diff options
Diffstat (limited to 'test_cases')
33 files changed, 613 insertions, 4 deletions
diff --git a/test_cases/dell_santa_clara/compute/.whetstone_serial.yaml.swp b/test_cases/default/compute/.whetstone_serial.yaml.swp Binary files differindex bbfd3be2..bbfd3be2 100644 --- a/test_cases/dell_santa_clara/compute/.whetstone_serial.yaml.swp +++ b/test_cases/default/compute/.whetstone_serial.yaml.swp diff --git a/test_cases/dell_santa_clara/compute/dhrystone_parallel.yaml b/test_cases/default/compute/dhrystone_parallel.yaml index 29de6d6f..29de6d6f 100644 --- a/test_cases/dell_santa_clara/compute/dhrystone_parallel.yaml +++ b/test_cases/default/compute/dhrystone_parallel.yaml diff --git a/test_cases/dell_santa_clara/compute/dhrystone_serial.yaml b/test_cases/default/compute/dhrystone_serial.yaml index e15e8ecc..e15e8ecc 100644 --- a/test_cases/dell_santa_clara/compute/dhrystone_serial.yaml +++ b/test_cases/default/compute/dhrystone_serial.yaml diff --git a/test_cases/dell_santa_clara/compute/dpi_parallel.yaml b/test_cases/default/compute/dpi_parallel.yaml index 0f6afdce..0f6afdce 100644 --- a/test_cases/dell_santa_clara/compute/dpi_parallel.yaml +++ b/test_cases/default/compute/dpi_parallel.yaml diff --git a/test_cases/dell_santa_clara/compute/dpi_serial.yaml b/test_cases/default/compute/dpi_serial.yaml index b39597a2..b39597a2 100644 --- a/test_cases/dell_santa_clara/compute/dpi_serial.yaml +++ b/test_cases/default/compute/dpi_serial.yaml diff --git a/test_cases/dell_santa_clara/compute/ssl_parallel.yaml b/test_cases/default/compute/ssl_parallel.yaml index eb46d8d8..eb46d8d8 100644 --- a/test_cases/dell_santa_clara/compute/ssl_parallel.yaml +++ b/test_cases/default/compute/ssl_parallel.yaml diff --git a/test_cases/dell_santa_clara/compute/ssl_serial.yaml b/test_cases/default/compute/ssl_serial.yaml index 4d92526e..4d92526e 100644 --- a/test_cases/dell_santa_clara/compute/ssl_serial.yaml +++ b/test_cases/default/compute/ssl_serial.yaml diff --git a/test_cases/dell_santa_clara/compute/whetstone_parallel.yaml b/test_cases/default/compute/whetstone_parallel.yaml index 48bc7230..48bc7230 100644 --- a/test_cases/dell_santa_clara/compute/whetstone_parallel.yaml +++ b/test_cases/default/compute/whetstone_parallel.yaml diff --git a/test_cases/dell_santa_clara/compute/whetstone_serial.yaml b/test_cases/default/compute/whetstone_serial.yaml index 25cefbf8..25cefbf8 100644 --- a/test_cases/dell_santa_clara/compute/whetstone_serial.yaml +++ b/test_cases/default/compute/whetstone_serial.yaml diff --git a/test_cases/dell_santa_clara/network/iperf_topology_1.yaml b/test_cases/default/network/iperf_topology_1.yaml index 18eba8ac..18eba8ac 100644 --- a/test_cases/dell_santa_clara/network/iperf_topology_1.yaml +++ b/test_cases/default/network/iperf_topology_1.yaml diff --git a/test_cases/dell_santa_clara/network/iperf_topology_2.yaml b/test_cases/default/network/iperf_topology_2.yaml index 301a9916..301a9916 100644 --- a/test_cases/dell_santa_clara/network/iperf_topology_2.yaml +++ b/test_cases/default/network/iperf_topology_2.yaml diff --git a/test_cases/dell_santa_clara/network/iperf_topology_3.yaml b/test_cases/default/network/iperf_topology_3.yaml index 9e7b73e7..9e7b73e7 100644 --- a/test_cases/dell_santa_clara/network/iperf_topology_3.yaml +++ b/test_cases/default/network/iperf_topology_3.yaml diff --git a/test_cases/dell_santa_clara/network/netperf.yaml b/test_cases/default/network/netperf.yaml index 267b288d..267b288d 100644 --- a/test_cases/dell_santa_clara/network/netperf.yaml +++ b/test_cases/default/network/netperf.yaml diff --git a/test_cases/dell_santa_clara/network/pktgen.yaml b/test_cases/default/network/pktgen.yaml index 13fae68f..13fae68f 100644 --- a/test_cases/dell_santa_clara/network/pktgen.yaml +++ b/test_cases/default/network/pktgen.yaml diff --git a/test_cases/dell_santa_clara/storage/fio_baremetal.yaml b/test_cases/default/storage/fio_baremetal.yaml index 4778c385..4778c385 100644 --- a/test_cases/dell_santa_clara/storage/fio_baremetal.yaml +++ b/test_cases/default/storage/fio_baremetal.yaml diff --git a/test_cases/dell_santa_clara/storage/fio_vm.yaml b/test_cases/default/storage/fio_vm.yaml index dcd27252..dcd27252 100644 --- a/test_cases/dell_santa_clara/storage/fio_vm.yaml +++ b/test_cases/default/storage/fio_vm.yaml diff --git a/test_cases/dell-us-deploying-bm-3/compute/dhrystone_bm.yaml b/test_cases/dell-us-deploying-bm-3/compute/dhrystone_bm.yaml new file mode 100644 index 00000000..022cf5ee --- /dev/null +++ b/test_cases/dell-us-deploying-bm-3/compute/dhrystone_bm.yaml @@ -0,0 +1,35 @@ + +Scenario: + benchmark: dhrystone + host: machine_1, machine_2 + server: + +Context: + Host_Machines: + machine_1: + ip: 10.20.0.4 + pw: + role: host + machine_2: + ip: 10.20.0.5 + pw: + role: host + + Virtual_Machines: + + +Test_Description: + Test_category: "Compute" + Benchmark: "dhrystone" + Overview: > + ''' This test will run the dhrystone benchmark in parallel on machine_1 and machine_2.\n + if you wish to add a virtual machine add the following information under the Virtual_Machine tag + + virtualmachine_1: + availability_zone: + public_network: + OS_image: + flavor: + role: ''' + + diff --git a/test_cases/dell-us-deploying-bm-3/compute/dhrystone_vm.yaml b/test_cases/dell-us-deploying-bm-3/compute/dhrystone_vm.yaml new file mode 100644 index 00000000..c14399b1 --- /dev/null +++ b/test_cases/dell-us-deploying-bm-3/compute/dhrystone_vm.yaml @@ -0,0 +1,45 @@ +Scenario: + benchmark: dhrystone + host: virtualmachine_1, virtualmachine_2 + server: blakc + +Context: + Host_Machines: + + Virtual_Machines: + virtualmachine_1: + availability_zone: compute1 + public_network: 'net04_ext' + OS_image: QTIP_CentOS + flavor: m1.large + role: host + virtualmachine_2: + availability_zone: compute2 + public_network: 'net04_ext' + OS_image: QTIP_CentOS + flavor: m1.large + role: host + +Test_Description: + Test_category: "Compute" + Benchmark: "dhrystone" + Overview: > + '''This test will run the dhrystone benchmark in parallel on machine_1 and machine_2.\n + if you wish to add a virtual machine add the following information under the Virtual_Machine tag + machine_1: + ip: 172.18.0.16 + pw: Op3nStack + role: host + machine_2: + ip: 172.18.0.15 + pw: Op3nStack + role: host + + virtualmachine_1: + availability_zone: + public_network: + OS_image: + flavor: + role: + ''' + diff --git a/test_cases/dell-us-deploying-bm-3/compute/dpi_bm.yaml b/test_cases/dell-us-deploying-bm-3/compute/dpi_bm.yaml new file mode 100644 index 00000000..f161aa3f --- /dev/null +++ b/test_cases/dell-us-deploying-bm-3/compute/dpi_bm.yaml @@ -0,0 +1,34 @@ +Scenario: + benchmark: dpi + host: machine_1,machine_2 + +Context: + Host_Machines: + machine_1: + ip: 10.20.0.4 + pw: Op3nStack + role: 1host + machine_2: + ip: 10.20.0.5 + pw: Op3nStack + role: 1host + Virtual_Machines: +Test_Description: + Test_category: "Compute" + Benchmark: "dpi" + Overview: > + '''This test will run the DPI benchmark in serial on virutalmachine_1 and virtualmachine_2.\n + if you wish to add a host machine add the following information under the Host_Machine tag + virtualmachine_2: + availability_zone: compute1 + OS_image: QTIP_CentOS + public_network: 'provider_network' + + role: 1host + flavor: m1.large + machine_1: + ip: + pw: + role: + ''' + diff --git a/test_cases/dell-us-deploying-bm-3/compute/dpi_vm.yaml b/test_cases/dell-us-deploying-bm-3/compute/dpi_vm.yaml new file mode 100644 index 00000000..8a157e7a --- /dev/null +++ b/test_cases/dell-us-deploying-bm-3/compute/dpi_vm.yaml @@ -0,0 +1,35 @@ +Scenario: + benchmark: dpi + 1Run : virtualmachine_1, virtualmachine_2 + +Context: + Host_Machines: + + + Virtual_Machines: + virtualmachine_1: + availability_zone: compute1 + OS_image: QTIP_CentOS + public_network: 'net04_ext' + role: 1Run + flavor: m1.large + virtualmachine_2: + availability_zone: compute4 + OS_image: QTIP_CentOS + public_network: 'net04_ext' + role: 1Run + flavor: m1.large + +Test_Description: + Test_category: "Compute" + Benchmark: "dpi" + Overview: > + '''This test will run the DPI benchmark in parallel on virutalmachine_1 and virtualmachine_2.\n + if you wish to add a host machine add the following information under the Host_Machine tag + + machine_1: + ip: + pw: + role: + ''' + diff --git a/test_cases/dell-us-deploying-bm-3/compute/ssl_bm.yaml b/test_cases/dell-us-deploying-bm-3/compute/ssl_bm.yaml new file mode 100644 index 00000000..bded6d2d --- /dev/null +++ b/test_cases/dell-us-deploying-bm-3/compute/ssl_bm.yaml @@ -0,0 +1,31 @@ +Scenario: + benchmark: ssl + 1Run: machine_1,machine_2 + +Context: + Host_Machines: + machine_1: + ip: 10.20.0.4 + pw: + role: 1Run + machine_2: + ip: 10.20.0.5 + pw: + role: 1Run + Virtual_Machines: + + +Test_Description: + Test_category: "Compute" + Benchmark: "ssl" + Overview: > + '''This test will run the SSL benchmark in parallel on machine_1 and machine_1. + If you wish to add a virtual machine add the following information under the Virtual_Machine tag + + virtualmachine_1: + availability_zone: + public_network: + OS_image: + flavor: + role: + ''' diff --git a/test_cases/dell-us-deploying-bm-3/compute/ssl_vm.yaml b/test_cases/dell-us-deploying-bm-3/compute/ssl_vm.yaml new file mode 100644 index 00000000..cbacf088 --- /dev/null +++ b/test_cases/dell-us-deploying-bm-3/compute/ssl_vm.yaml @@ -0,0 +1,36 @@ +Scenario: + benchmark: ssl + host: virtualmachine_1, virtualmachine_2 + +Context: + Host_Machines: + + Virtual_Machines: + virtualmachine_1: + availability_zone: compute1 + public_network: 'net04_ext' + OS_image: 'QTIP_CentOS' + flavor: 'm1.large' + role: host + virtualmachine_2: + availability_zone: compute2 + public_network: 'net04_ext' + OS_image: 'QTIP_CentOS' + flavor: 'm1.large' + role: host + + +Test_Description: + Test_category: "Compute" + Benchmark: "ssl" + Overview: > + '''This test will run the SSL benchmark in parallel on virtualmachine_1 and machine_1.\n + if you wish to add a virtual machine add the following information under the Virtual_Machine tag + + virtualmachine_1: + availability_zone: + public_network: + OS_image: + flavor: + role: + ''' diff --git a/test_cases/dell-us-deploying-bm-3/compute/whetstone_bm.yaml b/test_cases/dell-us-deploying-bm-3/compute/whetstone_bm.yaml new file mode 100644 index 00000000..136ac2b0 --- /dev/null +++ b/test_cases/dell-us-deploying-bm-3/compute/whetstone_bm.yaml @@ -0,0 +1,34 @@ + +Scenario: + benchmark: whetstone + host: machine_1, machine_2 + + +Context: + Host_Machines: + machine_1: + ip: 10.20.0.4 + pw: + role: host + machine_2: + ip: 10.20.0.5 + pw: + role: host + Virtual_Machines: + + + +Test_Description: + Test_category: "Compute" + Benchmark: "whetstone" + Overview: > + ''' This test will run the whetstone benchmark in parallel on machine_1 and machine_2.\n + if you wish to add a baremetal machine add the following information under the Virtual_Machine tag + + machine_3: + ip: + pw: + role: + ''' + + diff --git a/test_cases/dell-us-deploying-bm-3/compute/whetstone_vm.yaml b/test_cases/dell-us-deploying-bm-3/compute/whetstone_vm.yaml new file mode 100644 index 00000000..17928fa1 --- /dev/null +++ b/test_cases/dell-us-deploying-bm-3/compute/whetstone_vm.yaml @@ -0,0 +1,44 @@ +Scenario: + benchmark: whetstone + host: virtualmachine_1, virtualmachine_1 + server: + +Context: + Host_Machines: + + Virtual_Machines: + virtualmachine_1: + availability_zone: compute1 + public_network: 'net04_ext' + OS_image: QTIP_CentOS + flavor: m1.large + role: host + virtualmachine_2: + availability_zone: compute2 + public_network: 'net04_ext' + OS_image: QTIP_CentOS + flavor: m1.large + role: host + + +Test_Description: + Test_category: "Compute" + Benchmark: "dhrystone" + Overview: > + '''This test will run the whetstone benchmark in parallel on machine_1 and machine_2.\n + if you wish to add a virtual machine add the following information under the Virtual_Machine tag + virtualmachine_1: + availability_zone: nova + public_network: 'net04_ext' + OS_image: QTIP_CentOS + flavor: m1.large + role: host + + virtualmachine_1: + availability_zone: + public_network: + OS_image: + flavor: + role: + ''' + diff --git a/test_cases/dell-us-deploying-bm-3/network/iperf_topology_1.yaml b/test_cases/dell-us-deploying-bm-3/network/iperf_topology_1.yaml new file mode 100644 index 00000000..18eba8ac --- /dev/null +++ b/test_cases/dell-us-deploying-bm-3/network/iperf_topology_1.yaml @@ -0,0 +1,43 @@ +Scenario: + benchmark: iperf + topology: Client and Server on ONE compute + server : virtualmachine_1 + client: virtualmachine_2 + benchmark_details: + duration: 20 + protocol: tcp + bandwidthGbps: 10 + +Context: + Host_Machines: + + + Virtual_Machines: + virtualmachine_1: + availability_zone: compute1 + OS_image: QTIP_CentOS + public_network: 'net04_ext' + role: 1-server + flavor: m1.large + + virtualmachine_2: + availability_zone: compute1 + OS_image: QTIP_CentOS + public_network: 'net04_ext' + role: 2-host + flavor: m1.large + +Test_Description: + Test_category: "network" + Benchmark: "iperf" + Overview: > + '''This test will run the IPERF benchmark on virutalmachine_1 and virtualmachine_2. On the\n + same compute node + if you wish to add a host machine add the following information under the Host_Machine tag + + machine_1: + ip: + pw: + role: + ''' + diff --git a/test_cases/dell-us-deploying-bm-3/network/iperf_topology_2.yaml b/test_cases/dell-us-deploying-bm-3/network/iperf_topology_2.yaml new file mode 100644 index 00000000..301a9916 --- /dev/null +++ b/test_cases/dell-us-deploying-bm-3/network/iperf_topology_2.yaml @@ -0,0 +1,43 @@ +Scenario: + benchmark: iperf + topology: Client and Server on different Compute nodes + server: virtualmachine_1 + client: virtualmachine_2 + benchmark_details: + duration: 20 + protocol: tcp + bandwidthGbps: 10 + +Context: + Host_Machines: + + + Virtual_Machines: + virtualmachine_1: + availability_zone: compute1 + OS_image: QTIP_CentOS + public_network: 'net04_ext' + role: 1-server + flavor: m1.large + + virtualmachine_2: + availability_zone: compute2 + OS_image: QTIP_CentOS + public_network: 'net04_ext' + role: 2-host + flavor: m1.large + +Test_Description: + Test_category: "network" + Benchmark: "iperf" + Overview: > + '''This test will run the IPERF benchmark on virutalmachine_1 and virtualmachine_2. On the\n + same compute node + if you wish to add a host machine add the following information under the Host_Machine tag + + machine_1: + ip: + pw: + role: + ''' + diff --git a/test_cases/dell-us-deploying-bm-3/network/iperf_topology_3.yaml b/test_cases/dell-us-deploying-bm-3/network/iperf_topology_3.yaml new file mode 100644 index 00000000..9e7b73e7 --- /dev/null +++ b/test_cases/dell-us-deploying-bm-3/network/iperf_topology_3.yaml @@ -0,0 +1,60 @@ +Scenario: + benchmark: iperf + topology: 2 Client on one compute and 2 servers on another machine + 1Run : virtualmachine_1, virtualmachine_2 + 2Run: + benchmark_details: + duration: 20 + protocol: udp + bandwidthGbps: 1 + +Context: + Host_Machines: + + + Virtual_Machines: + virtualmachine_1: + availability_zone: compute1 + OS_image: QTIP_CentOS + public_network: 'provider_network' + role: 1-server + flavor: m1.large + + virtualmachine_2: + availability_zone: compute2 + OS_image: QTIP_CentOS + public_network: 'provider_network' + role: 1-server + flavor: m1.large + + virtualmachine_3: + availability_zone: compute3 + OS_image: QTIP_CentOS + public_network: 'provider_network' + role: 1-server + flavor: m1.large + + virtualmachine_4: + availability_zone: compute4 + OS_image: QTIP_CentOS + public_network: 'provider_network' + role: 1-server + flavor: m1.large + + + + +Test_Description: + Test_category: "network" + Benchmark: "iperf" + Overview: > + '''This test will run the IPERF benchmark on virutalmachine_1 and virtualmachine_2. On the\n + same compute node + if you wish to add a host machine add the following information under the Host_Machine tag + + machine_1: + ip: + pw: + role: + ''' + diff --git a/test_cases/dell-us-deploying-bm-3/network/netperf.yaml b/test_cases/dell-us-deploying-bm-3/network/netperf.yaml new file mode 100644 index 00000000..267b288d --- /dev/null +++ b/test_cases/dell-us-deploying-bm-3/network/netperf.yaml @@ -0,0 +1,42 @@ +Scenario: + benchmark: netperf + topology: Client and Server on ONE compute + server : virtualmachine_1 + client: virtualmachine_2 + benchmark_details: + duration: 10 + teststream: udp_stream + +Context: + Host_Machines: + + + Virtual_Machines: + virtualmachine_1: + availability_zone: compute2 + OS_image: QTIP_CentOS + public_network: 'net04_ext' + role: 1-server + flavor: m1.large + + virtualmachine_2: + availability_zone: compute2 + OS_image: QTIP_CentOS + public_network: 'net04_ext' + role: 2-host + flavor: m1.large + +Test_Description: + Test_category: "network" + Benchmark: "netperf" + Overview: > + '''This test will run the NETPERF benchmark on virutalmachine_1 and virtualmachine_2. On the\n + same compute node + if you wish to add a host machine add the following information under the Host_Machine tag + + machine_1: + ip: + pw: + role: + ''' + diff --git a/test_cases/dell-us-deploying-bm-3/network/pktgen.yaml b/test_cases/dell-us-deploying-bm-3/network/pktgen.yaml new file mode 100644 index 00000000..13fae68f --- /dev/null +++ b/test_cases/dell-us-deploying-bm-3/network/pktgen.yaml @@ -0,0 +1,44 @@ +Scenario: + benchmark: pktgen + topology: Client and Server on ONE compute + server : virtualmachine_1 + client: virtualmachine_2 + benchmark_details: + duration: "10" + packetsize: "64" + ipaddr: "10.10.17.4" + numberofports: "10" + +Context: + Host_Machines: + + + Virtual_Machines: + virtualmachine_1: + availability_zone: compute2 + OS_image: pktgenready + public_network: 'provider_network' + role: 1-server + flavor: m1.large + + virtualmachine_2: + availability_zone: compute2 + OS_image: pktgenready + public_network: 'provider_network' + role: 2-host + flavor: m1.large + +Test_Description: + Test_category: "network" + Benchmark: "iperf" + Overview: > + '''This test will run the IPERF benchmark on virutalmachine_1 and virtualmachine_2. On the\n + same compute node + if you wish to add a host machine add the following information under the Host_Machine tag + + machine_1: + ip: + pw: + role: + ''' + diff --git a/test_cases/dell-us-deploying-bm-3/storage/fio_bm.yaml b/test_cases/dell-us-deploying-bm-3/storage/fio_bm.yaml new file mode 100644 index 00000000..4778c385 --- /dev/null +++ b/test_cases/dell-us-deploying-bm-3/storage/fio_bm.yaml @@ -0,0 +1,39 @@ +Scenario: + benchmark: fio + host: machine_1, machine_2 + server: blakc + +Context: + Host_Machines: + machine_1: + ip: 10.20.0.7 + pw: r00tme + role: host + machine_2: + ip: 10.20.0.6 + pw: r00tme + role: host + + + Virtual_Machines: + + +Test_Description: + Test_category: "Storage" + Benchmark: "FIO" + Overview: > + '''This test will run the FIO benchmark in parallel on host machines "machine_1" and "machine_2".\n + The fio job specifications can be found in qtip/benchmarks/fio_jobs/test_job. + The job conists of an fio load of: + 1.50% rand read 50% rand write + 2.Asynch engine + 3.Direct IO. + 4.Queing depth of 2 + + if you wish to add another machine add the following information under the Host_Machines tag + machine_3: + ip: 172.18.0.16 + pw: Op3nStack + role: host + ''' + diff --git a/test_cases/dell-us-deploying-bm-3/storage/fio_vm.yaml b/test_cases/dell-us-deploying-bm-3/storage/fio_vm.yaml new file mode 100644 index 00000000..dcd27252 --- /dev/null +++ b/test_cases/dell-us-deploying-bm-3/storage/fio_vm.yaml @@ -0,0 +1,44 @@ +Scenario: + benchmark: fio + host: machine_1, machine_2 + server: blakc + +Context: + Host_Machines: + + Virtual_Machines: + virtualmachine_1: + availability_zone: compute1 + public_network: 'net04_ext' + OS_image: QTIP_CentOS + flavor: m1.large + role: host + virtualmachine_2: + availability_zone: compute2 + public_network: 'net04_ext' + OS_image: QTIP_CentOS + flavor: m1.large + role: host + +Test_Description: + Test_category: "Storage" + Benchmark: "FIO" + Overview: > + '''This test will run the FIO benchmark in parallel on virtualmachine_1 and virtualmachine_2.\n + The fio job specifications can be found in qtip/benchmarks/fio_jobs/test_job. + The job conists of an fio load of: + 1.50% rand read 50% rand write + 2.Asynch engine + 3.Direct IO. + 4.Queing depth of 2 + + if you wish to add a virtual machine add the following information under the Virtual_Machine tag + + virtualmachine_3: + availability_zone: + public_network: + OS_image: + flavor: + role: + ''' + diff --git a/test_cases/dell-us-testing-bm-1/compute/dpi_bm.yaml b/test_cases/dell-us-testing-bm-1/compute/dpi_bm.yaml index b7347a69..810224bc 100644 --- a/test_cases/dell-us-testing-bm-1/compute/dpi_bm.yaml +++ b/test_cases/dell-us-testing-bm-1/compute/dpi_bm.yaml @@ -6,11 +6,11 @@ Context: Host_Machines: machine_1: ip: 10.20.0.6 - pw: Op3nStack + pw: role: 1host machine_2: ip: 10.20.0.5 - pw: Op3nStack + pw: role: 1host Virtual_Machines: Test_Description: diff --git a/test_cases/dell-us-testing-bm-1/storage/fio_bm.yaml b/test_cases/dell-us-testing-bm-1/storage/fio_bm.yaml index 4778c385..4b78f084 100644 --- a/test_cases/dell-us-testing-bm-1/storage/fio_bm.yaml +++ b/test_cases/dell-us-testing-bm-1/storage/fio_bm.yaml @@ -7,11 +7,11 @@ Context: Host_Machines: machine_1: ip: 10.20.0.7 - pw: r00tme + pw: role: host machine_2: ip: 10.20.0.6 - pw: r00tme + pw: role: host |