bluestore/NVMEDevice: accurate the latency perf counter of queue latency #17435
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added 4 commits
September 4, 2017 10:49
nvme-device-manager, to avoid name duplication with main thread "ceph-osd" Signed-off-by: Pan Liu <wanjun.lp@alibaba-inc.com> Signed-off-by: Ziye Yang <optimistyzy@gmail.com>
because it will also statistic the latency of sync write Signed-off-by: Pan Liu <wanjun.lp@alibaba-inc.com> Signed-off-by: Ziye Yang <optimistyzy@gmail.com>
spdk. Signed-off-by: Pan Liu <wanjun.lp@alibaba-inc.com> Signed-off-by: Ziye Yang <optimistyzy@gmail.com>
Signed-off-by: Pan Liu <wanjun.lp@alibaba-inc.com> Signed-off-by: Ziye Yang <optimistyzy@gmail.com>
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@optimistyzy @yuyuyu101 please help take a look. Thanks. |
liupan1111
changed the title
yuyuyu101
approved these changes
Sep 4, 2017
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@yuyuyu101 thanks! |
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accurate the latency perf counter of queue latency:
In old code, start is the beginning of _aio_thread. Indeed, it should be the start time of each Task.
Also contains several other small changes.
Signed-off-by: Pan Liu wanjun.lp@alibaba-inc.com
Signed-off-by: Ziye Yang optimistyzy@gmail.com