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2.10 Datarate Graphs:

1 Real Time Data Rate of the chosen device (Y) against time in seconds (X) recorded

last minute and this minute. A useful tool to use during long copy and paste opera-‐
tions to test the speeds of the transfer at different points in time.

2 Real Time Data Rate of the chosen device (Y) against time in seconds (X) recorded

last hour and this hour

3 Real Time Data Rate of the chosen device (Y) against time in seconds (X) recorded

last day and this day

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QOS 8-Bay User Manual

QOS Server is a subsidary of Ocean Tides Productions Ltd. © Copyright 2013

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Содержание QOS 8-Bay

Страница 1: ... 1 QOS 8 High Speed RAID Owner s Manual Not for Redistribution QOS 8 Bay User Manual ...

Страница 2: ...11 2 5 Scan See Performance Stats 12 2 6 Configurations and Log Files 13 2 7 Users 16 2 8 Parameters 18 2 9 Datarate Statistics 21 2 10 Datarate Graphs 22 2 11 LUN Details 24 2 11 Slot Details 25 2 12 SMART Info 26 2 13 Sensors 28 2 14 Adapters 28 Chapter 3 Changing the IP Address of the QOS Ethernet Ports 29 Chapter 4 Formatting a Direct Attached Data LUN 30 4 1 Mac OSX 30 4 2 Windows 7 8 32 and ...

Страница 3: ... possibility of such damages In particu lar Ocean Tides Productions ltd Shall not have liability for any hardware software or data stored or used with the product including the costs of repairing replacing integrat ing installing or recovering such hardware software or data 1 3 Caution Do not use any other power cable than a standard 120V 20A do not modify any of the cables or connectors Do not ex...

Страница 4: ...s and a red light indicates a drive is failing The QOS drives are hot swappable and can be removed by unscrewing the mounting screws holding the drives in place Take care not to leave the front panel off and let excessive dust and debris enter through the front because it will be sucked into the system by the fans possibly causing damage The front panel can be locked with a key preventing access t...

Страница 5: ...e QOS 8 System from the drive firmware such as factory information total read write errors and temperature In RAID6 mode the QOS can also stripe as RAID0 two drives can fail on the system without losing any data The drive that has failed will immediately be marked with a red light on the front 1 Ethernet Port 0 one of two ports used to connect by TCP IP to clients or switch 2 Ethernet Port 1 one o...

Страница 6: ...maRAID Slots Warning The Slots menu only judges the health of the drives reconstruction status is viewed only from the RAID Details menu A drive that is reconstructing will still count as one less drive of redundancy NumaRAID RAID Details If a drive starts to fail it should be replaced immediately with a new working drive Only spare drives provided by QOS Servers should be used for drive replaceme...

Страница 7: ...eating the LUNs configuring the RAID and running diagnostics are all accomplished through NumaRAID the software RAID engine of the QOS 8 bay There are no downloads or drivers required to access NumaRAID configuration takes place over a direct Ethernet connection to the back of the QOS s by typing the IP address into a browser followed by 10000 ex 10 0 1 101 1000 The IP and network information of b...

Страница 8: ...fari Firefox Chrome from client If the Ethernet has been successfully configured you will be presented with the Webmin intro page Note If you can t see anything and you have the correct Ethernet settings try restarting the client and if that doesn t work reboot the server If that doesn t work contact QOS support 2 2 Logging into NumaRAID To access NumaRAID type the IP of the Ethernet port on the Q...

Страница 9: ...OS 8 Bay It is likely when you reach the main menu all settings will be locked preventing any changes To unlock click the link at the top left of the page Module Config This should allow you to enable configuration and parameter updates so that you can change NumaRAID settings 2 3 Creating a RAID If it is your first time using NumaRAID the RAID Status will read No RAID s Defined If there are avail...

Страница 10: ... data manage ment work There isn t a great deal of performance difference between the two levels First Slot and Device Count allow you to define which drives will be allocated to the new RAID set Most of the time it is best to start at drive 0 and use up all of the QOS 8 Bay s eight drives as a single RAID set On the far right the RAID status is a quick way to tell if there are any errors on the R...

Страница 11: ...ton to create the LUN The LUN Name is a user defined name for identifying the LUN between systems The Size is the total size in GB of the LUN and the Offset must be filled in when creating multiple LUNs where each LUN capacity has a value to be offset by the total of preceding LUNs The following is an example of multiple LUNs from a sin gle RAID set Total RAID Size 4000GB LUN 1 SIZE 2000 OFFSET 0 ...

Страница 12: ... and the results of the scan test in a table The upper table refers to drive read test results and the one below it refers to drive write results You can use the RAID Surface Scan menu to select a scan type Read Write and a file size to be used for the test The total hard drive sectors that fell within a certain response time will be allocated to the different table columns Some variation is norma...

Страница 13: ... to All Drives writes an updated version of the config file to the drives in the RAID and Re cover Configuration from Drive to File will write a config file for a given drive individually Caution Reloading the current config will temporarily disconnect all clients Underneath the Configurations options there is the Trace File Actions table Trace is a record of logged information about QOS 8 Bay s s...

Страница 14: ...r than it should Entry The entry number of the command used for reference You can use the Go to En try field to jump to a particular entry uGap The time in microseconds between this event and the next event in line uSecs The time in microseconds it took to complete the command User The name of the user that performed the command Lun The number of the LUN that was targeted by the command Lun The na...

Страница 15: ...in a more visual form click the Switch to Chart Display button below the Trace log 1 LBA Logical Block Address Graph displays the logical sectors that the RAID opera tions are targeting It is the number sector where the virtual head is positioned The values are graphed as sector Y against Entry Number X This example shows a straight line because the process was a sequential read operation 1 2 4 3 ...

Страница 16: ...re is a small table to manage the Log File for the QOS RAID system Click ing the Display button will display the Log file for the entire system Our technical sup port team uses these logs to troubleshoot the QOS RAID The Reset button clears the cur rently recorded Log and starts out new Clicking Display will show a list of the operations that took place on the system along with their date and time...

Страница 17: ...below that a list of Real Time Users A Real Time User is a user that requires higher priority to the bandwidth You can select from the dropdown list who will be promoted to a real time user QOS 8 Bay User Manual QOS Server is a subsidary of Ocean Tides Productions Ltd Copyright 2013 ...

Страница 18: ...se they go across all of the drives in the RAID The de fault value is 24 This allows the computer to read 3MB ahead So for example if you were playing a standard definition video file which plays relatively slowly in relation of the array when the computer playing the video starts playing at 12MB of the file for ex ample the array has already read the next 3MB and is ready to play up to 15MB witho...

Страница 19: ...pplying the read ahead cache to non sequential sectors stripes The default value enables this If it is disabled the read ahead will only apply to sequential reads where the sectors stripes themselves are sequential Cache Flush Percentage Threshold 0 100 This controls how often when writing that the cache should write its contents to disk and empty itself The default value is 10 which means that wh...

Страница 20: ...ng the value lower would further limit non real time users Setting it higher would cache more requests Reconstruct in Advance of Drive Completion If a drive isn t performing as well as the rest this option is used to base the data on the parity instead of the data returned from the drive In many cases this can compensate for a slow drive This option is disabled by default Reconstruction Priority f...

Страница 21: ...that this function only be used when directed to do so and it must be disabled when not in use otherwise it would fill up the boot drive 2 9 Datarate Statistics The QOS has very powerful tools to monitor current system performance over time in re lation to earlier data recordings Data Rate Statistics from the main NumaRAID menu presents stats for the overall NumaRAID system User IO as well as RAID...

Страница 22: ... opera tions to test the speeds of the transfer at different points in time 2 Real Time Data Rate of the chosen device Y against time in seconds X recorded last hour and this hour 3 Real Time Data Rate of the chosen device Y against time in seconds X recorded last day and this day 1 2 3 QOS 8 Bay User Manual QOS Server is a subsidary of Ocean Tides Productions Ltd Copyright 2013 ...

Страница 23: ...ength of the NumaRAID application and QOS hardware 2 Number of commands Y within a specific response time range X recorded last hour and this hour 3 Number of commands Y within a specific response time range X recorded last day and this day 1 2 3 QOS 8 Bay User Manual QOS Server is a subsidary of Ocean Tides Productions Ltd Copyright 2013 ...

Страница 24: ...Details sub menu of NumaRAID If all you need is a MBps reading of the perfor mance of a specific LUN this menu has the tools to do it There is a dropdown menu for selecting between a Read Scan or Write Scan test and a test size Read Scan is non destructive it is a direct indicator of the internal bandwidth of and individual LUN to the RAID system The test results that appear after clicking the Seq...

Страница 25: ...rive the QOS 8 Bay drive device numbers will always read 0 7 The next three columns outline manufacturer information such as source company and product model Capacity shows the total amount of data the drive can hold in Gigabytes and the next two columns display the name of the hard drive as it is seen by the QOS 8 Bay s Linux operating sys tem The Status column reflects if the drives are function...

Страница 26: ...re two defect lists One is the Manu facturing Defect List which contains defects that were found when the manufacturer test ed the drives This list is fixed and never changes The other list is called a grown defect list which is a list of defects that occurs after the drive leaves the manufacturer This list only gets bigger hence the grown name Vendor Cache Information This is just a category head...

Страница 27: ...g powered up In fact if the drive had power and was put to sleep it would also be counted here Number of Minutes until next SMART test The drive has two diagnostic tests One is a quick test which only takes a few seconds and is run by the drive itself if not manually triggered The other is a full surface scan which is only initiated by the user In this ex ample there is 1 minute until the drive is...

Страница 28: ...s to use the keyboard and monitor or Telnet approach outlined in Chapter 3 Chang ing the IP Address of the QOS Ethernet Ports The table at the top of the Adapters menu labeled NumaRAID Network Management will have two ports listed Eth0 and Eth1 that represent the two Ethernet ports on the back of the QOS There is a dropdown to enable DHCP Dynamic Host Configuration Protocol and a field to manually...

Страница 29: ...HCP mode or another static IP address than the default use the NumaRAID Adapter settings see Chap ter 2 14 Adapters or if this isn t possible access the Linux part of the QOS MDC server using direct keyboard and monitor connection to the back or SSH protocol and the login information username root password rdserdse Type in the Linux command system config network tui Use the arrow keys to select an...

Страница 30: ...atting a Direct Attached Data LUN After the RAID and it s LUNs have been created in NumaRAID the Ethernet is no longer required to format the QOS 8 storage as a HFS or NTFS file system Note If you are using HyperFS or a similar shared file system on the QOS disregard this Chapter completely 4 1 Mac OSX Directly after being created the LUN s created with NumaRAID will be detected by Mac OSX assumin...

Страница 31: ...Disk Utility Note Make sure you have the correct drive selected so that you don t wipe out any other data unintentionally Step 2 Click the Partitions Tab QOS 8 Bay User Manual QOS Server is a subsidary of Ocean Tides Productions Ltd Copyright 2013 ...

Страница 32: ...e LUN s created using the NumaRAID GUI will appear in Windows Disk Management assuming a valid Fibre Channel connection is established 32 Bit and 64 Bit Operating system may differ slightly for instance the Initialize Disk pop up may not appear in some 32 Bit Operating Systems Keep in mind the NumaRAID GUI must be used for LUN crea tion over 2TB in a 32 Bit Windows OS QOS 8 Bay User Manual QOS Ser...

Страница 33: ...options on the left hand size choose Disk Management in 64 Bit Oper ating Systems the Initialize Disk pop up will appear Warning Proceeding from here will erase all data on the LUN QOS 8 Bay User Manual QOS Server is a subsidary of Ocean Tides Productions Ltd Copyright 2013 ...

Страница 34: ...s up choose GPT GUID Partition Table from the Partition Style selection box Step 4 Right click on the LUN in Disk Management and click New Simple Volume QOS 8 Bay User Manual QOS Server is a subsidary of Ocean Tides Productions Ltd Copyright 2013 ...

Страница 35: ...6 In the Format Partition screen choose Format this volume with the following settings of the two selection boxes Choose NTFS File System and Give the new volume a name and check the Perform Quick Format checkbox This box will greatly reduce the amount of time required to format the new volume QOS 8 Bay User Manual QOS Server is a subsidary of Ocean Tides Productions Ltd Copyright 2013 ...

Страница 36: ...are solutions and instant access to our professional support engineers Our promise is to maximize the potential of your QOS product by making sure that you have things up and running safely and securely We re here to serve you with our tech nical knowledge and experience whether its individual guidance and inquiries or industry assistance you can count on us QOS Servers Tel 1 888 788 5496 604 739 ...

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