Yes, NTPD is your best option.
On 6/4/13, Ben Kim <[email protected]> wrote: > Hi, > This is very basic & fundamental question. > > Is time among all nodes needs to be synced? > > I've never even thought of timing in hadoop cluster but recently > experienced my servers going out of sync with time. I know hbase requires > time to by synced due to its timestamp action. But I wonder any of hadoop > functionality requires time sync. Perhaps checkpoint, namenode HA, or > datanode report, etc... hmm > > > -- > > *Benjamin Kim* > *benkimkimben at gmail* >
