CVOアップグレードが一時停止し、「Node is not in "waiting for giveback state"」というエラーが表示されます

• Cloud Volumes ONTAP（CVO）
• 自動無停止アップグレード（ANDU）

CVOアップグレード中に、テイクオーバーされたノードが停止し、アップグレード が一時停止します。次のエラーが表示されます cluster image show-update-progress 。

AWSNAS08::> cluster image show-update-progress

                       Estimated      Elapsed
Update Phase      Status           Duration     Duration
-------------------- ----------------- --------------- ---------------
Pre-update checks   completed         00:10:00     00:01:07
ONTAP updates     paused-on-error      01:32:00     01:03:35

Details:

Node name       Status       Status Description
-------------------- ----------------- --------------------------------------
AWSNAS-01      waiting
AWSNAS-02      failed        Error: Node "AWSNAS-02" is not in
                    "waiting for giveback" state.
                    Action: Use the "storage failover
                    show" to verify that node
                    "AWSNAS-02" is in one of the
                    following states: "waiting for
                    giveback" or "connected".
7 entries were displayed.

Status: Paused - An error occurred in "ONTAP updates" phase. The update cannot continue until the error has been resolved. Resolve all issues, then use the "cluster image resume-update" command to resume the update.

出力   storage failover show :

AWSNAS08::> storage failover show
                Takeover
Node       Partner     Possible State Description
-------------- -------------- -------- -------------------------------------
AWSNAS-01   AWSNAS-02   false     In takeover
AWSNAS-02   AWSNAS-01   -       Unknown
2 entries were displayed.

出力   node show ：

AWSNAS::> node show
Node    Health Eligibility Uptime     Model     Owner   Location
--------- ------ ----------- ------------- ----------- -------- ---------------
AWSNAS-01 true true      231 days 22:22 CDvM200
AWSNAS-02 false true           - -       -     -

Warning: Unable to list entries on node AWSNAS-02. RPC: Couldn't make connection [from mgwd on node "AWSNAS-01"(VSID:-1) to mgwd at 10.80.41.145]
2 entries were displayed.

ダウンノードのクラウドプロバイダのシリアルコンソールでディスクリザベーションの競合が見つかりました ：

Reservation conflict found on this node's disks! Local System ID: xxxxxxxxxx Press Ctrl-C for Maintenance menu to release disks. Boot argument NfsRdmaOk not specified. Default (set) is in effect. Boot argument NfsIpOk not specified. Default (set) is in effect. FWU 2nd trigger point FWU has no post firmware update action registered. sysctl_warn_reuse: can't re-use a leaf (sysvar.DETAIL_mask)! pnso provider init started. Notice : pnso card not detected. hwo: Node is using hardware provider : 1. cryptomod_fips: Executing Crypto FIPS Self Tests. cryptomod_fips: Crypto FIPS self-test: 'CPU COMPATIBILITY' passed. cryptomod_fips: Crypto FIPS self-test: 'AES-128 ECB, AES-256 ECB' passed. cryptomod_fips: Crypto FIPS self-test: 'AES-128 CBC, AES-256 CBC' passed. cryptomod_fips: Crypto FIPS self-test: 'AES-128 GCM, AES-256 GCM' passed. cryptomod_fips: Crypto FIPS self-test: 'AES-128 CCM' passed. cryptomod_fips: Crypto FIPS self-test: 'CTR_DRBG' passed. cryptomod_fips: Crypto FIPS self-test: 'KDF' passed. cryptomod_fips: Crypto FIPS self-test: 'SHA1, SHA256, SHA512' passed. cryptomod_fips: Crypto FIPS self-test: 'HMAC-SHA1, HMAC-SHA256, HMAC-SHA512' passed. cryptomod_fips: Crypto FIPS self-test: 'PBKDF2' passed. cryptomod_fips: Crypto FIPS self-test: 'AES-XTS 128, AES-XTS 256' passed. cryptomod_fips: Crypto FIPS self-test: 'Self-integrity' passed. Waiting for reservations to clear