Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
On Wed, Nov 30, 2011 at 11:30:33AM +0100, Francesco cuccaro wrote: > Hi Regads, please help me. > I'm inexperienced with drbd, for testing purpose I have created two virtual > machine with drbd 8.4.0(and 8.3.9.12) on the same pc, it's run very well. > The probelm is the speed sync rate, it does not exceed 100 k/Sec. > tests were performed with the Vmware NAT and Vmware Bridge connection. > The hard disk is a ssd, and it write to 300mb/sec. > Why my sync rate is very slow? > NC and Iperf are very fast transfert file, why drbd is slow?? It is not. > PLEASE HELP ME OK! :) > version: 8.4.0 (api:1/proto:86-100) > GIT-hash: 28753f559ab51b549d16bcf487fe625d5919c49c build by dag at Build64R6, > 2011-08-12 09:40:17 > 0: cs:SyncSource ro:Primary/Secondary ds:UpToDate/Inconsistent C r----- > ns:35646712 nr:0 dw:68 dr:35651401 al:8 bm:2179 lo:1 pe:3 ua:5 ap:0 ep:1 > wo:b oos:19412724 > [>...................] sync'ed: 7.5% (18956/20472)M > finish: 0:04:39 speed: 69,528 (67,448) K/sec That is almost 70 MByte per second. "," is the thousands separator. "." would be the decimal point, but is unused. -- : Lars Ellenberg : LINBIT | Your Way to High Availability : DRBD/HA support and consulting http://www.linbit.com