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ZFS Collector: Add xuio_stats functionality

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Signed-Off-By: Joe Handzik <joseph.t.handzik@hpe.com>
This commit is contained in:
Joe Handzik 2017-01-23 12:33:35 -06:00
commit 05048c067d
5 changed files with 80 additions and 0 deletions
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13
collector/zfs_linux.go
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@ -31,6 +31,7 @@ const (
zfsArcstatsExt = "arcstats"
zfsFetchstatsExt = "zfetchstats"
zfsVdevCacheStatsExt = "vdev_cache_stats"
zfsXuioStatsExt = "xuio_stats"
zfsZilExt = "zil"
)
@ -91,6 +92,18 @@ func (c *zfsCollector) updateVdevCacheStats(ch chan<- prometheus.Metric) (err er
})
}
func (c *zfsCollector) updateXuioStats(ch chan<- prometheus.Metric) (err error) {
file, err := c.openProcFile(filepath.Join(zfsProcpathBase, zfsXuioStatsExt))
if err != nil {
return err
}
defer file.Close()
return c.parseProcfsFile(file, zfsXuioStatsExt, func(s zfsSysctl, v zfsMetricValue) {
ch <- c.constSysctlMetric(xuio, s, v)
})
}
func (c *zfsCollector) parseProcfsFile(reader io.Reader, fmt_ext string, handler func(zfsSysctl, zfsMetricValue)) (err error) {
scanner := bufio.NewScanner(reader)