Berikut ini adalah beberapa perintah yang dapat Anda lakukan untuk melihat performansi squid proxy server anda. Perintah ini dapat anda buat dalam bentuk file berextensi ".sh" dan letakkan di direktori /usr/sbin, sehingga anda tidak perlu menghapalkan syntax2 tersebut. Cukup membantu untuk para network administrator atau teknisi.
1. Perintah pertama
squidclient -h localhost -p 8080 mgr:info
Sesuaikan port 8080 dengan port squid Anda.
Hasilnya:
HTTP/1.0 200 OK
Server: squid/2.7.STABLE7
Date: Fri, 20 Aug 2010 12:29:34 GMT
Content-Type: text/plain
Expires: Fri, 20 Aug 2010 12:29:34 GMT
X-Cache: MISS from proxy1.netsolusindo.com
X-Cache-Lookup: MISS from proxy1.netsolusindo.com:8080
Via: 1.0 proxy1.netsolusindo.com:8080 (squid/2.7.STABLE7)
Connection: close
Squid Object Cache: Version 2.7.STABLE7
Start Time: Wed, 18 Aug 2010 12:00:39 GMT
Current Time: Fri, 20 Aug 2010 12:29:34 GMT
Connection information for squid:
Number of clients accessing cache: 2
Number of HTTP requests received: 1179697
Number of ICP messages received: 0
Number of ICP messages sent: 0
Number of queued ICP replies: 0
Number of HTCP messages received: 0
Number of HTCP messages sent: 0
Request failure ratio: 0.00
Average HTTP requests per minute since start: 405.5
Average ICP messages per minute since start: 0.0
Select loop called: 22503753 times, 7.756 ms avg
Cache information for squid:
Request Hit Ratios: 5min: 35.1%, 60min: 35.9%
Byte Hit Ratios: 5min: 16.9%, 60min: 20.7%
Request Memory Hit Ratios: 5min: 0.2%, 60min: 1.2%
Request Disk Hit Ratios: 5min: 77.8%, 60min: 75.0%
Storage Swap size: 27342220 KB
Storage Mem size: 6136 KB
Mean Object Size: 18.78 KB
Requests given to unlinkd: 0
Median Service Times (seconds) 5 min 60 min:
HTTP Requests (All): 0.61549 0.52331
Cache Misses: 1.05672 0.80651
Cache Hits: 0.10857 0.13498
Near Hits: 0.64968 0.52331
Not-Modified Replies: 0.17711 0.05951
DNS Lookups: 0.04854 0.04433
ICP Queries: 0.00000 0.00000
Resource usage for squid:
UP Time: 174534.204 seconds
CPU Time: 3182.603 seconds
CPU Usage: 1.82%
CPU Usage, 5 minute avg: 5.86%
CPU Usage, 60 minute avg: 3.71%
Process Data Segment Size via sbrk(): 176960 KB
Maximum Resident Size: 693520 KB
Page faults with physical i/o: 920117
Memory usage for squid via mallinfo():
Total space in arena: 176960 KB
Ordinary blocks: 165139 KB 80926 blks
Small blocks: 0 KB 0 blks
Holding blocks: 10020 KB 7 blks
Free Small blocks: 0 KB
Free Ordinary blocks: 11820 KB
Total in use: 175159 KB 94%
Total free: 11820 KB 6%
Total size: 186980 KB
Memory accounted for:
Total accounted: 102900 KB
memPoolAlloc calls: 224927337
memPoolFree calls: 221979688
File descriptor usage for squid:
Maximum number of file descriptors: 1024
Largest file desc currently in use: 638
Number of file desc currently in use: 477
Files queued for open: 0
Available number of file descriptors: 547
Reserved number of file descriptors: 100
Store Disk files open: 1
IO loop method: epoll
Internal Data Structures:
1456421 StoreEntries
520 StoreEntries with MemObjects
449 Hot Object Cache Items
1456302 on-disk objects
2. Perintah kedua
tail -f /var/log/squid/access.log | ccze
Sesuaikan /var/log/squid/access.log dengan direktori log squid Anda.
3. Perintah ketiga
squidclient -h localhost -p 8080 mgr:info | grep Hit
Sama seperti perintah pertama, sesuaikan -p 8080 dengan port squid Anda.
Hasilnya:
Request Hit Ratios: 5min: 32.1%, 60min: 35.4%
Byte Hit Ratios: 5min: 14.9%, 60min: 17.4%
Request Memory Hit Ratios: 5min: 3.0%, 60min: 1.0%
Request Disk Hit Ratios: 5min: 84.6%, 60min: 77.2%
Cache Hits: 0.15888 0.19742
Near Hits: 1.24267 0.72387
SELAMAT MENCOBA . . .
