> Objet: HIT negative value > > Hello, > > Can someone explain to me why some of the values of HIT usage are > negative ? > > Hits as % of all requests: 5min: 57.7%, 60min: 54.0% > Hits as % of bytes sent: 5min: -226.7%, 60min: -127.9% > Memory hits as % of hit requests: 5min: 26.0%, 60min: 22.3% > Disk hits as % of hit requests: 5min: 20.0%, 60min: 26.0% > Cache Hits: 0.00000 0.00000 > Near Hits: 0.03241 0.05331 > > 57 for all requests and -226 for bytes requests ? > > No problem with another squid (same version 3.2.7) > > Hits as % of all requests: 5min: 24.8%, 60min: 27.6% > Hits as % of bytes sent: 5min: 20.6%, 60min: 21.8% > Memory hits as % of hit requests: 5min: 8.2%, 60min: 7.7% > Disk hits as % of hit requests: 5min: 42.1%, 60min: 43.7% > Cache Hits: 0.00562 0.00865 > Near Hits: 0.04277 0.05331 > > Regards Fred > Squid Object Cache: Version 3.2.7 Start Time: Tue, 26 Feb 2013 23:01:27 GMT Current Time: Wed, 27 Feb 2013 12:10:44 GMT Connection information for squid: Number of clients accessing cache: 0 Number of HTTP requests received: 2133953 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: 2703.6 Average ICP messages per minute since start: 0.0 Select loop called: 160784934 times, 0.295 ms avg Cache information for squid: Hits as % of all requests: 5min: 54.3%, 60min: 55.6% Hits as % of bytes sent: 5min: -398.2%, 60min: -176.6% Memory hits as % of hit requests: 5min: 24.8%, 60min: 23.8% Disk hits as % of hit requests: 5min: 19.1%, 60min: 23.3% Storage Swap size: 184320024 KB Storage Swap capacity: 90.0% used, 10.0% free Storage Mem size: 507052 KB Storage Mem capacity: 99.0% used, 1.0% free Mean Object Size: 22.51 KB Requests given to unlinkd: 80 Median Service Times (seconds) 5 min 60 min: HTTP Requests (All): 0.01309 0.01469 Cache Misses: 0.12106 0.12783 Cache Hits: 0.00000 0.00000 Near Hits: 0.04047 0.03622 Not-Modified Replies: 0.00000 0.00000 DNS Lookups: 0.00860 0.00949 ICP Queries: 0.00000 0.00000 Resource usage for squid: UP Time: 47357.363 seconds CPU Time: 3015.040 seconds CPU Usage: 6.37% CPU Usage, 5 minute avg: 10.86% CPU Usage, 60 minute avg: 10.01% Process Data Segment Size via sbrk(): 2577616 KB Maximum Resident Size: 10388704 KB Page faults with physical i/o: 65 Memory usage for squid via mallinfo(): Total space in arena: -1616556 KB Ordinary blocks: -1720406 KB 47913 blks Small blocks: 0 KB 0 blks Holding blocks: 46624 KB 9 blks Free Small blocks: 0 KB Free Ordinary blocks: 103850 KB Total in use: 103850 KB -7% Total free: 103850 KB -7% Total size: -1569932 KB Memory accounted for: Total accounted: -2055641 KB 131% memPool accounted: 2138663 KB -136% memPool unaccounted: -3708595 KB -0% memPoolAlloc calls: 714543540 memPoolFree calls: 718726600 File descriptor usage for squid: Maximum number of file descriptors: 65536 Largest file desc currently in use: 3413 Number of file desc currently in use: 1155 Files queued for open: 0 Available number of file descriptors: 64381 Reserved number of file descriptors: 100 Store Disk files open: 0 Internal Data Structures: 8188328 StoreEntries 41356 StoreEntries with MemObjects 41339 Hot Object Cache Items 8188286 on-disk objects
