Hello, On Tue, Sep 03, 2024 at 09:48:22AM +0200, Micha?? Pecio wrote: > [ I changed the title a little. And please use "reply to all" when I hope it now works like you want it. > I can offer this patch for testing (on 6.11-rc5), which tries to: Thank you, I applied + recompiled. After a while (~1 hour), I got a lot of messages in dmesg, slowing down the md raidcheck to a crawl. So, after about two hours of md raidcheck of the array at ~330 MByte/s: Sep 3 13:53:43 video kernel: [ 7193.705199] xhci_hcd 0000:01:00.0: Stop Endpoint Context Error & Stopped on slot 12 ep 10 Sep 3 13:53:43 video kernel: [ 7193.705209] xhci_hcd 0000:01:00.0: Stop ep completion ctx error, ep is running Sep 3 13:53:43 video kernel: [ 7193.705461] xhci_hcd 0000:01:00.0: Stop Endpoint Context Error & Stopped on slot 12 ep 10 Sep 3 13:53:43 video kernel: [ 7193.705469] xhci_hcd 0000:01:00.0: Stop ep completion ctx error, ep is running Sep 3 13:53:43 video kernel: [ 7193.705754] xhci_hcd 0000:01:00.0: Stop Endpoint Context Error & Stopped on slot 12 ep 10 Sep 3 13:53:43 video kernel: [ 7193.705759] xhci_hcd 0000:01:00.0: Stop ep completion ctx error, ep is running [ ... and many like this ... ] then it gets more interesting: Sep 3 13:53:55 video kernel: [ 7205.983631] sd 18:0:0:0: [sde] tag#5 uas_eh_abort_handler 0 uas-tag 6 inflight: CMD IN Sep 3 13:53:55 video kernel: [ 7205.983635] sd 18:0:0:0: [sde] tag#5 CDB: Read(16) 88 00 00 00 00 00 8c cf e4 00 00 00 04 00 00 00 Sep 3 13:54:21 video kernel: [ 7232.213557] usb 3-1.1.4: stat urb: no pending cmd for uas-tag 6 then the kernel complains about: Sep 3 13:56:41 video kernel: [ 7371.838240] INFO: task smartd:906 blocked for more than 120 seconds. Sep 3 13:56:41 video kernel: [ 7371.838246] Tainted: G E 6.11.0-rc5 #2 Sep 3 13:56:41 video kernel: [ 7371.838248] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Sep 3 13:56:41 video kernel: [ 7371.838249] task:smartd state:D stack:0 pid:906 tgid:906 ppid:1 flags:0x00000000 (and a few other utility programs, including the md0_resync kernel task) then: Sep 3 14:00:42 video kernel: [ 7613.502312] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Thank you :)
