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author | Mike Christie <michaelc@cs.wisc.edu> | 2012-06-03 00:29:45 +0100 |
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committer | Alasdair G Kergon <agk@redhat.com> | 2012-06-03 00:29:45 +0100 |
commit | f220fd4efb334a772f9a14b2372175f38d89355e (patch) | |
tree | eeca11526d28f47e7595c66079621e4bfb1e827c /Documentation | |
parent | 1fbdd2b3a3cf77f77b0cdf25dd969241ea2c0ce1 (diff) | |
download | op-kernel-dev-f220fd4efb334a772f9a14b2372175f38d89355e.zip op-kernel-dev-f220fd4efb334a772f9a14b2372175f38d89355e.tar.gz |
dm mpath: delay retry of bypassed pg
If I/O needs retrying and only bypassed priority groups are available,
set the pg_init_delay_retry flag to wait before retrying.
If, for example, the reason for the bypass is that the controller is
getting reset or there is a firmware upgrade happening, retrying right
away would cause a flood of log messages and retries for what could be a
few seconds or even several minutes.
Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Acked-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'Documentation')
0 files changed, 0 insertions, 0 deletions