After `bosh ssh api_z1`, I got the following stuffs.
root@c997731f-d1ea-4532-88e0-ce54b032847f:/var/vcap/sys/log# tail -f *.log [64/1889]
==> cloud_controller_ng_ctl.err.log <==
[2015-04-15 13:38:01+0000] ------------ STARTING cloud_controller_ng_ctl at Wed Apr 15 13:36:55 UTC 2015 --------------
[2015-04-15 13:41:49+0000] ------------ STARTING cloud_controller_ng_ctl at Wed Apr 15 13:38:02 UTC 2015 --------------
[2015-04-15 13:42:54+0000] ------------ STARTING cloud_controller_ng_ctl at Wed Apr 15 13:41:50 UTC 2015 --------------
[2015-04-15 13:43:52+0000] ------------ STARTING cloud_controller_ng_ctl at Wed Apr 15 13:42:55 UTC 2015 --------------
[2015-04-15 13:45:01+0000] ------------ STARTING cloud_controller_ng_ctl at Wed Apr 15 13:43:53 UTC 2015 --------------
[2015-04-15 13:46:32+0000] ------------ STARTING cloud_controller_ng_ctl at Wed Apr 15 13:45:02 UTC 2015 --------------
[2015-04-15 13:47:56+0000] ------------ STARTING cloud_controller_ng_ctl at Wed Apr 15 13:46:33 UTC 2015 --------------
==> cloud_controller_ng_ctl.log <==
[2015-04-15 13:46:32+0000] Deprecated: Use -s or --insert-seed flag
[2015-04-15 13:46:32+0000] Killing /var/vcap/sys/run/cloud_controller_ng/cloud_controller_ng.pid: 6127
[2015-04-15 13:46:32+0000] .Stopped
[2015-04-15 13:47:56+0000] ------------ STARTING cloud_controller_ng_ctl at Wed Apr 15 13:46:33 UTC 2015 --------------
[2015-04-15 13:47:56+0000] Preparing local package directory
[2015-04-15 13:47:56+0000] Preparing local resource_pool directory
[2015-04-15 13:47:56+0000] Preparing local droplet directory
[2015-04-15 13:47:56+0000] Deprecated: Use -s or --insert-seed flag
[2015-04-15 13:47:56+0000] Killing /var/vcap/sys/run/cloud_controller_ng/cloud_controller_ng.pid: 7035
[2015-04-15 13:47:56+0000] .Stopped
==> cloud_controller_worker_ctl.err.log <==
[2015-04-15 13:42:47+0000] ------------ STARTING cloud_controller_worker_ctl at Wed Apr 15 13:42:03 UTC 2015 --------------
[2015-04-15 13:42:53+0000] ------------ STARTING cloud_controller_worker_ctl at Wed Apr 15 13:42:04 UTC 2015 --------------
[2015-04-15 13:43:51+0000] ------------ STARTING cloud_controller_worker_ctl at Wed Apr 15 13:43:06 UTC 2015 --------------
[2015-04-15 13:43:51+0000] ------------ STARTING cloud_controller_worker_ctl at Wed Apr 15 13:43:07 UTC 2015 --------------
[2015-04-15 13:44:51+0000] ------------ STARTING cloud_controller_worker_ctl at Wed Apr 15 13:44:04 UTC 2015 --------------
[2015-04-15 13:45:00+0000] ------------ STARTING cloud_controller_worker_ctl at Wed Apr 15 13:44:05 UTC 2015 --------------
[2015-04-15 13:46:19+0000] ------------ STARTING cloud_controller_worker_ctl at Wed Apr 15 13:45:13 UTC 2015 --------------
[2015-04-15 13:46:31+0000] ------------ STARTING cloud_controller_worker_ctl at Wed Apr 15 13:45:14 UTC 2015 --------------
[2015-04-15 13:47:42+0000] ------------ STARTING cloud_controller_worker_ctl at Wed Apr 15 13:46:45 UTC 2015 --------------
[2015-04-15 13:47:55+0000] ------------ STARTING cloud_controller_worker_ctl at Wed Apr 15 13:46:46 UTC 2015 --------------
==> cloud_controller_worker_ctl.log <==
[2015-04-15 13:47:55+0000] [Worker(cc_api_worker.api_z1.0.2)] Job VCAP::CloudController::Jobs::ExceptionCatchingJob (id=11987) RUNNING
[2015-04-15 13:47:55+0000] [Worker(cc_api_worker.api_z1.0.2)] Job VCAP::CloudController::Jobs::ExceptionCatchingJob (id=11987) COMPLET
ED after 15.1268
[2015-04-15 13:47:55+0000] [Worker(cc_api_worker.api_z1.0.2)] Job VCAP::CloudController::Jobs::ExceptionCatchingJob (id=11989) RUNNING
[2015-04-15 13:47:55+0000] [Worker(cc_api_worker.api_z1.0.2)] Job VCAP::CloudController::Jobs::ExceptionCatchingJob (id=11989) COMPLET
ED after 0.0284
[2015-04-15 13:47:55+0000] [Worker(cc_api_worker.api_z1.0.2)] Job VCAP::CloudController::Jobs::ExceptionCatchingJob (id=11990) RUNNING
[2015-04-15 13:47:55+0000] [Worker(cc_api_worker.api_z1.0.2)] Exiting...
[2015-04-15 13:47:55+0000] [Worker(cc_api_worker.api_z1.0.2)] Job VCAP::CloudController::Jobs::ExceptionCatchingJob (id=11990) COMPLET
ED after 41.1403
[2015-04-15 13:47:55+0000] [Worker(cc_api_worker.api_z1.0.2)] 3 jobs processed at 0.0532 j/s, 0 failed
[2015-04-15 13:47:55+0000] Killing /var/vcap/sys/run/cloud_controller_ng/cloud_controller_worker_2.pid: 7330
[2015-04-15 13:47:55+0000] .............Stopped
==> metron_agent_ctl.err.log <==
[2015-04-15 13:36:55+0000] ------------ STARTING metron_agent_ctl at Wed Apr 15 13:36:54 UTC 2015 --------------
==> metron_agent_ctl.log <==
[2015-04-15 13:36:55+0000] ------------ STARTING metron_agent_ctl at Wed Apr 15 13:36:54 UTC 2015 --------------
[2015-04-15 13:36:55+0000] rsyslog stop/waiting
[2015-04-15 13:36:55+0000] rsyslog start/running, process 1615
==> nfs_mounter_ctl.err.log <==
[2015-04-15 13:45:02+0000] mount.nfs: trying 192.168.0.17 prog 100003 vers 3 prot TCP port 2049
[2015-04-15 13:45:02+0000] mount.nfs: trying 192.168.0.17 prog 100005 vers 3 prot UDP port 38168
[2015-04-15 13:46:33+0000] stop: Unknown instance:
[2015-04-15 13:46:33+0000] mount.nfs: mount(2): No such file or directory
[2015-04-15 13:46:33+0000] mount.nfs: trying 192.168.0.17 prog 100003 vers 3 prot TCP port 2049
[2015-04-15 13:46:33+0000] mount.nfs: trying 192.168.0.17 prog 100005 vers 3 prot UDP port 38168
[2015-04-15 13:47:57+0000] stop: Unknown instance:
[2015-04-15 13:47:57+0000] mount.nfs: mount(2): No such file or directory
[2015-04-15 13:47:57+0000] mount.nfs: trying 192.168.0.17 prog 100003 vers 3 prot TCP port 2049
[2015-04-15 13:47:57+0000] mount.nfs: trying 192.168.0.17 prog 100005 vers 3 prot UDP port 38168
==> nfs_mounter_ctl.log <==
[2015-04-15 13:47:57+0000] idmapd start/post-stop, process 7965
[2015-04-15 13:47:57+0000] Found NFS mount, unmounting...
[2015-04-15 13:47:57+0000] NFS unmounted
[2015-04-15 13:47:57+0000] Mounting NFS...
[2015-04-15 13:47:57+0000] mount.nfs: timeout set for Wed Apr 15 13:49:57 2015
[2015-04-15 13:47:57+0000] mount.nfs: trying text-based options 'timeo=10,intr,lookupcache=positive,vers=4,addr=192.168.0.17,clientadd
r=192.168.0.86'
[2015-04-15 13:47:57+0000] mount.nfs: trying text-based options 'timeo=10,intr,lookupcache=positive,addr=192.168.0.17'
[2015-04-15 13:47:57+0000] mount.nfs: prog 100003, trying vers=3, prot=6
[2015-04-15 13:47:57+0000] mount.nfs: prog 100005, trying vers=3, prot=17
[2015-04-15 13:47:57+0000] NFS mounted
==> nginx_ctl.err.log <==
[2015-04-15 13:43:08+0000] ------------ STARTING nginx_ctl at Wed Apr 15 13:43:08 UTC 2015 --------------
[2015-04-15 13:43:08+0000] nginx: [emerg] duplicate location /admin/ in /var/vcap/jobs/cloud_controller_ng/config/nginx.conf:88
[2015-04-15 13:44:06+0000] ------------ STARTING nginx_ctl at Wed Apr 15 13:44:06 UTC 2015 --------------
[2015-04-15 13:44:06+0000] nginx: [emerg] duplicate location /admin/ in /var/vcap/jobs/cloud_controller_ng/config/nginx.conf:88
[2015-04-15 13:45:15+0000] ------------ STARTING nginx_ctl at Wed Apr 15 13:45:15 UTC 2015 --------------
[2015-04-15 13:45:15+0000] nginx: [emerg] duplicate location /admin/ in /var/vcap/jobs/cloud_controller_ng/config/nginx.conf:88
[2015-04-15 13:46:47+0000] ------------ STARTING nginx_ctl at Wed Apr 15 13:46:47 UTC 2015 --------------
[2015-04-15 13:46:47+0000] nginx: [emerg] duplicate location /admin/ in /var/vcap/jobs/cloud_controller_ng/config/nginx.conf:88
[2015-04-15 13:48:11+0000] ------------ STARTING nginx_ctl at Wed Apr 15 13:48:11 UTC 2015 --------------
[2015-04-15 13:48:11+0000] nginx: [emerg] duplicate location /admin/ in /var/vcap/jobs/cloud_controller_ng/config/nginx.conf:88
==> nginx_ctl.log <==
[2015-04-15 13:43:08+0000] ------------ STARTING nginx_ctl at Wed Apr 15 13:43:08 UTC 2015 --------------
[2015-04-15 13:43:08+0000] Removing stale pidfile...
[2015-04-15 13:44:06+0000] ------------ STARTING nginx_ctl at Wed Apr 15 13:44:06 UTC 2015 --------------
[2015-04-15 13:44:06+0000] Removing stale pidfile...
[2015-04-15 13:45:15+0000] ------------ STARTING nginx_ctl at Wed Apr 15 13:45:15 UTC 2015 --------------
[2015-04-15 13:45:15+0000] Removing stale pidfile...
[2015-04-15 13:46:47+0000] ------------ STARTING nginx_ctl at Wed Apr 15 13:46:47 UTC 2015 --------------
[2015-04-15 13:46:47+0000] Removing stale pidfile...
[2015-04-15 13:48:11+0000] ------------ STARTING nginx_ctl at Wed Apr 15 13:48:11 UTC 2015 --------------
[2015-04-15 13:48:11+0000] Removing stale pidfile...