func main() {
flag.Parse()
if !flag.Parsed() {
glog.Fatal("Unable to parse flags")
}
logrus.SetLevel(logrus.InfoLevel)
numCpus := runtime.NumCPU()
prev := runtime.GOMAXPROCS(numCpus)
glog.WithField("num_cpu", numCpus).
WithField("prev_maxprocs", prev).
Info("Set max procs to num cpus")
ps := new(store.Store)
ps.Init(*postingDir)
defer ps.Close()
clog := commit.NewLogger(*mutationDir, "dgraph", 50<<20)
clog.SyncEvery = 1
clog.Init()
defer clog.Close()
posting.Init(ps, clog)
http.HandleFunc("/query", queryHandler)
glog.WithField("port", *port).Info("Listening for requests...")
if err := http.ListenAndServe(":"+*port, nil); err != nil {
x.Err(glog, err).Fatal("ListenAndServe")
}
}
func main() {
flag.Parse()
if !flag.Parsed() {
glog.Fatal("Unable to parse flags")
}
if len(*cpuprofile) > 0 {
f, err := os.Create(*cpuprofile)
if err != nil {
glog.Fatal(err)
}
pprof.StartCPUProfile(f)
defer pprof.StopCPUProfile()
}
logrus.SetLevel(logrus.InfoLevel)
numCpus := *numcpu
prevProcs := runtime.GOMAXPROCS(numCpus)
glog.WithField("num_cpus", numCpus).
WithField("prev_maxprocs", prevProcs).
Info("Set max procs to num cpus")
if len(*rdfGzips) == 0 {
glog.Fatal("No RDF GZIP files specified")
}
ps := new(store.Store)
ps.Init(*uidDir)
defer ps.Close()
posting.Init(ps, nil)
files := strings.Split(*rdfGzips, ",")
for _, path := range files {
if len(path) == 0 {
continue
}
glog.WithField("path", path).Info("Handling...")
f, err := os.Open(path)
if err != nil {
glog.WithError(err).Fatal("Unable to open rdf file.")
}
r, err := gzip.NewReader(f)
if err != nil {
glog.WithError(err).Fatal("Unable to create gzip reader.")
}
count, err := loader.HandleRdfReaderWhileAssign(r, *mod)
if err != nil {
glog.WithError(err).Fatal("While handling rdf reader.")
}
glog.WithField("count", count).Info("RDFs parsed")
r.Close()
f.Close()
}
glog.Info("Calling merge lists")
posting.MergeLists(100 * numCpus) // 100 per core.
}
