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Topic: bitcoin-qt not sync in xubuntu 16.04.1 LTS (Read 450 times)

Zz
legendary
Activity: 1820
Merit: 1077
October 23, 2016, 10:50:27 AM
#4
.bitcoin directory size 64M

I know blockchain size 80GB
How can I speed up blockchain download?
"At the beginning" blocks are small, so you should quickly go through the first few "years behind", even though the directory size doesn't go up much. So this seems normal.
Later on, I've noticed (and tested) the speed is mainly limited by my harddrive. If you can, use a SSD (if you're not already doing it). When I tested this from a ram-drive, my CPU become the limitation, while running from my laptop's hdd the CPU was mainly idle waiting for the disk.


I have a SSD

kutaypc:~# hdparm -Tt /dev/sda

/dev/sda:
 Timing cached reads:   18098 MB in  2.00 seconds = 9056.83 MB/sec
 Timing buffered disk reads: 1464 MB in  3.00 seconds = 487.61 MB/sec


kutaypc:~# hdparm -I /dev/sda
/dev/sda:

ATA device, with non-removable media
        Model Number:       SanDisk SDSSDHP256G                    
        Serial Number:      142259403657        
        Firmware Revision:  X2316RL
        Media Serial Num:  
        Media Manufacturer:
        Transport:          Serial, ATA8-AST, SATA 1.0a, SATA II Extensions, SATA Rev 2.5, SATA Rev 2.6, SATA Rev 3.0

my .bitcoin directory is 1024M now



There is no faster way to sync the blockchain. Do not use the bootstrap.dat file, it is old, out of date, and will be slower. Just let it sync normally, that's all you can do.

I understand. I will wait Smiley
legendary
Activity: 3290
Merit: 16489
Thick-Skinned Gang Leader and Golden Feather 2021
October 23, 2016, 10:40:57 AM
#3
.bitcoin directory size 64M

I know blockchain size 80GB
How can I speed up blockchain download?
"At the beginning" blocks are small, so you should quickly go through the first few "years behind", even though the directory size doesn't go up much. So this seems normal.
Later on, I've noticed (and tested) the speed is mainly limited by my harddrive. If you can, use a SSD (if you're not already doing it). When I tested this from a ram-drive, my CPU become the limitation, while running from my laptop's hdd the CPU was mainly idle waiting for the disk.
staff
Activity: 3374
Merit: 6530
Just writing some code
October 23, 2016, 10:30:54 AM
#2
There is no faster way to sync the blockchain. Do not use the bootstrap.dat file, it is old, out of date, and will be slower. Just let it sync normally, that's all you can do.
Zz
legendary
Activity: 1820
Merit: 1077
October 23, 2016, 10:20:32 AM
#1
Hello,
I have a updated xubuntu 16.04.1 LTS.
I added the Bitcoin Personal Package Archive (PPA)
I installed Bitcoin core (apt-get install bitcoin-qt)
but


kutaypc:~/.bitcoin$ du -ah
13M     ./blocks/index/000005.ldb
4,0K    ./blocks/index/CURRENT
0       ./blocks/index/LOCK
4,0K    ./blocks/index/MANIFEST-000004
4,0K    ./blocks/index/LOG
4,0K    ./blocks/index/LOG.old
4,0K    ./blocks/index/000006.log
13M     ./blocks/index
16M     ./blocks/blk00000.dat
1,0M    ./blocks/rev00000.dat
30M     ./blocks
0       ./.lock
96K     ./wallet.dat
4,0K    ./bitcoind.pid
0       ./db.log
68K     ./chainstate/000005.ldb
4,0K    ./chainstate/CURRENT
0       ./chainstate/LOCK
4,0K    ./chainstate/MANIFEST-000004
4,0K    ./chainstate/LOG
4,0K    ./chainstate/LOG.old
4,0K    ./chainstate/000006.log
92K     ./chainstate
408K    ./debug.log
28K     ./fee_estimates.dat
4,0K    ./banlist.dat
180K    ./peers.dat
12K     ./database/log.0000000001
16K     ./database
31M     .



i started on hold
After 30 min
.bitcoin directory size 64M

I know blockchain size 80GB
How can I speed up blockchain download?

search this question in forum. solution is : blockchain.torrent
but I couldnt find updated blockchain.toreent
https://bitcoin.org/bin/block-chain/ found! but OLD
https://bitcointalksearch.org/topic/torrent-of-the-bitcoin-blockchain-1508648 found! but OLD

help me please
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