Disk Full?

I keep finding my squid dying saying the disk is full...........but it
doesn't appear to be full:

2000/03/31 17:31:05| Starting Squid Cache version 2.2.STABLE4 for i686-pc-linux-gnu...
2000/03/31 17:31:05| Process ID 12280
2000/03/31 17:31:05| With 1024 file descriptors available
2000/03/31 17:31:05| helperOpenServers: Starting 25 'dnsserver' processes
2000/03/31 17:31:05| Unlinkd pipe opened on FD 30
2000/03/31 17:31:05| Swap maxSize 25088000 KB, estimated 1929846 objects
2000/03/31 17:31:05| Target number of buckets: 38596
2000/03/31 17:31:05| Using 65536 Store buckets, replacement runs every 1 second
2000/03/31 17:31:05| Max Mem size: 16384 KB
2000/03/31 17:31:05| Max Swap size: 25088000 KB
2000/03/31 17:31:05| Rebuilding storage in Cache Dir #0 (DIRTY)
2000/03/31 17:31:05| Rebuilding storage in Cache Dir #1 (DIRTY)
2000/03/31 17:31:05| Rebuilding storage in Cache Dir #2 (DIRTY)
2000/03/31 17:31:05| Rebuilding storage in Cache Dir #3 (DIRTY)
2000/03/31 17:31:05| /var/spool/squid5/swap.state.new: (28) No space left on device
FATAL: storeDirOpenTmpSwapLog: Failed to open swap log.
Squid Cache (Version 2.2.STABLE4): Terminated abnormally.
CPU Usage: 0.050 seconds
Maximum Resident Size: 0 KB
Page faults with physical i/o: 243

[root@constellation squid]# df
Filesystem 1k-blocks Used Available Use% Mounted on
/dev/sda7 1011928 335980 624544 35% /
/dev/sda1 31079 2699 26776 9% /boot
/dev/sda5 2016016 178072 1735532 9% /var/log/squid
/dev/sda8 1177960 1100176 17944 98% /var/spool/squid1
/dev/sdb1 4372108 3982168 167844 96% /var/spool/squid2
/dev/sdc1 4372108 3978364 171648 96% /var/spool/squid3
/dev/sdd1 8744304 7882912 417200 95% /var/spool/squid4
/dev/sde1 8744304 7036288 1263824 85% /var/spool/squid5

[root@constellation squid]# grep squid5 /etc/squid/squid.conf
cache_dir /var/spool/squid5 7900 16 256

Any ideas why it could be doing this?

-----------------------------------------------------
Brian Feeny (BF304) signal@shreve.net
318-222-2638 x 109 http://www.shreve.net/~signal
Network Administrator ShreveNet Inc. (ASN 11881)
Received on Fri Mar 31 2000 - 16:37:54 MST