is anyone still having the issue in bionic and test if using cp/gio copy
command give a different behaviour?
** Changed in: nautilus (Ubuntu)
Status: New => Incomplete
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this is apparently also a problem in Bionic-Beaver. I started a file
copy 7,633 files to a new USB stick (SSD to USB 3.1). The copy started
out like I expected, at a displayed rate of about 345MB/s. By the time,
it reached roughly 1/2 the copy began to slow and before long, it was
down to about
Comment # 4 on bug 789647 from Ondrej Holy from bugzilla.gnome.org:
https://bugzilla.gnome.org/show_bug.cgi?id=789647
"Thanks for your reply. If "cp" is also so slow, then the bug is not in GNOME
layer. It is probably something wrong in kernel..."
** Bug watch added: GNOME Bug Tracker #789647
1) Values from the sysctl file:
/.../
vm.admin_reserve_kbytes = 8192
vm.block_dump = 0
vm.compact_unevictable_allowed = 1
vm.dirty_background_bytes = 0
vm.dirty_background_ratio = 10
vm.dirty_bytes = 0
vm.dirty_expire_centisecs = 3000
vm.dirty_ratio = 20
vm.dirty_writeback_centisecs = 500
Some more info:
$ cat /proc/vmstat | egrep "dirty|writeback"
nr_dirty 0
nr_writeback 0
nr_writeback_temp 0
nr_dirty_threshold 0
nr_dirty_background_threshold 0
Each "0" ... Is that OK? (Original values!)
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The previously "dirty" values are original. Are these values normal?
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https://bugs.launchpad.net/bugs/1728053
Title:
Copy to USB is very slow
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Note: Previously there were no such anomalies at 16.04... After many updates
and patches to the LTS version come in, I'm not sure what to do with the
phenomenon.
But it is a fact that several weeks exist
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Typically, e.g. Select a file (desktop) > drag and drop copying / moving >
target USB flash drive / external USB hard disk
I do not typically use a command line
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thank you for your bug report, is it better if you copy from another
filemanager or from a commandline?
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https://bugs.launchpad.net/bugs/1728053
Title:
Copy to USB is very slow
To
dirty_background_bytes: 0
dirty_background_ratio: 10
dirty_bytes: 0
dirty_ratio: 20
dirtytime_expire_seconds: 43200
dirty_expire_centisecs: 3000
dirty_writeback_centisecs: 500
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** Changed in: nautilus (Ubuntu)
Importance: Undecided => Low
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https://bugs.launchpad.net/bugs/1728053
Title:
Copy to USB is very slow
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