Photoshop web design - apachetopThe top portion of the apachetopdisplay (refer toFigure
apachetopThe top portion of the apachetopdisplay (refer toFigure 43-1) shows the statistics for the server. Thelower portion of the display lists information aboutspecific HTTP requests. Here are some navigationtricks that help you find your way around apachetop: Use the up- and down-arrow keys to move theselection asterisk through the list of specificrequests. For more information about a specific request, move the cursor to the request line and pressthe right-arrow key. The request screen nowincludes the host and referrer IP addresses forthe visitor, as shown in Figure 43-2. Figure 43-2:Extended information about who s visitingyour server. To customize the information displayed about aspecific request from a user visiting your Apacheserver, type tto view the Toggle Subdisplaymenu. From here, type uto exclude URL information rto exclude or include referrer information hto exclude or include host informationWhen you re finished looking at detailed informa- tion about a specific request, use the left-arrowkey to return to the request list. You can sort the information in the request listby typing sto access the Sort By menu. Fromthis menu, you can choose from rto sort by the number of requests made Rto sort by the number of requests persecond bto sort by the size of the request in bytes Bto sort by the number of bytes per secondtransferredEnter #apachetop -hat the command line(or type ?while apachetopis running) to seeonline help. Switching among the log files (or watchingseveral at once) By default, Apache records activity in five differentlog files, which you can find in the /etc/httpd/logsdirectory: access_log error_log ssl_access_log ssl_error_log ssl_request_logAt configuration time, we told apachetopto watchthe access_log. To view entries in one of the otherlog files, use the following command: # apachetop -f /etc/httpd/logs/filenameYou can watch many log files at the same time byappending multiple -f logfileoptions to the end ofthe command line: # apachetop -f /etc/httpd/logs/access_log\ -f /etc/httpd/logs/error_log \ -f /etc/httpd/logs/ssl_access_log\ -f /etc/httpd/logs/ssl_error_log53_
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