Displaying 2 results from an estimated 2 matches for "pokus2".
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pokus
2010 Jan 11
1
The patch write-devices.diff (rw-devices.diff) fix
...unately the patch was one flaw for me. It doesn't improve
performance of synchronization. When I tried to test it using something
like:
./rsync --rsync-path\="$PWD/rsync" -v --bwlimit=100 --progress --copy-devices --write-devices /dev/mapper/vg-pokus1 root at localhost:/dev/mapper/vg-pokus2
where pokus1 & pokus2 are two identically initialized block devices
(logical volumes) 32MiB in size. All the data was passed trough
local connection without the benefit. (I set --bwlimit low, so I can see
evidently the rsync performance).
By adding more -v I found, that some stat() call in th...
2011 Nov 28
1
rw-devices patch for rsyncing block devices
...ata/soft/rsync/rsync# dd if=/dev/urandom of=/dev/mapper/vg-pokus1
dd: writing to `/dev/mapper/vg-pokus1': No space left on device
65537+0 records in
65536+0 records out
33554432 bytes (34 MB) copied, 6.53098 s, 5.1 MB/s
bobek:/data/soft/rsync/rsync# dd if=/dev/mapper/vg-pokus1 of=/dev/mapper/vg-pokus2
65536+0 records in
65536+0 records out
33554432 bytes (34 MB) copied, 2.58308 s, 13.0 MB/s
bobek:/data/soft/rsync/rsync# dd if=/dev/urandom bs=1M seek=16 count=1 of=/dev/mapper/vg-pokus2
1+0 records in
1+0 records out
1048576 bytes (1.0 MB) copied, 0.147337 s, 7.1 MB/s
bobek:/data/soft/rsync/rsync#...