def publish_anticipated_load(session_name=None):
iid = Compute.get_instance_id()
if session_name is None:
nactive = BaseContainer.num_active(BaseContainer.SFX_INT)
else:
JBoxSessionProps.attach_instance(Compute.get_install_id(), session_name, iid, "Preparing")
nactive = BaseContainer.num_active(BaseContainer.SFX_INT) + 1
cont_load_pct = min(100, max(0, nactive * 100 / SessContainer.MAX_CONTAINERS))
self_load = max(Compute.get_instance_stats(iid, 'Load'), cont_load_pct)
Compute.publish_stats("Load", "Percent", self_load)
accept = Compute.should_accept_session(is_proposed_cluster_leader())
JBoxInstanceProps.set_props(Compute.get_install_id(), iid, load=self_load, accept=accept)
def publish_anticipated_load(session_name=None):
iid = Compute.get_instance_id()
if session_name is None:
nactive = BaseContainer.num_active(BaseContainer.SFX_INT)
else:
JBoxSessionProps.attach_instance(Compute.get_install_id(), session_name, iid, "Preparing")
nactive = BaseContainer.num_active(BaseContainer.SFX_INT) + 1
cont_load_pct = min(100, max(0, nactive * 100 / SessContainer.MAX_CONTAINERS))
self_load = max(Compute.get_instance_stats(iid, 'Load'), cont_load_pct)
Compute.publish_stats("Load", "Percent", self_load)
accept = Compute.should_accept_session(is_proposed_cluster_leader())
JBoxInstanceProps.set_props(Compute.get_install_id(), iid, load=self_load, accept=accept)
def publish_perf_counters():
""" Publish performance counters. Used for status monitoring and auto scaling. """
VolMgr.refresh_disk_use_status()
nactive = BaseContainer.num_active(BaseContainer.SFX_INT)
stats = []
stats.append(("NumActiveContainers", "Count", nactive))
nactive_api = BaseContainer.num_active(BaseContainer.SFX_API)
stats.append(("NumActiveAPIContainers", "Count", nactive_api))
curr_cpu_used_pct = psutil.cpu_percent()
last_cpu_used_pct = curr_cpu_used_pct if BaseContainer.LAST_CPU_PCT is None else BaseContainer.LAST_CPU_PCT
BaseContainer.LAST_CPU_PCT = curr_cpu_used_pct
cpu_used_pct = int((curr_cpu_used_pct + last_cpu_used_pct) / 2)
stats.append(("CPUUsed", "Percent", cpu_used_pct))
mem_used_pct = psutil.virtual_memory().percent
stats.append(("MemUsed", "Percent", mem_used_pct))
disk_used_pct = 0
for x in psutil.disk_partitions():
if not VolMgr.is_mount_path(x.mountpoint):
try:
disk_used_pct = max(psutil.disk_usage(x.mountpoint).percent, disk_used_pct)
except:
pass
if BaseContainer.INITIAL_DISK_USED_PCT is None:
BaseContainer.INITIAL_DISK_USED_PCT = disk_used_pct
disk_used_pct = max(0, (disk_used_pct - BaseContainer.INITIAL_DISK_USED_PCT))
stats.append(("DiskUsed", "Percent", disk_used_pct))
cont_load_pct = min(100, max(0, nactive * 100 / SessContainer.MAX_CONTAINERS))
stats.append(("ContainersUsed", "Percent", cont_load_pct))
api_cont_load_pct = min(100, max(0, nactive_api * 100 / APIContainer.MAX_CONTAINERS))
stats.append(("APIContainersUsed", "Percent", api_cont_load_pct))
stats.append(("DiskIdsUsed", "Percent", VolMgr.used_pct()))
overall_load_pct = max(
cont_load_pct, api_cont_load_pct, disk_used_pct, mem_used_pct, cpu_used_pct, VolMgr.used_pct()
)
stats.append(("Load", "Percent", overall_load_pct))
Compute.publish_stats_multi(stats)
def publish_perf_counters():
""" Publish performance counters. Used for status monitoring and auto scaling. """
VolMgr.refresh_disk_use_status()
nactive = BaseContainer.num_active(BaseContainer.SFX_INT)
stats = []
stats.append(("NumActiveContainers", "Count", nactive))
nactive_api = BaseContainer.num_active(BaseContainer.SFX_API)
stats.append(("NumActiveAPIContainers", "Count", nactive_api))
curr_cpu_used_pct = psutil.cpu_percent()
last_cpu_used_pct = curr_cpu_used_pct if BaseContainer.LAST_CPU_PCT is None else BaseContainer.LAST_CPU_PCT
BaseContainer.LAST_CPU_PCT = curr_cpu_used_pct
cpu_used_pct = int((curr_cpu_used_pct + last_cpu_used_pct)/2)
stats.append(("CPUUsed", "Percent", cpu_used_pct))
mem_used_pct = psutil.virtual_memory().percent
stats.append(("MemUsed", "Percent", mem_used_pct))
disk_used_pct = 0
for x in psutil.disk_partitions():
if not VolMgr.is_mount_path(x.mountpoint):
try:
disk_used_pct = max(psutil.disk_usage(x.mountpoint).percent, disk_used_pct)
except:
pass
if BaseContainer.INITIAL_DISK_USED_PCT is None:
BaseContainer.INITIAL_DISK_USED_PCT = disk_used_pct
disk_used_pct = max(0, (disk_used_pct - BaseContainer.INITIAL_DISK_USED_PCT))
stats.append(("DiskUsed", "Percent", disk_used_pct))
cont_load_pct = min(100, max(0, nactive * 100 / SessContainer.MAX_CONTAINERS))
stats.append(("ContainersUsed", "Percent", cont_load_pct))
api_cont_load_pct = min(100, max(0, nactive_api * 100 / APIContainer.MAX_CONTAINERS))
stats.append(("APIContainersUsed", "Percent", api_cont_load_pct))
stats.append(("DiskIdsUsed", "Percent", VolMgr.used_pct()))
overall_load_pct = max(cont_load_pct, api_cont_load_pct, disk_used_pct, mem_used_pct, cpu_used_pct, VolMgr.used_pct())
stats.append(("Load", "Percent", overall_load_pct))
Compute.publish_stats_multi(stats)
def is_terminating():
if not JBoxCfg.get('cloud_host.scale_down'):
return False
num_active = BaseContainer.num_active()
terminate = (num_active == 0) and Compute.can_terminate(is_proposed_cluster_leader())
if terminate:
JBoxd.log_warn("terminating to scale down")
try:
Compute.deregister_instance_dns()
except:
JBoxd.log_error("Error deregistering instance dns")
Compute.terminate_instance()
return terminate
