#### Why I did it
After k8s upgrade a container, k8s can only know the container is running, don't know the service's status inside container. So we need a probe inside container, k8s will call the probe to check whether the container is really ready.
##### Work item tracking
- Microsoft ADO **(number only)**: 22453004
#### How I did it
Add a health check probe inside config engine container, the probe will check whether the start service exit normally or not if the start service exists and call the python script to do container self-related specific checks if the script is there. The python script should be implemented by feature owner if it's needed.
more details: [design doc](https://github.com/sonic-net/SONiC/blob/master/doc/kubernetes/health-check.md)
#### How to verify it
Check path /usr/bin/readiness_probe.sh inside container.
#### Which release branch to backport (provide reason below if selected)
- [ ] 201811
- [ ] 201911
- [ ] 202006
- [ ] 202012
- [ ] 202106
- [ ] 202111
- [x] 202205
- [x] 202211
#### Tested branch (Please provide the tested image version)
- [x] 20220531.28
Co-authored-by: lixiaoyuner <35456895+lixiaoyuner@users.noreply.github.com>
Why I did it
Fix the armhf build failure.
How to reproduce the issue:
docker run -it debain:bullseye bash
apt-get update && apt-get install -y python3-pip
pip3 install PyYAML==5.4.1
Error message:
Collecting PyYAML==5.4.1
Downloading PyYAML-5.4.1.tar.gz (175 kB)
|████████████████████████████████| 175 kB 12.3 MB/s
Installing build dependencies ... done
Getting requirements to build wheel ... error
ERROR: Command errored out with exit status 1:
command: /usr/bin/python3 /tmp/tmp6xabslgb_in_process.py get_requires_for_build_wheel /tmp/tmp_er01ztl
....
raise AttributeError(attr)
AttributeError: cython_sources
----------------------------------------
WARNING: Discarding d63f2d7597/PyYAML-5.4.1.tar.gz (sha256)=607774cbba28732bfa802b54baa7484215f530991055bb562efbed5b2f20a45e (from https://pypi.org/simple/pyyaml/) (requires-python:>=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, !=3.5.*). Command errored out with exit status 1: /usr/bin/python3 /tmp/tmp6xabslgb_in_process.py get_requires_for_build_wheel /tmp/tmp_er01ztl Check the logs for full command output.
ERROR: Could not find a version that satisfies the requirement PyYAML==5.4.1
ERROR: No matching distribution found for PyYAML==5.4.1
root@fa2fa92edcfd:/#
But if adding the option --no-build-isolation, then it is good, see fix.
install "PyYAML==5.4.1" --no-build-isolation
The same error can be found in the multiple builds.
Work item tracking
Microsoft ADO (number only): 24567457
How I did it
Add a build option --no-build-isolation.
Disable isolation when building a modern source distribution. Build dependencies specified by PEP 518 must be already installed if this option is used.
How to verify it
Why I did it
To reduce the container's dependency from host system
Work item tracking
Microsoft ADO (number only):
17713469
How I did it
Move the k8s container startup script to config engine container, other than mount it from host.
How to verify it
Check file path(/usr/share/sonic/scripts/container_startup.py) inside config engine container.
Signed-off-by: Yun Li <yunli1@microsoft.com>
Co-authored-by: Qi Luo <qiluo-msft@users.noreply.github.com>
Why I did it
It is to fix the docker-ptf-sai build failure.
https://dev.azure.com/mssonic/build/_build/results?buildId=311315&view=logs&j=cef3d8a9-152e-5193-620b-567dc18af272&t=cf595088-5c84-5cf1-9d7e-03331f31d795
2023-07-09T13:53:19.9025355Z �[91mTraceback (most recent call last):
2023-07-09T13:53:19.9025715Z File "/root/ptf/.eggs/setuptools_scm-7.1.0-py3.7.egg/setuptools_scm/_entrypoints.py", line 74, in <module>
2023-07-09T13:53:19.9025933Z from importlib.metadata import entry_points # type: ignore
2023-07-09T13:53:19.9026167Z ModuleNotFoundError: No module named 'importlib.metadata'
Work item tracking
Microsoft ADO (number only): 24513583
How I did it
How to verify it
Add watchdog mechanism to swss service and generate alert when swss have issue.
**Work item tracking**
Microsoft ADO (number only): 16578912
**What I did**
Add orchagent watchdog to monitor and alert orchagent stuck issue.
**Why I did it**
Currently SONiC monit system only monit orchagent process exist or not. If orchagent process stuck and stop processing, current monit can't find and report it.
**How I verified it**
Pass all UT.
Manually test process_monitoring/test_critical_process_monitoring.py can pass.
Add new UT https://github.com/sonic-net/sonic-mgmt/pull/8306 to check watchdog works correctly.
Manually test, after pause orchagent with 'kill -STOP <pid>', check there are warning message exist in log:
Apr 28 23:36:41.504923 vlab-01 ERR swss#supervisor-proc-watchdog-listener: Process 'orchagent' is stuck in namespace 'host' (1.0 minutes).
**Details if related**
Heartbeat message PR: https://github.com/sonic-net/sonic-swss/pull/2737
UT PR: https://github.com/sonic-net/sonic-mgmt/pull/8306
This reverts commit 44427a2f6b.
Docker image not updated during PR validation and caused PR check failures.
Force merge this revert. After cache is updated after this PR is merged, issue should be fixed.
What I did:
Workaround for the issue seen here : FRRouting/frr#13682
It seems there is timing issue where there are multiple recursive lookup needed to resolve nexthop of the route it's possible that it does not happen correctly causing route to remain in inactive state
Issue is seen on chassis-packet as there 2 level of recursive lookup needed for a given e-BGP learnt route
- Level1 to resolve e-BGP peer (connected route via bgp ) over Loopback4096 (i-BGP peering)
- Level 2 Loopback4096 over backend port-channels next-hops
For VOQ chassis there is no e-BGP peer (connected route via bgp ) resolution as route is added as Static route by orchagent over Ethernet-IB.
Also as part of this remove route-map policy from instance.conf.j2 as same is define in peer-group.j2.
Microsoft ADO: https://msazure.visualstudio.com/One/_workitems/edit/24198507
How I verify:
Functional Verification manually
Updated UT.
We will be adding sanity check in sonic-mgmt to make sure none of route are in inactive state.
Signed-off-by: Abhishek Dosi <abdosi@microsoft.com>
This PR depends on https://github.com/sonic-net/sonic-swss/pull/2737 merge first.
**What I did**
Add orchagent watchdog to monitor and alert orchagent stuck issue.
**Why I did it**
Currently SONiC monit system only monit orchagent process exist or not. If orchagent process stuck and stop processing, current monit can't find and report it.
**How I verified it**
Pass all UT.
Add new UT https://github.com/sonic-net/sonic-mgmt/pull/8306 to check watchdog works correctly.
Manually test, after pause orchagent with 'kill -STOP <pid>', check there are warning message exist in log:
Apr 28 23:36:41.504923 vlab-01 ERR swss#supervisor-proc-watchdog-listener: Process 'orchagent' is stuck in namespace 'host' (1.0 minutes).
**Details if related**
Heartbeat message PR: https://github.com/sonic-net/sonic-swss/pull/2737
UT PR: https://github.com/sonic-net/sonic-mgmt/pull/8306
TSA/B/C scripts invoke commands that require root permissions. If the user does not have sudo permissions, the scripts today execute until the command and throw a backtrace with error at the specific command. Added a check to ensure the operations check for root permissions upfront.
* [static_route][staticroutebfd]fix an issue on deleting a non-bfd static route
Fix an issue for deleting a non-bfd static route also remove the staticroutebfd from critical_processes list and make it auto restart in the case of crash.
This script was using 'null' as default value for all optional fields
of REST_SERVER table -- due to incorrect use of 'jq -r' command.
Server was not coming up when REST_SERVER entry exists but some fields
were not given (which is a valid configuration).
Fixed the jq query expression to return empty string for non existing
fields.
Signed-off-by: Sachin Holla <sachin.holla@broadcom.com>
Why I did it
To support BGPMon sessions from each T2 linecard ASIC
Work item tracking
Microsoft ADO (number only): 17873174
How I did it
Added change in BGPMon configuration to use Loopback4096 as source interface, since this has a unique IP per ASIC.
How to verify it
Tested by manually setting up BGPMon session on T2 LC and verified that Loopback4096 could be used as source
What I did:
In FRR command update source <interface-name> is not at address-family level. Because of this
internal peer route-map for ipv6 were getting applied to ipv4 address family. As a result
TSA over iBGP for Ipv6 was not getting applied.
How I verify:
Manual Verification of TSA over both ipv4 and ipv6 after fix works fine.
Updated UT for this.
Added sonic-mgmt test gap: sonic-net/sonic-mgmt#8170
Signed-off-by: Abhishek Dosi <abdosi@microsoft.com>
Why I did it
Supports new field in sonic-net/sonic-gnmi@258b887
Work item tracking
Microsoft ADO (number only): 13468195
How I did it
Add new field in telemetry.sh
How to verify it
Pipeline
Why I did it
Support for SONIC chassis isolation using TSA and un-isolation using TSB from supervisor module
Work item tracking
Microsoft ADO (number only): 17826134
How I did it
When TSA is run on the supervisor, it triggers TSA on each of the linecards using the secure rexec infrastructure introduced in sonic-net/sonic-utilities#2701. User password is requested to allow secure login to linecards through ssh, before execution of TSA/TSB on the linecards
TSA of the chassis withdraws routes from all the external BGP neighbors on each linecard, in order to isolate the entire chassis. No route withdrawal is done from the internal BGP sessions between the linecards to prevent transient drops during internal route deletion. With these changes, complete isolation of a single linecard using TSA will not be possible (a separate CLI/script option will be introduced at a later time to achieve this)
Changes also include no-stats option with TSC for quick retrieval of the current system isolation state
This PR also reverts changes in #11403
How to verify it
These changes have a dependency on sonic-net/sonic-utilities#2701 for testing
Run TSA from supervisor module and ensure transition to Maintenance mode on each linecard
Verify that all routes are withdrawn from eBGP neighbors on all linecards
Run TSB from supervisor module and ensure transition to Normal mode on each linecard
Verify that all routes are re-advertised from eBGP neighbors on all linecards
Run TSC no-stats from supervisor and verify that just the system maintenance state is returned from all linecards
This PR is to add the following
Add a new options "--profile" to the show macsec command, to show all profiles in device
Update the currentl show macsec command, to show profile in each interface o/p. This will tell which macsec profile the interface is attached to.
Signed-off-by: Stepan Blyschak stepanb@nvidia.com
DEPENDS: #12852
Why I did it
To support BGP pending FIB suppression.
How I did it
I backported patches from FRR 8.4 feature that allows communicating ASIC route status back to FRR.
Also, added a new field in DEVICE_METADATA YANG model table. Added UT for YANG model changes.
How to verify it
Run on the switch.
Install python-redis package to docker containers
#### Why I did it
This this bug: https://github.com/sonic-net/sonic-buildimage/issues/14531
The 'flush_unused_database' is part of docker-database, and docker-database does not install python-redis package by itself. it's using redis installed by sonic-py-swsssdk.
So after remove sonic-py-swsssdk from container, this script break.
To this this bug and avoid similer bug happen again, install python-redis to docker containers which removed sonic-py-swsssdk .
#### How I did it
Install python-redis to containers.
#### How to verify it
Pass all UT.
Create new UT to cover this scenario: https://github.com/sonic-net/sonic-mgmt/pull/8032
#### Description for the changelog
Improve sudo cat command for RO user.
#### Why I did it
Threshold is a new config field passed to telelemetry.go as parameter
#### How I did it
Add check for threshold
#### How to verify it
Modify telemetry.sh, systemctl restart telemetry, telemetry process has threshold of 100
#### Why I did it
When CPU is busy, the sonic_ax_impl may not have sufficient speed to handle the notification message sent from REDIS.
Thus, the message will keep stacking in the memory space of sonic_ax_impl.
If the condition continues, the memory usage will keep increasing.
#### How I did it
Add a monit file to check if the SNMP container where sonic_ax_impl resides in use more than 4GB memory.
If yes, restart the sonic_ax_impl process.
#### How to verify it
Run a lot of this command: `while true; do ret=$(redis-cli -n 0 set LLDP_ENTRY_TABLE:test1 test1); sleep 0.1; done;`
And check the memory used by sonic_ax_impl keeps increasing.
After a period, make sure the sonic_ax_impl is restarted when the memory usage reaches the 4GB threshold.
And verify the memory usage of sonic_ax_impl drops down from 4GB.
Change references to use bullseye instead of buster
Why I did it
Almost all daemons in 202211 and master uses bullseye, and sflow was easy to migrate.
How I did it
Replaced the references, built and tested in 202211.
How to verify it
Build with the changes, enable sflow:
admin@sonic:~$ sudo config sflow collector add test 1.2.3.4
admin@sonic:~$ sudo config sflow collector enable
tcpdump on 1.2.3.4 and see that UDP sFlow are being sent.
Signed-off-by: Christian Svensson <blue@cmd.nu>
Change references to use bullseye instead of buster
Why I did it
Almost all daemons in 202211 and master uses bullseye, and NAT seems easy to migrate.
How I did it
Replaced the references, built with 202211 branch.
How to verify it
Not sure, it builds and tests pass as far as I can tell but I don't use the feature myself.
Signed-off-by: Christian Svensson <blue@cmd.nu>
catch system error and log as warning level instead of
error level in case interface was already deleted.
Why I did it
sflow process exited when failed to convert the interface index from interface name
How I did it
Added exception handling code and logged when OSError exception.
How to verify it
Recreated the bug scenario #11437 and ensured that sflow process not exited.
Description for the changelog
catch system error and log as warning level instead of
error level in case interface was already deleted.
Logs
steps :
root@sonic:~# sudo config vlan member del 4094 PortChannel0001
root@sonic:~# sudo config vlan member del 4094 Ethernet2
root@sonic:~# sudo config vlan del 4094
root@sonic:~#
"WARNING sflow#port_index_mapper: no interface with this name" is seen but no crash is reported
syslogs :
Jan 23 09:17:24.420448 sonic NOTICE swss#orchagent: :- removeVlanMember: Remove member Ethernet2 from VLAN Vlan4094 lid:ffe vmid:27000000000a53
Jan 23 09:17:24.420710 sonic NOTICE swss#orchagent: :- flushFdbEntries: flush key: SAI_OBJECT_TYPE_FDB_FLUSH:oid:0x21000000000000, fields: 3
Jan 23 09:17:24.420847 sonic NOTICE swss#orchagent: :- recordFlushFdbEntries: flush key: SAI_OBJECT_TYPE_FDB_FLUSH:oid:0x21000000000000, fields: 3
Jan 23 09:17:24.426082 sonic NOTICE syncd#syncd: :- processFdbFlush: fdb flush succeeded, updating redis database
Jan 23 09:17:24.426242 sonic NOTICE syncd#syncd: :- processFlushEvent: received a flush port fdb event, portVid = oid:0x3a000000000a52, bvId = oid:0x26000000000a51
Jan 23 09:17:24.426374 sonic NOTICE syncd#syncd: :- processFlushEvent: pattern ASIC_STATE:SAI_OBJECT_TYPE_FDB_ENTRY:*oid:0x26000000000a51*, portStr oid:0x3a000000000a52
Jan 23 09:17:24.427104 sonic NOTICE bgp#fpmsyncd: :- onRouteMsg: RouteTable del msg for route with only one nh on eth0/docker0: fe80::/64 :: eth0
Jan 23 09:17:24.427182 sonic NOTICE bgp#fpmsyncd: :- onRouteMsg: RouteTable del msg for route with only one nh on eth0/docker0: fd00::/80 :: docker0
Jan 23 09:17:24.428502 sonic NOTICE swss#orchagent: :- meta_sai_on_fdb_flush_event_consolidated: processing consolidated fdb flush event of type: SAI_FDB_ENTRY_TYPE_DYNAMIC
Jan 23 09:17:24.429058 sonic NOTICE swss#orchagent: :- meta_sai_on_fdb_flush_event_consolidated: fdb flush took 0.000606 sec
Jan 23 09:17:24.431496 sonic NOTICE swss#orchagent: :- setHostIntfsStripTag: Set SAI_HOSTIF_VLAN_TAG_STRIP to host interface: Ethernet2
Jan 23 09:17:24.431675 sonic NOTICE swss#orchagent: :- flushFdbEntries: flush key: SAI_OBJECT_TYPE_FDB_FLUSH:oid:0x21000000000000, fields: 2
Jan 23 09:17:24.431797 sonic NOTICE swss#orchagent: :- recordFlushFdbEntries: flush key: SAI_OBJECT_TYPE_FDB_FLUSH:oid:0x21000000000000, fields: 2
Jan 23 09:17:24.437009 sonic NOTICE swss#orchagent: :- meta_sai_on_fdb_flush_event_consolidated: processing consolidated fdb flush event of type: SAI_FDB_ENTRY_TYPE_DYNAMIC
Jan 23 09:17:24.437532 sonic NOTICE swss#orchagent: :- meta_sai_on_fdb_flush_event_consolidated: fdb flush took 0.000514 sec
Jan 23 09:17:24.437942 sonic NOTICE syncd#syncd: :- processFdbFlush: fdb flush succeeded, updating redis database
Jan 23 09:17:24.438065 sonic NOTICE syncd#syncd: :- processFlushEvent: received a flush port fdb event, portVid = oid:0x3a000000000a52, bvId = oid:0x0
Jan 23 09:17:24.438173 sonic NOTICE syncd#syncd: :- processFlushEvent: pattern ASIC_STATE:SAI_OBJECT_TYPE_FDB_ENTRY:*, portStr oid:0x3a000000000a52
Jan 23 09:17:24.440348 sonic NOTICE swss#orchagent: :- removeBridgePort: Remove bridge port Ethernet2 from default 1Q bridgeJan 23 09:17:29.782554 sonic NOTICE swss#orchagent: :- removeVlan: VLAN Vlan4094 still has 1 FDB entries
Jan 23 09:17:29.791373 sonic WARNING sflow#port_index_mapper: no interface with this name
Signed-off-by: Gokulnath-Raja <Gokulnath_R@dell.com>
Why I did it
Add AZP agent necessary packages to sonic-mgmt-docker
Remove Python 201811 venv
Update some packages in order to meet internal security requirements
How I did it
Update sonic-mgmt-docker file
How to verify it
sonic-mgmt-docker can run: bash, apt update, apt install and ping.
start.sh is under /azp with exec permission.
env-201811 venv is removed.
jinja2 is upgrade to 2.10.1
#### Why I did it
Bug in script that was passing in null as log level value if missing from config_db
#### How I did it
Added more robust conditional statement
#### How to verify it
1) Remove log_level from config db
2) config reload -y
3) telemetry should not crash
- Why I did it
Fixes#14236
When a redis event quickly gets outdated during port breakout, error logs like this are seen
Mar 8 01:43:26.011724 r-leopard-56 INFO ConfigMgmt: Write in DB: {'PORT': {'Ethernet64': {'admin_status': 'down'}, 'Ethernet68': {'admin_status': 'down'}}}
Mar 8 01:43:26.012565 r-leopard-56 INFO ConfigMgmt: Writing in Config DB
Mar 8 01:43:26.013468 r-leopard-56 INFO ConfigMgmt: Write in DB: {'PORT': {'Ethernet64': None, 'Ethernet68': None}, 'INTERFACE': None}
Mar 8 01:43:26.018095 r-leopard-56 NOTICE swss#portmgrd: :- doTask: Configure Ethernet64 admin status to down
Mar 8 01:43:26.018309 r-leopard-56 NOTICE swss#portmgrd: :- doTask: Delete Port: Ethernet64
Mar 8 01:43:26.018641 r-leopard-56 NOTICE lldp#lldpmgrd[32]: :- pops: Miss table key PORT_TABLE:Ethernet64, possibly outdated
Mar 8 01:43:26.018654 r-leopard-56 ERR lldp#lldpmgrd[32]: unknown operation ''
- How I did it
Only log the error when the op is not empty and not one of ("SET" & "DEL" )
Signed-off-by: Vivek Reddy Karri <vkarri@nvidia.com>
Why I did it
Currently the show and clear cli of dhcp_relayis may cause confusion.
How I did it
Add doc for it: [doc] Add docs for dhcp_relay show/clear cli sonic-utilities#2649
Add dhcp_relay config cli and test cases.
show dhcp_relay ipv4 helper
show dhcp_relay ipv6 destination
show dhcp_relay ipv6 counters
sonic-clear dhcp_relay ipv6 counters
How to verify it
Unit test all passed
It will allow us to have application called "mergecap" - which can merge multiple .pcap files into single .pcapng file and convert it to .pcap file
Signed-off-by: Petro Pikh <petrop@nvidia.com>
#### Why I did it
Remove dialout as critical process as it is no longer used in prod. As part of future work, can remove dialout completely
#### How I did it
Remove from critical process list
Why I did it
DHCPv6 relay config entry is not useful while del dhcpv6 relay config.
How I did it
Remove dhcpv6_relay entry if it is empty and not check entry exist while adding dhcpv6 relay
Why I did it
dplane_fpm_nl is a new FPM implementation in FRR. The old plugin fpm will not have any new features implemented. Usage of the new plugin gives us ability to use BGP suppression feature and next hop groups in the future.
How I did it
Switch to dplane_fpm_nl zebra plugin from old fpm plugin which is not supported anymore
Remove stale patches for old fpm plugin and add similar patches for dplane_fpm_nl
How to verify it
Build and run on the switch.
Signed-off-by: Stepan Blyschak <stepanb@nvidia.com>
Why I did it
Currently the config cli of dhcpv4 is may cause confusion and config of dhcpv6 is missing.
How I did it
Add dhcp_relay config cli and test cases.
config dhcp_relay ipv4 helper (add | del) <vlan_id> <helper_ip_list>
config dhcp_relay ipv6 destination (add | del) <vlan_id> <destination_ip_list>
Updated docs for it in sonic-utilities: https://github.com/sonic-net/sonic-utilities/pull/2598/files
How to verify it
Build docker-dhcp-relay.gz with and without INCLUDE_DHCP_RELAY, and check target/docker-dhcp-relay.gz.log
#### Why I did it
Improve naming convention for bgp notification events and change type of leaf for sonic-events-host mem usage from uint64 to decimal64
#### How I did it
Replace "-" with "_"
Replace uint64 with decimal64
#### How to verify it
Run yang model unit tests
#### Description for the changelog
Change YANG model leaf naming convention for bgp notification
*Critical process for database-chassis is redis-chassis but critical_process contains hard-coded
to `redis` program always. Instead using jinja2 template to render critical process list based on database docker type. redis-chassis for database-chassis docker and redis for regular database docker.
if there is no request, you need to use curl to get data from bmc, and each query needs to start a curl process. pmon is a circular query, which will pull up multiple processes in a loop, which consumes a lot. Using request does not need to pull up the process.
Avoid traceback on sonic-clear command
sonic-clear dhcp6relay_counters
Traceback (most recent call last):
File "/usr/local/bin/sonic-clear", line 8, in <module>
sys.exit(cli())
File "/usr/local/lib/python3.9/dist-packages/click/core.py", line 764, in __call__
return self.main(*args, **kwargs)
File "/usr/local/lib/python3.9/dist-packages/click/core.py", line 717, in main
rv = self.invoke(ctx)
File "/usr/local/lib/python3.9/dist-packages/click/core.py", line 1137, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File "/usr/local/lib/python3.9/dist-packages/click/core.py", line 956, in invoke
return ctx.invoke(self.callback, **ctx.params)
File "/usr/local/lib/python3.9/dist-packages/click/core.py", line 555, in invoke
return callback(*args, **kwargs)
File "/usr/local/lib/python3.9/dist-packages/clear/plugins/dhcp-relay.py", line 19, in dhcp6relay_clear_counters
counter = DHCPv6_Counter()
NameError: name 'DHCPv6_Counter' is not defined
- How I did it
Corrected the way to import using importlib
- How to verify it
Tested the sonic-clear command and verified no traceback is seen
- Why I did it
Support syslog rate limit configuration feature
- How I did it
Remove unused rsyslog.conf from containers
Modify docker startup script to generate rsyslog.conf from template files
Add metadata/init data for syslog rate limit configuration
- How to verify it
Manual test
New sonic-mgmt regression cases
Why I did it
To ensure, that after a BGP startup, dualtor T0 receives BGP updates before sending out BGP updates.
Please refer to sonic-net/SONiC#1161 for more details.
How I did it
add coalesce-time 10000 to the frr bgp startup config.
Signed-off-by: Longxiang Lyu <lolv@microsoft.com>
Why I did it
Platform interface doesn't provide all sensors and using it isn't effective
How I did it
Request sensors via http from BMC server and parse the result
How to verify it
Related daemon in pmon populates redis db, run this command to view the contents