先日、クラスターを解体していたIntelnuc3台に対して改めてvSANを構築しようとしてみたら、いつもは出なかったエラーが出た。
3台のvSANは設定されているのにもかかわらず、パーテーションが別々になってしまっている。
クラスターを調べてみたら、以下のように出た。
nuc03がvCenterがいるノード。
NUC03
[root@nuc03:~] esxcli vsan cluster get Cluster Information Enabled: true Current Local Time: 2024-05-29T13:19:54Z Local Node UUID: 64bfdbf8-4d27-b7d9-5398-1c697a6fed67 Local Node Type: NORMAL Local Node State: MASTER Local Node Health State: HEALTHY Sub-Cluster Master UUID: 64bfdbf8-4d27-b7d9-5398-1c697a6fed67 Sub-Cluster Backup UUID: Sub-Cluster UUID: 52a68372-df8d-a1ff-754e-3aa5d3870412 Sub-Cluster Membership Entry Revision: 0 Sub-Cluster Member Count: 1 Sub-Cluster Member UUIDs: 64bfdbf8-4d27-b7d9-5398-1c697a6fed67 Sub-Cluster Member HostNames: nuc03.local Sub-Cluster Membership UUID: 07295766-3bae-1ddc-310a-1c697a6fed67 Unicast Mode Enabled: true Maintenance Mode State: OFF Config Generation: d3d7677d-8c0e-4278-bff5-e67e31f7eac2 8 2024-05-29T13:15:02.887 Mode: REGULAR vSAN ESA Enabled: false
Sub-Cluster Member Count: 1
確かにココの部分で3個あるはずなので。。。。
[root@nuc03:~] esxcli vsan health cluster list Health Test Name Status -------------------------------------------------- ------ Overall health findings red (Network misconfiguration) Network red Hosts with connectivity issues red vSAN cluster partition red All hosts have a vSAN vmknic configured green vSAN: Basic (unicast) connectivity check green vSAN: MTU check (ping with large packet size) green vMotion: Basic (unicast) connectivity check green vMotion: MTU check (ping with large packet size) green Network latency check green Cluster red Advanced vSAN configuration in sync green vSAN daemon liveness red vSAN Disk Balance green Resync operations throttling green Software version compatibility green Disk format version green Performance service yellow Performance service status yellow Physical disk green Operation health green Congestion green Component limit health green Component metadata health green Memory pools (heaps) green Memory pools (slabs) green Disk capacity green Data green vSAN object health green vSAN object format health green Capacity utilization green Storage space green Component green What if the most consumed host fails green
確かにクラスターのパーテーションでRed。
1号機、2号機の設定も見てみる。
NUC01
[root@nuc01:~] esxcli vsan cluster list Cluster Information of 52a68372-df8d-a1ff-754e-3aa5d3870412 Enabled: true Current Local Time: 2024-05-29T13:58:29Z Local Node UUID: 63cf90b3-4c6d-57eb-e1f1-1c697aa5e96b Local Node Type: NORMAL Local Node State: MASTER Local Node Health State: HEALTHY Sub-Cluster Master UUID: 63cf90b3-4c6d-57eb-e1f1-1c697aa5e96b Sub-Cluster Backup UUID: Sub-Cluster UUID: 52a68372-df8d-a1ff-754e-3aa5d3870412 Sub-Cluster Membership Entry Revision: 0 Sub-Cluster Member Count: 1 Sub-Cluster Member UUIDs: 63cf90b3-4c6d-57eb-e1f1-1c697aa5e96b Sub-Cluster Member HostNames: nuc01.local Sub-Cluster Membership UUID: 05295766-0a6d-fba2-f87d-1c697aa5e96b Unicast Mode Enabled: true Maintenance Mode State: OFF Config Generation: None 0 0.0
NUC02
[root@nuc02:~] esxcli vsan cluster list Cluster Information of 52a68372-df8d-a1ff-754e-3aa5d3870412 Enabled: true Current Local Time: 2024-05-29T13:56:11Z Local Node UUID: 64bfe61d-b745-8a9e-ca6a-1c697aa33439 Local Node Type: NORMAL Local Node State: MASTER Local Node Health State: HEALTHY Sub-Cluster Master UUID: 64bfe61d-b745-8a9e-ca6a-1c697aa33439 Sub-Cluster Backup UUID: Sub-Cluster UUID: 52a68372-df8d-a1ff-754e-3aa5d3870412 Sub-Cluster Membership Entry Revision: 0 Sub-Cluster Member Count: 1 Sub-Cluster Member UUIDs: 64bfe61d-b745-8a9e-ca6a-1c697aa33439 Sub-Cluster Member HostNames: nuc02.local Sub-Cluster Membership UUID: 03295766-c94c-4b99-c144-1c697aa33439 Unicast Mode Enabled: true Maintenance Mode State: OFF Config Generation: None 0 0.0
なんか似てる症状がないかな・・・って思って調べてたら以下が該当した
作ったクラスタとパーテーションがうまいこと合わない時があるらしい。なんでや。
vsan cluster unicastagent list
このコマンドを打ったときに本来はクラスターの他のノードが見えるハズなんですけど
[root@nuc02:~] esxcli vsan cluster unicastagent list [root@nuc02:~]
という状況になっているので、上記の設定を入れてあげなければいけない。
入れてあげれば
[root@nuc03:~] esxcli vsan cluster list Cluster Information of 52a68372-df8d-a1ff-754e-3aa5d3870412 Enabled: true Current Local Time: 2024-05-29T14:05:24Z Local Node UUID: 64bfdbf8-4d27-b7d9-5398-1c697a6fed67 Local Node Type: NORMAL Local Node State: BACKUP Local Node Health State: HEALTHY Sub-Cluster Master UUID: 64bfe61d-b745-8a9e-ca6a-1c697aa33439 Sub-Cluster Backup UUID: 64bfdbf8-4d27-b7d9-5398-1c697a6fed67 Sub-Cluster UUID: 52a68372-df8d-a1ff-754e-3aa5d3870412 Sub-Cluster Membership Entry Revision: 2 Sub-Cluster Member Count: 3 Sub-Cluster Member UUIDs: 64bfe61d-b745-8a9e-ca6a-1c697aa33439, 64bfdbf8-4d27-b7d9-5398-1c697a6fed67, 63cf90b3-4c6d-57eb-e1f1-1c697aa5e96b Sub-Cluster Member HostNames: nuc02.local, nuc03.local, nuc01.local Sub-Cluster Membership UUID: 03295766-c94c-4b99-c144-1c697aa33439 Unicast Mode Enabled: true Maintenance Mode State: OFF Config Generation: d3d7677d-8c0e-4278-bff5-e67e31f7eac2 8 2024-05-29T13:49:56.304
上記のように認識するはず。
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