Squid is configured with 16384 FD and it is only using 1k, it seems it is still complains about running out of FD. Is there a regression from 3.2.5 -》 3.2.2 ? 2012/12/29 04:25:53 kid1| Reserved FD adjusted from 100 to 15391 due to failures 2012/12/29 04:25:53 kid1| comm_open: socket failure: (24) Too many open files 2012/12/29 04:25:53 kid1| comm_open: socket failure: (24) Too many open files 2012/12/29 04:25:53 kid1| comm_open: socket failure: (24) Too many open files 2012/12/29 04:25:53 kid1| comm_open: socket failure: (24) Too many open files 2012/12/29 04:25:53 kid1| WARNING! Your cache is running out of filedescriptors # squidclient -p 9444 mgr:info HTTP/1.1 200 OK Server: squid/3.2.5 Mime-Version: 1.0 Date: Sat, 29 Dec 2012 12:28:37 GMT Content-Type: text/plain Expires: Sat, 29 Dec 2012 12:28:37 GMT Last-Modified: Sat, 29 Dec 2012 12:28:37 GMT X-Cache: MISS from oow-ssh X-Cache-Lookup: MISS from oow-ssh:9444 Connection: close Squid Object Cache: Version 3.2.5 Start Time: Sat, 29 Dec 2012 12:24:37 GMT Current Time: Sat, 29 Dec 2012 12:28:37 GMT Connection information for squid: Number of clients accessing cache: 0 Number of HTTP requests received: 4257 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: 1064.1 Average ICP messages per minute since start: 0.0 Select loop called: 1196966 times, 0.201 ms avg Cache information for squid: Hits as % of all requests: 5min: 0.5%, 60min: 0.5% Hits as % of bytes sent: 5min: 0.2%, 60min: 0.2% Memory hits as % of hit requests: 5min: 23.8%, 60min: 23.8% Disk hits as % of hit requests: 5min: 0.0%, 60min: 0.0% Storage Swap size: 0 KB Storage Swap capacity: 0.0% used, 0.0% free Storage Mem size: 32512 KB Storage Mem capacity: 99.2% used, 0.8% free Mean Object Size: 0.00 KB Requests given to unlinkd: 0 Median Service Times (seconds) 5 min 60 min: HTTP Requests (All): 0.13498 0.13498 Cache Misses: 0.13498 0.13498 Cache Hits: 0.00000 0.00000 Near Hits: 0.07409 0.07409 Not-Modified Replies: 0.00000 0.00000 DNS Lookups: 0.02683 0.02683 ICP Queries: 0.00000 0.00000 Resource usage for squid: UP Time: 240.038 seconds CPU Time: 21.460 seconds CPU Usage: 8.94% CPU Usage, 5 minute avg: 8.94% CPU Usage, 60 minute avg: 8.94% Process Data Segment Size via sbrk(): 111960 KB Maximum Resident Size: 457216 KB Page faults with physical i/o: 0 Memory usage for squid via mallinfo(): Total space in arena: 112092 KB Ordinary blocks: 105455 KB 1075 blks Small blocks: 0 KB 0 blks Holding blocks: 17236 KB 6 blks Free Small blocks: 0 KB Free Ordinary blocks: 6637 KB Total in use: 6637 KB 5% Total free: 6637 KB 5% Total size: 129328 KB Memory accounted for: Total accounted: 41168 KB 32% memPool accounted: 41168 KB 32% memPool unaccounted: 88160 KB 68% memPoolAlloc calls: 9 memPoolFree calls: 964366 File descriptor usage for squid: Maximum number of file descriptors: 16384 Largest file desc currently in use: 991 Number of file desc currently in use: 611 Files queued for open: 0 Available number of file descriptors: 15773 Reserved number of file descriptors: 15391 Store Disk files open: 0 Internal Data Structures: 1969 StoreEntries 1969 StoreEntries with MemObjects 1956 Hot Object Cache Items 0 on-disk objects