Subnet Management - io67a (Application)

I’ve vote to adopt proposal 134405. The decentralisation coefficients were unchanged by the proposal. As can be observed using the IC-API, the qaes5 node operator has 4 nodes (as stated in the proposal summary). Now that this proposal has executed, one of those nodes is unassigned (2xph2).

Note that the IC-API is not open source. Since learning this, I’m in the process of switching over to verifiable sources of this sort of information (rejecting because I’ve not had time to do this yet would be too harsh - even for me :wink:).

A new proposal with id 134548 has been submitted, please take a look.

Click here to open proposal details

Replace nodes in subnet io67a

Motivation:
The following nodes in subnet io67a have been cordoned and need to be removed from the subnet:

Decentralization Nakamoto coefficient changes for subnet io67a-2jmkw-zup3h-snbwi-g6a5n-rm5dn-b6png-lvdpl-nqnto-yih6l-gqe:

    node_provider: 5.00 -> 5.00    (+0%)
      data_center: 5.00 -> 5.00    (+0%)
data_center_owner: 5.00 -> 5.00    (+0%)
             area: 5.00 -> 5.00    (+0%)
          country: 5.00 -> 5.00    (+0%)

Mean Nakamoto comparison: 5.00 → 5.00 (+0%)

Overall replacement impact: equal decentralization across all features

Details

Nodes removed:

  • 2ajl7-n6xum-2j7km-24scw-5tirj-whjlx-756pq-jbcua-utl3q-mts5r-hae [health: healthy]
  • 7pwy2-67vvv-agagj-elfj4-gtef2-jxddy-ywxtt-74afr-aeuil-zecky-iae [health: healthy]

Nodes added:

  • nyo3z-asy7t-jxc44-z4cvr-tts4h-2ipvj-aawbj-37xkl-7lcfq-psuoe-uqe [health: healthy]
  • y6mus-re3u7-vpqsx-xmhkh-jksck-rp2ko-xvjlb-7tdhu-jjm63-47alq-yae [health: healthy]
    node_provider                                                         data_center            data_center_owner              area                   country   
    -------------                                                         -----------            -----------------              ----                   -------   
    3oqw6-vmpk2-mlwlx-52z5x-e3p7u-fjlcw-yxc34-lf2zq-6ub2f-v63hk-lae  1    bc1               1    Africa Data Centres       1    British Columbia  1    AU       1
    4dibr-2alzr-h6kva-bvwn2-yqgsl-o577t-od46o-v275p-a2zov-tcw4f-eae  1    bo1               1    Anonstake                 1    Brussels Capital  1    BE       1
    64xe5-tx2s3-4gjmj-pnozr-fejw2-77y5y-rhcjk-glnmx-62brf-qin5q-pqe  1    br1               1    Cloud9                    1    Cape Town         1    CA       1
    6nbcy-kprg6-ax3db-kh3cz-7jllk-oceyh-jznhs-riguq-fvk6z-6tsds-rqe  1    ct1               1    Cyxtera                   1    HongKong          1    CH       1
    7at4h-nhtvt-a4s55-jigss-wr2ha-ysxkn-e6w7x-7ggnm-qd3d5-ry66r-cae  1    hk4               1    DEAC                      1    Ljubljana         1    GE       1
    kos24-5xact-6aror-uofg2-tnvt6-dq3bk-c2c5z-jtptt-jbqvc-lmegy-qae  1    lj2               1    Digital Realty            1    Massachusetts     1    HK       1
    lq5ra-f4ibl-t7wpy-hennc-m4eb7-tnfxe-eorgd-onpsl-wervo-7chjj-6qe  1    rg1               1    Equinix                   1    Queensland        1    JP       1
    optdi-nwa4m-hly3k-6ua4n-sqyxf-yahvb-wps77-ddayn-r7zcz-edla5-7qe  1    sc1               1    INAP                      1    Riga              1    KR       1
    rbn2y-6vfsb-gv35j-4cyvy-pzbdu-e5aum-jzjg6-5b4n5-vuguf-ycubq-zae  1    sg1          0 -> 1    Megazone Cloud            1    Seoul             1    LV       1
    sixix-2nyqd-t2k2v-vlsyz-dssko-ls4hl-hyij4-y7mdp-ja6cj-nsmpf-yae  1    sg3          1 -> 0    NEXTDC                    1    Singapore         1    SG       1
    ucjqj-jmbj3-rs4aq-ekzpw-ltjs3-zrcma-t6r3t-m5wxc-j5yrj-unwoj-mae  1    sl1               1    Nine.Ch                   1    Tbilisi           1    SI       1
    unqqg-no4b2-vbyad-ytik2-t3vly-3e57q-aje2t-sjb5l-bd4ke-chggn-uqe  1    tb1               1    Racks Central        1 -> 0    Tokyo             1    US       1
    vegae-c4chr-aetfj-7gzuh-c23sx-u2paz-vmvbn-bcage-pu7lu-mptnn-eqe  1    ty1          0 -> 1    Telin                0 -> 1    Zurich            1    ZA       1
                                                                          ty2          1 -> 0    hkntt                     1                                     
                                                                          zh4               1                                                                    
1 Like

Proposal 134548

TLDR: I’ll adopt. The proposal links directly to what appears to be discussion with the NP about the proposal. Decentralisation stats look good.

Decentralisation Stats

Subnet node distance stats (distance between any 2 nodes in the subnet) →

Smallest Distance Average Distance Largest Distance
EXISTING 489.837 km 8257.864 km 16748.078 km
PROPOSED 489.837 km 8257.864 km 16748.078 km

Subnet characteristic counts →

Continents Countries Data Centers Owners Node Providers Node Operator
EXISTING 5 13 13 13 13 13
PROPOSED 5 13 13 13 13 13

Largest number of nodes with the same characteristic (e.g. continent, country, data center, etc.) →

Continent Country Data Center Owner Node Provider Node Operator
EXISTING 5 1 1 1 1 1
PROPOSED 5 1 1 1 1 1

See here for acceptable limits → Motion 132136

The above subnet information is illustrated below, followed by a node reference table:

Map Description
  • Red marker represents a removed node (transparent center for overlap visibility)
  • Green marker represents an added node
  • Blue marker represents an unchanged node
  • Highlighted patches represent the country the above nodes sit within (red if the country is removed, green if added, otherwise grey)
  • Light grey markers with yellow borders are examples of unassigned nodes that would be viable candidates for joining the subnet according to formal decentralisation coefficients (so this proposal can be viewed in the context of alternative solutions that are not being used)

Node Changes
Action Node Status Continent Country Data Center Owner Node Provider Node Operator
Remove 7pwy2 UP :bar_chart: Asia Japan Tokyo 2 (ty2) Equinix Starbase dpt4y
Remove 2ajl7 UP :bar_chart: Asia Singapore Singapore 3 (sg3) Racks Central OneSixtyTwo Digital Capital 5mhxl
Add nyo3z UNASSIGNED :bar_chart: Asia Japan Tokyo (ty1) Equinix Starbase cqjev
Add y6mus UNASSIGNED :bar_chart: Asia Singapore Singapore (sg1) Telin OneSixtyTwo Digital Capital d4bin
Other Nodes
Node Status Continent Country Data Center Owner Node Provider Node Operator
q3w37 UP :bar_chart: Oceania Australia Queensland 1 (sc1) NEXTDC Karel Frank f3toa
eexw3 UP :bar_chart: Europe Belgium Brussels (br1) Digital Realty Allusion mjeqs
xsa4m UP :bar_chart: Americas Canada Vancouver (bc1) Cyxtera Blockchain Development Labs feb2q
j63cj UP :bar_chart: Europe Switzerland Zurich 4 (zh4) Nine.Ch Tomahawk.vc paxme
tkdjq UP :bar_chart: Asia China HongKong 4 (hk4) hkntt Web3game dg7of
cp7d4 UP :bar_chart: Asia Georgia Tbilisi 1 (tb1) Cloud9 George Bassadone yhfy4
llbvn UP :bar_chart: Asia Korea (the Republic of) Seoul 1 (sl1) Megazone Cloud Neptune Partners ukji3
poyg5 UP :bar_chart: Europe Latvia Riga 1 (rg1) DEAC Vladyslav Popov 7mdax
c37f7 UP :bar_chart: Europe Slovenia Ljubljana 2 (lj2) Anonstake Anonstake eu5wc
q2ucv UP :bar_chart: Americas United States of America (the) Boston (bo1) INAP DFINITY USA Research LLC ut325
plbgg UP :bar_chart: Africa South Africa Cape Town 1 (ct1) Africa Data Centres Illusions In Art (Pty) Ltd 2aemz

*This comment references the latest comment in the Subnet Management - General Discussion thread only to generate an automated cross-link from the general thread (to improve topic navigation).


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Note that this analysis involved data provided by the IC-API, which is not open source. I’m in the process of switching over to more verifiable sources of this sort of information for future proposal reviews. See here for related discussion.

Voted to adopt proposal #134548.

The proposal replaces two cordoned healthy Active status node 2ajl7 from the SG3 Data Center in Singapore, and cordoned healthy Active status node 7pwy2 from the TY2 Data Center in Tokyo 2, with unassigned healthy Awaiting status node nyo3z from Tokyo 1 and with unassigned healthy Awaiting status node y6mus from Singapore 1, without any change to the decentralization of the subnet.
The motivation makes sense and the provided Forum link included in the summary provides further info, also it can be checked here.

1 Like

Voted to adopt proposal 134548.

This proposal replaces 2 nodes, due to offboarding SG3 and TY2 data centres. Decentralisation parameters are unchanged and remain within the requirements of the target topology. Data centre details are consistent with the links provided in the proposal.

1 Like

Proposal 134548

Vote: ADOPT

Replaces cordoned nodes 2ajl7 and 7pwy2 with nodes nyo3z and y6mus on subnet io67a.
The reason for this proposal is to offboard SG3 and TY2 DCs consistent with forum posts made on the forum thread used for posts regarding the renovation/sell of Gen-1 node machines by NPs.
Both the NP and DC stated in the forum post match the ones from the node being removed in the proposal.

1 Like

A new proposal with id 134635 has been submitted, please take a look.

Click here to open proposal details

Replace a node in subnet io67a

Motivation:
The following nodes in subnet io67a have been cordoned and need to be removed from the subnet:

Decentralization Nakamoto coefficient changes for subnet io67a-2jmkw-zup3h-snbwi-g6a5n-rm5dn-b6png-lvdpl-nqnto-yih6l-gqe:

    node_provider: 5.00 -> 5.00    (+0%)
      data_center: 5.00 -> 5.00    (+0%)
data_center_owner: 5.00 -> 5.00    (+0%)
             area: 5.00 -> 4.00   (-20%)
          country: 5.00 -> 4.00   (-20%)

Mean Nakamoto comparison: 5.00 → 4.67 (-7%)

Overall replacement impact: (gets worse) the average log2 of Nakamoto Coefficients across all features decreases from 2.3219 to 2.2146

Details

Nodes removed:

  • q2ucv-x7dv5-hheao-ocsye-jbg4z-enm75-ss62d-ehqhj-zwwm3-cap5q-tqe [health: healthy]

Nodes added:

  • a2e7m-evijx-geoc6-o5j6s-h45ye-f3hxj-w7dfi-25e2k-v5ylv-nf7ud-aqe [health: healthy]
    node_provider                                                              data_center            data_center_owner              area                        country        
    -------------                                                              -----------            -----------------              ----                        -------        
    3oqw6-vmpk2-mlwlx-52z5x-e3p7u-fjlcw-yxc34-lf2zq-6ub2f-v63hk-lae       1    bc1               1    Africa Data Centres       1    British Columbia       1    AU            1
    4dibr-2alzr-h6kva-bvwn2-yqgsl-o577t-od46o-v275p-a2zov-tcw4f-eae       1    bo1          1 -> 0    Anonstake                 1    Brussels Capital       1    BE            1
    64xe5-tx2s3-4gjmj-pnozr-fejw2-77y5y-rhcjk-glnmx-62brf-qin5q-pqe       1    br1               1    Cloud9                    1    Cape Town              1    CA            1
    6nbcy-kprg6-ax3db-kh3cz-7jllk-oceyh-jznhs-riguq-fvk6z-6tsds-rqe       1    ct1               1    Cyxtera                   1    HongKong               1    CH       1 -> 2
    7at4h-nhtvt-a4s55-jigss-wr2ha-ysxkn-e6w7x-7ggnm-qd3d5-ry66r-cae       1    hk4               1    DEAC                      1    Ljubljana              1    GE            1
    bvcsg-3od6r-jnydw-eysln-aql7w-td5zn-ay5m6-sibd2-jzojt-anwag-mqe  0 -> 1    lj2               1    Digital Realty            1    Massachusetts     1 -> 0    HK            1
    kos24-5xact-6aror-uofg2-tnvt6-dq3bk-c2c5z-jtptt-jbqvc-lmegy-qae       1    rg1               1    Equinix                   1    Queensland             1    JP            1
    lq5ra-f4ibl-t7wpy-hennc-m4eb7-tnfxe-eorgd-onpsl-wervo-7chjj-6qe  1 -> 0    sc1               1    Everyware            0 -> 1    Riga                   1    KR            1
    optdi-nwa4m-hly3k-6ua4n-sqyxf-yahvb-wps77-ddayn-r7zcz-edla5-7qe       1    sg1               1    INAP                 1 -> 0    Seoul                  1    LV            1
    rbn2y-6vfsb-gv35j-4cyvy-pzbdu-e5aum-jzjg6-5b4n5-vuguf-ycubq-zae       1    sl1               1    Megazone Cloud            1    Singapore              1    SG            1
    sixix-2nyqd-t2k2v-vlsyz-dssko-ls4hl-hyij4-y7mdp-ja6cj-nsmpf-yae       1    tb1               1    NEXTDC                    1    Tbilisi                1    SI            1
    ucjqj-jmbj3-rs4aq-ekzpw-ltjs3-zrcma-t6r3t-m5wxc-j5yrj-unwoj-mae       1    ty1               1    Nine.Ch                   1    Tokyo                  1    US       1 -> 0
    unqqg-no4b2-vbyad-ytik2-t3vly-3e57q-aje2t-sjb5l-bd4ke-chggn-uqe       1    zh2          0 -> 1    Telin                     1    Zurich            1 -> 2    ZA            1
    vegae-c4chr-aetfj-7gzuh-c23sx-u2paz-vmvbn-bcage-pu7lu-mptnn-eqe       1    zh4               1    hkntt                     1                                               

Proposal 134635

TLDR: I’ll adopt . Relevant decentralisation stats are worsened but remain within allowed limits.

Note that there was also no reference to an explicit declaration from the NP that identified the cordoned DC. After some searching I was able to locate it. This is the post that the proposal summary should have referenced → Proposal: Update Interim Gen-1 Node Provider Remuneration After 48 months - #59 by katiep

1 removed US DFINITY node replaced with a DFINITY node in Switzerland.

Decentralisation Stats

Subnet node distance stats (distance between any 2 nodes in the subnet) →

Smallest Distance Average Distance Largest Distance
EXISTING 489.837 km 8257.864 km 16748.078 km
PROPOSED 95.554 km (-80.5%) 7756.762 km (-6.1%) 16748.078 km

This proposal slightly reduces decentralisation, considered purely in terms of geographic distance (and therefore there’s a slight theoretical reduction in localised disaster resilience). :-1:

Subnet characteristic counts →

Continents Countries Data Centers Owners Node Providers Node Operator
EXISTING 5 13 13 13 13 13
PROPOSED 5 12 (-8.3%) 13 13 13 13

This proposal slightly reduces decentralisation in terms of jurisdiction diversity. :-1:

Largest number of nodes with the same characteristic (e.g. continent, country, data center, etc.) →

Continent Country Data Center Owner Node Provider Node Operator
EXISTING 5 1 1 1 1 1
PROPOSED 5 2 (+100%) 1 1 1 1

See here for acceptable limits → Motion 132136

The above subnet information is illustrated below, followed by a node reference table:

Map Description
  • Red marker represents a removed node (transparent center for overlap visibility)
  • Green marker represents an added node
  • Blue marker represents an unchanged node
  • Highlighted patches represent the country the above nodes sit within (red if the country is removed, green if added, otherwise grey)
  • Light grey markers with yellow borders are examples of unassigned nodes that would be viable candidates for joining the subnet according to formal decentralisation coefficients (so this proposal can be viewed in the context of alternative solutions that are not being used)

Node Changes
Action Node Status Continent Country Data Center Owner Node Provider Node Operator
Remove q2ucv UP :bar_chart: Americas United States of America (the) Boston (bo1) INAP DFINITY USA Research LLC ut325
Add a2e7m UNASSIGNED :bar_chart: Europe Switzerland Zurich 2 (zh2) Everyware DFINITY Stiftung byspq
Other Nodes
Node Status Continent Country Data Center Owner Node Provider Node Operator
q3w37 UP :bar_chart: Oceania Australia Queensland 1 (sc1) NEXTDC Karel Frank f3toa
eexw3 UP :bar_chart: Europe Belgium Brussels (br1) Digital Realty Allusion mjeqs
xsa4m UP :bar_chart: Americas Canada Vancouver (bc1) Cyxtera Blockchain Development Labs feb2q
j63cj UP :bar_chart: Europe Switzerland Zurich 4 (zh4) Nine.Ch Tomahawk.vc paxme
tkdjq UP :bar_chart: Asia China HongKong 4 (hk4) hkntt Web3game dg7of
cp7d4 UP :bar_chart: Asia Georgia Tbilisi 1 (tb1) Cloud9 George Bassadone yhfy4
nyo3z UP :bar_chart: Asia Japan Tokyo (ty1) Equinix Starbase cqjev
llbvn UP :bar_chart: Asia Korea (the Republic of) Seoul 1 (sl1) Megazone Cloud Neptune Partners ukji3
poyg5 UP :bar_chart: Europe Latvia Riga 1 (rg1) DEAC Vladyslav Popov 7mdax
y6mus UP :bar_chart: Asia Singapore Singapore (sg1) Telin OneSixtyTwo Digital Capital d4bin
c37f7 UP :bar_chart: Europe Slovenia Ljubljana 2 (lj2) Anonstake Anonstake eu5wc
plbgg UP :bar_chart: Africa South Africa Cape Town 1 (ct1) Africa Data Centres Illusions In Art (Pty) Ltd 2aemz

*This comment references the latest comment in the Subnet Management - General Discussion thread only to generate an automated cross-link from the general thread (to improve topic navigation).


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If you found this analysis helpful and would like to follow the vote of the LORIMER known neuron in the future, consider configuring LORIMER as a followee for the Subnet Management topic.

Additional good neurons to follow:

  • D-QUORUM (a highly decentralized neuron that follows neurons that have been elected by the NNS)
  • Synapse (currently follows the LORIMER and CodeGov known neurons for Subnet Management, and is a generally well informed known neuron to follow on numerous other topics)
  • CodeGov (actively reviews and votes on Subnet Management proposals, and is well informed on numerous other technical topics)
  • WaterNeuron (the WaterNeuron DAO frequently discuss proposals like this in order to vote responsibly based on DAO consensus)

Note that this analysis involved data provided by the IC-API, which is not open source. I’m in the process of switching over to more verifiable sources of this sort of information for future proposal reviews. See here for related discussion.

Voted to adopt proposal 134635.

This proposal replaces node q2ucv which appears in the dashboard as “Status: Active”, for the stated reason of “offboarding BO1 DC after 48 months”. As shown in the proposal, decentralisation parameters are worsened with respect to country but remain within the requirements of the target topology. I also note that the post linked in the proposal does not clearly specify which data centre is involved, but have voted to adopt as the information can be reasonably verified by additional searching.

2 Likes

Proposal 134635 – LaCosta | CodeGov

Vote: ADOPT

Replaces cordoned node q2ucv with node a2e7m on subnet io67a.
The reason for this proposal is to offboard BO1 DC consistent with forum posts made on the forum thread used for posts regarding the renovation/sell of Gen-1 node machines by NPs.
Both the NP and DC stated in the forum post and forum post match the ones from the node being removed in the proposal. There is a worsening of the decentralization parameteres specifically the country metric but it remains within the requirements established in the target topology.

About CodeGov...

CodeGov has a team of developers who review and vote independently on the following proposal topics: IC-OS Version Election, Protocol Canister Management, Subnet Management, Node Admin, and Participant Management. The CodeGov NNS known neuron is configured to follow our reviewers on these topics and Synapse on most other topics. We strive to be a credible and reliable Followee option that votes on every proposal and every proposal topic in the NNS. We also support decentralization of SNS projects such as WaterNeuron and KongSwap with a known neuron and credible Followees.

1 Like

Proposal #134635 — Zack | CodeGov

Vote: Adopted

Reason:
The proposal replaces cordoned healthy Active status node q2ucv from the BO1 Data Center in Boston, with unassigned healthy Awaiting status node a2e7m from Switzerland, with slight worsening change to the decentralization of the subnet.
The motivation makes sense and the provided Forum link included in the summary provides further info, also it can be checked here.

About CodeGov (...click to expand...).

CodeGov has a team of developers who review and vote independently on the following proposal topics: IC-OS Version Election, Protocol Canister Management, Subnet Management, Node Admin, and Participant Management. The CodeGov NNS known neuron is configured to follow our reviewers on these topics and Synapse on most other topics. We strive to be a credible and reliable Followee option that votes on every proposal and every proposal topic in the NNS. We also support decentralization of SNS projects such as WaterNeuron and KongSwap with a known neuron and credible Followees.

1 Like