[Tilecache] Problem where create tilecache IOError: [Errno 28] No space left on device

[bray]

i have problem when i create tile cache
this is mw log error, my physical disk is not full. but i have get this error. what must i do?
13 (109603, 062843) = (13473402.0999 -823379.6686 13473707.8480 -823073.9205) [0.0001s : 1498.036/s] 38475/10725613 (109608, 062843) = (13474930.8405 -823379.6686 13475236.5886 -823073.9205) [0.0001s : 1498.066/s] 38476/10725613 (109613, 062843) = (13476459.5810 -823379.6686 13476765.3291 -823073.9205) [0.0001s : 1498.094/s] 38477/107256Traceback (most recent call last):  File "/usr/sbin/tilecache_seed", line 9, in <module>    TileCache.Client.main()  File "/usr/lib/pymodules/python2.7/TileCache/Client.py", line 175, in main    seed(svc, layer, map(int, args[1:3]), bboxlist , padding=options.padding, force = options.force, reverse = options.reverse, delay=options.delay)  File "/usr/lib/pymodules/python2.7/TileCache/Client.py", line 118, in seed    svc.renderTile(tile,force=force)  File "/usr/lib/pymodules/python2.7/TileCache/Service.py", line 138, in renderTile    data = layer.render(tile, force=force)  File "/usr/lib/pymodules/python2.7/TileCache/Layer.py", line 436, in render    image = self.renderMetaTile(metatile, tile)  File "/usr/lib/pymodules/python2.7/TileCache/Layer.py", line 421, in renderMetaTile    self.cache.set( subtile, subdata )  File "/usr/lib/pymodules/python2.7/TileCache/Caches/Disk.py", line 83, in set    output = file(tmpfile, "wb")IOError: [Errno 28] No space left on device: '/sda6/tilecache/gbasemap_13/13/000/109/615/000/062/840.png.3070.tmp'

this is my space diks information
root at wgiserver:/home/gis# df -HFilesystem      Size  Used Avail Use% Mounted on/dev/sda1        20G   13G  6.2G  68% /udev            1.1G  4.1k  1.1G   1% /devtmpfs           423M  312k  422M   1% /runnone            5.3M     0  5.3M   0% /run/locknone            1.1G     0  1.1G   0% /run/shm/dev/sda6       105G   19G   81G  19% /sda6


sorry if my english is not good. thanks very much.
Regards.
BrayJakarta - Indonesia 		 	   		  
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