Nialls Personal Cluster Monitoring

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Last refreshed at 2026-07-16 22:22:36 UTC

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Cirrus

Role: Storage / Gateway
Entry point to the estate and storage host.

Identity

Hostname: cirrus

Friendly uptime: up 5 weeks, 6 days, 17 hours, 27 minutes

Load & Sessions

16:22:31 up 41 days, 17:27, 3 users, load average: 0.01, 0.02, 0.06

Load averages (1m / 5m / 15m): 0.01 / 0.02 / 0.06

Storage

Filesystem Size Used Avail Use% Mounted on
/dev/sdf3 465G 141G 321G 31% /
efivarfs 128K 75K 49K 61% /sys/firmware/efi/efivars
/dev/sdf3 465G 141G 321G 31% /home
/dev/sdf2 974M 659M 248M 73% /boot
/dev/sdi1 5.5T 3.7T 1.6T 71% /media/data3
/dev/sdf1 599M 20M 579M 4% /boot/efi
/dev/sde1 2.8T 2.6T 183G 94% /media/data2
/dev/sdh2 3.7T 2.7T 964G 75% /media/data
/dev/mapper/vg_bigdata-lv_data 7.3T 3.2T 3.7T 47% /media/bigdata

Memory

total used free shared buff/cache available
Mem: 31Gi 7.5Gi 2.8Gi 4.7Mi 21Gi 23Gi
Swap: 8.0Gi 5.0Gi 3.0Gi

Top Snapshot

top - 16:22:31 up 41 days, 17:27,  3 users,  load average: 0.01, 0.02, 0.06
Tasks: 433 total,   1 running, 432 sleeping,   0 stopped,   0 zombie
%Cpu(s):  0.0 us,  1.1 sy,  0.0 ni, 97.7 id,  0.0 wa,  0.0 hi,  1.1 si,  0.0 st 
MiB Mem :  32021.3 total,   2823.6 free,   7664.1 used,  21661.6 buff/cache     
MiB Swap:   8192.0 total,   3066.1 free,   5125.9 used.  24357.2 avail Mem 

    PID USER      PR  NI    VIRT    RES    SHR S  %CPU  %MEM     TIME+ COMMAND
2006264 nill      20   0    6448   4716   2632 R   9.1   0.0   0:00.01 top
      1 root      20   0   67288  17000   9020 S   0.0   0.1  15:00.45 systemd
      2 root      20   0       0      0      0 S   0.0   0.0   0:01.30 kthreadd
      3 root      20   0       0      0      0 S   0.0   0.0   0:00.00 pool_wo+
      4 root       0 -20       0      0      0 I   0.0   0.0   0:00.00 kworker+

Stratus

Role: Compute
Compute node reached through Cirrus via SSH ProxyJump.
Jump host: [email protected]

Unexpected response format received from server.

Raw Output

.-~~~-.
.- ~ ~-(       )_ _
/                    ~ -.
|         CIRRUS           ',
                         .'
 ~- ._ ,. ,.,.,., ,.. -~
         '       '

Welcome to cirrus.
Authorized access only. Activity may be logged. Dont do anything naughty!
ssh: connect to host 192.168.0.39 port 22: No route to host

Troubleshooting

Confirm the web user can access the SSH key for nill@stratus and that the host fingerprint exists in ~/.ssh/known_hosts.

Vega

Role: Compute
High performance compute node accessed via Cirrus.
Jump host: [email protected]

Identity

Hostname: vega

Friendly uptime: up 5 weeks, 6 days, 17 hours, 27 minutes

Load & Sessions

18:22:36 up 41 days, 17:27, 4 users, load average: 0.00, 0.00, 0.00

Load averages (1m / 5m / 15m): 0.00 / 0.00 / 0.00

Storage

Filesystem Size Used Avail Use% Mounted on
/dev/sda3 118G 55G 61G 48% /
efivarfs 256K 76K 176K 30% /sys/firmware/efi/efivars
/dev/sda3 118G 55G 61G 48% /home
/dev/sda2 974M 607M 300M 67% /boot
/dev/sda1 599M 20M 580M 4% /boot/efi

Memory

total used free shared buff/cache available
Mem: 31Gi 1.7Gi 4.5Gi 6.7Mi 25Gi 29Gi
Swap: 8.0Gi 12Ki 8.0Gi

Top Snapshot

top - 18:22:36 up 41 days, 17:27,  4 users,  load average: 0.00, 0.00, 0.00
Tasks: 356 total,   1 running, 355 sleeping,   0 stopped,   0 zombie
%Cpu(s):  0.0 us,  0.0 sy,  0.0 ni,100.0 id,  0.0 wa,  0.0 hi,  0.0 si,  0.0 st 
MiB Mem :  32026.8 total,   4617.0 free,   1762.6 used,  26121.1 buff/cache     
MiB Swap:   8192.0 total,   8192.0 free,      0.0 used.  30264.2 avail Mem 

    PID USER      PR  NI    VIRT    RES    SHR S  %CPU  %MEM     TIME+ COMMAND
      1 root      20   0   39272  21492  11204 S   0.0   0.1   0:13.29 systemd
      2 root      20   0       0      0      0 S   0.0   0.0   0:02.90 kthreadd
      3 root      20   0       0      0      0 S   0.0   0.0   0:00.00 pool_wo+
      4 root       0 -20       0      0      0 I   0.0   0.0   0:00.00 kworker+
      5 root       0 -20       0      0      0 I   0.0   0.0   0:00.00 kworker+

FAQ

Q: Can I use this resource?

A: Probably not

Q: Who can use this resource?

A: Niall Miller

Q: Can you recommend a Dinosaur?

A: Iguanadon.

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