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authorThomas Schwinge <thomas@codesourcery.com>2012-11-25 10:04:14 +0100
committerThomas Schwinge <thomas@codesourcery.com>2012-11-25 10:04:14 +0100
commit2bf43f4d28c19f346d4261630dadcca15f1389df (patch)
treee0f5029c2714db546bd6bff32a149f1bc0235404 /open_issues/exec_memory_leaks.mdwn
parent61ce0487a68560c58367d3a82f30ab00345cd72f (diff)
open_issues/gcc: 3336556d2cb32f46322922a83015f760cfb79d8f (2012-11-13; 6b7a0b5b7dfa4071c95418040cc0ee1528ba7915 (2012-08-05))
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+[[!meta copyright="Copyright © 2012 Free Software Foundation, Inc."]]
+
+[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable
+id="license" text="Permission is granted to copy, distribute and/or modify this
+document under the terms of the GNU Free Documentation License, Version 1.2 or
+any later version published by the Free Software Foundation; with no Invariant
+Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license
+is included in the section entitled [[GNU Free Documentation
+License|/fdl]]."]]"""]]
+
+[[!tag open_issue_hurd]]
+
+There are is some memory leak in [[`exec`|hurd/translator/exec]]. After twelve
+hours worth of `fork/exec` ([[GCC]]'s `check-c` part of the testsuite), we got:
+
+ PID UID PPID PGrp Sess TH Vmem RSS %CPU User System Args
+ 4 0 3 1 1 10 392M 262M 0.0 2:18.29 2hrs /hurd/exec
+
+The *RSS* seems a tad high. Also the system part of CPU time consumption is
+quite noticeable. In comparison:
+
+ 0 0 1 1 1 19 131M 1.14M 0.0 3:30.25 9:17.79 /hurd/proc
+ 3 0 1 1 1 224 405M 12.6M 0.2 42:20.25 67min ext2fs --readonly --multiboot-command-line=root=device:hd0s6 --host-priv-port=1 --device-master-port=2 --exec-server-task=3 -T typed device:hd0s6
+ 276 0 3 1 1 344 442M 28.2M 0.6 48:09.36 91min /hurd/ext2fs /dev/hd2s5