Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
/ 2005-08-26 11:56:10 -0400
\ Poyner, Brandon:
> > > 1) what tried to access the device 2) was the IO request read or
> write
> >
> > #1: we could log the current comm and pid, if that helps.
> > #2: see below.
>
> That would be perfect. With everything else you explained, that would
> do nicely.
Index: drbd_req.c
===================================================================
--- drbd_req.c (Revision 1934)
+++ drbd_req.c (Arbeitskopie)
@@ -196,8 +196,11 @@
if (mdev->state != Primary &&
( !disable_bd_claim || rw == WRITE ) ) {
if (DRBD_ratelimit(5*HZ,5)) {
- ERR("Not in Primary state, no %s requests allowed\n",
- disable_bd_claim ? "WRITE" : "IO");
+ ERR("Not in Primary state, no %s requests allowed "
+ "(%s[%u]; %s)\n",
+ disable_bd_claim ? "WRITE" : "IO",
+ current->comm, current->pid,
+ (rw & WRITE) ? "WRITE" : "READ" );
}
drbd_bio_IO_error(bio);
return 0;
output now looks like
head -c1 < /dev/drbd0
drbd0: Not in Primary state, no IO requests allowed (head[927]; READ)
dd if=/dev/drbd0 bs=1 count=1
drbd0: Not in Primary state, no IO requests allowed (dd[928]; READ)
cheers,
--
: Lars Ellenberg Tel +43-1-8178292-0 :
: LINBIT Information Technologies GmbH Fax +43-1-8178292-82 :
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