Can you get the volume profile dumps for both the runs and compare them? Avati
On Tue, Sep 17, 2013 at 10:46 PM, kane <stef...@163.com> wrote: > I have already used "kernel oplocks = no" in the smb.conf, next is my > original smb.conf file global settings: > [global] > workgroup = MYGROUP > server string = DCS Samba Server > log file = /var/log/samba/log.vfs > max log size = 500000 > aio read size = 262144 > aio write size = 262144 > aio write behind = true > security = user > passdb backend = tdbsam > load printers = yes > cups options = raw > read raw = yes > write raw = yes > max xmit = 262144 > socket options = TCP_NODELAY IPTOS_LOWDELAY SO_RCVBUF=262144 > SO_SNDBUF=262144 > # max protocol = SMB2 > kernel oplocks = no > stat cache = no > > thank you > -Kane > 在 2013-9-18,下午1:38,Anand Avati <av...@redhat.com> 写道: > > > On 9/17/13 10:34 PM, kane wrote: > >> Hi Anand, > >> > >> I use 2 gluster server , this is my volume info: > >> Volume Name: soul > >> Type: Distribute > >> Volume ID: 58f049d0-a38a-4ebe-94c0-086d492bdfa6 > >> Status: Started > >> Number of Bricks: 2 > >> Transport-type: tcp > >> Bricks: > >> Brick1: 192.168.101.133:/dcsdata/d0 > >> Brick2: 192.168.101.134:/dcsdata/d0 > >> > >> each brick use a raid 5 logic disk with 8*2TSATA hdd. > >> > >> smb.conf: > >> [gvol] > >> comment = For samba export of volume test > >> vfs objects = glusterfs > >> glusterfs:volfile_server = localhost > >> glusterfs:volume = soul > >> path = / > >> read only = no > >> guest ok = yes > >> > >> this my testparm result: > >> [global] > >> workgroup = MYGROUP > >> server string = DCS Samba Server > >> log file = /var/log/samba/log.vfs > >> max log size = 500000 > >> max xmit = 262144 > >> socket options = TCP_NODELAY IPTOS_LOWDELAY SO_RCVBUF=262144 > >> SO_SNDBUF=262144 > >> stat cache = No > >> kernel oplocks = No > >> idmap config * : backend = tdb > >> aio read size = 262144 > >> aio write size = 262144 > >> aio write behind = true > >> cups options = raw > >> > >> in client mount the smb share with cifs to dir /mnt/vfs, > >> then use iozone executed in the cifs mount dir "/mnt/vfs": > >> $ ./iozone -s 10G -r 128k -i0 -i1 -t 4 > >> File size set to 10485760 KB > >> Record Size 128 KB > >> Command line used: ./iozone -s 10G -r 128k -i0 -i1 -t 4 > >> Output is in Kbytes/sec > >> Time Resolution = 0.000001 seconds. > >> Processor cache size set to 1024 Kbytes. > >> Processor cache line size set to 32 bytes. > >> File stride size set to 17 * record size. > >> Throughput test with 4 processes > >> Each process writes a 10485760 Kbyte file in 128 Kbyte records > >> > >> Children see throughput for 4 initial writers = 534315.84 KB/sec > >> Parent sees throughput for 4 initial writers = 519428.83 KB/sec > >> Min throughput per process = 133154.69 KB/sec > >> Max throughput per process = 134341.05 KB/sec > >> Avg throughput per process = 133578.96 KB/sec > >> Min xfer = 10391296.00 KB > >> > >> Children see throughput for 4 rewriters = 536634.88 KB/sec > >> Parent sees throughput for 4 rewriters = 522618.54 KB/sec > >> Min throughput per process = 133408.80 KB/sec > >> Max throughput per process = 134721.36 KB/sec > >> Avg throughput per process = 134158.72 KB/sec > >> Min xfer = 10384384.00 KB > >> > >> Children see throughput for 4 readers = 77403.54 KB/sec > >> Parent sees throughput for 4 readers = 77402.86 KB/sec > >> Min throughput per process = 19349.42 KB/sec > >> Max throughput per process = 19353.42 KB/sec > >> Avg throughput per process = 19350.88 KB/sec > >> Min xfer = 10483712.00 KB > >> > >> Children see throughput for 4 re-readers = 77424.40 KB/sec > >> Parent sees throughput for 4 re-readers = 77423.89 KB/sec > >> Min throughput per process = 19354.75 KB/sec > >> Max throughput per process = 19358.50 KB/sec > >> Avg throughput per process = 19356.10 KB/sec > >> Min xfer = 10483840.00 KB > >> > >> then the use the same command test in the dir mounted with glister fuse: > >> File size set to 10485760 KB > >> Record Size 128 KB > >> Command line used: ./iozone -s 10G -r 128k -i0 -i1 -t 4 > >> Output is in Kbytes/sec > >> Time Resolution = 0.000001 seconds. > >> Processor cache size set to 1024 Kbytes. > >> Processor cache line size set to 32 bytes. > >> File stride size set to 17 * record size. > >> Throughput test with 4 processes > >> Each process writes a 10485760 Kbyte file in 128 Kbyte records > >> > >> Children see throughput for 4 initial writers = 887534.72 KB/sec > >> Parent sees throughput for 4 initial writers = 848830.39 KB/sec > >> Min throughput per process = 220140.91 KB/sec > >> Max throughput per process = 223690.45 KB/sec > >> Avg throughput per process = 221883.68 KB/sec > >> Min xfer = 10319360.00 KB > >> > >> Children see throughput for 4 rewriters = 892774.92 KB/sec > >> Parent sees throughput for 4 rewriters = 871186.83 KB/sec > >> Min throughput per process = 222326.44 KB/sec > >> Max throughput per process = 223970.17 KB/sec > >> Avg throughput per process = 223193.73 KB/sec > >> Min xfer = 10431360.00 KB > >> > >> Children see throughput for 4 readers = 605889.12 KB/sec > >> Parent sees throughput for 4 readers = 601767.96 KB/sec > >> Min throughput per process = 143133.14 KB/sec > >> Max throughput per process = 159550.88 KB/sec > >> Avg throughput per process = 151472.28 KB/sec > >> Min xfer = 9406848.00 KB > >> > >> it shows much higher perf. > >> > >> any places i did wrong? > >> > >> > >> thank you > >> -Kane > >> > >> 在 2013-9-18,下午1:19,Anand Avati <av...@gluster.org > >> <mailto:av...@gluster.org>> 写道: > >> > >>> How are you testing this? What tool are you using? > >>> > >>> Avati > >>> > >>> > >>> On Tue, Sep 17, 2013 at 9:02 PM, kane <stef...@163.com > >>> <mailto:stef...@163.com>> wrote: > >>> > >>> Hi Vijay > >>> > >>> I used the code in > >>> https://github.com/gluster/glusterfs.git with the lasted commit: > >>> commit de2a8d303311bd600cb93a775bc79a0edea1ee1a > >>> Author: Anand Avati <av...@redhat.com <mailto:av...@redhat.com>> > >>> Date: Tue Sep 17 16:45:03 2013 -0700 > >>> > >>> Revert "cluster/distribute: Rebalance should also verify free > >>> inodes" > >>> > >>> This reverts commit 215fea41a96479312a5ab8783c13b30ab9fe00fa > >>> > >>> Realized soon after merging, …. > >>> > >>> which include the patch you mentioned last time improve read perf, > >>> written by Anand. > >>> > >>> but the read perf was still slow: > >>> write: 500MB/s > >>> read: 77MB/s > >>> > >>> while via fuse : > >>> write 800MB/s > >>> read 600MB/s > >>> > >>> any advises? > >>> > >>> > >>> Thank you. > >>> -Kane > >>> > >>> 在 2013-9-13,下午10:37,kane <stef...@163.com > >>> <mailto:stef...@163.com>> 写道: > >>> > >>>> Hi Vijay, > >>>> > >>>> thank you for post this message, i will try it soon > >>>> > >>>> -kane > >>>> > >>>> > >>>> > >>>> 在 2013-9-13,下午9:21,Vijay Bellur <vbel...@redhat.com > >>> <mailto:vbel...@redhat.com>> 写道: > >>>> > >>>>> On 09/13/2013 06:10 PM, kane wrote: > >>>>>> Hi > >>>>>> > >>>>>> We use gluster samba vfs test io,but the read performance via > >>> vfs is > >>>>>> half of write perfomance, > >>>>>> but via fuse the read and write performance is almost the same. > >>>>>> > >>>>>> this is our smb.conf: > >>>>>> [global] > >>>>>> workgroup = MYGROUP > >>>>>> server string = DCS Samba Server > >>>>>> log file = /var/log/samba/log.vfs > >>>>>> max log size = 500000 > >>>>>> # use sendfile = true > >>>>>> aio read size = 262144 > >>>>>> aio write size = 262144 > >>>>>> aio write behind = true > >>>>>> min receivefile size = 262144 > >>>>>> write cache size = 268435456 > >>>>>> security = user > >>>>>> passdb backend = tdbsam > >>>>>> load printers = yes > >>>>>> cups options = raw > >>>>>> read raw = yes > >>>>>> write raw = yes > >>>>>> max xmit = 262144 > >>>>>> socket options = TCP_NODELAY IPTOS_LOWDELAY > >>> SO_RCVBUF=262144 > >>>>>> SO_SNDBUF=262144 > >>>>>> kernel oplocks = no > >>>>>> stat cache = no > >>>>>> > >>>>>> any advises helpful? > >>>>>> > >>>>> > >>>>> This patch has shown improvement in read performance with libgfapi: > >>>>> > >>>>> http://review.gluster.org/#/c/5897/ > >>>>> > >>>>> Would it be possible for you to try this patch and check if it > >>> improves performance in your case? > >>>>> > >>>>> -Vijay > >>>>> > >>>> > >>> > >>> > >>> _______________________________________________ > >>> Gluster-users mailing list > >>> Gluster-users@gluster.org <mailto:Gluster-users@gluster.org> > >>> http://supercolony.gluster.org/mailman/listinfo/gluster-users > >>> > >>> > >> > > > > Please add 'kernel oplocks = no' in the [gvol] section and try again. > > > > Avati > > > > >
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