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- #!/bin/sh
- # SPDX-License-Identifier: GPL-2.0-or-later
- # Copyright (c) 2018 Petr Vorel <pvorel@suse.cz>
- # Copyright (c) 2014-2017 Oracle and/or its affiliates.
- # Author: Alexey Kodanev <alexey.kodanev@oracle.com>
- #
- # Test-case 1: It requires remote host. Test will setup IPv4 and IPv6 virtual
- # sub-nets between two hosts, then will compare TCP performance
- # with and without VxLAN using ping or netstress test.
- #
- # Test-case 2: The same as above but must fail, because VXLAN allows
- # to communicate only within the same VXLAN segment.
- TST_NEEDS_TMPDIR=1
- TST_OPTS="hi:d:"
- TST_PARSE_ARGS=virt_lib_parse_args
- TST_USAGE=virt_lib_usage
- virt_type="vxlan"
- start_id=16700000
- # Destination address, can be unicast or multicast address
- vxlan_dst_addr="uni"
- TST_TEST_DATA=",gbp"
- TST_TEST_DATA_IFS=","
- TST_NEEDS_TMPDIR=1
- TST_TESTFUNC=do_test
- TST_CLEANUP=virt_cleanup
- # In average cases (with small packets less then 150 bytes) VxLAN slower
- # by 10-30%. If hosts are too close to each other, e.g. connected to the same
- # switch, VxLAN can be much slower when comparing to the performance without
- # any encapsulation.
- VIRT_PERF_THRESHOLD_MIN=160
- . virt_lib.sh
- do_test()
- {
- virt_check_cmd virt_add ltp_v0 id 0 $2 || return
- tst_res TINFO "the same VNI must work"
- # VNI is 24 bits long, so max value, which is not reserved, is 0xFFFFFE
- vxlan_setup_subnet_$vxlan_dst_addr "id 0xFFFFFE $2" "id 0xFFFFFE $2"
- virt_netperf_msg_sizes
- virt_cleanup_rmt
- tst_res TINFO "different VNI shall not work together"
- vxlan_setup_subnet_$vxlan_dst_addr "id 0xFFFFFE $2" "id 0xFFFFFD $2"
- virt_minimize_timeout
- virt_compare_netperf "fail"
- virt_cleanup_rmt
- }
- tst_run
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