February 22, 201115 yr I initially thought I set both of my hard drives to preclear but trying to move between pages it just says no other pages. One of my drives just got done and now it is at the screen where you say Yes to preclear a drive. How do I find out which drive is precleared already? I am trying to use unMenu but I can go to the main page but any other page just says not found. It does this on any browser (chrome/firefox/explorer). I was having this problem before and setting my unraid server to local master fixed the issue but now it is doing it again.
February 22, 201115 yr Author for the unmenu problem it names it Jakes unraid server... I have my actual name set as tower. If I browse to tower:8080 I will find unmenu. If I scroll over say pkg_manager it says jakes:8080/pkg-manager. If I click it it will not work but if I just type tower:8080/pkg_manager it works fine. So how do I get it to stop calling it jakes:8080? The biggest issue right now though is finding out which drives are precleared
February 22, 201115 yr The web interface has nothing to do with pre-clear. It will not tell you anything about pre-clear status. Telnet into your server and enter cd /boot; ./preclear_disk.sh -l. This will list pre-clear candidates. Then enter ./preclear_disk.sh -t /dev/XXX, where XXX is a drive value given by ./preclear_disk.sh -l. This will let you know if the drive has been pre-cleared.
February 22, 201115 yr Author well I actually went into network places then my server and my flash drive and the preclear log. only hard drive listed in there is sdb not sda so I think that tells me it just did sdb as well? So anyone have any ideas on the unmenu problem?
February 22, 201115 yr for the unmenu problem it names it Jakes unraid server... I have my actual name set as tower. If I browse to tower:8080 I will find unmenu. If I scroll over say pkg_manager it says jakes:8080/pkg-manager. If I click it it will not work but if I just type tower:8080/pkg_manager it works fine. So how do I get it to stop calling it jakes:8080? The biggest issue right now though is finding out which drives are precleared For it to be calling the server "jakes" you must have exited the unmenu.conf file to add jakes as the server name? My advice... delete the unmenu.conf file. run unmenu_install -u and let it download you a new fresh one. What on your LAN is (or was) named "Jakes" ? Have you tried clearing your browser's cache? Do you have a "hosts" entry on your PC for "jakes" Did you at one time use the same motherboard for a PC names "jakes" ? (and you need to reboot your router.) Joe L.
February 22, 201115 yr Author for the unmenu problem it names it Jakes unraid server... I have my actual name set as tower. If I browse to tower:8080 I will find unmenu. If I scroll over say pkg_manager it says jakes:8080/pkg-manager. If I click it it will not work but if I just type tower:8080/pkg_manager it works fine. So how do I get it to stop calling it jakes:8080? The biggest issue right now though is finding out which drives are precleared For it to be calling the server "jakes" you must have exited the unmenu.conf file to add jakes as the server name? My advice... delete the unmenu.conf file. run unmenu_install -u and let it download you a new fresh one. What on your LAN is (or was) named "Jakes" ? Have you tried clearing your browser's cache? Do you have a "hosts" entry on your PC for "jakes" Did you at one time use the same motherboard for a PC names "jakes" ? (and you need to reboot your router.) Joe L. At work now but I'll have to try all this when I get home. i can't remember ever naming anything to jakes and this is a brand new motherboard. Only thing I can think of is I changed the name from Tower to jakes unraid server but changed it back.
February 22, 201115 yr for the unmenu problem it names it Jakes unraid server... I have my actual name set as tower. If I browse to tower:8080 I will find unmenu. If I scroll over say pkg_manager it says jakes:8080/pkg-manager. If I click it it will not work but if I just type tower:8080/pkg_manager it works fine. So how do I get it to stop calling it jakes:8080? The biggest issue right now though is finding out which drives are precleared For it to be calling the server "jakes" you must have exited the unmenu.conf file to add jakes as the server name? My advice... delete the unmenu.conf file. run unmenu_install -u and let it download you a new fresh one. What on your LAN is (or was) named "Jakes" ? Have you tried clearing your browser's cache? Do you have a "hosts" entry on your PC for "jakes" Did you at one time use the same motherboard for a PC names "jakes" ? (and you need to reboot your router.) Joe L. At work now but I'll have to try all this when I get home. i can't remember ever naming anything to jakes and this is a brand new motherboard. Only thing I can think of is I changed the name from Tower to jakes unraid server but changed it back. Your browser in your PC might have it cached. (Or your router)
February 22, 201115 yr Author for the unmenu problem it names it Jakes unraid server... I have my actual name set as tower. If I browse to tower:8080 I will find unmenu. If I scroll over say pkg_manager it says jakes:8080/pkg-manager. If I click it it will not work but if I just type tower:8080/pkg_manager it works fine. So how do I get it to stop calling it jakes:8080? The biggest issue right now though is finding out which drives are precleared For it to be calling the server "jakes" you must have exited the unmenu.conf file to add jakes as the server name? My advice... delete the unmenu.conf file. run unmenu_install -u and let it download you a new fresh one. What on your LAN is (or was) named "Jakes" ? Have you tried clearing your browser's cache? Do you have a "hosts" entry on your PC for "jakes" Did you at one time use the same motherboard for a PC names "jakes" ? (and you need to reboot your router.) Joe L. At work now but I'll have to try all this when I get home. i can't remember ever naming anything to jakes and this is a brand new motherboard. Only thing I can think of is I changed the name from Tower to jakes unraid server but changed it back. Your browser in your PC might have it cached. (Or your router) Ah ok thank you! unrelated question... when preclearing the drives it says they will no be 4k alligned. They are seagate 2tb LP drives. Do these need to be 4k alligned? If so can I change it after it has been precleared (saw an option for this)?
February 22, 201115 yr They don't need to be 4K MBR Aligned for optimal performance, but they can be as can all 512byte native sector drives. After a drive is precleared but before you assign it to the array, you can use the -C option of preclear_disk.sh to change the alignment from Sector 63 (UnAligned) to Sector 64 (Aligned). It takes only a few seconds to do so. Remember to always check for updates to the latest preclear_disk.sh available before you use it.
February 22, 201115 yr Author They don't need to be 4K MBR Aligned for optimal performance, but they can be as can all 512byte native sector drives. After a drive is precleared but before you assign it to the array, you can use the -C option of preclear_disk.sh to change the alignment from Sector 63 (UnAligned) to Sector 64 (Aligned). It takes only a few seconds to do so. Remember to always check for updates to the latest preclear_disk.sh available before you use it. sorry very new to this... use the -C option? and how do I check for updates? If they get optimal performance without being 4k aligned what is the reasoning for doing so on these drives?
February 22, 201115 yr The reason for using Sector 64 Alignment on non Advanced Format drives is merely to make things easier. There is only 1 situation in which you should not use Sector 64 -- for a JUMPERED WD EARS drive. All other drives using Sector 64 / 4K MBR Alignment will produce optimal performance. It thus becomes a set it and forget it item once you're using unRAID 4.7. Currently the only way to check for updates to Preclear is to visit the forum thread for PreClear to see if a newer one is attached. To invoke the -C option you would use something like this: preclear_disk.sh -C 64 /dev/sd# where you specify the non-array drive you wish to change. You just specify the options after the script name and before the drive specifier. To see the list of all the options in preclear you can invoke: preclear_disk.sh -?.
February 22, 201115 yr Author The reason for using Sector 64 Alignment on non Advanced Format drives is merely to make things easier. There is only 1 situation in which you should not use Sector 64 -- for a JUMPERED WD EARS drive. All other drives using Sector 64 / 4K MBR Alignment will produce optimal performance. It thus becomes a set it and forget it item once you're using unRAID 4.7. Currently the only way to check for updates to Preclear is to visit the forum thread for PreClear to see if a newer one is attached. To invoke the -C option you would use something like this: preclear_disk.sh -C 64 /dev/sd# where you specify the non-array drive you wish to change. You just specify the options after the script name and before the drive specifier. To see the list of all the options in preclear you can invoke: preclear_disk.sh -?. ok thank you. So just changing it in the web management wouldn't work? Not home now but I remember seeing a drop down box to change to 4k aligned. Also right now I have a monitor and keyboard hooked up to my unraid server. For future reference, if running headless how do you issue these commands? Can you?
February 22, 201115 yr The reason for using Sector 64 Alignment on non Advanced Format drives is merely to make things easier. There is only 1 situation in which you should not use Sector 64 -- for a JUMPERED WD EARS drive. All other drives using Sector 64 / 4K MBR Alignment will produce optimal performance. It thus becomes a set it and forget it item once you're using unRAID 4.7. Currently the only way to check for updates to Preclear is to visit the forum thread for PreClear to see if a newer one is attached. To invoke the -C option you would use something like this: preclear_disk.sh -C 64 /dev/sd# where you specify the non-array drive you wish to change. You just specify the options after the script name and before the drive specifier. To see the list of all the options in preclear you can invoke: preclear_disk.sh -?. ok thank you. So just changing it in the web management wouldn't work? Not home now but I remember seeing a drop down box to change to 4k aligned. Also right now I have a monitor and keyboard hooked up to my unraid server. For future reference, if running headless how do you issue these commands? Can you? telnet, using PuTTY on Windows or Terminal on a Mac
February 22, 201115 yr Author One more question.... As soon as I get home my second drive should be done preclearing. When I get this setup and am ready to transfer files do you guys recommend moving data first then adding the parity or doing it all at once? What did you do?
February 23, 201115 yr If you are not deleting your source files as you transfer I recommend using a data drive without parity while transferring the files using TeraCopy or some other program with file verification. After all files are transferred then you need to do two things. The first is assign the parity drive and let it finish calculating parity. The second is to do a parity check. Without the parity check you have no idea if the parity calculated is actually correct.
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