surahman edited a comment on pull request #3725:
URL: https://github.com/apache/incubator-heron/pull/3725#issuecomment-961440275
Deployment testing with `Persistent Volume Claim` created, a `Volume`, and
`Volume Mounts` all created successfully. I have not configured a
`StorageClass` which is why there is an error in the status of the Pod.
Manual cleanup of the `Persistent Volume Claim` is required and there will
be a `conflict` error if the PVC names clash during submit.
<details><summary>Commands</summary>
```bash
~/bin/heron submit kubernetes ~/.heron/examples/heron-api-examples.jar \
--verbose \
--config-property
heron.kubernetes.pod.template.configmap.name=pod-templ-cf-map.pod-template.yaml
\
org.apache.heron.examples.api.AckingTopology acking \
--config-property
heron.kubernetes.volumes.persistentVolumeClaim.volumenameofchoice.claimName=volume-claim-name
\
--config-property
heron.kubernetes.volumes.persistentVolumeClaim.volumenameofchoice.storageClassName=storage-class-name
\
--config-property
heron.kubernetes.volumes.persistentVolumeClaim.volumenameofchoice.accessModes=ReadWriteOnce,ReadOnlyMany
\
--config-property
heron.kubernetes.volumes.persistentVolumeClaim.volumenameofchoice.sizeLimit=555Gi
\
--config-property
heron.kubernetes.volumes.persistentVolumeClaim.volumenameofchoice.volumeMode=Block
\
--config-property
heron.kubernetes.volumes.persistentVolumeClaim.volumenameofchoice.path=path/to/mount
\
--config-property
heron.kubernetes.volumes.persistentVolumeClaim.volumenameofchoice.subPath=sub/path/to/mount
```
</details>
<details><summary>Persistent Volume Claim</summary>
```bash
Name: volume-claim-name
Namespace: default
StorageClass: storage-class-name
Status: Pending
Volume: volumenameofchoice
Labels: <none>
Annotations: <none>
Finalizers: [kubernetes.io/pvc-protection]
Capacity: 0
Access Modes:
VolumeMode: Block
Used By: acking-0
acking-1
acking-2
Events: <none>
```
</details>
<details><summary>Describe Pod</summary>
```bash
Name: acking-1
Namespace: default
Priority: 0
Node: <none>
Labels: app=heron
controller-revision-hash=acking-7fd8fb9fbd
statefulset.kubernetes.io/pod-name=acking-1
topology=acking
Annotations: prometheus.io/port: 8080
prometheus.io/scrape: true
Status: Pending
IP:
IPs: <none>
Controlled By: StatefulSet/acking
Containers:
executor:
Image: apache/heron:testbuild
Ports: 5555/TCP, 5556/UDP, 6001/TCP, 6002/TCP, 6003/TCP, 6004/TCP,
6005/TCP, 6006/TCP, 6007/TCP, 6008/TCP, 6009/TCP
Host Ports: 0/TCP, 0/UDP, 0/TCP, 0/TCP, 0/TCP, 0/TCP, 0/TCP, 0/TCP,
0/TCP, 0/TCP, 0/TCP
Command:
sh
-c
./heron-core/bin/heron-downloader-config kubernetes &&
./heron-core/bin/heron-downloader
distributedlog://zookeeper:2181/heronbkdl/acking-saad-tag-0--543424291072273987.tar.gz
. && SHARD_ID=${POD_NAME##*-} && echo shardId=${SHARD_ID} &&
./heron-core/bin/heron-executor --topology-name=acking
--topology-id=acking32cfd6f1-a5f7-4472-a251-311397a61f3f
--topology-defn-file=acking.defn --state-manager-connection=zookeeper:2181
--state-manager-root=/heron
--state-manager-config-file=./heron-conf/statemgr.yaml
--tmanager-binary=./heron-core/bin/heron-tmanager
--stmgr-binary=./heron-core/bin/heron-stmgr
--metrics-manager-classpath=./heron-core/lib/metricsmgr/*
--instance-jvm-opts="LVhYOitIZWFwRHVtcE9uT3V0T2ZNZW1vcnlFcnJvcg(61)(61)"
--classpath=heron-api-examples.jar
--heron-internals-config-file=./heron-conf/heron_internals.yaml
--override-config-file=./heron-conf/override.yaml
--component-ram-map=exclaim1:1073741824,word:1073741824 --component-jvm-opts=""
--pkg-type=jar --topology-bi
nary-file=heron-api-examples.jar --heron-java-home=$JAVA_HOME
--heron-shell-binary=./heron-core/bin/heron-shell --cluster=kubernetes
--role=saad --environment=default
--instance-classpath=./heron-core/lib/instance/*
--metrics-sinks-config-file=./heron-conf/metrics_sinks.yaml
--scheduler-classpath=./heron-core/lib/scheduler/*:./heron-core/lib/packing/*:./heron-core/lib/statemgr/*
--python-instance-binary=./heron-core/bin/heron-python-instance
--cpp-instance-binary=./heron-core/bin/heron-cpp-instance
--metricscache-manager-classpath=./heron-core/lib/metricscachemgr/*
--metricscache-manager-mode=disabled --is-stateful=false
--checkpoint-manager-classpath=./heron-core/lib/ckptmgr/*:./heron-core/lib/statefulstorage/*:
--stateful-config-file=./heron-conf/stateful.yaml
--checkpoint-manager-ram=1073741824 --health-manager-mode=disabled
--health-manager-classpath=./heron-core/lib/healthmgr/* --shard=$SHARD_ID
--server-port=6001 --tmanager-controller-port=6002 --tmanager-stats-port=6003
--she
ll-port=6004 --metrics-manager-port=6005 --scheduler-port=6006
--metricscache-manager-server-port=6007 --metricscache-manager-stats-port=6008
--checkpoint-manager-port=6009
Limits:
cpu: 3
memory: 4Gi
Requests:
cpu: 3
memory: 4Gi
Environment:
HOST: (v1:status.podIP)
POD_NAME: acking-1 (v1:metadata.name)
var_one: variable one
var_three: variable three
var_two: variable two
Mounts:
/shared_volume from shared-volume (rw)
/var/run/secrets/kubernetes.io/serviceaccount from
kube-api-access-8scq5 (ro)
path/to/mount from volumenameofchoice (rw,path="sub/path/to/mount")
sidecar-container:
Image: alpine
Port: <none>
Host Port: <none>
Environment: <none>
Mounts:
/shared_volume from shared-volume (rw)
/var/run/secrets/kubernetes.io/serviceaccount from
kube-api-access-8scq5 (ro)
Conditions:
Type Status
PodScheduled False
Volumes:
shared-volume:
Type: EmptyDir (a temporary directory that shares a pod's lifetime)
Medium:
SizeLimit: <unset>
volumenameofchoice:
Type: PersistentVolumeClaim (a reference to a
PersistentVolumeClaim in the same namespace)
ClaimName: volume-claim-name
ReadOnly: false
kube-api-access-8scq5:
Type: Projected (a volume that contains injected data
from multiple sources)
TokenExpirationSeconds: 3607
ConfigMapName: kube-root-ca.crt
ConfigMapOptional: <nil>
DownwardAPI: true
QoS Class: Burstable
Node-Selectors: <none>
Tolerations: node.kubernetes.io/not-ready:NoExecute
op=Exists for 10s
node.kubernetes.io/unreachable:NoExecute
op=Exists for 10s
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Warning FailedScheduling 52s (x3 over 3m20s) default-scheduler 0/1
nodes are available: 1 pod has unbound immediate PersistentVolumeClaims.
```
<details>
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