Ìîíòèðîâàíèå NFS

**Ujeen** · 16-08-2007, 21:31

Íàðîä, åùå ðàç ïîäíèìàþ ýòó òåìó

Ïðîáëåìó òàê è íå ðåøèë. Ïîñëåäíåå âðåìÿ ïðèõîäèòñÿ ðåáóòèòü ðîóòåð îò 5 äî 10 ðàç ïîêà nfs íîðìàëüíî íå çàðàáîòàåò. Óæàñíî äîñòàëî ýòî. Ìîæåò ïðîáëåìà â òîì, ÷òî äèñê ìîóíòèòüñÿ íå óñïåâàåò ïåðåä ïîäíÿòèåì nfsd ?
ïîìîãèòå ...

**Maximus43** · 18-12-2007, 00:53

Ïðèâåòñòâóþ âñåõ!
Ó ìåíÿ âîçíèêëè ñëåäóþùèå ïðîáëåìû:
- ïîñëå òîãî, êàê ó ÿ ïîìåíÿë âíåøíèé âèíò (òóïî ñêîïèðîâàë ïîä ëèíóêñîì ñîäåðæèìîå ñòàðîãî âèíòà íà íîâûé) âîçíèêëè ñëåäóþùèå îøèáêè ïðè èñïîëüçîâàíèè êîìàíä mount è df:

Code:

[admin@router root]$ mount
mount: no /etc/mtab

Code:

[admin@router root]$ df
Filesystem           1k-blocks      Used Available Use% Mounted on
df: /etc/mtab: No such file or directory

Ëå÷èòñÿ êîìàíäîé ln -s /proc/mounts /etc/mtab, íî òîëüêî äî ñëåäóþùåé ïåðåçàãðóçêè. ×òî ÿ ïîëîìàë?

- ïîïûòàëñÿ ïîäêëþ÷èòü NFS ðåñóðñ. Âîçíèêëè ñëåäóþùèå ïðîáëåìû:

Code:

[admin@router root]$ insmod nfs
insmod: unresolved symbol rpc_wake_up_task

Code:

[admin@router root]$ mount -t nfs 10.0.0.10:/nfsshare /opt/dlink   
mount: mounting 10.0.0.10:/nfsshare on /opt/dlink failed: No such device

Ôîðóì ÷èòàë ìàêñèìàëüíî âíèìàòåëüíî, íî ðåøåíèé íå íàø¸ë.
Ïðîøèâêà ñòîèò ïîñëåäíÿÿ.

Ïîìîãèòå, ïëèç, ðåøèòü ýòè ïðîáëåìû...

**Mam(O)n** · 18-12-2007, 01:00

Ïî ïîâîäó nfs - íóæíî åùå
insmod sunrpc
insmod lockd

**Maximus43** · 18-12-2007, 01:10

Originally Posted by Mam(O)n

Ïî ïîâîäó nfs - íóæíî åùå
insmod sunrpc
insmod lockd

Ýòè ìîäóëè ïîäãðóçèëèñü áåç ïðîáëåì. Îäíàêî, íà îáùóþ êàðòèíó ýòî íå ïîâëèÿëî.

**Mam(O)n** · 18-12-2007, 01:28

ß èìåë ââèäó, ÷òîáû çàãðóçèëñÿ ìîäóëü nfs íóæíî ïåðåä insmod nfs åùå çàãðóçèòü òå ìîäóëè.

**Maximus43** · 18-12-2007, 09:18

Originally Posted by Mam(O)n

ß èìåë ââèäó, ÷òîáû çàãðóçèëñÿ ìîäóëü nfs íóæíî ïåðåä insmod nfs åùå çàãðóçèòü òå ìîäóëè.

Ñïàñèáî!
Â òàêîé ïîñëåäîâàòåëüíîñòè ìîäóëè çàãðóçèëèñü:

insmod sunrpc
insmod lockd
insmod nfs

Òåïåðü êîìàíäà ìîíòèðîâàíèÿ (mount -t nfs 10.0.0.10:/nfsshare /opt/dlink) çàâèñëà íà íåîïðåäåë¸ííîå âðåìÿ. Óæå ìèíóò 5 âèñèò. Ïîäîæäó, è åñëè íå îæèâ¸ò - ñðóáëþ.

Ïîìîãèòå ïî ïåðâîìó âîïðîñó, ïîæàëóéñòà.
Îáíàðóæèë, ÷òî òàê æå íå ðàáîòàåò êîìàíäà who - ïèøåò ïóñòóþ ñòðî÷êó.

Äà, çàáûë íàïèñàòü - ìîíòèðîâàíèå òàê è íå ñîñòîÿëîñü, ïðèøëîñü ñðóáèòü êîìàíäó. Ïîýòîìó âòîðîé âîïðîñ òîæå àêòóàëåí.

**Oleg** · 18-12-2007, 09:32

ß áû ðàçðåøèë nfs ñåðâåð, ÷òîáû òàì âñå íóæíûå ïðîöåññû çàïóñòèëèñü. Ñêîðåå âñåãî íå õâàòàåò ïîðòìàïïåðà. Ìîæåò áûòü, åù¸ ñòîèò â îïöèè äîáàâèòü nolock.

**Maximus43** · 18-12-2007, 11:23

Originally Posted by Oleg

ß áû ðàçðåøèë nfs ñåðâåð, ÷òîáû òàì âñå íóæíûå ïðîöåññû çàïóñòèëèñü. Ñêîðåå âñåãî íå õâàòàåò ïîðòìàïïåðà. Ìîæåò áûòü, åù¸ ñòîèò â îïöèè äîáàâèòü nolock.

Äà, ñóïåð! Ñïàñèáî, Îëåã!
Äîáàâëåíèå ïîðòìàïïåðà ðåøèëî âòîðîé âîïðîñ. NFS óñïåøíî ïîäìîíòèðîâàëñÿ. Ñåé÷àñ äîáàâëþ ýòî â fstab.

Íî ÷òî äåëàòü ñ ïåðâûì âîïðîñîì? Ó ìåíÿ ïî ïðåæíåìó ïðîáëåìû ñ ýòèìè ñèìâîëüíûìè ëèíêàìè. ×òî ìíå ïåðåóñòàíîâèòü?

**Oleg** · 18-12-2007, 11:35

Ïîäîçðåâàþ, ÷òî mount ó Âàñ èç ïàêåòîâ.

Ïðîâåðèòü ïðîñòî: type mount

Ìîæíî ñîçäàòü ëèíê è ñîõðàíèòü åãî âî flashfs.

**Maximus43** · 18-12-2007, 13:17

Originally Posted by Oleg

Ïîäîçðåâàþ, ÷òî mount ó Âàñ èç ïàêåòîâ.

Ïðîâåðèòü ïðîñòî: type mount

Ìîæíî ñîçäàòü ëèíê è ñîõðàíèòü åãî âî flashfs.

Code:

[admin@router root]$ type mount
mount is a tracked alias for /opt/bin/mount

Ñîçäàâàë ëèíê è ñîõðàíÿë flashfs, íå ïîìîãëî. Ïîñëå ïåðåçàãðóçêè âñ¸ ðàâíî

Code:

[admin@router root]$ mount
mount: no /etc/mtab

**al37919** · 18-12-2007, 13:30

÷òîáû ñîõðàíèòü âî ôëàø, íóæíî /etc/mtab äîáàâèòü â /usr/local/.files

Ëèáî âòîðîé âàðèàíò --- äîáàâèòü ln -s /proc/mounts /etc/mtab â post-boot èëè post-mount

**Maximus43** · 18-12-2007, 13:37

Originally Posted by al37919

÷òîáû ñîõðàíèòü âî ôëàø, íóæíî /etc/mtab äîáàâèòü â /usr/local/.files

Ëèáî âòîðîé âàðèàíò --- äîáàâèòü ln -s /proc/mounts /etc/mtab â post-boot èëè post-mount

ÿ äåëàë echo "/tmp/etc/mtab" >> /tmp/local/.files ïåðåä ñîõðàíåíèåì.
Íî ïîõîæå ïðîáëåìà ãëóáæå, âñ¸ ÷òî ÿ ñîçäàþ â /etc íå ñîõðàíÿåòñÿ ïðè ïåðåçàãðóçêå. Êàê ïðîâåðèòü, â ÷¸ì ïðîáëåìà? Ìîæåò íåò ìåñòà íà ôëåøêå èëè åù¸ ÷òî-òî?
Âîò ÷òî ïèøåò ïðè flashfs save

Code:

[admin@router /]$ flashfs save
tar: removing leading '/' from member names
tmp/local/
tmp/local/samba/
tmp/local/samba/private/
tmp/local/.files
tmp/local/etc/
tmp/local/etc/dropbear/
tmp/local/etc/dropbear/dropbear_rsa_host_key
tmp/local/etc/dropbear/dropbear_dss_host_key
tmp/local/sbin/
tmp/local/sbin/dfree
tmp/local/sbin/ct
tmp/local/sbin/openvpnd
tmp/local/sbin/post-boot
tmp/local/sbin/post-firewall
tmp/local/sbin/post-mount
tmp/local/sbin/pre-shutdown
tmp/local/sbin/nld
tmp/local/root/
tmp/local/root/test.txt
tmp/local/root/.transmission/
tmp/local/root/.transmission/cache/
tmp/local/root/.transmission/daemon/
tmp/local/root/.transmission/daemon/lock
tmp/local/root/.ncftp/
tmp/local/root/.ncftp/trace.21661
tmp/local/root/.ncftp/trace.21653
tmp/local/root/.ncftp/trace.21646
tmp/local/root/.ncftp/trace.11310
tmp/local/root/.ncftp/trace.11309
tmp/local/root/.ncftp/prefs_v3
tmp/local/root/.ncftp/history
tmp/local/root/.ncftp/log
tmp/local/root/.ncftp/firewall
tmp/local/root/.ncftp/init_v3
tmp/local/root/.ncftp/trace.2256
tmp/local/root/.ncftp/trace.3272
tmp/local/root/.ncftp/trace.319
tmp/local/root/.ncftp/bookmarks
tmp/local/root/.ncftp/trace
tmp/local/root/httpd.conf
tmp/local/root/mini_sendmail
tmp/local/root/.rtorrent.rc
tmp/local/root/.ssh/
tmp/local/root/.ssh/known_hosts
tar: /etc/smb.conf: No such file or directory
etc/passwd
etc/group
tar: /etc/smbpasswd: No such file or directory
etc/passwd
etc/group
etc/passwd
tar: error exit delayed from previous errors

íåò íè /etc/mtab, íè /etc/fstab, õîòÿ ÿ èõ òîëüêî ÷òî ñîçäàë çàíîâî.

Äîáàâëåíèå â post-mount - ýòî workaround, ò.å. íå êðóòî... :-)

**Maximus43** · 18-12-2007, 13:56

Ïîõîæå ïîðåøàë ïðîáëåìó.
Ïîïðàâèë /tmp/local/.files ðó÷êàìè, ïîñëå ýòîãî âñ¸ ñîõðàíèëîñü áåç îøèáîê. Â èòîãå îáå ïðîáëåìû ðåøåíû ïîëíîñòüþ.
Âñåì ñïàñèáî!

**bonum** · 07-03-2008, 22:32

Ïðèâåòñòâóþ, êîëëåãè!

Èìååòñÿ WL500Gp (ïðîøèâêà preview 8.17) + USB HDD 40GB, êîòîðûé ðàçìå÷åí è ìîíòèðóåòñÿ ÷åðåç /etc/fstab, ïðèâåäåííûé íèæå:

Code:

#device                 Mountpoint FStype  Options         Dump    Pass#
/dev/discs/disc0/part1  none       swap    sw              0       0
/dev/discs/disc0/part2  /opt       ext3    rw,noatime     1       1
/dev/discs/disc0/part3  /home      ext3    rw,noatime    1       1

Çàõîòåëîñü ïîäíÿòü NFS ñåðâåð íà ðîóòåðå, äëÿ ÷åãî íà ñîîòâåòñòâóþùåé web-ñòðàíèöå áûëî àêòèâèðîâàíî "Enable NFS server -> Yes" + save&reboot.

Äëÿ îïðåäåëåíèÿ nfs-øàð áûë ñîçäàí ôàéë /etc/exports âîò ñ òàêèì ñîäåðæàíèåì:

Code:

/home/hdd/public 192.168.31.0/24(rw,async,no_root_squash,anonuid=0,anongid=0)
/home/hdd/dbox	192.168.31.4(rw,async,no_root_squash,anonuid=0,anongid=0)

Êàê ÿ çàìåòèë (ïîïðàâüòå, åñëè îøèáàþñü), ñîäåðæèìîå /etc/exports ïðè çàïóñêå êîìïîíåíòîâ nfs-ñåðâåðà ÷èòàåòñÿ è ïîìåùàåòñÿ â ôàéë /var/lib/nfs/etab.

Äàþ êîìàíäó ps íà ðîóòåðå è âèæó â ïàìÿòè âñå êîìïîíåíòû nfs-ñåðâåðà, ò.å. nfsd, lockd, statd, mountd. Òî åñòü ñåðâåð çàïóùåí.
Îäíàêî ïðè ïîïûòêå ïîëó÷èòü íà êëèåíòñêîé ìàøèíå ñïèñîê äîñòóïíûõ íà ðîóòåðå nfs-øàð êîìàíäîé showmount 192.168.31.1 (ýòî àäðåñ ðîóòåðà) ìíå âûäàåòñÿ ïóñòîé ñïèñîê:

Code:

maxx@WRKLNX:~$ showmount 192.168.31.1
Hosts on 192.168.31.1:

Òàêîå îùóùåíèå, ÷òî ôàéë /etc/exports íå ïðèíèìàåòñÿ âî âíèìàíèå ïðè ñòàðòå nfs-ñåðâåðà.

Äîáàâëþ, ÷òî ôàéëîâ hosts.allow/host.deny ó ìåíÿ íå ñîçäàíî, è â iptables íèêàêèõ îãðàíè÷åíèé íà òðàôôèê â LAN íåò.

Â ÷åì, ïî âàøåìó, ìîæåò áûòü ïðè÷èíà òàêîãî ïîâåäåíèÿ nfs-ñåðâåðà (âïîëíå äîïóñêàþ, ÷òî â ìîèõ êðèâûõ ðóêàõ

)?

Áóäó ïðèçíàòåëåí çà ëþáóþ ïîìîùü.

Ñïàñèáî.

**al37919** · 08-03-2008, 17:19

Íå óâåðåí, ÷òî ðåàëüíî ìîãó ïîìî÷ü, íî ïîäåëþñü ñîáñòâåííûìè íàáëþäåíèÿìè.

ó ìåíÿ /etc/exports ñîäåðæèò:

Code:

/opt         192.168.1.10(rw,async,no_root_squash)
/opt/home    192.168.1.10(rw,async,no_root_squash)
/home        192.168.1.10(rw,async,no_root_squash)

Ñïàñèáî çà ëþáîïûòíîå íàáëþäåíèå íàñ÷åò /var/lib/nfs/etab . Ó ìåíÿ îí ñîäåðæèò:

Code:

/opt/home       192.168.1.10(rw,async,wdelay,hide,nocrossmnt,secure,no_root_squash,no_all_squash,subtree_check,secure_locks,mapping=identity,anonuid=-2,anongid=-2)
/home   192.168.1.10(rw,async,wdelay,hide,nocrossmnt,secure,no_root_squash,no_all_squash,subtree_check,secure_locks,mapping=identity,anonuid=-2,anongid=-2)
/opt    192.168.1.10(rw,async,wdelay,hide,nocrossmnt,secure,no_root_squash,no_all_squash,subtree_check,secure_locks,mapping=identity,anonuid=-2,anongid=-2)

Ê ïîèìåíîâàííîìó ñïèñêó ïðîöåññîâ ÿ áû äîáàâèë åùå portmap è rpciod --- ó ìåíÿ îíè òîæå ñèäÿò â ïàìÿòè.

Ïîïðîáóéòå ñäåëàòü äëÿ íà÷àëà îïöèè òî÷íî òàêèå æå êàê ó ìåíÿ --- ýòî òî÷íî ðàáîòàåò, à ïîòîì èçìåíÿòü èõ ïî îäíîé ÷òî ëè...

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Ìîíòèðîâàíèå NFS

Âîïðîñ ïî NFS-ñåðâåðó

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