From: Mike Christie <michael.christie@oracle.com> To: Bart Van Assche <bvanassche@acm.org>, linux-block@vger.kernel.org, dm-devel@redhat.com, snitzer@kernel.org, hch@lst.de, axboe@kernel.dk, martin.petersen@oracle.com, james.bottomley@hansenpartnership.com, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org Subject: Re: [dm-devel] [PATCH 0/8] Use block pr_ops in LIO Date: Mon, 6 Jun 2022 11:38:02 -0500 [thread overview] Message-ID: <d7355a7c-9587-5658-44c7-09143abe09a7@oracle.com> (raw) In-Reply-To: <09be5981-705a-5c82-a189-dd7f0475d227@acm.org> On 6/5/22 1:15 PM, Bart Van Assche wrote: > On 6/5/22 09:55, Mike Christie wrote: >> libiscsi is not suitable for this type of setup. > I think that this setup can be tested as follows with libiscsi: > * Configure the backend storage. > * Configure LIO to use the backend storage on two different servers. > * On a third server, log in with the iSCSI initiator to both servers. > * Run the libiscsi iscsi-test-cu test software on the third server and > pass the two IQNs that refer to the LIO servers as arguments. > > From the iscsi-test-cu -h output: > > iscsi-test-cu [OPTIONS] <iscsi-url> [multipath-iscsi-url] > Ah I didn't see that. In the README/man it only describes the multiple initiator name feature for multiple sessions. They don't have the multipath arg, so I didn't know you can pass in the second target. > Did I perhaps overlook or misunderstand something? It works. Thanks.
WARNING: multiple messages have this Message-ID (diff)
From: Mike Christie <michael.christie@oracle.com> To: Bart Van Assche <bvanassche@acm.org>, linux-block@vger.kernel.org, dm-devel@redhat.com, snitzer@kernel.org, hch@lst.de, axboe@kernel.dk, martin.petersen@oracle.com, james.bottomley@hansenpartnership.com, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org Subject: Re: [dm-devel] [PATCH 0/8] Use block pr_ops in LIO Date: Mon, 6 Jun 2022 11:38:02 -0500 [thread overview] Message-ID: <d7355a7c-9587-5658-44c7-09143abe09a7@oracle.com> (raw) In-Reply-To: <09be5981-705a-5c82-a189-dd7f0475d227@acm.org> On 6/5/22 1:15 PM, Bart Van Assche wrote: > On 6/5/22 09:55, Mike Christie wrote: >> libiscsi is not suitable for this type of setup. > I think that this setup can be tested as follows with libiscsi: > * Configure the backend storage. > * Configure LIO to use the backend storage on two different servers. > * On a third server, log in with the iSCSI initiator to both servers. > * Run the libiscsi iscsi-test-cu test software on the third server and > pass the two IQNs that refer to the LIO servers as arguments. > > From the iscsi-test-cu -h output: > > iscsi-test-cu [OPTIONS] <iscsi-url> [multipath-iscsi-url] > Ah I didn't see that. In the README/man it only describes the multiple initiator name feature for multiple sessions. They don't have the multipath arg, so I didn't know you can pass in the second target. > Did I perhaps overlook or misunderstand something? It works. Thanks. -- dm-devel mailing list dm-devel@redhat.com https://listman.redhat.com/mailman/listinfo/dm-devel
next prev parent reply other threads:[~2022-06-06 17:10 UTC|newest] Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-06-03 6:55 [PATCH 0/8] Use block pr_ops in LIO Mike Christie 2022-06-03 6:55 ` [dm-devel] " Mike Christie 2022-06-03 6:55 ` [PATCH 01/11] scsi: target: Rename sbc_ops to exec_cmd_ops Mike Christie 2022-06-03 6:55 ` [dm-devel] " Mike Christie 2022-06-20 7:12 ` Christoph Hellwig 2022-06-20 7:12 ` [dm-devel] " Christoph Hellwig 2022-06-03 6:55 ` [PATCH 02/11] scsi: Rename sd_pr_command Mike Christie 2022-06-03 6:55 ` [dm-devel] " Mike Christie 2022-06-20 7:13 ` Christoph Hellwig 2022-06-20 7:13 ` [dm-devel] " Christoph Hellwig 2022-06-03 6:55 ` [PATCH 03/11] scsi: Move sd_pr_type to header to share Mike Christie 2022-06-03 6:55 ` [dm-devel] " Mike Christie 2022-06-05 3:58 ` Bart Van Assche 2022-06-05 3:58 ` [dm-devel] " Bart Van Assche 2022-06-20 7:13 ` Christoph Hellwig 2022-06-20 7:13 ` [dm-devel] " Christoph Hellwig 2022-06-03 6:55 ` [PATCH 04/11] block: Add PR callouts for read keys and reservation Mike Christie 2022-06-03 6:55 ` [dm-devel] " Mike Christie 2022-06-20 7:14 ` Christoph Hellwig 2022-06-20 7:14 ` [dm-devel] " Christoph Hellwig 2022-06-03 6:55 ` [PATCH 05/11] scsi: Add support for block PR read keys/reservation Mike Christie 2022-06-03 6:55 ` [dm-devel] " Mike Christie 2022-06-03 6:55 ` [PATCH 06/11] dm: " Mike Christie 2022-06-03 6:55 ` [dm-devel] " Mike Christie 2022-06-03 6:55 ` [PATCH 07/11] scsi: target: Allow backends to hook into PR handling Mike Christie 2022-06-03 6:55 ` [dm-devel] " Mike Christie 2022-06-20 7:15 ` Christoph Hellwig 2022-06-20 7:15 ` [dm-devel] " Christoph Hellwig 2022-06-03 6:55 ` [PATCH 08/11] scsi: target: Add block PR support to iblock Mike Christie 2022-06-03 6:55 ` [dm-devel] " Mike Christie 2022-06-20 7:18 ` Christoph Hellwig 2022-06-20 7:18 ` [dm-devel] " Christoph Hellwig 2022-06-03 6:55 ` [PATCH 09/11] block, nvme: Add error for reservation conflicts Mike Christie 2022-06-03 6:55 ` [dm-devel] " Mike Christie 2022-06-03 19:45 ` Keith Busch 2022-06-03 19:45 ` [dm-devel] " Keith Busch 2022-06-03 23:08 ` Mike Christie 2022-06-03 23:08 ` [dm-devel] " Mike Christie 2022-06-04 7:38 ` Hannes Reinecke 2022-06-04 7:38 ` [dm-devel] " Hannes Reinecke 2022-06-04 17:13 ` michael.christie 2022-06-04 17:13 ` [dm-devel] " michael.christie 2022-06-05 9:42 ` Hannes Reinecke 2022-06-05 9:42 ` [dm-devel] " Hannes Reinecke 2022-06-20 7:23 ` Christoph Hellwig 2022-06-20 7:23 ` [dm-devel] " Christoph Hellwig 2022-06-05 4:00 ` Bart Van Assche 2022-06-05 4:00 ` Bart Van Assche 2022-06-03 6:55 ` [PATCH 10/11] scsi: Use BLK_STS_RSV_CONFLICT " Mike Christie 2022-06-03 6:55 ` [dm-devel] " Mike Christie 2022-06-03 6:55 ` [PATCH 11/11] scsi: target: Handle BLK_STS_RSV_CONFLICT Mike Christie 2022-06-03 6:55 ` [dm-devel] " Mike Christie 2022-06-03 11:46 ` [PATCH 0/8] Use block pr_ops in LIO Christoph Hellwig 2022-06-03 11:46 ` [dm-devel] " Christoph Hellwig 2022-06-03 17:55 ` Mike Christie 2022-06-03 17:55 ` [dm-devel] " Mike Christie 2022-06-20 7:12 ` Christoph Hellwig 2022-06-20 7:12 ` [dm-devel] " Christoph Hellwig 2022-06-05 4:01 ` Bart Van Assche 2022-06-05 4:01 ` Bart Van Assche 2022-06-05 16:55 ` Mike Christie 2022-06-05 16:55 ` Mike Christie 2022-06-05 18:15 ` Bart Van Assche 2022-06-05 18:15 ` Bart Van Assche 2022-06-06 16:38 ` Mike Christie [this message] 2022-06-06 16:38 ` Mike Christie
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