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/
ready.go
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/
ready.go
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/*
// Copyright (c) 2016 Intel Corporation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
*/
package payloads
// Ready represents the unmarshalled version of the contents of an SSNTP READY
// payload. The structure contains information about the state of an NN or a CN
// on which ciao-launcher is running.
type Ready struct {
// NodeUUID is the SSNTP UUID assigned to the ciao-launcher instance
// that transmitted the READY frame.
NodeUUID string `yaml:"node_uuid"`
// Total amount of RAM available on a CN or NN
MemTotalMB int `yaml:"mem_total_mb"`
// Memory currently available on a CN or NN, computed from
// proc/meminfo:MemFree + Active(file) + Inactive(file)
MemAvailableMB int `yaml:"mem_available_mb"`
// Size of the CN/NN RootFS in MB
DiskTotalMB int `yaml:"disk_total_mb"`
// MBs available in the RootFS of the CN/NN
DiskAvailableMB int `yaml:"disk_available_mb"`
// Load of CN/NN, taken from /proc/loadavg (Average over last minute
// reported).
Load int `yaml:"load"`
// Number of CPUs present in the CN/NN. Derived from the number of
// cpu[0-9]+ entries in /proc/stat.
CpusOnline int `yaml:"cpus_online"`
// Array containing one entry for each network interface present on the
// CN/NN
Networks []NetworkStat
// Hostname of the CN/NN
NodeHostName string `yaml:"hostname"`
// Any changes to this struct should be accompanied by a change to
// the ciao-scheduler/scheduler.go:updateNodeStat() function
}
// Init initialises the Ready structure.
func (s *Ready) Init() {
s.NodeUUID = ""
s.MemTotalMB = -1
s.MemAvailableMB = -1
s.DiskTotalMB = -1
s.DiskAvailableMB = -1
s.Load = -1
s.CpusOnline = -1
}