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| author |   Peter Mikus <pmikus@cisco.com> | 2019-01-04 07:38:16 +0000 |
|---|---|---|
| committer | Peter Mikus <pmikus@cisco.com> | 2019-01-08 12:11:59 +0000 |
| commit | d57482c4cd391c5c0b6a440629f81df09169bc82 (patch) | |
| tree | 8b9d74527ce5667755614bab9cccf12300623576 /resources/libraries/robot/performance/performance_utils.robot | |
| parent | d1c1b27d17033799cd586a079820d708cc8a541c (diff) | |
CSIT-1387 Implement mapping function
Implement universal mapping function for placing the NF
threads to cpu cores/threads.
- Must be SMT aware.
- Must work with N-core NF.
- Must be DUT (vswtich) aware.
- Must be deterministic.
- Must use DTCR and MTCR parameters.
Change-Id: I98b61861f85c5af7ecd856719b4adf2ba95c262f
Signed-off-by: Peter Mikus <pmikus@cisco.com>
Diffstat (limited to 'resources/libraries/robot/performance/performance_utils.robot')
| -rw-r--r-- | resources/libraries/robot/performance/performance_utils.robot | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/resources/libraries/robot/performance/performance_utils.robot b/resources/libraries/robot/performance/performance_utils.robot index 1be3119713..4033442833 100644 --- a/resources/libraries/robot/performance/performance_utils.robot +++ b/resources/libraries/robot/performance/performance_utils.robot @@ -482,3 +482,54 @@ | | Run Keyword If | ${dut_stats}==${True} | | ... | Show runtime counters on all DUTs | ${nodes} | | Stop traffic on tg + +| Create network function CPU list +| | [Documentation] +| | ... | Create list of CPUs allocated for network function base on SUT/DUT +| | ... | placement and other network functions placement. +| | ... +| | ... | *Arguments:* +| | ... | - dut - DUT node. Type: dictionary +| | ... | - chains: Total number of chains. Type: integer +| | ... | - nodeness: Total number of nodes per chain. Type: integer +| | ... | - chain_id - Network function chain ID. Type: integer +| | ... | - node_id - Network function node ID within chain. Type: integer +| | ... | - mtcr - Main thread to core ratio. Type: integer +| | ... | - dtcr - Dataplane thread to core ratio. Type: integer +| | ... | - auto_scale - If True, use same amount of Dataplane threads for +| | ... | network function as DUT, otherwise use single physical core for +| | ... | every network function. Type: boolean +| | ... +| | ... | *Note:* +| | ... | KW uses test variables \${cpu_count_int} set by +| | ... | "Add worker threads and rxqueues to all DUTs" +| | ... +| | ... | *Example:* +| | ... +| | ... | \| Create network function CPU list \| ${nodes['DUT1']} \ +| | ... | \| 1 \| 1 \| 1 \| 1 \| +| | ... +| | [Arguments] | ${dut} | ${chains}=${1} | ${nodeness}=${1} | ${chain_id}=${1} +| | ... | ${node_id}=${1} | ${mtcr}=${2} | ${dtcr}=${1} | ${auto_scale}=${False} +| | ... +| | ${sut_sc}= | Set Variable | ${1} +| | ${dut_mc}= | Set Variable | ${1} +| | ${dut_dc}= | Set Variable | ${cpu_count_int} +| | ${skip}= | Evaluate | ${sut_sc} + ${dut_mc} + ${dut_dc} +| | ${dtc}= | Set Variable If | ${auto_scale} | ${cpu_count_int} | ${1} +| | ${if1_status} | ${value}= | Run Keyword And Ignore Error +| | ... | Variable Should Exist | ${${dut}_if1} +| | @{if_list}= | Run Keyword If | '${if1_status}' == 'PASS' +| | ... | Create List | ${${dut}_if1} +| | ... | ELSE | Create List | ${${dut}_if1_1} | ${${dut}_if1_2} +| | ${if2_status} | ${value}= | Run Keyword And Ignore Error +| | ... | Variable Should Exist | ${${dut}_if2} +| | Run Keyword If | '${if2_status}' == 'PASS' +| | ... | Append To List | ${if_list} | ${${dut}_if2} +| | ... | ELSE | Append To List | ${if_list} | ${${dut}_if2_1} | ${${dut}_if2_2} +| | ${dut_numa}= | Get interfaces numa node | ${nodes['${dut}']} | @{if_list} +| | ${nf_cpus}= | Cpu slice of list for NF | node=${nodes['${dut}']} +| | ... | cpu_node=${dut_numa} | chains=${chains} | nodeness=${nodeness} +| | ... | chain_id=${chain_id} | node_id=${node_id} | mtcr=${mtcr} +| | ... | dtcr=${dtcr} | dtc=${dtc} | skip_cnt=${skip} +| | Return From Keyword | ${nf_cpus} |