip_total_length": 52, "seq": 952091165, "ack": 2818598493, "flags": 16, "data_length": 0, "data_hex": "", "sack_permitted": false, "sack_blocks": [], "sequence_span": 0, "relative_seq": 66, "relative_ack": 65, "relative_sack_blocks": []}, {"frame_index": 17, "source": "10.15.0.2", "destination": "10.15.0.1", "source_port": 46015, "destination_port": 37712, "ip_header_length": 20, "tcp_header_length": 20, "ip_total_length": 40, "seq": 2818598493, "ack": 0, "flags": 4, "data_length": 0, "data_hex": "", "sack_permitted": false, "sack_blocks": [], "sequence_span": 0, "relative_seq": 65, "relative_ack": null, "relative_sack_blocks": []}], "client_data_arrival_seq": [9, 1, 17, 25], "sack_observed": true, "decreasing_data_seq_observed": true, "qdisc": "qdisc netem 8001: root refcnt 8 limit 100 delay 100ms reorder 100% seed 6643046590732973042 gap 2\n Sent 978 bytes 13 pkt (dropped 0, overlimits 0 requeues 6) \n backlog 0b 0p requeues 6\n"}
{"cleanup": ["net15-da58fb8b-a", "net15-da58fb8b-b"]}