diff options
author | Yury Kylulin <yury.kylulin@intel.com> | 2021-06-21 15:55:22 +0300 |
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committer | Yury Kylulin <yury.kylulin@intel.com> | 2021-06-21 15:55:22 +0300 |
commit | 1c4e666aef045b3aa5eb9999e66b44db00cd47c7 (patch) | |
tree | e9af14bf4eee842c132a65cc31d1ccfa744d1f80 /VNFs | |
parent | ee88ec7c4efce90527d4e77d50a872fa6a1382f5 (diff) |
Add support for multisocket memory reservation
Automatic detection of allowed NUMA nodes for memory allocation
added to Kubernetes environment.
Signed-off-by: Yury Kylulin <yury.kylulin@intel.com>
Change-Id: I4f8b2f64971d43414bbd290f7fcbc6210c1d6d71
Diffstat (limited to 'VNFs')
3 files changed, 38 insertions, 16 deletions
diff --git a/VNFs/DPPD-PROX/helper-scripts/rapid/pod-rapid.yaml b/VNFs/DPPD-PROX/helper-scripts/rapid/pod-rapid.yaml index 6d5e8205..9e269f60 100644 --- a/VNFs/DPPD-PROX/helper-scripts/rapid/pod-rapid.yaml +++ b/VNFs/DPPD-PROX/helper-scripts/rapid/pod-rapid.yaml @@ -17,12 +17,12 @@ spec: name: hugepages resources: requests: - hugepages-2Mi: 512Mi + hugepages-2Mi: 1Gi memory: 1Gi cpu: 8 intel.com/intel_sriov_vfio: '1' limits: - hugepages-2Mi: 512Mi + hugepages-2Mi: 1Gi memory: 1Gi cpu: 8 intel.com/intel_sriov_vfio: '1' diff --git a/VNFs/DPPD-PROX/helper-scripts/rapid/rapid_generator_machine.py b/VNFs/DPPD-PROX/helper-scripts/rapid/rapid_generator_machine.py index 5d6916a7..f4c89ceb 100644 --- a/VNFs/DPPD-PROX/helper-scripts/rapid/rapid_generator_machine.py +++ b/VNFs/DPPD-PROX/helper-scripts/rapid/rapid_generator_machine.py @@ -121,8 +121,6 @@ class RapidGeneratorMachine(RapidMachine): # Start the generator with the -e option so that the cores don't # start automatically super().start_prox('-e') - if self.vim in ['kubernetes']: - self.remap_all_cpus() def set_generator_speed(self, speed): # The assumption is that we only use task 0 for generating diff --git a/VNFs/DPPD-PROX/helper-scripts/rapid/rapid_machine.py b/VNFs/DPPD-PROX/helper-scripts/rapid/rapid_machine.py index d0ce8c14..515bea55 100644 --- a/VNFs/DPPD-PROX/helper-scripts/rapid/rapid_machine.py +++ b/VNFs/DPPD-PROX/helper-scripts/rapid/rapid_machine.py @@ -50,6 +50,8 @@ class RapidMachine(object): self.machine_params = machine_params self.vim = vim self.cpu_mapping = None + self.numa_nodes = [ 0 ] + self.socket_mem_mb = '512' if 'config_file' in self.machine_params.keys(): PROXConfigfile = open (self.machine_params['config_file'], 'r') PROXConfig = PROXConfigfile.read() @@ -64,19 +66,19 @@ class RapidMachine(object): def get_cores(self): return (self.machine_params['cores']) - def expand_cpuset(self, cpuset): - """Expand cpuset provided as comma-separated list of CPU numbers and - CPU ranges of numbers. For more information please see + def expand_list_format(self, list): + """Expand cpuset list format provided as comma-separated list of + numbers and ranges of numbers. For more information please see https://man7.org/linux/man-pages/man7/cpuset.7.html """ - cpuset_expanded = [] - for cpu in cpuset.split(','): - if '-' in cpu: - cpu_range = cpu.split('-') - cpuset_expanded += range(int(cpu_range[0]), int(cpu_range[1]) + 1) + list_expanded = [] + for num in list.split(','): + if '-' in num: + num_range = num.split('-') + list_expanded += range(int(num_range[0]), int(num_range[1]) + 1) else: - cpuset_expanded.append(int(cpu)) - return cpuset_expanded + list_expanded.append(int(num)) + return list_expanded def read_cpuset(self): """Read list of cpus on which we allowed to execute @@ -84,7 +86,7 @@ class RapidMachine(object): cmd = 'cat /sys/fs/cgroup/cpuset/cpuset.cpus' cpuset_cpus = self._client.run_cmd(cmd).decode().rstrip() RapidLog.debug('{} ({}): Allocated cpuset: {}'.format(self.name, self.ip, cpuset_cpus)) - self.cpu_mapping = self.expand_cpuset(cpuset_cpus) + self.cpu_mapping = self.expand_list_format(cpuset_cpus) RapidLog.debug('{} ({}): Expanded cpuset: {}'.format(self.name, self.ip, self.cpu_mapping)) # Log CPU core mapping for user information @@ -120,6 +122,25 @@ class RapidMachine(object): RapidLog.debug('{} ({}): cores {} remapped to {}'.format(self.name, self.ip, self.machine_params['cores'], cpus_remapped)) self.machine_params['cores'] = cpus_remapped + def read_cpuset_mems(self): + """Read list of NUMA nodes on which we allowed to allocate memory + """ + cmd = 'cat /sys/fs/cgroup/cpuset/cpuset.mems' + cpuset_mems = self._client.run_cmd(cmd).decode().rstrip() + RapidLog.debug('{} ({}): Allowed NUMA nodes: {}'.format(self.name, self.ip, cpuset_mems)) + self.numa_nodes = self.expand_list_format(cpuset_mems) + RapidLog.debug('{} ({}): Expanded allowed NUMA nodes: {}'.format(self.name, self.ip, self.numa_nodes)) + + def get_prox_socket_mem_str(self): + socket_mem_str = '' + for node in range(self.numa_nodes[-1] + 1): + if node in self.numa_nodes: + socket_mem_str += self.socket_mem_mb + ',' + else: + socket_mem_str += '0,' + socket_mem_str = socket_mem_str[:-1] + return socket_mem_str + def devbind(self): # Script to bind the right network interface to the poll mode driver for index, dp_port in enumerate(self.dp_ports, start = 1): @@ -141,7 +162,9 @@ class RapidMachine(object): LuaFile.write('local_ip{}="{}"\n'.format(index, dp_port['ip'])) LuaFile.write('local_hex_ip{}=convertIPToHex(local_ip{})\n'.format(index, index)) if self.vim in ['kubernetes']: - LuaFile.write("eal=\"--socket-mem=512,0 --file-prefix %s --pci-whitelist %s\"\n" % (self.name, self.machine_params['dp_pci_dev'])) + socket_mem_str = self.get_prox_socket_mem_str() + RapidLog.debug('{} ({}): PROX socket mem str: {}'.format(self.name, self.ip, socket_mem_str)) + LuaFile.write("eal=\"--socket-mem=%s --file-prefix %s --pci-whitelist %s\"\n" % (socket_mem_str, self.name, self.machine_params['dp_pci_dev'])) else: LuaFile.write("eal=\"\"\n") if 'mcore' in self.machine_params.keys(): @@ -173,6 +196,7 @@ class RapidMachine(object): self.devbind() if self.vim in ['kubernetes']: self.read_cpuset() + self.read_cpuset_mems() self.remap_all_cpus() _, prox_config_file_name = os.path.split(self.machine_params['config_file']) self.generate_lua() |