import HoneycombUtil as HcUtil
from resources.libraries.python.ssh import SSH
from resources.libraries.python.topology import NodeType
-from resources.libraries.python.DUTSetup import DUTSetup
class HoneycombSetup(object):
raise HoneycombError('Node(s) {0} failed to stop Honeycomb.'.
format(errors))
+ @staticmethod
+ def restart_honeycomb_on_dut(node):
+ """Restart Honeycomb on specified DUT nodes.
+
+ This keyword restarts the Honeycomb service on specified DUTs. Use the
+ keyword "Check Honeycomb Startup State" to check if the Honeycomb is up
+ and running.
+
+ :param node: Node to restart Honeycomb on.
+ :type node: dict
+ :raises HoneycombError: If Honeycomb fails to start.
+ """
+
+ logger.console("\n(re)Starting Honeycomb service ...")
+
+ cmd = "sudo service honeycomb restart"
+
+ ssh = SSH()
+ ssh.connect(node)
+ (ret_code, _, _) = ssh.exec_command_sudo(cmd)
+ if int(ret_code) != 0:
+ raise HoneycombError('Node {0} failed to restart Honeycomb.'.
+ format(node['host']))
+ else:
+ logger.info(
+ "Honeycomb service restart is in progress on node {0}".format(
+ node['host']))
+
@staticmethod
def check_honeycomb_startup_state(*nodes):
"""Check state of Honeycomb service during startup on specified nodes.
for node in nodes:
if node['type'] == NodeType.DUT:
HoneycombSetup.print_ports(node)
- status_code, _ = HTTPRequest.get(node, path,
- enable_logging=False)
+ try:
+ status_code, _ = HTTPRequest.get(node, path,
+ enable_logging=False)
+ except HTTPRequestError:
+ ssh = SSH()
+ ssh.connect(node)
+ ssh.exec_command("tail -n 100 /var/log/syslog")
+ raise
if status_code == HTTPCodes.OK:
logger.info("Honeycomb on node {0} is up and running".
format(node['host']))
for feature in features:
cmd += " {0}".format(feature)
- ret_code, _, stderr = ssh.exec_command_sudo(cmd, timeout=120)
+ ret_code, _, _ = ssh.exec_command_sudo(cmd, timeout=120)
if int(ret_code) != 0:
raise HoneycombError("Feature install did not succeed.")
ssh = SSH()
ssh.connect(node)
cmd = "service vpp stop"
- ret_code, _, _ = ssh.exec_command_sudo(cmd)
+ ret_code, _, _ = ssh.exec_command_sudo(cmd, timeout=80)
if int(ret_code) != 0:
raise RuntimeError("Could not stop VPP service on node {0}".format(
node['host']))
+
+
+class HoneycombStartupConfig(object):
+ """Generator for Honeycomb startup configuration.
+ """
+ def __init__(self):
+ """Initializer."""
+
+ self.template = """
+ #!/bin/sh -
+ STATUS=100
+
+ while [ $STATUS -eq 100 ]
+ do
+ {java_call} -jar $(dirname $0)/{jar_filename}
+ STATUS=$?
+ echo "Honeycomb exited with status: $STATUS"
+ if [ $STATUS -eq 100 ]
+ then
+ echo "Restarting..."
+ fi
+ done
+ """
+
+ self.java_call = "{scheduler} {affinity} java {jit_mode} {params}"
+
+ self.scheduler = ""
+ self.core_affinity = ""
+ self.jit_mode = ""
+ self.params = ""
+ self.numa = ""
+
+ self.config = ""
+ self.ssh = SSH()
+
+ def apply_config(self, node):
+ """Generate configuration file /opt/honeycomb/honeycomb on the specified
+ node.
+
+ :param node: Honeycomb node.
+ :type node: dict
+ """
+
+ self.ssh.connect(node)
+ _, filename, _ = self.ssh.exec_command("ls /opt/honeycomb | grep .jar")
+
+ java_call = self.java_call.format(scheduler=self.scheduler,
+ affinity=self.core_affinity,
+ jit_mode=self.jit_mode,
+ params=self.params)
+ self.config = self.template.format(java_call=java_call,
+ jar_filename=filename)
+
+ self.ssh.connect(node)
+ cmd = "echo '{config}' > /tmp/honeycomb " \
+ "&& chmod +x /tmp/honeycomb " \
+ "&& sudo mv -f /tmp/honeycomb /opt/honeycomb".format(
+ config=self.config)
+ self.ssh.exec_command(cmd)
+
+ def set_cpu_scheduler(self, scheduler="FIFO"):
+ """Use alternate CPU scheduler.
+
+ Note: OTHER scheduler doesn't load-balance over isolcpus.
+
+ :param scheduler: CPU scheduler to use.
+ :type scheduler: str
+ """
+
+ schedulers = {"FIFO": "-f 99", # First In, First Out
+ "RR": "-r 99", # Round Robin
+ "OTHER": "-o", # Ubuntu default
+ }
+ self.scheduler = "chrt {0}".format(schedulers[scheduler])
+
+ def set_cpu_core_affinity(self, low, high=None):
+ """Set core affinity for the honeycomb process and subprocesses.
+
+ :param low: Lowest core ID number.
+ :param high: Highest core ID number. Leave empty to use a single core.
+ :type low: int
+ :type high: int
+ """
+
+ self.core_affinity = "taskset -c {low}-{high}".format(
+ low=low, high=high if high else low)
+
+ def set_jit_compiler_mode(self, jit_mode):
+ """Set running mode for Java's JIT compiler.
+
+ :param jit_mode: Desiret JIT mode.
+ :type jit_mode: str
+ """
+
+ modes = {"client": "-client", # Default
+ "server": "-server", # Higher performance but longer warmup
+ "classic": "-classic" # Disables JIT compiler
+ }
+
+ self.jit_mode = modes[jit_mode]
+
+ def set_memory_size(self, mem_min, mem_max=None):
+ """Set minimum and maximum memory use for the JVM.
+
+ :param mem_min: Minimum amount of memory (MB).
+ :param mem_max: Maximum amount of memory (MB). Default is 4 times
+ minimum value.
+ :type mem_min: int
+ :type mem_max: int
+ """
+
+ self.params += " -Xms{min}m -Xmx{max}m".format(
+ min=mem_min, max=mem_max if mem_max else mem_min*4)
+
+ def set_metaspace_size(self, mem_min, mem_max=None):
+ """Set minimum and maximum memory used for class metadata in the JVM.
+
+ :param mem_min: Minimum metaspace size (MB).
+ :param mem_max: Maximum metaspace size (MB). Defailt is 4 times
+ minimum value.
+ :type mem_min: int
+ :type mem_max: int
+ """
+
+ self.params += " -XX:MetaspaceSize={min}m " \
+ "-XX:MaxMetaspaceSize={max}m".format(
+ min=mem_min, max=mem_max if mem_max else mem_min*4)
+
+ def set_numa_optimization(self):
+ """Use optimization of memory use and garbage collection for NUMA
+ architectures."""
+
+ self.params += " -XX:+UseNUMA -XX:+UseParallelGC"
Code Review / csit.git / blobdiff