PNG  IHDR;IDATxܻn0K )(pA 7LeG{ §㻢|ذaÆ 6lذaÆ 6lذaÆ 6lom$^yذag5bÆ 6lذaÆ 6lذa{ 6lذaÆ `}HFkm,mӪôô! x|'ܢ˟;E:9&ᶒ}{v]n&6 h_tڠ͵-ҫZ;Z$.Pkž)!o>}leQfJTu іچ\X=8Rن4`Vwl>nG^is"ms$ui?wbs[m6K4O.4%/bC%t Mז -lG6mrz2s%9s@-k9=)kB5\+͂Zsٲ Rn~GRC wIcIn7jJhۛNCS|j08yiHKֶۛkɈ+;SzL/F*\Ԕ#"5m2[S=gnaPeғL lذaÆ 6l^ḵaÆ 6lذaÆ 6lذa; _ذaÆ 6lذaÆ 6lذaÆ RIENDB` This is a rough guide, consult your storage device manufacturer documentation. ALUA is supported in some devices, but usually it's disabled by default. To enable ALUA, the following options should be changed: - EMC CLARiiON/VNX: "Failover Mode" should be changed to "4" or "Active-Active mode(ALUA)-failover mode 4" - HPE 3PAR, Primera, and Alletra 9000: "Host:" should be changed to "Generic-ALUA Persona 2 (UARepLun, SESLun, ALUA)". - Promise VTrak/Vess: "LUN Affinity" and "ALUA" should be changed to "Enable", "Redundancy Type" must be "Active-Active". - LSI/Engenio/NetApp RDAC class, as NetApp SANtricity E/EF Series and OEM arrays: "Select operating system:" should be changed to "Linux DM-MP (Kernel 3.10 or later)". - NetApp ONTAP: To check ALUA state: "igroup show -v ", and to enable ALUA: "igroup set alua yes". - Huawei OceanStor: "Host Access Mode" should be changed to "Asymmetric".