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Cassandra (Metadata) Cassandra token ring on the local CVM. Normal output: an even load of keys across the cluster. A newly added node shows as LIMBO while metadata is being redistributed nodetool -h localhost ring Same, for all CVMs at once for i in `svmips` ...

Extent Store / vDisks (medusa_printer) Find which vDisk an extent group belongs to medusa_printer -egroup_id=<EXTENTGROUPID> -lookup=egid Get all extent groups for a given vDisk medusa_printer --scan --lookup=egid --vdisk_id=<VDISK_ID> --print_values_for_scan ...

AHV Networks (acli) List all AHV networks acli net.list Create a new VLAN network acli net.create <name> vlan=<vlan_id> Create a network with IPAM (Nutanix-managed DHCP) acli net.create <name> vlan=<vlan_id> ip_config=<subnet/prefix> Create NIC with Intel E100...

Open vSwitch (on the AHV host) Show a host's uplink configuration manage_ovs show_uplinks Adjust uplinks manage_ovs --interfaces eth0,eth1 update_uplinks Show bridges and ports ovs-vsctl show Show bonding status ovs-appctl bond/show <bond_name>  

IP / Routing (CVM) Default gateway and routing table on a CVM netstat -rn List ARP entries arp -n Delete a single ARP entry arp -d x.x.x.x Flush the entire ARP cache ip -s -s neigh flush all     Host IP manuell setzen (Crash Cart) Manuelle IP-Konfiguration pro...

NCC Run a full health check pass ncc health_checks run_all Show installed NCC version ncc --version Hihi ncc 1701     Logs Create a log bundle for Nutanix support logbay collect   Logs Location Per-component logs on a CVM (latest file + list all, same pattern ...

Connectivity Quick check: which cluster services aren't running cluster status | grep -v UP Test network connectivity between CVMs ping_cvms     CVM Basics Gracefully shut down a CVM cvm_shutdown -P now Check whether the metadata store is enabled on a host ncl...

Component Diagnostics Pages Each AOS component exposes a local debug page — open it locally on the CVM, or remotely once the port is opened (see below) links http://0:<PORT> links http://<CVM_IP>:<PORT> Ports: 2009 Stargate/Cassandra (+ /latency, /traces), 201...

Arithmos (Stats) How much space Arithmos is using on all nodes allssh du -sh ~/data/cassandra/data/arithmos* Stop/start Arithmos cluster-wide allssh '~/cluster/bin/genesis stop arithmos' cluster start Reset Arithmos statistics (stops Arithmos, Hyperint and Pri...

General Process Troubleshooting Network connections, port state, PID and program name netstat -tulpn Find the working directory of a running process ls -l /proc/<PID>/cwd pwdx <PID> Watch a component's PID to catch crash-restarts (PID changes = it crashed and ...

Setup Scripts live in $TOP/panacea/nutanix_log_analyzer/tools/ in the repo, or <panacea install dir>/tools once installed. Not on PATH by default (avoids name collisions with existing cluster scripts). List available tools / help panacea_cli --help panacea_c...

Tools (panacea_cli <tool>) SVM, host and IPMI IPs from the Zeus config show_all_ips Formatted bash history across all CVMs show_bash_history Cassandra leader status (live cluster only) show_cassandra_leadership Formatted Cassandra nodetool ring status show_cas...

Analyzer Tools Kompletten Report für ein Log-Bundle generieren — übersichtlich nach Services und CVMs sortiert zum Durchklicken panacea run Detailed storage usage breakdown for a container (garbage/overhead, VM/VG/image usage, snapshots) panacea_cli summ.py --...

Genesis on the PCVM Status of Genesis services on the Prism Central VM genesis status   Registration / Multicluster Registration status of Prism Element clusters against this Prism Central ncli multicluster get-cluster-state   Registering/removing Prism Centra...

Prism Service (Prism Element) Determine the current Prism leader cluster status | egrep "CVM|Prism" curl localhost:2019/prism/leader Stop/start the Prism service cluster-wide allssh '~/cluster/bin/genesis stop prism' cluster start Stop/restart Prism on a singl...

PE ↔ PC Ports Source: Nutanix "Port Details List" export (sections Prism Central + AOS), as of 2026-09-28 Port (TCP) Direction Level Purpose 9440 both required Prism / API – registration and all communication 9300, 9301 both required Mercury Fanout gRPC – pref...

root echo -e "CHANGING ALL AHV HOST ROOT PASSWORDS.\nPlease input new password: "; read -rs password1; echo "Confirm new password: "; read -rs password2; if [ "$password1" == "$password2" ]; then for host in $(hostips); do echo Host $host; echo $password1 | ss...