2016-01-14 0:06 GMT+01:00 Adam Goryachev <mailingli...@websitemanagers.com.au>: > Whoops, that was writing to the SSD for the root FS.... I was rather > surprised at the high number, but didn't stop and think properly. > Please see the revised stat: > dr:/mnt/imagestore# dd if=/dev/zero of=test.img bs=1M count=10000 > 10000+0 records in > 10000+0 records out > 10485760000 bytes (10 GB) copied, 81.5089 s, 129 MB/s
This is mine: # dd if=/dev/zero of=/var/backups/test.img bs=1M count=2000 2000+0 records in 2000+0 records out 2097152000 bytes (2.1 GB) copied, 15.4692 s, 136 MB/s >> I'm sure you said you had 7200rpm disks, so you should get even better >> performance for both random r/w as well as streaming writes. Which >> brings me back to my earlier concern that you are using a VM for >> backuppc, it is sharing it's performance with other things, which >> works very poorly when dealing with spinning disks (even a streaming >> write like your example is mixed with other random I/O which means it >> kills performance). I'm not using a VM (please don't make confusion between users), It's a DELL PowerEdge 2950 with 8GB ram, hardware raid and 6x2TB @7200 disks in RAID-5 ------------------------------------------------------------------------------ Site24x7 APM Insight: Get Deep Visibility into Application Performance APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month Monitor end-to-end web transactions and take corrective actions now Troubleshoot faster and improve end-user experience. Signup Now! http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 _______________________________________________ BackupPC-users mailing list BackupPC-users@lists.sourceforge.net List: https://lists.sourceforge.net/lists/listinfo/backuppc-users Wiki: http://backuppc.wiki.sourceforge.net Project: http://backuppc.sourceforge.net/