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Article Number: 000189901

NetWorker: Cloning to tape fails with MMD reservation errors on versions of NetWorker before 19.4.0.3

Summary: Cloning to tape fails with MMD reservation errors on versions of NetWorker earlier than 19.4.0.3.

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Article Content

Symptoms

Below Symptoms are being noticed in daemon log.
19.04.2021 16:36:39 retrying mmd reservation request!!!
19.04.2021 16:36:49 Received reservation request status as 'rejected'. Retry check mmd-request status: count is 5(out of 5).
19.04.2021 16:36:49 Sending cancel broker request 460
19.04.2021 16:36:49 Request 460 was cancelled.

Tried enabling and disabling storage nodes, refreshing the nsrmmd by enabling and disabling the dynamic nsrmmd, restarting the All networker services, and then starting the clone job. Could see that the device is not getting mounted when the clone is initiated and same is seen in daemon log.
0 19.04.2021 16:35:26  nsrd NSR notice 04/19/21 16:35:26.204079 broker_find_usable_save_mmd: Unable to find device for volume 511ABQL7.   --------àthis volume is available in tape library
160814 19.04.2021 16:35:26  nsrd NSR warning Failed to allocate save mmd since it was not started. Reject request id 456 .
98307 19.04.2021 16:35:26  nsrd NSR severe There are no available devices for client `server.domain.com' on all usable storage nodes for the requested save operation.
0 19.04.2021 16:35:29  nsrd NSR notice 04/19/21 16:35:29.168450 Total broker requests created by preprocess 2.
199745 19.04.2021 16:35:29  nsrclone NSR warning Received reservation request status as 'rejected'. Retry check mmd-request status: count is 1(out of 5).
116284 19.04.2021 16:35:29  nsrclone NSR notice Sending cancel broker request 456
70495 19.04.2021 16:35:29  nsrd NSR warning User cancelled request 456.
180876 19.04.2021 16:35:29  nsrclone NSR info Request 456 was cancelled.
116283 19.04.2021 16:35:39  nsrclone NSR notice retrying mmd reservation request!!!
0 19.04.2021 16:35:46  nsrd NSR notice 04/19/21 16:35:46.275930 broker_find_usable_save_mmd: NSRATTR_CLONE_SAVE_VOL_HINT not set in the request.
160814 19.04.2021 16:35:46  nsrd NSR warning Failed to allocate save mmd since it was not started. Reject request id

Cause

This issue is due to a code defect that is tracked under issue # 330893.

Resolution

This issue is addressed in NetWorker 19.4.0.3 and later. To address this issue, upgrade to the latest version of NetWorker.

Article Properties

Affected Product

NetWorker Family

Last Published Date

02 Feb 2022

Version

2

Article Type

Solution

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