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Buffer I/O error on dev md8p1, logical block 0, async page read

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can someone tell me what hard drive is bad or whats happening? just added a 8th drive to my array to the existi 2 parity and 7 drives

but now i got a bunch of Buffer I/O error on dev md8p1, logical block 0, async page read errors

can you tell me if the 8th drive is the problem? it doesnt say i tried reading the raw logs but i cant tell

Feb 23 11:05:57 Tardis kernel: Warning: PCIe ACS overrides enabled; This may allow non-IOMMU protected peer-to-peer DMA
Feb 23 11:05:57 Tardis kernel: tsc: Fast TSC calibration failed
Feb 23 11:05:57 Tardis kernel: ACPI: Early table checksum verification disabled
Feb 23 11:05:57 Tardis kernel: floppy0: no floppy controllers found
Feb 23 11:05:57 Tardis kernel: igb 0000:08:00.0: The NVM Checksum Is Not Valid
Feb 23 11:05:57 Tardis kernel: igb 0000:08:00.0: probe with driver igb failed with error -5
Feb 23 11:06:54 Tardis rc.local: error log : /var/log/graphql-api.log
Feb 23 11:06:58 Tardis rc.local: # error correction. A useful program for checking and ensuring the
Feb 23 11:07:54 Tardis root: error log : /var/log/graphql-api.log
Feb 23 11:11:33 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:11:33 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:11:33 Tardis kernel: ldm_validate_partition_table(): Disk read failed.
Feb 23 11:11:33 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:11:33 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:11:33 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:11:33 Tardis kernel: Buffer I/O error on dev md8p1, logical block 4, async page read
Feb 23 11:11:33 Tardis kernel: Buffer I/O error on dev md8p1, logical block 8, async page read
Feb 23 11:11:33 Tardis kernel: Buffer I/O error on dev md8p1, logical block 16, async page read
Feb 23 11:11:33 Tardis kernel: Buffer I/O error on dev md8p1, logical block 32, async page read
Feb 23 11:11:33 Tardis kernel: Buffer I/O error on dev md8p1, logical block 64, async page read
Feb 23 11:11:50 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:12:01 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:12:01 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:12:02 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:12:20 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:12:25 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:12:33 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:12:48 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:13:00 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:13:01 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:13:01 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:13:05 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:13:21 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:14:24 Tardis nginx: 2026/02/23 11:14:24 [error] 13112#13112: *119 upstream timed out (110: Connection timed out) while reading upstream, client: 192.168.0.49, server: , request: "POST /update.htm HTTP/1.1", upstream: "http://unix:/var/run/emhttpd.socket:/update.htm", host: "tardis", referrer: "http://tardis/Main"
Feb 23 11:39:45 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read
Feb 23 11:39:46 Tardis kernel: Buffer I/O error on dev md8p1, logical block 0, async page read

tardis-diagnostics-20260223-1138.zip

Edited by comet424

  • Community Expert

You can ignore these; they are normal when a new disk is being cleared; once the disk is formatted, you should no longer see that.

  • Author

@JorgeB

ah ok wasnt sure so i figured id ask cuz there is no check list what to ignore

i know i have another problem no one could help me about cpu 11 core 3 which is frustrating me cuz my vms close down

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