[bug?] linux 2.3.99pre6-1 alt-sysreq not Syncing?

From: bert hubert (ahu@ds9a.nl)
Date: Fri Apr 14 2000 - 06:56:50 EST


Yesterday, I shut down my computer manually by doing alt-sysreq-s a few
times (sync), and then emergency remount read/only. This used to work fine
on my workstation.

This morning when I booted it appeared that the sync had not been performed,
there were lots of 'deleted inode X has unset dtime' notices, and even 2
unattached inodes.

I don't remember pressing S that much, but I may have. From my
/var/log/messages:

Apr 13 00:46:19 debian kernel: SysRq: unRaw saK Boot Sync Unmount showPc
showTasks showMem loglevel0-8 tErm kIll killalL
Apr 13 00:46:20 debian kernel: SysRq: Emergency Sync
Apr 13 00:46:21 debian kernel: Syncing device 03:43 ... OK
Apr 13 00:46:21 debian kernel: Syncing device 3a:00 ... OK
Apr 13 00:46:21 debian kernel: Done.
Apr 13 00:46:22 debian kernel: SysRq: Emergency Sync
Apr 13 00:46:22 debian kernel: Syncing device 03:43 ... OK
Apr 13 00:46:22 debian kernel: Syncing device 3a:00 ... OK
Apr 13 00:46:22 debian kernel: Done.
Apr 13 00:46:22 debian kernel: SysRq: Emergency Sync
Apr 13 00:46:22 debian kernel: Syncing device 03:43 ... OK
Apr 13 00:46:22 debian kernel: Syncing device 3a:00 ... OK
Apr 13 00:46:22 debian kernel: Done.
Apr 13 00:46:23 debian kernel: SysRq: Emergency Sync
Apr 13 00:46:23 debian kernel: Syncing device 03:43 ... OK
Apr 13 00:46:23 debian kernel: Syncing device 3a:00 ... OK
Apr 13 00:46:23 debian kernel: Done.
Apr 13 00:46:23 debian kernel: SysRq: Emergency Sync
Apr 13 00:46:23 debian kernel: Syncing device 03:43 ... OK
Apr 13 00:46:23 debian kernel: Syncing device 3a:00 ... OK
Apr 13 00:46:23 debian kernel: Done.
Apr 13 00:46:23 debian kernel: SysRq: Emergency Sync
Apr 13 00:46:23 debian kernel: Syncing device 03:43 ... OK
Apr 13 00:46:23 debian kernel: Syncing device 3a:00 ... OK
Apr 13 00:46:23 debian kernel: Done.
Apr 13 00:46:24 debian kernel: SysRq: Emergency Sync
Apr 13 00:46:24 debian kernel: Syncing device 03:43 ... OK
Apr 13 00:46:24 debian kernel: Syncing device 3a:00 ... OK
Apr 13 00:46:24 debian kernel: Done.
Apr 13 00:46:24 debian kernel: SysRq: Emergency Sync
Apr 13 00:46:24 debian kernel: Syncing device 03:43 ... OK
Apr 13 00:46:24 debian kernel: Syncing device 3a:00 ... OK
Apr 13 00:46:24 debian kernel: Done.
Apr 13 00:46:24 debian kernel: SysRq: Emergency Sync
Apr 13 00:46:24 debian kernel: Syncing device 03:43 ... OK
Apr 13 00:46:24 debian kernel: Syncing device 3a:00 ... OK
Apr 13 00:46:24 debian kernel: Done.
Apr 13 00:46:25 debian kernel: SysRq: Emergency Sync
Apr 13 00:46:25 debian kernel: Syncing device 03:43 ... OK
Apr 13 00:46:25 debian kernel: Syncing device 3a:00 ... OK
Apr 13 00:46:25 debian kernel: Done.
Apr 13 00:46:26 debian kernel: SysRq: Emergency Sync
Apr 13 00:46:26 debian kernel: Syncing device 03:43 ... OK
Apr 13 00:46:26 debian kernel: Syncing device 3a:00 ... OK
Apr 13 00:46:26 debian kernel: Done.
Apr 13 00:46:26 debian kernel: SysRq: Emergency Sync
Apr 13 00:46:26 debian kernel: Syncing device 03:43 ... OK
Apr 13 00:46:26 debian kernel: Syncing device 3a:00 ... OK
Apr 13 00:46:26 debian kernel: Done.
Apr 13 00:46:27 debian kernel: SysRq: Emergency Remount R/O
Apr 13 12:36:41 debian syslogd 1.3-3#33: restart.

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