I'll give it a try. I've installed ubuntu to check the max_sectors_kb and it shows 8192 too. Proxmox switched to ubuntu kernel and therefore it is clear :-(
No answer from Thecus up to now...
Clean installation of debian 8.2 (64) uses max_sectors_kb = 512 as standard setting. Means iscsi is working without errors...
I will try udev-rules from your posting (tried to define udev rule to set max_sectors_kb to 512, but with no success)...
Buffer I/O error on dev sdb1, logical block xxxxxxxx
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blk_update_request: I/O error,dev sdb1, sector xxxxxxx
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xxxxxx = different blocks, sectors
...and the file is corrupted...
as mentioned before - this happens only when max_sectors_kb is 8192 (working only with lower numbers -...
Hiho,
since the update to 4.1 (and previous 4.0) the setting for max_sectors_kb is 8192. In <=3.4 it was 512. When connecting to my SAN and using it i get continuous error messages.
Setting this value to 512 (/sys/block/sdx/queue/max_sectors_kb) solves the problem and everything is ok. But this...
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