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Merge pull request #204 from pborzenkov/centos6-meminfo-numa-fix

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meminfo_numa: fix crash on CentOS 6 kernel
This commit is contained in:
Brian Brazil 2016-02-06 13:17:34 +00:00
parent 3a96e6881b 5a085dcaf5
commit ca050b599d
3 changed files with 6 additions and 1 deletions
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1
collector/fixtures/sys/devices/system/node/node0/meminfo
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@ -1,3 +1,4 @@
Node 0 MemTotal: 134182340 kB Node 0 MemTotal: 134182340 kB
Node 0 MemFree: 53030372 kB Node 0 MemFree: 53030372 kB
Node 0 MemUsed: 81151968 kB Node 0 MemUsed: 81151968 kB

1
collector/fixtures/sys/devices/system/node/node1/meminfo
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@ -1,3 +1,4 @@
Node 1 MemTotal: 134217728 kB Node 1 MemTotal: 134217728 kB
Node 1 MemFree: 39634788 kB Node 1 MemFree: 39634788 kB
Node 1 MemUsed: 94582940 kB Node 1 MemUsed: 94582940 kB

5
collector/meminfo_numa_linux.go
View file

@ -106,7 +106,10 @@ func parseMemInfoNuma(r io.Reader) (map[meminfoKey]float64, error) {
) )
for scanner.Scan() { for scanner.Scan() {
line := scanner.Text() line := strings.TrimSpace(scanner.Text())
if line == "" {
continue
}
parts := strings.Fields(string(line)) parts := strings.Fields(string(line))
fv, err := strconv.ParseFloat(parts[3], 64) fv, err := strconv.ParseFloat(parts[3], 64)