> -----Original Message----- > From: linux-scsi-owner@xxxxxxxxxxxxxxx [mailto:linux-scsi- > owner@xxxxxxxxxxxxxxx] On Behalf Of wenxiong@xxxxxxxxxxxxxxxxxx > Sent: Monday, 27 October, 2014 1:02 PM > To: James.Bottomley@xxxxxxxxxxxxxxxxxxxxx > Cc: hch@xxxxxxxxxxxxx; linux-scsi@xxxxxxxxxxxxxxx; > brking@xxxxxxxxxxxxxxxxxx > Subject: [PATCH 1/2] scsi: TUR path is down after adapter gets reset > in multipath configuration(scsi_error.c) > > After an ipr adapter gets reset, all disk array devices require a > start unit command to be issued to them before they will accept > commands. So, with the SCSI EH change, we now end up in a scenario > with dual ipr adapters where the TUR getting issued from the health > checker returns with a Not Ready response and since SCSI EH no > longer triggers the Start Unit in this scenario, the path never > recovers. > This description doesn't make sense without reading the thread: [dm-devel] [PATCH 1/1] multipath-tools: Change path checker for IBM IPR devices Example: what is "the SCSI EH change"? -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html