i have start a run without tls and without lz4 but didn't see much difference actually. BTW: backup is disk only
Bruno Friedmann (bruno-at-bareos) schrieb am Donnerstag, 19. September 2024 um 10:37:53 UTC+2: > So beside the fact that TLS as a cpu cost, LZ4 depending of the type of > data too. > I would go for a run without LZ4 first to see how much cpu bonding is your > FD. > > Then you may want to tune TLS to only use cipher that may benefit hardware > acceleration like certain aes. > > Trying without TLS will give you a better view of how much % it cost. You > may then want to consider ktls > > https://docs.bareos.org/TasksAndConcepts/TransportEncryption.html#enabling-ktls > > The global bytes/sec seens at the end is really a "naive" computation > between the time spend between how much data divided by stop-start > timestamp. > > If you're loading tape (the time to load, unload is included), if the job > is waiting 1 hour an operator to label a volume, that also count. > so so ... > > On Wednesday 18 September 2024 at 19:31:29 UTC+2 Markus Dubois wrote: > >> Hi, >> >> i'm trying to backup between a directly attached (no switch,. no router >> in between) a client via a 10G network >> >> ipferf3 shows me: >> >> [ ID] Interval Transfer Bitrate >> >> [ 5] 0.00-1.00 sec 393 MBytes 3.30 Gbits/sec >> >> [ 5] 1.00-2.00 sec 460 MBytes 3.86 Gbits/sec >> >> [ 5] 2.00-3.00 sec 308 MBytes 2.59 Gbits/sec >> >> [ 5] 3.00-4.00 sec 397 MBytes 3.33 Gbits/sec >> >> [ 5] 4.00-5.00 sec 480 MBytes 4.03 Gbits/sec >> >> [ 5] 5.00-6.00 sec 372 MBytes 3.12 Gbits/sec >> >> [ 5] 6.00-7.00 sec 476 MBytes 3.99 Gbits/sec >> >> [ 5] 7.00-8.00 sec 348 MBytes 2.92 Gbits/sec >> >> [ 5] 8.00-9.00 sec 437 MBytes 3.66 Gbits/sec >> >> [ 5] 9.00-10.00 sec 441 MBytes 3.70 Gbits/sec >> >> [ 5] 10.00-10.00 sec 181 KBytes 3.85 Gbits/sec >> >> - - - - - - - - - - - - - - - - - - - - - - - - - >> >> [ ID] Interval Transfer Bitrate >> >> [ 5] 0.00-10.00 sec 4.02 GBytes 3.45 Gbits/sec >> receiver >> >> ----------------------------------------------------------- >> >> the backup task runs with lz4 compression over TLS >> >> but in average i get this: >> >> Full Backup Job started: 18-Sep-24 15:16 Files=6,075,920 >> Bytes=1,715,453,454,098 *Bytes/sec=113,171,490* Errors=2 >> >> this seems not the "best" transfer rate. >> >> I'm trying to find a way to optimize this. Any hints? >> >> >> >> >> -- You received this message because you are subscribed to the Google Groups "bareos-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/bareos-users/77e26067-f0a4-4467-80d9-972965c87993n%40googlegroups.com.
