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Posted to apache-bugdb@apache.org by erick rudiak <ru...@yahoo.com> on 1999/12/01 15:45:50 UTC
mod_jserv/5400: HUP causes file descriptor leak for mod_jserv.log
>Number: 5400
>Category: mod_jserv
>Synopsis: HUP causes file descriptor leak for mod_jserv.log
>Confidential: no
>Severity: serious
>Priority: medium
>Responsible: jserv
>State: open
>Class: sw-bug
>Submitter-Id: apache
>Arrival-Date: Wed Dec 1 06:50:01 PST 1999
>Last-Modified:
>Originator: rudeyak@yahoo.com
>Organization:
apache
>Release: 1.3.9
>Environment:
Solaris 2.6, JServ 1.0, JDK 1.2.1_03, Apache 1.3.9
>Description:
# lsof -p `cat httpd.pid`
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
libhttpd. 13414 root cwd VDIR 32,0 1024 2 /
libhttpd. 13414 root txt VREG 85,2 20696 274381 /apps/apache/1.3.9/libexec/libhttpd.ep
libhttpd. 13414 root txt VREG 32,6 1014020 11514 /usr/lib/libc.so.1
libhttpd. 13414 root txt VREG 85,2 634236 137136 /apps/apache/run/jserv/lib/libjserv.so.0.0.0
libhttpd. 13414 root txt VREG 32,6 721924 11572 /usr/lib/libnsl.so.1
libhttpd. 13414 root txt VREG 32,6 16936 108504 /usr/platform/sun4u/lib/libc_psr.so.1
libhttpd. 13414 root txt VREG 32,6 19304 11500 /usr/lib/libmp.so.2
libhttpd. 13414 root txt VREG 85,2 992996 274382 /apps/apache/1.3.9/libexec/libhttpd.so
libhttpd. 13414 root txt VREG 32,6 53656 11512 /usr/lib/libsocket.so.1
libhttpd. 13414 root txt VREG 32,6 4280 13663 /usr/lib/libdl.so.1
libhttpd. 13414 root txt VREG 32,6 166196 11470 /usr/lib/ld.so.1
libhttpd. 13414 root 0r VCHR 13,2 0t0 39894 /devices/pseudo/mm@0:null
libhttpd. 13414 root 1w VCHR 13,2 0t16 39894 /devices/pseudo/mm@0:null
libhttpd. 13414 root 2w VREG 85,2 20378 183174 /apps/WWW/www-prod-80/logs/error_log
libhttpd. 13414 root 4r DOOR 171,0 0t0 1619788376 (namefs) (FA:->0x601ed1a0)
libhttpd. 13414 root 6w VREG 85,2 7979 184010 /apps/WWW/www-prod-80/logs/mod_jserv.log
libhttpd. 13414 root 7w VREG 85,2 7979 184010 /apps/WWW/www-prod-80/logs/mod_jserv.log
libhttpd. 13414 root 15w VREG 85,2 20378 183174 /apps/WWW/www-prod-80/logs/error_log
libhttpd. 13414 root 16u inet 0x60ab66d8 0t0 TCP l98upww2a.hewitt.com:80 (LISTEN)
libhttpd. 13414 root 17w VREG 85,2 266150 183178 /apps/WWW/www-prod-80/logs/access_log
libhttpd. 13414 root 18w VREG 85,2 0 183179 /apps (/dev/md/dsk/d2)
# kill -HUP `cat httpd.pid`
# lsof -p `cat httpd.pid`
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
libhttpd. 13414 root cwd VDIR 32,0 1024 2 /
libhttpd. 13414 root txt VREG 85,2 20696 274381 /apps/apache/1.3.9/libexec/libhttpd.ep
libhttpd. 13414 root txt VREG 85,2 634236 137136 /apps/apache/run/jserv/lib/libjserv.so.0.0.0
libhttpd. 13414 root txt VREG 32,6 1014020 11514 /usr/lib/libc.so.1
libhttpd. 13414 root txt VREG 32,6 721924 11572 /usr/lib/libnsl.so.1
libhttpd. 13414 root txt VREG 32,6 16936 108504 /usr/platform/sun4u/lib/libc_psr.so.1
libhttpd. 13414 root txt VREG 32,6 19304 11500 /usr/lib/libmp.so.2
libhttpd. 13414 root txt VREG 85,2 992996 274382 /apps/apache/1.3.9/libexec/libhttpd.so
libhttpd. 13414 root txt VREG 32,6 53656 11512 /usr/lib/libsocket.so.1
libhttpd. 13414 root txt VREG 32,6 4280 13663 /usr/lib/libdl.so.1
libhttpd. 13414 root txt VREG 32,6 166196 11470 /usr/lib/ld.so.1
libhttpd. 13414 root 0r VCHR 13,2 0t0 39894 /devices/pseudo/mm@0:null
libhttpd. 13414 root 1w VCHR 13,2 0t32 39894 /devices/pseudo/mm@0:null
libhttpd. 13414 root 2w VREG 85,2 20567 183174 /apps/WWW/www-prod-80/logs/error_log
libhttpd. 13414 root 4r DOOR 171,0 0t0 1619788376 (namefs) (FA:->0x601ed1a0)
libhttpd. 13414 root 6w VREG 85,2 7979 184010 /apps/WWW/www-prod-80/logs/mod_jserv.log
libhttpd. 13414 root 7w VREG 85,2 7979 184010 /apps/WWW/www-prod-80/logs/mod_jserv.log
libhttpd. 13414 root 8w VREG 85,2 7979 184010 /apps/WWW/www-prod-80/logs/mod_jserv.log
libhttpd. 13414 root 15w VREG 85,2 20567 183174 /apps/WWW/www-prod-80/logs/error_log
libhttpd. 13414 root 16u inet 0x60ab66d8 0t0 TCP l98upww2a.hewitt.com:80 (LISTEN)
libhttpd. 13414 root 17w VREG 85,2 268427 183178 /apps/WWW/www-prod-80/logs/access_log
libhttpd. 13414 root 18w VREG 85,2 0 183179 /apps (/dev/md/dsk/d2)
# kill -HUP `cat httpd.pid`
# lsof -p `cat httpd.pid`
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
libhttpd. 13414 root cwd VDIR 32,0 1024 2 /
libhttpd. 13414 root txt VREG 85,2 20696 274381 /apps/apache/1.3.9/libexec/libhttpd.ep
libhttpd. 13414 root txt VREG 85,2 634236 137136 /apps/apache/run/jserv/lib/libjserv.so.0.0.0
libhttpd. 13414 root txt VREG 32,6 1014020 11514 /usr/lib/libc.so.1
libhttpd. 13414 root txt VREG 32,6 721924 11572 /usr/lib/libnsl.so.1
libhttpd. 13414 root txt VREG 32,6 16936 108504 /usr/platform/sun4u/lib/libc_psr.so.1
libhttpd. 13414 root txt VREG 32,6 19304 11500 /usr/lib/libmp.so.2
libhttpd. 13414 root txt VREG 85,2 992996 274382 /apps/apache/1.3.9/libexec/libhttpd.so
libhttpd. 13414 root txt VREG 32,6 53656 11512 /usr/lib/libsocket.so.1
libhttpd. 13414 root txt VREG 32,6 4280 13663 /usr/lib/libdl.so.1
libhttpd. 13414 root txt VREG 32,6 166196 11470 /usr/lib/ld.so.1
libhttpd. 13414 root 0r VCHR 13,2 0t0 39894 /devices/pseudo/mm@0:null
libhttpd. 13414 root 1w VCHR 13,2 0t32 39894 /devices/pseudo/mm@0:null
libhttpd. 13414 root 2w VREG 85,2 20756 183174 /apps/WWW/www-prod-80/logs/error_log
libhttpd. 13414 root 4r DOOR 171,0 0t0 1619788376 (namefs) (FA:->0x601ed1a0)
libhttpd. 13414 root 6w VREG 85,2 7979 184010 /apps/WWW/www-prod-80/logs/mod_jserv.log
libhttpd. 13414 root 7w VREG 85,2 7979 184010 /apps/WWW/www-prod-80/logs/mod_jserv.log
libhttpd. 13414 root 8w VREG 85,2 7979 184010 /apps/WWW/www-prod-80/logs/mod_jserv.log
libhttpd. 13414 root 9w VREG 85,2 7979 184010 /apps/WWW/www-prod-80/logs/mod_jserv.log
libhttpd. 13414 root 15w VREG 85,2 20756 183174 /apps/WWW/www-prod-80/logs/error_log
libhttpd. 13414 root 16u inet 0x60ab66d8 0t0 TCP l98upww2a.hewitt.com:80 (LISTEN)
libhttpd. 13414 root 17w VREG 85,2 268747 183178 /apps/WWW/www-prod-80/logs/access_log
libhttpd. 13414 root 18w VREG 85,2 0 183179 /apps (/dev/md/dsk/d2)
>How-To-Repeat:
Sending repeated HUPs to an Apache running JServ and monitoring file descriptors
with lsof (or pfiles, though lsof makes it much more clear) should do it.
>Fix:
>Audit-Trail:
>Unformatted:
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