and the restarted log says:  (after the second restart)   [03/Feb/2017 21:09:25 +0000] 49084 Thread-13 downloader INFO Fetching torrent: http://cmgr.unx.sas.com:7180/cmf/parcel/download/HADOOP_LZO-0.4.15-1.gplextras.p0.123-el6.parcel.torrent [03/Feb/2017 21:09:25 +0000] 49084 MainThread agent WARNING Long HB processing time: 7.69455099106 [03/Feb/2017 21:09:25 +0000] 49084 MainThread parcel INFO Loading parcel manifest for: CDH-5.9.1-1.cdh5.9.1.p0.4 [03/Feb/2017 21:09:25 +0000] 49084 Thread-13 downloader INFO Starting download of: http://cmgr.unx.sas.com:7180/cmf/parcel/download/HADOOP_LZO-0.4.15-1.gplextras.p0.123-el6.parcel [03/Feb/2017 21:09:25 +0000] 49084 MainThread parcel INFO Loading parcel manifest for: CDH-5.9.0-1.cdh5.9.0.p0.23 [03/Feb/2017 21:09:25 +0000] 49084 MainThread parcel INFO Loading parcel manifest for: SASHDAT-03.01.p0.1 [03/Feb/2017 21:09:25 +0000] 49084 MainThread parcel INFO Loading parcel manifest for: CDH-5.9.1-1.cdh5.9.1.p0.4 [03/Feb/2017 21:09:25 +0000] 49084 Thread-13 downloader INFO Failed adding torrent: file:///opt/cloudera/parcel-cache/HADOOP_LZO-0.4.15-1.gplextras.p0.123-el6.parcel.torrent Already present torrent: HADOOP_LZO-0.4.15-1.gplextras.p0.123-el6.parcel [03/Feb/2017 21:09:25 +0000] 49084 MainThread parcel INFO Loading parcel manifest for: CDH-5.9.0-1.cdh5.9.0.p0.23 [03/Feb/2017 21:09:25 +0000] 49084 MainThread parcel INFO Loading parcel manifest for: SASHDAT-03.01.p0.1 [03/Feb/2017 21:09:25 +0000] 49084 Thread-13 downloader INFO Current state: HADOOP_LZO-0.4.15-1.gplextras.p0.123-el6.parcel [totalDownloaded=0 totalSize=140552 upload=0 state=downloading seed=[] location=/opt/cloudera/parcels/.flood/HADOOP_LZO-0.4.15-1.gplextras.p0.123-el6.parcel progress=0] [03/Feb/2017 21:09:25 +0000] 49084 MainThread throttling_logger INFO There is already an active download for http://cmgr.unx.sas.com:7180/cmf/parcel/download/HADOOP_LZO-0.4.15-1.gplextras.p0.123-el6.parcel [03/Feb/2017 21:09:27 +0000] 49084 Thread-13 downloader INFO Current state: HADOOP_LZO-0.4.15-1.gplextras.p0.123-el6.parcel [totalDownloaded=0 totalSize=140552 upload=0 state=downloading seed=[] location=/opt/cloudera/parcels/.flood/HADOOP_LZO-0.4.15-1.gplextras.p0.123-el6.parcel progress=0] [03/Feb/2017 21:09:29 +0000] 49084 Thread-13 downloader INFO Current state: HADOOP_LZO-0.4.15-1.gplextras.p0.123-el6.parcel [totalDownloaded=0 totalSize=140552 upload=0 state=downloading seed=[] location=/opt/cloudera/parcels/.flood/HADOOP_LZO-0.4.15-1.gplextras.p0.123-el6.parcel progress=0] [03/Feb/2017 21:09:31 +0000] 49084 Thread-13 downloader INFO Current state: HADOOP_LZO-0.4.15-1.gplextras.p0.123-el6.parcel [totalDownloaded=0 totalSize=140552 upload=0 state=downloading seed=[] location=/opt/cloudera/parcels/.flood/HADOOP_LZO-0.4.15-1.gplextras.p0.123-el6.parcel progress=0] [03/Feb/2017 21:09:33 +0000] 49084 Thread-13 downloader INFO Current state: HADOOP_LZO-0.4.15-1.gplextras.p0.123-el6.parcel [totalDownloaded=0 totalSize=140552 upload=0 state=downloading seed=[] location=/opt/cloudera/parcels/.flood/HADOOP_LZO-0.4.15-1.gplextras.p0.123-el6.parcel progress=0] ... View more

i had the same issue.  CDH5.9.0.  i added a new server for a beefier name node. i preinstalled cloudera-scm-agent and set the config.ini to phone into my cloudera manager.   then i cloudera manager i did "add hosts"; allready managed hosts; {{new host}}   the parcel distrib stalled. restarted CMGR the next parcel distrib stalled (LZO..) oh for heavens sake!   another parcel (a SAS one) suceeded after the first restart ... View more