Commit 9e7fa149 authored by Oleg Drokin's avatar Oleg Drokin Committed by Greg Kroah-Hartman
Browse files

staging/lustre/obdclass: move debug controls to sysfs 



debug_peer_on_timeout, dump_on_timeout and dump_on_eviction
controls from /proc/sys/lustre to /sys/fs/lustre

Signed-off-by: default avatarOleg Drokin <green@linuxhacker.ru>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent df476a4d

drivers/staging/lustre/lustre/obdclass/linux/linux-sysctl.c

+7 −21
Original line number Diff line number Diff line
@@ -135,29 +135,12 @@ static ssize_t max_dirty_mb_store(struct kobject *kobj, struct attribute *attr, 
}

LUSTRE_RW_ATTR(max_dirty_mb);



LUSTRE_STATIC_UINT_ATTR(debug_peer_on_timeout, &obd_debug_peer_on_timeout);

LUSTRE_STATIC_UINT_ATTR(dump_on_timeout, &obd_dump_on_timeout);

LUSTRE_STATIC_UINT_ATTR(dump_on_eviction, &obd_dump_on_eviction);



#ifdef CONFIG_SYSCTL

static struct ctl_table obd_table[] = {

	{

		.procname = "debug_peer_on_timeout",

		.data     = &obd_debug_peer_on_timeout,

		.maxlen   = sizeof(int),

		.mode     = 0644,

		.proc_handler = &proc_dointvec

	},

	{

		.procname = "dump_on_timeout",

		.data     = &obd_dump_on_timeout,

		.maxlen   = sizeof(int),

		.mode     = 0644,

		.proc_handler = &proc_dointvec

	},

	{

		.procname = "dump_on_eviction",

		.data     = &obd_dump_on_eviction,

		.maxlen   = sizeof(int),

		.mode     = 0644,

		.proc_handler = &proc_dointvec

	},

	{

		.procname = "at_min",

		.data     = &at_min,
@@ -211,6 +194,9 @@ static struct ctl_table parent_table[] = { 
static struct attribute *lustre_attrs[] = {

	&lustre_sattr_timeout.u.attr,

	&lustre_attr_max_dirty_mb.attr,

	&lustre_sattr_debug_peer_on_timeout.u.attr,

	&lustre_sattr_dump_on_timeout.u.attr,

	&lustre_sattr_dump_on_eviction.u.attr,

	NULL,

};

drivers/staging/lustre/sysfs-fs-lustre

+26 −0
Original line number Diff line number Diff line
@@ -64,6 +64,32 @@ Description: 
		find some pages to free/writeout.

		Default 1/2 RAM. Min value 4, max value 9/10 of RAM.



What:		/sys/fs/lustre/debug_peer_on_timeout

Date:		June 2015

Contact:	"Oleg Drokin" <oleg.drokin@intel.com>

Description:

		Control if lnet debug information should be printed when

		an RPC timeout occurs.

		0 disabled (default)

		1 enabled



What:		/sys/fs/lustre/dump_on_timeout

Date:		June 2015

Contact:	"Oleg Drokin" <oleg.drokin@intel.com>

Description:

		Controls if Lustre debug log should be dumped when an RPC

		timeout occurs. This is useful if yout debug buffer typically

		rolls over by the time you notice RPC timeouts.



What:		/sys/fs/lustre/dump_on_eviction

Date:		June 2015

Contact:	"Oleg Drokin" <oleg.drokin@intel.com>

Description:

		Controls if Lustre debug log should be dumped when an this

		client is evicted from one of the servers.

		This is useful if yout debug buffer typically rolls over

		 by the time you notice the eviction event.



What:		/sys/fs/lustre/llite/<fsname>-<uuid>/blocksize

Date:		May 2015

Contact:	"Oleg Drokin" <oleg.drokin@intel.com>