do vyberu
https://duckduckgo.com/?q=frank+zappa+dirty+love&t=vivaldi&ia=web


Bankovní účet 107-2239260217/0100
IBAN CZ9601000001072239260217
BIC (SWIFT) KOMBCZPPXXX
Variabilní symbol 202113102

cisco nexus 9300 nx qos buffer

ceph obs tcp src 6801 - 6825

PDF
https://www.ciscolive.com/c/dam/r/ciscolive/apjc/docs/2018/pdf/BRKDCT-3640.pdf


Buffery
https://www.cisco.com/c/en/us/support/docs/switches/nexus-9000-series-switches/217340-understand-the-tahusd-buffer-threshold-e.html#anc6

show hardware qos ns-buffer-profile
show hardware internal buffer info pkt-stats mod 6 det
show hardware internal ns buffer info pkt-stats detail
show interface hardware-mappings

switch# attach module 2
module-2# show hardware internal tah buffer counters


show queuing interface eth 1/1
show queuing pfc-queue detail

show interface priority-flow-control
show policy-map interface e1/7


https://www.cisco.com/c/en/us/products/collateral/switches/nexus-9000-series-switches/white-paper-c11-732452.html
https://www.cisco.com/c/en/us/products/collateral/switches/nexus-9000-series-switches/white-paper-c11-733429.html

# inteligent buffer management na nx 93108-ex a 93180-ex
https://www.cisco.com/c/en/us/products/collateral/switches/nexus-9000-series-switches/white-paper-c11-738488.html


# ceph rdma
https://www.openfabrics.org/images/2018workshop/presentations/206_HTang_AcceleratingCephRDMANVMe-oF.pdf

https://aboutnetworks.net/rocev2-on-nexus9k/


ECN flag CE code=11
tcpdump -c 10 -i eth0 '(ip and (ip[1] & 0x03) == 0x03)' -vvv
# ASI! TODO:
'tcp[13] & 0x40 == 0x40' ecn Echo
'tcp[13] & 0x80 == 0x80' ecn cwr


TOS a DSCP sdileni bitu
https://blogs.manageengine.com/network/netflowanalyzer/2012/04/24/understanding-ip-precedence-tos-dscp.html
pro ceph: class:AF11 bity:001010 dec:10

openstack cpu host

https://kashyapc.fedorapeople.org/Effective-Virtual-CPU-Configuration-in-Nova-Berlin2018.pdf
https://www.youtube.com/watch?v=cV1xSt4eh6A

Zamek na vicko nadrze Ziguliku z roku 1981:

https://www.youtube.com/watch?v=NhVR7gOSXPo

vim vi editor

colorscheme default
set tabstop=4
set softtabstop=0
set expandtab
set shiftwidth=4
set smarttab

https://www.google.com/maps/d/viewer?mid=120g6jgD9um0qsConvygRZvIwIzg

Spaziergehen