商业银行存储测试.ppt

2009 ibm corporation,商业银行存储测试,测试内容,通过主机上逻辑卷管理器上的磁盘镜像功能实现xiv和ds8100之间的数据镜像 lvm mirror implementation step-by-step between xiv and ds8100 当某一硬件出现故障时主机上io挂起的问题 io hung issue once one hardware failure. 主机上xiv和ds8000多路径负载均衡软件的兼容性问题 os multi-path software compatibility between ds8k sddpcm and xiv mpio 在informix数据库下快照的最小间隔问题 snapshot minimal interval on informix,商业银行存储测试架构图,ds8300,xiv,p570,主机上xiv和ds8000多路径负载均衡软件的兼容性问题 os multi-path software compatibility between ds8k sddpcm and xiv mpio *sddpcm 2.4.0.2 offically be compatible with xiv mpio 1.0.3 ( aix 5.3 tl9 or above) 2 dedicated hba connect with xiv 2 dedicated hba connect with ds8k san switch zoning isolate,测试内容（1）,测试内容（2）,通过主机上逻辑卷管理器上的磁盘镜像功能实现xiv和ds8100之间的数据镜像 lvm mirror implementation step-by-step between xiv and ds8100 ds8k host mapping (4*500gb lun) xiv host mapping (4*500gb lun) install xiv hak 1.0.3 on aix 5.3 tl9 install xiv cli 2.4.1 on aix change mpio to “failover” mode ( for aix 5.3 tl9 or older) change fc_erro_ercov to “fast_fail” if san env #chhba f fast-fail p change max_xfer_size and mum_cmd_elems to desired vaules #chhba m 0x200000 n 2048 p change queue-depth to 64 ( #chxiv f 64) change mpio path priortitization ( #chpathxiv s d) create mirror vg related command mkvg,mirrorvg,importvg,extendvg,reducevg,varyoffvg,varyonvg,exportvg,当某一硬件出现故障时主机上io挂起的问题 io hung issue once one hardware failure. tuning parameter vg quorum : no fc dyntrk : yes fc fc_err_recov : fast_fail lv allocate each logical partition copy : superstrict lv the schedule policy : parallel lv mirror write consistency : passive lv rw-timeout : 30 once one of mirror pair failed, all vg related operation command looks suspend vg will be automatic recovered if ds8000 fail, io hung time is 19 seconds once hardware restore, vg will automatic resync through “varyonvg” command issue “lsvg vgname” to check “ stale partition” number, if 0 means full sync.,测试内容（3）,在informix数据库下快照的最小间隔问题 snapshot minimal interval on informix install informix dynamic server 11.50 create a application that insert data into database every second run “onmode c block” as informix less than 1 second start snapshot on xiv and map snapshot lun to p570 very fast, 20 lun need about 4 seconds and 40 lun need about 7 seconds. run “onmode c unblock” as informix less than 1 second during database suspend status, application is waiting,dont need stop run “cfgmgr” to probe new pv importvg new pv start new informix instance. informix startup ok,测试内容（4）,在informix数据库下快照的最小间隔问题 snapshot minimal interval on informix suggestion about interval snapshot once a hour during 8:00am to 18:00pm snapshot at