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* [Bug 194511] New: filesystem slow down
@ 2017-02-08 16:05 bugzilla-daemon
  2017-02-08 19:49 ` [Bug 194511] " bugzilla-daemon
                   ` (3 more replies)
  0 siblings, 4 replies; 5+ messages in thread
From: bugzilla-daemon @ 2017-02-08 16:05 UTC (permalink / raw)
  To: linux-ext4

https://bugzilla.kernel.org/show_bug.cgi?id=194511

            Bug ID: 194511
           Summary: filesystem slow down
           Product: File System
           Version: 2.5
    Kernel Version: 4.4.44 und 4.8.???
          Hardware: All
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: ext3
          Assignee: fs_ext3@kernel-bugs.osdl.org
          Reporter: dieter.ferdinand@gmx.de
        Regression: No

hello,
last month i try to update to the last kernel 4.4.xx. but that was a big fault.

after the update, it looks fine, but after some time (ca 30 minutes after a
restart of the server, the system slow down and i need to much time to copy
files to the drives.

i test the speed:
read usb >30000 MB/s
read sata >100000MB/s
write filesystem usb ca 1 MB/s
write filesystem sata ca 1 MB/s

this month i used a rescue-system with a kernel 4.8.??? to change a
harddisk-config on a server and i get the same problem:
to backup, format and restore a filesystem with less then 1 GB data i need over
2 hours.
the initialisation of a 160GB ext3-filesystem need over 30 minutes. this is
impossible!

at the same time, a raid is rebuild with over 100 MB/s. i stop the rebuild, but
this have no effect to the write-speed of mke2fs to init the filesystem. at
last, i reinstall the system in less then 30 minutes two times again because
the system don't boot after my changes. i think a selinux-problem.
this systenm use kernel 3.10.0 at the moment without problems.

after two days, i install the kernel 3.18.47 from kernel.org to have the latest
3.xx kernel and this kernel works fine and since installation without problems.

only, i must deaktivate initramfs, but i think, that is no problem of the
kernel and i have no time to analyse this problem at the moment.

goodby

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end of thread, other threads:[~2017-05-07 22:12 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-02-08 16:05 [Bug 194511] New: filesystem slow down bugzilla-daemon
2017-02-08 19:49 ` [Bug 194511] " bugzilla-daemon
2017-02-09 11:20 ` bugzilla-daemon
2017-05-07  8:05 ` bugzilla-daemon
2017-05-07 12:34 ` bugzilla-daemon

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