Ïîäêëþ÷åíèå SAN NetGear SC101 ê ðîóòåðó

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15-08-2008, 13:48
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Ïîäêëþ÷åíèå SAN NetGear SC101 ê ðîóòåðó

Äîáðîãî âðåìåíè.

Êàê ìíîãèå â îïðåäåëåííûé ìîìåíò, îçàäà÷èëñÿ ïîäêëþ÷åíèåì âèí÷åñòåðà ê ñâîåìó WL500gP. Îäíî âðåìÿ ïîëüçîâàëñÿ îáû÷íûì usb-ide ïåðåõîäíèêîì, íî ðåøèë óâåëè÷èòü îáúåì è ñðàçó ïîÿâèëñÿ øóì, äà è ñêîðîñòü íå óñòðàèâàëà. Âûõîäîì èç ýòîé ñèòóàöèè óâèäåë ñåòåâîé äèñêîâûé ìàññèâ. Ïîïðîáîâàâ ñàìûé äåøåâûé AgeStar NUB3AR, è ïîëó÷èâ ñêîðîñòü ïî ñåòè ìåíüøóþ, ÷åì ïðè ïîäêëþ÷åíèè âèí÷åñòåðà ïî usb ê ñâîåìó asus`ó(êîòîðàÿ êàê èçâåñòíî è òàê íå âûñîêà) - ïåðåïëåâàëñÿ è íà÷àë èñêàòü àëüòåðíàòèâíûå âàðèàíòû.
ÒÒÕ ÿ ðàññìàòðèâàë òàêèå:
1. Âîçìîæíîñòü õðàíåíèÿ ôàéëîâ, ðàçìåðîì áîëåå 4 Ãá, ò.å. ÍÅ ôàéëîâàÿ ñèñòåìà fat. Æåëàòåëüíî ext2/ext3.
2. Ñêîðîñòü êîïèðîâàíèÿ ïî ñåòè áîëüøå èëè ðàâíî 3000 êèëîáàéò/ñåê.
3. Ýòî äîëæåí áûòü box, ò.å. äîëæíà áûòü âîçìîæíîñòü óñòàíîâêè âíóòðü IDE-äèñêà, íî â ïîñòàâêå ñàì äèñê íå ñîäåðæèòñÿ. Íåñêîëüêî äèñêîâ ide åñòü â íàëè÷èè, èõ óæå íåêóäà ñòàâèòü.
4. Áåçøóìíîñòü/ìàëîøóìíîñòü. Ò.å. èëè ïàññèâíîå îõëàæäåíèå èëè óïðàâëåíèå âåíòèëÿòîðîì. Ïðè íàëè÷èè õîðîøèõ ïðî÷èõ ïàðàìåòðàõ, äàííûì ìîæíî ïðåíåáðå÷ü.
5. Êðàéíå æåëàòåëüíà ñòîèìîñòü ìåíåå 3000 ðóáëåé, íî äîïóñòèìî ê ðàññìîòðåíèþ äî îáîðóäîâàíèå äî 5000 ðóáëåé.

Äëÿ ìåíÿ íà äàííûé ìîìåíò ñàìûé ïðèåìëåìûé âûáîð - NetGear SC101 (îáçîð íà ixbt).
1. Åñòü ïîääåðæêà êâàçè-NTFS, ñëåäîâàòåëüíî ïðîáëåì ñ áîëüøèìè ôàéëàìè íå áóäåò.
2. Ïî òåñòàì ixbt - ìèíèìàëüíàÿ ñêîðîñòü çàïèñè 5,15 ÌÁ/ñ (íå â RAID).
3. Ýòî êîðîáêà äëÿ óñòàíîâêè 2(äâóõ!) ide äèñêîâ.
4. Âåíòèëÿòîðû îòñóòñòâóþò.
5. Íà ïðàéñ.ðó öåííèê îêîëî 5000 ðóáëåé. Â îäíîé êîìïàíèè, â Ïèòåðå, ìíå ïðåäëîæèëè åãî ìåíüøå ÷åì çà 3000 ðóáëåé.

Òî åñòü, òðåáîâàíèÿì ìîåãî ÒÒÕ óäîâëåòâîðÿåò.
Òåïåðü ìèíóñû:
1. Ãðååòñÿ äîñòàòî÷íî ñèëüíî.
2. Öèòàòà ñ ixbt: "...NetGear Storage Central 101 ÿâëÿåòñÿ íå NAS (Network Attached Storage), à SAN (Storage Area Network), òî åñòü íå íàñòîëüêî ñëîæåí, ÷òîáû èìåòü ñîáñòâåííóþ ÎÑ, òî âñÿ íàãðóçêà ïî âçàèìîäåéñòâèþ ñ íèì ëîæèòñÿ íà êîìïüþòåð. Ñîîòâåòñòâåííî, óïðàâëÿþùåå ÏÎ äîëæíî áûòü óñòàíîâëåíî íà êàæäîì êîìïüþòåðå ñåòè, êîòîðûé õî÷åò èìåòü äîñòóï ê SC101! ×òî ïðèâëåêàåò: ïîñëå êîíôèãóðàöèè äèñê(è) áóäóò äîñòóïíû â ïðîâîäíèêå êàê îáû÷íûå ëîêàëüíûå..."
Îïèñàíèå ôàéëîâîé ñèñòåìû çäåñü. Äîáàâëåíî 30.08.2008 â âåðñèè firmware 4.23 ñòàâèòüñÿ sfs. Èç-ïîä ëèíóõà ìîæíî ñòàâèòü ëþáóþ èç ïîääåðæèâàåëûõ ëèíóõîì.

Ïåðâàÿ ïðîáëåìà áóäåò ðåøàòüñÿ ïî ìåðå ïîñòóïëåíèÿ, à âîò âòîðàÿ...
Äëÿ íå¸ óæå ïî÷òè åñòü ðåøåíèå - äðàéâåðà äëÿ linux íà ãóãëêîäå..
Ìîæåò êòî-íèáóäü ïîðòèðîâàòü ýòîò äðàéâåð?
Èëè õîòÿ ñîáðàòü ìîäóëü ÿäðà nbd?
Äëÿ ðàáîòû êîíåñíî íóæíî è òî è äðóãîå, íî ñàì äðàéâåð ïîïðîáóþ ñîáðàòü ñàì. À âîò ìîäóëü ÿäðà íå îñèëþ :-)
15-08-2008, 13:50
Cd_spb

NetGear SC101 (îáçîð íà ixbt).
Îïèñàíèå ôàéëîâîé ñèñòåìû.
Äðàéâåð äëÿ linux.
19-08-2008, 09:58
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Ïðè áëèæàéøåì ðàññìîòðåíèè âûÿñíèëîñü, ÷òî sc101-nbd_0.03 íå ñàìîñòîÿòåëüíûé äðàéâåð, à âçàèìîäåéñòâóåò ñ ÿäðîì ïðè ïîìîùè ìîäóëÿ ÿäðà nbd. "Äðàéâåð" sc101-nbd_0.03 óäàëîñü ñîáðàòü, íî íå óäàåòñÿ ñîáðàòü ìîäóëü ÿäðà nbd, òðåáóåòñÿ Ãóðó. Ìîæåò êòî-ëèáî ïîñïîñîáñòâîâàòü?
19-08-2008, 10:51
DemonGloom

óãó... òîëüêî èñõîäíèêè ìîäóëÿ âûëîæè :)
19-08-2008, 10:56
Cd_spb

Quote:

Originally Posted by DemonGloom

óãó... òîëüêî èñõîäíèêè ìîäóëÿ âûëîæè :)

Èñõîäíèêè êëàññè÷åñêèå - http://oleg.wl500g.info/#recompiling
19-08-2008, 12:05
lly

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Quote:

Originally Posted by Cd_spb

Èñõîäíèêè êëàññè÷åñêèå

Òû õîòåë ñêàçàòü ÷òî ðîäíûå îò ÿäðà 2.4.20 ? Íó ïîïðîáóé - íå æàëêî, à âîò çàðàáîòàåò ëè...
19-08-2008, 12:09
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Ñïàñèáî. Ñåé÷àñ ïîïðîáóåì "òåñòîâûé" âàðèàíò - áåç SC101. Ðåçóëüòàò îòïèøó.
____________________________
Òåñòîâûé âàðèàíò ðàáîòû nbd(Network Block Device) ïðîâåðåí - ðàáîòàåò.

Ñîñòàâ:
1. ìîäóëü ÿäðà nbd (kernel module) - /opt/modules/nbd.o
2. ñåðâåð nbd - /opt/bin/nbd-server
3. êëèåíò nbd - /opt/bin/nbd-client

Ðàñïàêîâàòü ïî ñîîòâåòñòâóþùèì ïóòÿì. Ñåðâåð íóæåí òîëüêî åñëè ñîáèðàåòåñü "îòäàâàòü" áëî÷íîå óñòðîéñòâî ñ ðîóòåðà.

Ïîäêëþ÷åíèå áëî÷íîãî óñòðîéñòâà, ñ ôàéëîâîé ñèñòåìîé ext3:

Code:

insmod /opt/modules/nbd.o nbd-client serverIP serverPORT /dev/nbd/0 mke2fs -j /dev/nbd/0 mount -t etx3 /dev/nbd/0 /mount/point

mke2fs - âûïîëíÿåòñÿ òîëüêî åñëè áëî÷íîå óñòðîéñòâî íå îòôîðìàòèðîâàííî.
Ìîíòèðîâàíèå ìàëåíüêèõ áëî÷íûõ óñòðîéñòâ (ïðîáîâàëè 1.4 Ìá:), íå ïîääåðæèâàåòñÿ - íåò ìåñòà äëÿ æóðíàëà.

Îòêëþ÷åíèå áëî÷íîãî óñòðîéñòâà:

Code:

unmount /dev/nbd/0 nbd-client -d /dev/nbd/0

"Ðàçäà÷à" áëî÷íîãî óñòðîéñòâà/ôàéëà:

Code:

dd if=/dev/zero of=/some/where/image bs=1M count=20 nbd-server clientPORT /some/where/image

dd... - ñîçäàíèå îáðàçà áëî÷íîãî óñòðîéñòâà ïî ïóòè /some/where/ , ñ ðàçìåðîì 20 ìåòðîâ.

Îòêëþ÷åíèå "ðàçäà÷è":

Code:

killall nbd-server

Ñëåäóþùèì øàãîì áóäåò ïðîâåðêà è ïîêóïêà SC101. Óæå óäàëîñü ñêîìïèëèðîâàòü äëÿ íåãî "äðàéâåð" - "ut" (ôàéë sc101-wl500g.tar.gz)
29-08-2008, 15:52
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Ïîêóïêà ñîñòîÿëàñü. Êóïëåí îáûêíîâåííûé SC101 - ÍÅ Turbo, áåç âåíòèëÿòîðîâ.
Âñå ÷òî îïèñûâàåòñÿ äàëüøå, äîëæíî ïîäõîäèòü ê âåðñèÿì NetGear SC101, NetGear SC101-100EES - ó íèõ îäèíàêîâàÿ ïðîøèâêà. Ïðî NetGear SC101T íå çíàþ, ìîæíî ïîïðîáîâàòü.

Èòàê â íàëè÷èè:
1. ASUS WL500g Premuim ñ ïðîøèâêîé WL500gp-1.9.2.7-10, ñ ôëåøêîé ïîä opt è swap, âñå ðàáîòàåò äëÿ transmission 1.22;
2. NetGear SC101 ñî âñòàâëåííûì âèí÷åñòåðîì WD Barracuda, IDE, 80 GB, ñ ïîääåðæêîé ATA6(âàæíî! ñìîòðåòü çäåñü è çäåñü);
3. Íîóòáóê TninkPad T60 c WinXP Pro SP2. WinXP Pro SP2 ìîæåò áûòü âàæíî, íî íåóâåðåí;
4. Î×ÅÍÜ ãîëîâàñòûé òîâàðèù :-)
Òàê êàê WL500G íå ðàáîòàë ñ ãëîáàëüíûì áðîäêàñòîì(broadcast 255.255.255.255), ìîé òîâàðèù ïîïðàâèë ut, ÷òî áû òîò ïîíèìàë ëîêàëüíûõ áðîäêàñò (192.168.1.255 - ïåðâûå òðè ãðóïïû, ýòî ïîäñåòü â êîòîðîé ðàáîòàåò ðîóòåð è SC101).

Äàëüøå ïîïðîáóþ íàïèñàòü êàê íóæíî äåëàòü, à íå òàê êàê ìû øëè ê ýòîìó :-)
1. Ïîäêëþ÷åíèå ê ðîóòåðó ïðÿìûì êàáåëåì. Óáåäèòñÿ, ÷òî ip âûäàí - http://192.168.1.1/index.asp -> "Status & Log" -> "DHCP Leases" - äîëæíà ïîÿâèòüñÿ íîâàÿ çàïèñü.
2. Íà íîóòå(Windows) - óñòàíîâêà ñîôòà ñ äèñêà, èäóùåãî â êîìïëåêòå, îáíîâëåíèå ñ ñàéòà ñîôòà è firmware.Â ìîåì ñëó÷àå áûëî âåðñèÿ ôèðìâàðå - Firmware-V4.23.0. Ìîæíî ñêà÷àòü ïðÿìî ñ ñàéòà.
3. Ñîçäàíèå ÷åðåç "ðîäíîé ñîôò ïîä win", ðàçäåëà â SC101. Âñå òðèâèàëüíî, åñëè íå ïîëó÷àåòñÿ - ÷èòàòü èíñòðóêöèþ íà SC101. Äîáàâëåíî: Ïèøóò, ÷òî âåðñèè ñîôòà îò ñåðåäèíû 2007 ãîäà ðàáîòàëè ïîä Linux ÷åðåç Wine.
  Äàëåå âñå äåëàåòñÿ íà WL500gP ÷åðåç êîíñîëü(telnet èëè SSH).
4. Ïðîâåðêà íàõîæäåíèÿ ôàéëîâ íà ñîîòâåòñòâóþùèõ ìåñòàõ (êîìàíäà "ls "+ïóòü, íàïðèìåð "ls /opt/modules/nbd.o"):
  1. ìîäóëü ÿäðà nbd (kernel module) - /opt/modules/nbd.o;
  2. ñåðâåð nbd - /opt/bin/nbd-server;
  3. êëèåíò nbd - /opt/bin/nbd-client;
  4. Èñïðàâëåííàÿ ïðîãðàììà äëÿ ðàáîòû ñ SC101 - /opt/bin/ut;
5. Ïîäêëþ÷åíèå ìîäóëÿ ÿäðà:
  
  Code:
  
  insmod /opt/modules/nbd.o
  
  .
6. Ïîèñê âñåõ óñòðîéñòâ SC101 è ðàçäåëîâ íà íèõ:
  
  Code:
  
  ut listall 192.168.1.255
  
  Îáðàòèòü âíèìàíèå íà çàïèñü "PARTITION", â ìîåì ñëó÷àå ýòî áûëî "854F0DBA-750A-11DD-9BAE-0018F37F68FC"
7. Ïîäêëþ÷åíèå áëî÷íîãî óñòðîéñòâà:
  
  Code:
  
  ut attach PARTITION /dev/nbd/0 192.168.1.255
  
  Åñòåñòâåííî âìåñòî PARTITION äîëæíà áûòü çàïèñü èç ïðåäûäóùåãî ïóíêòà.
8. Ôîðìàòèðîâàíèå ðàçäåëà ïîä ext3:
  
  Code:
  
  mke2fs -j /dev/nbd/0
9. Ñîçäàíèå òî÷êè ìîíòèðîâàíèÿ:
  
  Code:
  
  mkdir /tmp/sc101
10. Ìîíòèðîâàíèå
  
  Code:
  
  mount -t etx3 /dev/nbd/0 /tmp/sc101
11. Òåïåðü âîçìîæíà îáû÷íàÿ ðàáîòà ñ äèñêîì íà Netgear SC101 êàê ñ êàòàëîãîì /tmp/sc101.
Ïðèêëàäûâàþ
1. ñêîìïèëèðîâàííóþ ut, êîòîðàÿ ìîæåò ðàáîòàòü ïîä WL500gP.
2. Èñïðàâëåííûå èñõîäíèêè äëÿ íå¸ æå.

Íà äàííûé ìîìåíò åñòü îäíà, íî áîëüøàÿ ïðîáëåìà - òàê êàê èñõîäíàÿ ïðîãðàììà äûëà íàïèñàíà äëÿ x86, ò.å. áûñòðîãî ïðîöåññîðà, ïèñàòåëü íå îçàáîòèëñÿ íîðìàëüíîé ðàáîòîé ñ ñîêåòàìè. Â äàííîé âåðñèè íå ðàáîòàåò ìàññîâàÿ îáðàáîòêà ôàéëîâ - âñå âèñíåò. Â ñâÿçè ñ ýòèì òðåáóåòñÿ ïåðåïèñàòü ðàáîòó ñ ñîêåòàìè. :-(
23-09-2008, 11:22
Cd_spb

Ó êîãî-íèáóäü ðàáîòàë nbd-server ïîä WL500?

Ïûòàåìñÿ çàâåñòè SC101. Âîçíèêëè íåêîòîðûå ïðîáëåìû ñ nbd.
Çàïóñêàåì nbd ñåðâåð è êëèåíò íà ðîóòåðå, è ïðè âîðìàòèðîâàíèè ðàçäåëà âñå âåøàåòñÿ íàãëóõî.
Âîïðîñ - ó êîãî-íèáóäü ðàáîòàë nbd-server ïîä äàííûìè ñåðèÿìè asus`à? Íóæíî çíàòü, ÷òî-áû ïîíÿòü - ïðèíöèïèàëüíàÿ îøèáêà èëè íåò.
27-03-2009, 21:08
SeSte

Ïîäíèìó òåìó, íà ïðîøèâêå ñ ÿäðîì 2.4.37 ïðè
insmod nbd.o ðóãàåòñÿ íà unresolved symbol __up
28-03-2009, 06:10
lly

SeSte
offtopic: áðîñèë îäíó òåìó è êèíóëñÿ íà äðóãóþ? òîãäà ðàçáèðàéñÿ ñàì.
28-03-2009, 07:38
SeSte

Ñîððè, ïðîáëåìó ÿ ïîðåøàë, îòïèøóñü â òåìå.
28-03-2009, 11:10
lly

SeSte Åñëè áû ýòî íå áûëî òåíäåíöèåé, ÿ áû òàê íå âîçìóùàëñÿ :(

À â ñëó÷àå ñ nbd âñå ïðîñòî - îòíþäü íå âñå äðàéâåðà 2.4.20 èäóò áåç ïåðåêîìïèëÿöèè íà 2.4.37