[HTCondor-users] Couldn't fetch ads: communication error

[Sunshine <492096437@xxxxxx>]

I install a condor pool.

this machine is ubuntu, cordor version is 8.0.5.

I saw some "Failed" in condor's log.

Is it normal?

condor log:

NegotiatorLog:

11/22/15 16:33:52 ---------- Started Negotiation Cycle ----------

11/22/15 16:33:52 Phase 1:  Obtaining ads from collector ...

11/22/15 16:33:52   Getting Scheduler, Submitter and Machine ads ...

11/22/15 16:33:53   Sorting 47 ads ...

11/22/15 16:33:53   Getting startd private ads ...

11/22/15 16:33:53 condor_write(): Socket closed when trying to write 87 bytes to collector at <10.1.1.101:9618>, fd is 12

11/22/15 16:33:53 Buf::write(): condor_write() failed

11/22/15 16:33:53 Couldn't fetch ads: communication error

11/22/15 16:33:53 Aborting negotiation cycle

SchedLog:

11/22/15 16:33:52 (pid:9434) Failed to execute /usr/sbin/condor_shadow.std, ignoring

ProcLog:

11/22/15 17:14:50 : ProcAPI: new boottime = 1446086402; old_boottime = 1446086402; /proc/stat boottime = 1446086402; /proc/uptime boottime = 1446086402

11/22/15 17:14:50 : process 9621 (not in monitored family) has exited

11/22/15 17:14:50 : no methods have determined process 9655 to be in a monitored family

11/22/15 17:14:50 : ...snapshot complete

codnor config:

DAEMON_LIST = COLLECTOR, NEGOTIATOR, SCHEDD, STARTD, MASTER

# who receives emails when something goes wrong

#CONDOR_ADMIN = root@localhost

# how much memory should NOT be available to HTCondor

RESERVED_MEMORY = 

# label to identify the local filesystem in a HTCondor pool

FILESYSTEM_DOMAIN = $(FULL_HOSTNAME)

# label to identify the user id of the system in a HTCondor pool

# (this need to be a fully qualified domain name)

UID_DOMAIN = $(FULL_HOSTNAME)

# which machine is the central manager of this HTCondor pool

CONDOR_HOST = 10.1.1.101

# what machines can access HTCondor daemons on this machine

ALLOW_WRITE = *

The condor host machine:

CentOS, condor version is 8.5.0 

condor config:

use ROLE: Submit, Execute , CentralManager

CONDOR_HOST = 10.1.1.101

use SECURITY: HOST_BASED

ALLOW_ADMINISTRATOR = 10.1.1.101

ALLOW_DAEMON = *

ALLOW_WRITE = *

ALLOW_ADVERTISE_MASTER = *

ALLOW_NEGOTIATOR = $(CONDOR_HOST)

ALLOW_READ = *

--------

Thanks,

Allen