FreeBSD Bugzilla – Attachment 179717 Details for
Bug 212681
I/O is slow for FreeBSD DOMu on XenServer
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[patch]
Initial debug patch
debug1.patch (text/plain), 531 bytes, created by
Roger Pau Monné
on 2017-02-07 18:20:36 UTC
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Description:
Initial debug patch
Filename:
MIME Type:
Creator:
Roger Pau Monné
Created:
2017-02-07 18:20:36 UTC
Size:
531 bytes
patch
obsolete
>diff --git a/sys/dev/xen/blkfront/blkfront.c b/sys/dev/xen/blkfront/blkfront.c >index 9eca220..12202be 100644 >--- a/sys/dev/xen/blkfront/blkfront.c >+++ b/sys/dev/xen/blkfront/blkfront.c >@@ -95,6 +95,8 @@ xbd_freeze(struct xbd_softc *sc, xbd_flag_t xbd_flag) > if (xbd_flag != XBDF_NONE && (sc->xbd_flags & xbd_flag) != 0) > return; > >+ printf("Freezing with flag: %d count: %d used ring slots: %u\n", >+ xbd_flag, sc->xbd_qfrozen_cnt, sc->xbd_cm_q[XBD_Q_BUSY].q_length); > sc->xbd_flags |= xbd_flag; > sc->xbd_qfrozen_cnt++; > }
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