chronos job from mesos/3
Github source:
d46100e3 or
master branch
Properties¶
chronos¶
cassandra¶
consistency¶Consistency to use for Cassandra
- Default
ANY
contact_points¶Comma separated list of contact points for Cassandra
keyspace¶Keyspace to use for Cassandra
- Default
metrics
port¶Port for Cassandra
- Default
9042
table¶Table to use for Cassandra
- Default
chronos
ttl¶TTL for records written to Cassandra
- Default
3.1536e+07
cassandra_stat_count_table¶Table to track stat counts in Cassandra
- Default
chronos_stat_count
cluster_name¶The name of the cluster where Chronos is run
- Default
Chronos Cluster
disable_after_failures¶Disables a job after this many failures have occurred
- Default
0
enable_checkpoint¶Enable checkpointing
- Default
true
failover_timeout¶The failover timeout in seconds for Mesos
- Default
604800
failure_retry¶Number of ms between retries
- Default
60000
graphite¶
group_prefix¶Group prefix for Graphite
host_port¶Host and port for Graphite
reporting_interval¶Graphite reporting interval (seconds)
- Default
60
group¶Group which will own the Chronos services
- Default
vcap
http_credentials¶Credentials for accessing the Chronos http service (username:password format)
- Default
chronos:chronos
http_port¶The port Chronos will listen on for HTTP requests
- Default
80
http_realm¶The security realm associated with the credentials
- Default
mesos
https_port¶The port Chronos will listen on for HTTPS requests
- Default
443
java_heap_size¶Java Heap Size for Chronos
- Default
2048m
job_history_limit¶Number of past job executions to show in history view
- Default
5
leader_max_idle_time¶The look-ahead time for scheduling tasks in milliseconds
- Default
5000
logrotate¶
frequency¶Frequency to run logrotate for Chronos log files (crontab five time and date fields)
- Default
0 * * * *
rotate¶Number of times Chronos log files are rotated before being removed
- Default
"7"
size¶Size before Chronos log files are rotated
- Default
10M
from¶Mail from field
password¶Mail password (for auth)
server¶Address of the mailserver
ssl¶Mail SSL
user¶Mail user (for auth)
mesos_framework_name¶The framework name
- Default
Chronos
mesos_role¶The Mesos role to run tasks under
- Default
'*'
mesos_task_cpu¶Number of CPUs to request from Mesos for each task
- Default
0.1
mesos_task_disk¶Amount of disk capacity to request from Mesos for each task (MB)
- Default
256
mesos_task_mem¶Amount of memory to request from Mesos for each task (MB)
- Default
128
mesos_user¶The mesos user to run the processes under
- Default
vcap
raven¶
dsn¶Raven DSN for connecting to a raven or sentry event service
reconciliation_interval¶Reconciliation interval in seconds
- Default
600
schedule_horizon¶The look-ahead time for scheduling tasks in seconds
- Default
60
slack¶
channel¶The channel to post to in Slack
token¶Token needed for posting to Slack
url¶Webhook URL for posting to Slack
task_epsilon¶The default epsilon value for tasks in seconds
- Default
60
user¶User which will own the Chronos services
- Default
root
zk_path¶Path in ZooKeeper for storing Chronos state
- Default
/chronos
zk_timeout¶The timeout for ZooKeeper in milliseconds
- Default
10000
mesos¶
principal¶Mesos principal
secret¶Mesos secret
zk_state¶Path in ZooKeeper for storing Mesos state
- Default
mesos
zookeeper¶
client_port¶Port at which the clients will connect to Apache Zookeeper
- Default
2181
servers¶List of all Apache Zookeeper server host IP/hostnames
Templates¶
Templates are rendered and placed onto corresponding
instances during the deployment process. This job's templates
will be placed into /var/vcap/jobs/chronos/ directory
(learn more).
bin/chronos_ctl(frombin/chronos_ctl.erb)bin/job_properties.sh(frombin/job_properties.sh.erb)config/chronos_logrotate.cron(fromconfig/chronos_logrotate.cron.erb)config/logrotate.conf(fromconfig/logrotate.conf.erb)config/zoo_hosts.cfg(fromconfig/zoo_hosts.cfg.erb)config/zoo_mesos.cfg(fromconfig/zoo_mesos.cfg.erb)
Packages¶
Packages are compiled and placed onto corresponding
instances during the deployment process. Packages will be
placed into /var/vcap/packages/ directory.