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[79.159.142.7]) by smtp.gmail.com with ESMTPSA id a202sm14009408wmd.15.2021.09.24.15.27.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Sep 2021 15:27:38 -0700 (PDT) From: Xose Vazquez Perez To: Date: Sat, 25 Sep 2021 00:27:36 +0200 Message-Id: <20210924222736.22853-1-xose.vazquez@gmail.com> MIME-Version: 1.0 X-Patchwork-Bot: notify X-Mimecast-Impersonation-Protect: Policy=CLT - Impersonation Protection Definition; Similar Internal Domain=false; Similar Monitored External Domain=false; Custom External Domain=false; Mimecast External Domain=false; Newly Observed Domain=false; Internal User Name=false; Custom Display Name List=false; Reply-to Address Mismatch=false; Targeted Threat Dictionary=false; Mimecast Threat Dictionary=false; Custom Threat Dictionary=false X-Scanned-By: MIMEDefang 2.79 on 10.11.54.5 X-loop: dm-devel@redhat.com Cc: Xose Vazquez Perez , Martin Wilck , DM-DEVEL ML Subject: [dm-devel] [PATCH] multipath-tools: make IBM/XIV config work with alua and multibus X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=dm-devel-bounces@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit And add recommended pgfailback value. ALUA is supported since XIV_Gen2 and microcode 10.2.1 (All ports across all controllers in single Target Port Group) https://www.ibm.com/support/pages/ibm-flashsystem%C2%AE-a9000-and-a9000r-hyperswap-solution-deployment-linux%C2%AE-ibm-z-systems%C2%AE https://www.google.com/search?q=%222810XIV%22+%22path_grouping_policy%22+site%3Aibm.com Cc: Martin Wilck Cc: Benjamin Marzinski Cc: Christophe Varoqui Cc: DM-DEVEL ML Signed-off-by: Xose Vazquez Perez --- libmultipath/hwtable.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libmultipath/hwtable.c b/libmultipath/hwtable.c index 0caac0da..72f81c60 100644 --- a/libmultipath/hwtable.c +++ b/libmultipath/hwtable.c @@ -712,7 +712,8 @@ static struct hwentry default_hw[] = { .vendor = "(XIV|IBM)", .product = "(NEXTRA|2810XIV)", .no_path_retry = NO_PATH_RETRY_QUEUE, - .pgpolicy = MULTIBUS, + .pgpolicy = GROUP_BY_PRIO, + .pgfailback = 15, }, { /* TMS RamSan / FlashSystem 710/720/810/820/840/900 */ -- 2.32.0 -- dm-devel mailing list dm-devel@redhat.com https://listman.redhat.com/mailman/listinfo/dm-devel