IBM SAS RAID Series Скачать руководство пользователя страница 60

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| Info

: 3.0 GBPS

+--------------------------------------+

Device

+--------------------------------------+

| SAS Address

: 5000CCA003A63941

| Port

| Status

: Operational

| Info

: 3.0 GBPS

+--------------------------------------++--------------------------------------+

| SAS Address

: 5000CCA003263941

|| SAS Address

: 5000CCA003263941

| Status

: Missing

|| Status

: Operational

+------------------------------------------------------------------------------+

Device Lun

DMP013

+------------------------------------------------------------------------------+

For SAS Fabric Path Data View, pressing the F11 key will display information similar to the following.

SAS RAID controllers for IBM i

Содержание SAS RAID Series

Страница 1: ...Power Systems SAS RAID controllers for IBM i...

Страница 2: ......

Страница 3: ...Power Systems SAS RAID controllers for IBM i...

Страница 4: ...al G229 9054 and the IBM Environmental Notices and User Guide Z125 5823 This edition applies to IBM Power Systems servers that contain the POWER6 processor and to all associated models Copyright Inter...

Страница 5: ...Chapter 5 Dual storage IOA configurations 21 Possible disk storage IOA configurations 21 Dual storage IOA functions 22 Dual storage IOA function attributes 24 Viewing dual storage IOA attributes 24 SA...

Страница 6: ...Chapter 7 SAS address and physical location information 55 Appendix Notices 57 Trademarks 58 Electronic emission notices 58 Class A Notices 58 Terms and conditions 62 iv SAS RAID controllers for IBM i...

Страница 7: ...n im Sinne 2 der Bildschirmarbeitsverordnung geeignet Laser safety information IBM servers can use I O cards or features that are fiber optic based and that utilize lasers or LEDs Laser compliance All...

Страница 8: ...equipment are suitable for connection to intrabuilding or unexposed wiring or cabling only The intrabuilding ports of this equipment must not be metallically connected to the interfaces that connect...

Страница 9: ...Chapter 1 What s new in SAS RAID controllers for IBM i This topic collection is new for the October 2009 release Copyright IBM Corp 2009 1...

Страница 10: ...2 SAS RAID controllers for IBM i...

Страница 11: ...nvolatile write cache v Support for RAID 5 and RAID 6 disk arrays and system mirroring v Supports attachment of other devices such as non RAID disks tape and optical devices v RAID disk arrays and non...

Страница 12: ...Lithium ion Not applicable2 Cache battery concurrent maintenance No No Yes4 Not applicable2 Cache data present LED No No No No Removable cache card No No No No Auxiliary write cache AWC support No No...

Страница 13: ...Figure 1 CCIN 572A PCI X266 External Dual x4 3 Gb SAS adapter Figure 2 CCIN 57B8 planar RAID enablement card Chapter 2 SAS RAID controllers for IBM i 5...

Страница 14: ...e 2 PCIe SAS RAID controller card comparison Features 57B7 57B3 574E Description PCIe x1 Auxiliary Cache adapter PCIe x8 Ext Dual x4 3 Gb SAS adapter PCIe x8 Ext Dual x4 3 Gb SAS RAID adapter Form fac...

Страница 15: ...configuration No No Yes 1 The write performance of RAID 5 and RAID 6 might be poor on adapters that do not provide write cache Consider using an adapter that provides write cache when using RAID 5 or...

Страница 16: ...oth directions simultaneously Phys are contained in SAS ports which contain one or more phys A port is a wide port if there are more than one phy in the port If there is only one phy in the port it is...

Страница 17: ...d red line indicates a path between the controller and an I O device Another path runs from the controller s port number 4 to the other port of the I O device These two paths provide two different pos...

Страница 18: ...res of PCI X SAS RAID cards for IBM i There are also images of adapters for you to view PCIe SAS RAID card comparison on page 6 Use the table in this topic to compare the features of a PCI Express PCI...

Страница 19: ...sks A RAID 6 array with a single failed disk has similar protection to that of a RAID 5 array with no disk failures If a third disk fails the array will be placed in the Failed state and will not be a...

Страница 20: ...System Mirroring but possibly lower performance RAID 6 Creates array P and Q parity information so that the data can be reconstructed if one or two disks in the array fail Provides better data redund...

Страница 21: ...ervice Tools SST menu 2 Select Display disk configuration from the Work with Disk Configuration display 3 Select Display device parity status on the Display Disk Configuration display The valid states...

Страница 22: ...storage IOA connections and AWC connections Connecting controllers in a dual storage IOA environment refers to multiple RAID controllers connected to a common set of disk enclosures and disks The AWC...

Страница 23: ...menu 3 Select Logical hardware resources buses IOPs controllers 4 Select System bus resources 5 Select the IBM Dual Storage IOA by placing a 9 Resources associated with IOP in front of the desired ad...

Страница 24: ...al Storage IOA Configuration 7 Press Page Down to display Link Status on second page Auxiliary Storage Hardware Resource Detail Remote storage IOA resource name DC01 Remote storage IOA serial number Y...

Страница 25: ...rrent level of adapter microcode Contact your technical support to verify the latest PTFs available for your specific adapters For the latest PTF group HIPER High Impact PERvasive PTF and cumulative P...

Страница 26: ...anisms that are used for other portions of the IBM i Licensed Internal Code The standard IBM i technical support procedures can be used to determine the latest available level of adapter software supp...

Страница 27: ...vice Tools The system does not need to be in dedicated service mode to display disk information Some disk configuration functions do require dedicated service mode v Work with disk units v Display dis...

Страница 28: ...r hot spare devices when you use arrays of SSDs An SSD hot spare device replaces a failed device in an SSD disk array An HDD hot spare device replaces a failed device for an HDD disk array v It is rec...

Страница 29: ...ew Possible disk storage IOA configurations This topic shows a table illustrating what is needed to have dual storage IOA configurations with RAID or system mirroring and images of dual storage IOA co...

Страница 30: ...nctions Consider these factors when using dual storage I O adapter IOA functions Figure 11 Dual storage IOA RAID configuration Figure 12 Dual storage IOA system mirroring configuration 22 SAS RAID con...

Страница 31: ...write operations to the disk arrays At any given time only one controller in the pair is optimized for the disk array The controller optimized for a disk array is the one that directly accesses the ph...

Страница 32: ...footprints between controllers Yes Dual paths to disks Yes System level mirroring Yes IBM qualified disk drives Yes IBM qualified disk expansion drawers Yes Tape or optical devices No Load source cap...

Страница 33: ...3028270DA0 Secondary Storage IOA F3 Exit F5 Refresh F6 Print F12 Cancel 8 To see details about each individual adapter type 5 Display detail in front of the adapter that you want For additional detail...

Страница 34: ...auxiliary cache is not also provided by the controllers and begins to keep an additional copy of parity footprints on disk This can significantly affect performance particularly when using RAID 5 and...

Страница 35: ...Status Y6800024F78E 433C 099 DMP001 Active DMP002 Passive Y680002AEB3D 433C 099 DMP003 Active DMP004 Passive Y6800024F754 433C 099 DMP005 Active DMP006 Passive Y6800024F771 433C 099 DMP007 Active DMP0...

Страница 36: ...MP010 Disk Unit 433C 099 Active DMP012 Disk Unit 433C 099 Active DMP014 Disk Unit 433C 099 Passive DMP016 Disk Unit 433B 099 Passive DMP018 More F3 Exit F5 Refresh F6 Print F8 Include non reporting re...

Страница 37: ...ch disk array is such that the workload is balanced between the two controllers Refer to Dual storage IOA access optimization and create or change the RAID configuration as necessary For additional de...

Страница 38: ...30 SAS RAID controllers for IBM i...

Страница 39: ...because of a suspected disk array problem IPL the system partition using D IPL media CD DVD or SAVESYS media Error Log Analysis and other tools are available on the Dedicated Service Tools menu to he...

Страница 40: ...time days 215 Adjusted power on time days 236 Estimated time to warning days 673 Estimated time to error days 756 Concurrently maintainable battery pack Yes Battery pack can be safely replaced No The...

Страница 41: ...battery pack can be replaced while the controller continues to operate Battery pack can be safely replaced Indicates if the controller s write cache has been disabled and the rechargeable cache batte...

Страница 42: ...e battery pack into error state for the I O card Press Enter d On the Force Battery Packs Into Error State display verify that the correct I O adapter has been selected and press the function key that...

Страница 43: ...d install it directly into your system unit without setting it down If it is necessary to set the device down place it on its static protective package If your device is a controller place it componen...

Страница 44: ...o that the pen or equivalent can go around the tip of the rivet but small enough that it does not slide over the rivet and contact the battery assembly bracket b Slide the card off the edge of the wor...

Страница 45: ...ble battery pack 1 Using the following illustration to locate the battery components verify that the cache data present LED C is not flashing If it is flashing do not continue return to Forcing a rech...

Страница 46: ...d Replacing a 574E concurrent maintainable battery pack Use this procedure to replace the concurrent maintainable battery pack on adapter type CCIN 574E Attention Before continuing with this procedure...

Страница 47: ...Packs display and select the Start IOA cache Press Enter b Ensure that you get the message Cache was started Replacing a 572F 575C card set concurrent maintainable battery pack Use this procedure to...

Страница 48: ...rk with Resources containing Cache Battery Packs display and select the Start IOA cache Press Enter b Ensure that you get the message Cache was started Separating the 572F 575C card set and moving the...

Страница 49: ...omplete the following steps 1 Label both sides of the card before separating them 2 Place the 572F 575C card set adapter on an ESD protective surface and orient it as shown in Figure 19 3 To prevent p...

Страница 50: ...face A Interconnect connector 5 Turn the 572F storage adapter over so the components are facing up Locate the cache directory card D on the 572F storage adapter The cache directory card is the small r...

Страница 51: ...it on the connector and mounting pegs 8 To reassemble the cards perform the preceding procedure in reverse order When connecting the two adapters together carefully align guide pins B on each side of...

Страница 52: ...ssette installations only If you are installing the 572F 575C card set adapter into a cassette perform the following steps a Remove the adapter handle B as shown in Figure 25 on page 45 Figure 24 Reas...

Страница 53: ...u here This ends this procedure Viewing SAS fabric path information Use the Hardware Service Manager to view details of the SAS fabric information Perform the following steps to view the SAS fabric in...

Страница 54: ...19 Operational Operational DMP021 Operational Operational DMP007 Operational Operational DMP011 Operational Operational DMP013 Operational Operational DMP024 Operational Operational DMP026 Operational...

Страница 55: ...s 500A0B82FC269000 Port 22 Port 22 Status Operational Status Operational SAS Address 500A0B8370F9D000 SAS Address 500A0B82FC269000 Port 5 Port 5 Status Operational Status Operational Info 3 0 GBPS Inf...

Страница 56: ...l 3 0 GBPS 4 5000CCA00357B5CF Device 0 Operational 3 0 GBPS 5 5000CCA00317B5CF Device Lun 5 Operational Status 0 1 5005076C07377C01 Adapter 2 Operational 3 0 GBPS 2 500A0B82FC269000 Expander 22 Operat...

Страница 57: ...ric path information This data becomes helpful in determining the cause of configuration or SAS fabric problems The following example assumes a cascaded disk enclosure with a broken connection on one...

Страница 58: ...l DMP003 Operational Operational DMP012 Operational Operational DMP013 Failed Operational DMP014 Failed Operational DMP015 Failed Operational DMP024 Failed Operational D01 Operational D02 Operational...

Страница 59: ...ddress 500A0B81E1AA9000 SAS Address 500A0B81E1B07000 Port 20 Port 20 Status Operational Status Operational Info 3 0 GBPS Info 3 0 GBPS SAS Address 0000000000000000 SAS Address 500A0B81E1B07000 Port FF...

Страница 60: ...rational Info 3 0 GBPS SAS Address 5000CCA003263941 SAS Address 5000CCA003263941 Status Missing Status Operational Device Lun DMP013 For SAS Fabric Path Data View pressing the F11 key will display inf...

Страница 61: ...AA9000 Expander FF Missing Status 0 4 5000CCA003263941 Device Lun 1 Missing Status 0 1 5005076C07434609 Adapter 6 Operational 3 0 GBPS 2 500A0B81E1B07000 Expander 20 Operational 3 0 GBPS 3 500A0B81E1B...

Страница 62: ...54 SAS RAID controllers for IBM i...

Страница 63: ...ler and device For example a device connected through a single expander might show an expander port of 1A while a device connected through a cascaded expander might show an expander port of 5A that is...

Страница 64: ...Figure 27 Example of SAS subsystem unit addresses 56 SAS RAID controllers for IBM i...

Страница 65: ...rated in new editions of the publication The manufacturer may make improvements and or changes in the product s and or the program s described in this publication at any time without notice Any refere...

Страница 66: ...t data verification before relying on such data in sensitive or critical operations Users should periodically check the manufacturer s support websites for updated information and fixes applicable to...

Страница 67: ...bility for any failure to satisfy the protection requirements resulting from a non recommended modification of the product including the fitting of non IBM option cards This product has been tested an...

Страница 68: ...Statement People s Republic of China Declaration This is a Class A product In a domestic environment this product may cause radio interference in which case the user may need to perform practical act...

Страница 69: ...hne Zustimmung der IBM ver ndert bzw wenn Erweiterungskomponenten von Fremdherstellern ohne Empfehlung der IBM gesteckt eingebaut werden EN 55022 Klasse A Ger te m ssen mit folgendem Warnhinweis verse...

Страница 70: ...utside your enterprise without the express consent of the manufacturer Except as expressly granted in this permission no other permissions licenses or rights are granted either express or implied to t...

Страница 71: ......

Страница 72: ...Printed in USA...

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