>Number: 156658 >Category: kern >Synopsis: sysctl vm.idlezero_enable=1 causes hangup. >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue Apr 26 08:30:05 UTC 2011 >Closed-Date: >Last-Modified: >Originator: KOIE Hidetaka >Release: 9.0-CURRENT >Organization: surigiken >Environment: FreeBSD freebsd.suri.co.jp 9.0-CURRENT FreeBSD 9.0-CURRENT #6: Tue Apr 26 16:14:09 JST 2011 [email protected]:/usr/obj/usr/src/sys/GENERIC amd64 >Description: After sysctl vm.idlezero_enable=1, many processes wait for [*vm page queue free mutex] and don't respond.
It seems that the vm_pagezero() thread loops in vm_phys_zero_pages_idle() forever with mtx_lock(&vm_page_queue_free_mtx). >How-To-Repeat: sysctl vm.idlezero_enable=1 find / -type f -print | xargs grep -l hogehogehoge >Fix: >Release-Note: >Audit-Trail: >Unformatted: _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-bugs To unsubscribe, send any mail to "[email protected]"
