utilization report
The utilization report details statistics about the amount and type of traffic through the Squid.
First shown are the statistics for several time periods, as detailed in the section headers. These range from previous 5 minutes up to several days. They show the KB/second throughput rates for each traffic type.
Finally the total statistics since Squid was started. This is an all time report with absolute counts in bytes, KB, or seconds.
What is server.other?
Other is a default category to track objects which don't fall into one of the defined categories.
What is the Max/Current/Min KB?
These refer to the size all the objects of this type have grown to/currently are/shrunk to.
What is the I/O section about?
These are histograms on the number of bytes read from the network per read(2) call. Somewhat useful for determining maximum buffer sizes.
Example Report
Cache Utilisation: Last 5 minutes: sample_start_time = 1328057189.495655 (Wed, 01 Feb 2012 00:46:29 GMT) sample_end_time = 1328057489.497188 (Wed, 01 Feb 2012 00:51:29 GMT) client_http.requests = 2.146656/sec client_http.hits = 0.000000/sec client_http.errors = 0.000000/sec client_http.kbytes_in = 0.219999/sec client_http.kbytes_out = 0.559997/sec client_http.all_median_svc_time = 0.177113 seconds client_http.miss_median_svc_time = 0.177113 seconds client_http.nm_median_svc_time = 0.000000 seconds client_http.nh_median_svc_time = 0.000000 seconds client_http.hit_median_svc_time = 0.000000 seconds server.all.requests = 2.306655/sec server.all.errors = 0.000000/sec server.all.kbytes_in = 0.266665/sec server.all.kbytes_out = 0.469998/sec server.http.requests = 2.306655/sec server.http.errors = 0.000000/sec server.http.kbytes_in = 0.266665/sec server.http.kbytes_out = 0.469998/sec server.ftp.requests = 0.000000/sec server.ftp.errors = 0.000000/sec server.ftp.kbytes_in = 0.000000/sec server.ftp.kbytes_out = 0.000000/sec server.other.requests = 0.000000/sec server.other.errors = 0.000000/sec server.other.kbytes_in = 0.000000/sec server.other.kbytes_out = 0.000000/sec icp.pkts_sent = 0.000000/sec icp.pkts_recv = 0.000000/sec icp.queries_sent = 0.000000/sec icp.replies_sent = 0.000000/sec icp.queries_recv = 0.000000/sec icp.replies_recv = 0.000000/sec icp.replies_queued = 0.000000/sec icp.query_timeouts = 0.000000/sec icp.kbytes_sent = 0.000000/sec icp.kbytes_recv = 0.000000/sec icp.q_kbytes_sent = 0.000000/sec icp.r_kbytes_sent = 0.000000/sec icp.q_kbytes_recv = 0.000000/sec icp.r_kbytes_recv = 0.000000/sec icp.query_median_svc_time = 0.000000 seconds icp.reply_median_svc_time = 0.000000 seconds dns.median_svc_time = 0.028094 seconds unlink.requests = 0.000000/sec page_faults = 0.116666/sec select_loops = 73.239626/sec select_fds = 13.123266/sec average_select_fd_period = 0.000000/fd median_select_fds = -1.000000 swap.outs = 0.000000/sec swap.ins = 0.000000/sec swap.files_cleaned = 0.000000/sec aborted_requests = 0.000000/sec syscalls.disk.opens = 0.000000/sec syscalls.disk.closes = 0.000000/sec syscalls.disk.reads = 0.000000/sec syscalls.disk.writes = 0.000000/sec syscalls.disk.seeks = 0.000000/sec syscalls.disk.unlinks = 0.000000/sec syscalls.sock.accepts = 2.313322/sec syscalls.sock.sockets = 0.166666/sec syscalls.sock.connects = 0.166666/sec syscalls.sock.binds = 0.000000/sec syscalls.sock.closes = 2.146656/sec syscalls.sock.reads = 4.453311/sec syscalls.sock.writes = 4.459977/sec syscalls.sock.recvfroms = 0.013333/sec syscalls.sock.sendtos = 0.006667/sec cpu_time = 1.632102 seconds wall_time = 300.001533 seconds cpu_usage = 0.544031% Last 15 minutes: sample_start_time = 1328056589.495302 (Wed, 01 Feb 2012 00:36:29 GMT) sample_end_time = 1328057489.497188 (Wed, 01 Feb 2012 00:51:29 GMT) client_http.requests = 0.715554/sec client_http.hits = 0.000000/sec client_http.errors = 0.000000/sec client_http.kbytes_in = 0.073333/sec client_http.kbytes_out = 0.186666/sec client_http.all_median_svc_time = 0.177113 seconds client_http.miss_median_svc_time = 0.177113 seconds client_http.nm_median_svc_time = 0.000000 seconds client_http.nh_median_svc_time = 0.000000 seconds client_http.hit_median_svc_time = 0.000000 seconds server.all.requests = 0.768887/sec server.all.errors = 0.000000/sec server.all.kbytes_in = 0.088889/sec server.all.kbytes_out = 0.156666/sec server.http.requests = 0.768887/sec server.http.errors = 0.000000/sec server.http.kbytes_in = 0.088889/sec server.http.kbytes_out = 0.156666/sec server.ftp.requests = 0.000000/sec server.ftp.errors = 0.000000/sec server.ftp.kbytes_in = 0.000000/sec server.ftp.kbytes_out = 0.000000/sec server.other.requests = 0.000000/sec server.other.errors = 0.000000/sec server.other.kbytes_in = 0.000000/sec server.other.kbytes_out = 0.000000/sec icp.pkts_sent = 0.000000/sec icp.pkts_recv = 0.000000/sec icp.queries_sent = 0.000000/sec icp.replies_sent = 0.000000/sec icp.queries_recv = 0.000000/sec icp.replies_recv = 0.000000/sec icp.replies_queued = 0.000000/sec icp.query_timeouts = 0.000000/sec icp.kbytes_sent = 0.000000/sec icp.kbytes_recv = 0.000000/sec icp.q_kbytes_sent = 0.000000/sec icp.r_kbytes_sent = 0.000000/sec icp.q_kbytes_recv = 0.000000/sec icp.r_kbytes_recv = 0.000000/sec icp.query_median_svc_time = 0.000000 seconds icp.reply_median_svc_time = 0.000000 seconds dns.median_svc_time = 0.028094 seconds unlink.requests = 0.000000/sec page_faults = 0.038889/sec select_loops = 74.120956/sec select_fds = 4.374435/sec average_select_fd_period = 0.000000/fd median_select_fds = -1.000000 swap.outs = 0.000000/sec swap.ins = 0.000000/sec swap.files_cleaned = 0.000000/sec aborted_requests = 0.000000/sec syscalls.disk.opens = 0.000000/sec syscalls.disk.closes = 0.000000/sec syscalls.disk.reads = 0.000000/sec syscalls.disk.writes = 0.000000/sec syscalls.disk.seeks = 0.000000/sec syscalls.disk.unlinks = 0.000000/sec syscalls.sock.accepts = 0.771109/sec syscalls.sock.sockets = 0.055555/sec syscalls.sock.connects = 0.055555/sec syscalls.sock.binds = 0.000000/sec syscalls.sock.closes = 0.715554/sec syscalls.sock.reads = 1.484441/sec syscalls.sock.writes = 1.486664/sec syscalls.sock.recvfroms = 0.004444/sec syscalls.sock.sendtos = 0.002222/sec cpu_time = 1.800113 seconds wall_time = 900.001886 seconds cpu_usage = 0.200012% Last hour: (no values recorded yet) Last 8 hours: (no values recorded yet) Last day: (no values recorded yet) Last 3 days: (no values recorded yet) Totals since cache startup: sample_time = 1328057489.497188 (Wed, 01 Feb 2012 00:51:29 GMT) client_http.requests = 3505 client_http.hits = 0 client_http.errors = 3 client_http.kbytes_in = 332 client_http.kbytes_out = 900 client_http.hit_kbytes_out = 0 server.all.requests = 3500 server.all.errors = 0 server.all.kbytes_in = 437 server.all.kbytes_out = 714 server.http.requests = 3500 server.http.errors = 0 server.http.kbytes_in = 437 server.http.kbytes_out = 714 server.ftp.requests = 0 server.ftp.errors = 0 server.ftp.kbytes_in = 0 server.ftp.kbytes_out = 0 server.other.requests = 0 server.other.errors = 0 server.other.kbytes_in = 0 server.other.kbytes_out = 0 icp.pkts_sent = 0 icp.pkts_recv = 0 icp.queries_sent = 0 icp.replies_sent = 0 icp.queries_recv = 0 icp.replies_recv = 0 icp.query_timeouts = 0 icp.replies_queued = 0 icp.kbytes_sent = 0 icp.kbytes_recv = 0 icp.q_kbytes_sent = 0 icp.r_kbytes_sent = 0 icp.q_kbytes_recv = 0 icp.r_kbytes_recv = 0 unlink.requests = 0 page_faults = 40 select_loops = 133050 cpu_time = 8.620538 wall_time = 37.174004 swap.outs = 0 swap.ins = 0 swap.files_cleaned = 0 aborted_requests = 0