Can someone explain why there are a big read performance difference {ls -l)
on a glusterfs mount-point than on the bricks mount-point?
[root at pdsraid5 ~]# gluster volume info
Volume Name: gv0
Type: Replicate
Volume ID: b3052157-b234-45a6-b4f4-ceacf9390567
Status: Started
Number of Bricks: 1 x 2 = 2
Transport-type: tcp
Bricks:
Brick1: pdsraid5:/export/pdsdata1
Brick2: pdsmirror1:/export/pdsdata1
[root at pdsraid5 ~]#
[root at pdsraid5 ~]# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/sdb1 19T 1.3T 18T 7% /export/pdsdata1
pdsraid5:/gv0 19T 1.3T 18T 7% /export/pdsdata
[root at pdsraid5 ]# time ls -lR /export/pdsdata1/marci
real 0m0.465s
user 0m0.126s
sys 0m0.337s
[root at pdsraid5 ]# time ls -lR /export/pdsdata/marci
real 0m37.429s
user 0m0.228s
sys 0m1.031s
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