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Replication process restarts CLI logs will show the following event Time: <Day> <Date> <Customer Time> Topic: RPA Scope: NORMAL Level: ERROR & CLEAR Event ID: 10207 Cluster: <Cluster Name> Global links: None RPAs: <RPA ID> Summary: Internal replication process has been restarted Service Request info: N/A From storage logs: Oct 21 05:05:57 localhost kernel: [14472039.329610] #0 - sll_map_pages: unable to map user pages: r=226 cur_num_pages=227 data_length=926208 rw=2 Oct 21 05:05:57 localhost kernel: [14472039.329616] #0 - sll_dispatch_commands: sll_map_pages failed Oct 21 05:05:57 localhost kernel: [14472039.329620] #0 - sll_ioctl_do_generate_io: sll_dispatch_cmd failed in map_pages (res_dispatch = 2)
Transient situation around mapping user pages to kernel memory where processes access invalid memory, which leads to a segmentation fault.
Workaround: Increase the value of t_scsiInitiatorMaxMapPagesFailures from 2 to 5 and reboot the RPAs. Resolution: Dell EMC engineering is currently investigating this issue. A permanent fix is still in progress. Contact the Dell EMC Customer Support Center or your service representative for assistance and reference this solution ID.
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