GOTO Masanori <[EMAIL PROTECTED]> writes: > At Wed, 24 Aug 2005 20:14:43 +0200, > Zlatko Calusic wrote: >> With the latest changes in nscd functionality, namely using persistent >> database in /var/db/nscd, /var partition can't be cleanly umounted. I >> tried to avoid the problem by disabling persistent database, but even >> that didn't help because nscd keeps open descriptor to a deleted file >> in /var/run, and somehow /etc/init.d/rc inherits it. >> >> This is the relevant part of the lsof output fired just before the >> umount line in /etc/init.d/umountfs: >> >> COMMAND PID USER FD TYPE DEVICE SIZE NODE NAME >> rc 2470 root DEL REG 3,9 1093449 >> /var/run/nscd/dbUUHtCX > > Why didn't your nscd shutdown before /etc/init.d/umountfs was invoked? > Under my standard sid environment, such problem does not occur because > nscd is stopped before umount is executed. >
But it DID! To prove it, here's full lsof output, there's no mentioning of nscd running. I'm also confused how that one reference leaks to /etc/init.d/rc. But it happens on three machines, so it is very repeatable here. COMMAND PID USER FD TYPE DEVICE SIZE NODE NAME init 1 root cwd DIR 3,5 4096 2 / init 1 root rtd DIR 3,5 4096 2 / init 1 root txt REG 3,5 29664 95095 /sbin/init init 1 root mem REG 0,0 0 [heap] (stat: No such file or directory) init 1 root mem REG 3,5 90028 94966 /lib/ld-2.3.5.so init 1 root mem REG 3,5 1268116 94997 /lib/tls/i686/cmov/libc-2.3.5.so init 1 root 10u FIFO 3,5 31808 /dev/initctl migration 2 root cwd DIR 3,5 4096 2 / migration 2 root rtd DIR 3,5 4096 2 / migration 2 root txt unknown /proc/2/exe ksoftirqd 3 root cwd DIR 3,5 4096 2 / ksoftirqd 3 root rtd DIR 3,5 4096 2 / ksoftirqd 3 root txt unknown /proc/3/exe migration 4 root cwd DIR 3,5 4096 2 / migration 4 root rtd DIR 3,5 4096 2 / migration 4 root txt unknown /proc/4/exe ksoftirqd 5 root cwd DIR 3,5 4096 2 / ksoftirqd 5 root rtd DIR 3,5 4096 2 / ksoftirqd 5 root txt unknown /proc/5/exe events/0 6 root cwd DIR 3,5 4096 2 / events/0 6 root rtd DIR 3,5 4096 2 / events/0 6 root txt unknown /proc/6/exe events/1 7 root cwd DIR 3,5 4096 2 / events/1 7 root rtd DIR 3,5 4096 2 / events/1 7 root txt unknown /proc/7/exe khelper 8 root cwd DIR 3,5 4096 2 / khelper 8 root rtd DIR 3,5 4096 2 / khelper 8 root txt unknown /proc/8/exe kthread 9 root cwd DIR 3,5 4096 2 / kthread 9 root rtd DIR 3,5 4096 2 / kthread 9 root txt unknown /proc/9/exe kacpid 10 root cwd DIR 3,5 4096 2 / kacpid 10 root rtd DIR 3,5 4096 2 / kacpid 10 root txt unknown /proc/10/exe kblockd/0 11 root cwd DIR 3,5 4096 2 / kblockd/0 11 root rtd DIR 3,5 4096 2 / kblockd/0 11 root txt unknown /proc/11/exe kblockd/1 12 root cwd DIR 3,5 4096 2 / kblockd/1 12 root rtd DIR 3,5 4096 2 / kblockd/1 12 root txt unknown /proc/12/exe pdflush 13 root cwd DIR 3,5 4096 2 / pdflush 13 root rtd DIR 3,5 4096 2 / pdflush 13 root txt unknown /proc/13/exe pdflush 14 root cwd DIR 3,5 4096 2 / pdflush 14 root rtd DIR 3,5 4096 2 / pdflush 14 root txt unknown /proc/14/exe kswapd0 15 root cwd DIR 3,5 4096 2 / kswapd0 15 root rtd DIR 3,5 4096 2 / kswapd0 15 root txt unknown /proc/15/exe aio/0 16 root cwd DIR 3,5 4096 2 / aio/0 16 root rtd DIR 3,5 4096 2 / aio/0 16 root txt unknown /proc/16/exe aio/1 17 root cwd DIR 3,5 4096 2 / aio/1 17 root rtd DIR 3,5 4096 2 / aio/1 17 root txt unknown /proc/17/exe kseriod 18 root cwd DIR 3,5 4096 2 / kseriod 18 root rtd DIR 3,5 4096 2 / kseriod 18 root txt unknown /proc/18/exe saa7134[0 19 root cwd DIR 3,5 4096 2 / saa7134[0 19 root rtd DIR 3,5 4096 2 / saa7134[0 19 root txt unknown /proc/19/exe kcryptd/0 20 root cwd DIR 3,5 4096 2 / kcryptd/0 20 root rtd DIR 3,5 4096 2 / kcryptd/0 20 root txt unknown /proc/20/exe kcryptd/1 21 root cwd DIR 3,5 4096 2 / kcryptd/1 21 root rtd DIR 3,5 4096 2 / kcryptd/1 21 root txt unknown /proc/21/exe kmirrord 22 root cwd DIR 3,5 4096 2 / kmirrord 22 root rtd DIR 3,5 4096 2 / kmirrord 22 root txt unknown /proc/22/exe kirqd 23 root cwd DIR 3,5 4096 2 / kirqd 23 root rtd DIR 3,5 4096 2 / kirqd 23 root txt unknown /proc/23/exe kjournald 24 root cwd DIR 3,5 4096 2 / kjournald 24 root rtd DIR 3,5 4096 2 / kjournald 24 root txt unknown /proc/24/exe kjournald 150 root cwd DIR 3,5 4096 2 / kjournald 150 root rtd DIR 3,5 4096 2 / kjournald 150 root txt unknown /proc/150/exe kjournald 151 root cwd DIR 3,5 4096 2 / kjournald 151 root rtd DIR 3,5 4096 2 / kjournald 151 root txt unknown /proc/151/exe kjournald 152 root cwd DIR 3,5 4096 2 / kjournald 152 root rtd DIR 3,5 4096 2 / kjournald 152 root txt unknown /proc/152/exe kjournald 153 root cwd DIR 3,5 4096 2 / kjournald 153 root rtd DIR 3,5 4096 2 / kjournald 153 root txt unknown /proc/153/exe kjournald 154 root cwd DIR 3,5 4096 2 / kjournald 154 root rtd DIR 3,5 4096 2 / kjournald 154 root txt unknown /proc/154/exe kjournald 155 root cwd DIR 3,5 4096 2 / kjournald 155 root rtd DIR 3,5 4096 2 / kjournald 155 root txt unknown /proc/155/exe kjournald 156 root cwd DIR 3,5 4096 2 / kjournald 156 root rtd DIR 3,5 4096 2 / kjournald 156 root txt unknown /proc/156/exe rc 2470 root cwd DIR 3,5 4096 2 / rc 2470 root rtd DIR 3,5 4096 2 / rc 2470 root txt REG 3,5 667340 75 /bin/bash rc 2470 root mem REG 0,0 0 [heap] (stat: No such file or directory) rc 2470 root mem REG 3,5 90028 94966 /lib/ld-2.3.5.so rc 2470 root mem REG 3,5 1268116 94997 /lib/tls/i686/cmov/libc-2.3.5.so rc 2470 root mem REG 3,5 11176 94998 /lib/tls/i686/cmov/libdl-2.3.5.so rc 2470 root DEL REG 3,9 1093449 /var/run/nscd/dbUUHtCX rc 2470 root mem REG 3,5 266956 95089 /lib/libncurses.so.5.4 rc 2470 root 0u CHR 5,1 32957 /dev/console rc 2470 root 1u CHR 5,1 32957 /dev/console rc 2470 root 2u CHR 5,1 32957 /dev/console rc 2470 root 255r REG 3,5 2235 64133 /etc/init.d/rc S40umount 2804 root cwd DIR 3,5 4096 2 / S40umount 2804 root rtd DIR 3,5 4096 2 / S40umount 2804 root txt REG 3,5 667340 75 /bin/bash S40umount 2804 root mem REG 0,0 0 [heap] (stat: No such file or directory) S40umount 2804 root mem REG 3,5 90028 94966 /lib/ld-2.3.5.so S40umount 2804 root mem REG 3,5 1268116 94997 /lib/tls/i686/cmov/libc-2.3.5.so S40umount 2804 root mem REG 3,5 11176 94998 /lib/tls/i686/cmov/libdl-2.3.5.so S40umount 2804 root mem REG 3,5 78412 95296 /lib/tls/i686/cmov/libnsl-2.3.5.so S40umount 2804 root mem REG 3,5 42528 95484 /lib/tls/i686/cmov/libnss_files-2.3.5.so S40umount 2804 root mem REG 3,5 38448 95488 /lib/tls/i686/cmov/libnss_nis-2.3.5.so S40umount 2804 root mem REG 3,5 30428 95480 /lib/tls/i686/cmov/libnss_compat-2.3.5.so S40umount 2804 root mem REG 3,5 266956 95089 /lib/libncurses.so.5.4 S40umount 2804 root 0u CHR 5,1 32957 /dev/console S40umount 2804 root 1u CHR 5,1 32957 /dev/console S40umount 2804 root 2u CHR 5,1 32957 /dev/console S40umount 2804 root 255r REG 3,5 529 66752 /etc/init.d/umountfs lsof 2807 root cwd DIR 3,5 4096 2 / lsof 2807 root rtd DIR 3,5 4096 2 / lsof 2807 root txt REG 3,8 126648 615328 /usr/bin/lsof lsof 2807 root mem REG 0,0 0 [heap] (stat: No such file or directory) lsof 2807 root mem REG 3,5 90028 94966 /lib/ld-2.3.5.so lsof 2807 root mem REG 3,5 1268116 94997 /lib/tls/i686/cmov/libc-2.3.5.so lsof 2807 root 0u CHR 5,1 32957 /dev/console lsof 2807 root 1w REG 3,9 0 864962 /var/tmp/LSOF lsof 2807 root 2u CHR 5,1 32957 /dev/console lsof 2807 root 3r DIR 0,3 0 1 /proc lsof 2807 root 4r DIR 0,3 0 183959562 /proc/2807/fd lsof 2807 root 5w FIFO 0,6 19205 pipe lsof 2807 root 6r FIFO 0,6 19206 pipe lsof 2808 root cwd DIR 3,5 4096 2 / lsof 2808 root rtd DIR 3,5 4096 2 / lsof 2808 root txt REG 3,8 126648 615328 /usr/bin/lsof lsof 2808 root mem REG 0,0 0 [heap] (stat: No such file or directory) lsof 2808 root mem REG 3,5 90028 94966 /lib/ld-2.3.5.so lsof 2808 root mem REG 3,5 1268116 94997 /lib/tls/i686/cmov/libc-2.3.5.so lsof 2808 root 4r FIFO 0,6 19205 pipe lsof 2808 root 7w FIFO 0,6 19206 pipe -- Zlatko -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]