From: Oleg Drokin <green@xxxxxxxxxxxxxx>
debug_peer_on_timeout, dump_on_timeout and dump_on_eviction
controls from /proc/sys/lustre to /sys/fs/lustre
Signed-off-by: Oleg Drokin <green@xxxxxxxxxxxxxx>
---
.../lustre/lustre/obdclass/linux/linux-sysctl.c | 28 ++++++----------------
drivers/staging/lustre/sysfs-fs-lustre | 26 ++++++++++++++++++++
2 files changed, 33 insertions(+), 21 deletions(-)
diff --git a/drivers/staging/lustre/lustre/obdclass/linux/linux-sysctl.c b/drivers/staging/lustre/lustre/obdclass/linux/linux-sysctl.c
index bb55a07..6af1cb2 100644
--- a/drivers/staging/lustre/lustre/obdclass/linux/linux-sysctl.c
+++ b/drivers/staging/lustre/lustre/obdclass/linux/linux-sysctl.c
@@ -135,30 +135,13 @@ 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,
.maxlen = sizeof(int),
@@ -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,
};
diff --git a/drivers/staging/lustre/sysfs-fs-lustre b/drivers/staging/lustre/sysfs-fs-lustre
index 38d1adc..ea9982b 100644
--- a/drivers/staging/lustre/sysfs-fs-lustre
+++ b/drivers/staging/lustre/sysfs-fs-lustre
@@ -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@xxxxxxxxx>
+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@xxxxxxxxx>
+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@xxxxxxxxx>
+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@xxxxxxxxx>
--
2.1.0
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