[Linux-cluster] GFS: more simple performance numbers
Derek Anderson
danderso at redhat.com
Tue Oct 19 18:05:54 UTC 2004
I've rerun the simple performance tests originally run by Daniel McNeil with
the addition of the gulm lock manager on the 2.6.8.1 kernel and GFS 6.0 on
the 2.4.21-20.EL kernel.
Notes:
======
Storage: RAID Array Tornado- Model: F4 V2.0
HBA: QLA2310
Switch: Brocade Silkworm 3200
Nodes: Dual Intel Xeon 2.40Ghz
2GB memory
100Mbs Ethernet
2.6.8.1 Kernel/2.4.21-20.EL Kernel (with gfs 6)
GuLM: 3-node cluster, 1 external dedicated lock manager
DLM: 3-node cluster
LVM: Not used
tar xvf linux-2.6.8.1.tar:
--------------------------
real user sys
ext3 tar 0m3.509s 0m0.262s 0m2.471s
ext3 sync 0m1.051s 0m0.001s 0m0.204s
gfs dlm 1 node tar 0m19.480s 0m0.474s 0m8.975s
gfs dlm 1 node sync 0m3.167s 0m0.000s 0m0.195s
gfs dlm 2 node tar 0m29.225s 0m0.465s 0m9.670s
gfs dlm 2 node sync 0m3.398s 0m0.000s 0m0.224s
gfs dlm 2 node tar 0m43.355s 0m0.562s 0m10.159s
gfs dlm 2 node sync 0m4.922s 0m0.000s 0m0.226s
gfs gulm 1 node tar 0m36.568s 0m0.491s 0m7.831s
gfs gulm 1 node sync 0m3.243s 0m0.000s 0m0.152s
gfs gulm 2 node tar 0m57.271s 0m0.527s 0m8.025s
gfs gulm 2 node sync 0m2.471s 0m0.000s 0m0.145s
gfs gulm 2 node tar 0m40.271s 0m0.482s 0m7.799s
gfs gulm 2 node sync 0m3.636s 0m0.000s 0m0.224s
gfs 6 gulm 1 node tar 0m32.671s 0m0.480s 0m7.480s
gfs 6 gulm 1 node sync 0m3.436s 0m0.000s 0m0.120s
gfs 6 gulm 2 node tar 0m38.130s 0m0.440s 0m6.920s
gfs 6 gulm 2 node sync 0m3.731s 0m0.000s 0m0.110s
gfs 6 gulm 2 node tar 0m58.564s 0m0.500s 0m6.670s
gfs 6 gulm 2 node sync 0m0.971s 0m0.000s 0m0.070s
du -s linux-2.6.8.1 (after untar):
----------------------------------
real user sys
ext3 0m0.103s 0m0.018s 0m0.055s
gfs dlm 1 node 0m5.149s 0m0.041s 0m1.905s
gfs dlm 2 node 0m11.127s 0m0.045s 0m1.839s
gfs dlm 2 node 0m8.883s 0m0.033s 0m1.904s
gfs gulm 1 node 0m0.355s 0m0.025s 0m0.330s
gfs gulm 2 node 0m0.358s 0m0.024s 0m0.334s
gfs gulm 2 node 0m0.358s 0m0.020s 0m0.338s
gfs 6 gulm 1 node 0m0.314s 0m0.010s 0m0.290s
gfs 6 gulm 2 node 0m0.308s 0m0.050s 0m0.250s
gfs 6 gulm 2 node 0m0.303s 0m0.000s 0m0.310s
Second du -s linux-2.6.8.1:
---------------------------
real user sys
ext3 0m0.074s 0m0.025s 0m0.049s
gfs dlm 1 node 0m0.341s 0m0.027s 0m0.314s
gfs dlm 2 node 0m0.325s 0m0.024s 0m0.300s
gfs dlm 2 node 0m0.324s 0m0.020s 0m0.304s
gfs gulm 1 node 0m0.354s 0m0.022s 0m0.332s
gfs gulm 2 node 0m0.357s 0m0.023s 0m0.334s
gfs gulm 2 node 0m0.359s 0m0.021s 0m0.338s
gfs 6 gulm 1 node 0m0.299s 0m0.020s 0m0.280s
gfs 6 gulm 2 node 0m0.299s 0m0.000s 0m0.300s
gfs 6 gulm 2 node 0m0.302s 0m0.010s 0m0.290s
rm -rf linux-2.6.8.1:
---------------------
real user sys
ext3 0m0.695s 0m0.013s 0m0.646s
gfs dlm 1 node 0m10.056s 0m0.038s 0m4.720s
gfs dlm 2 node 0m12.032s 0m0.043s 0m4.789s
gfs dlm 2 node 0m13.803s 0m0.052s 0m4.787s
gfs gulm 1 node 0m14.152s 0m0.066s 0m3.409s
gfs gulm 2 node 0m12.408s 0m0.039s 0m2.355s
gfs gulm 2 node 0m14.216s 0m0.038s 0m2.560s
gfs 6 gulm 1 node 4m30.759s 0m0.140s 0m3.890s
gfs 6 gulm 2 node 4m42.095s 0m0.060s 0m5.580s
gfs 6 gulm 2 node 4m49.479s 0m0.140s 0m4.450s
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