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14e1ace552
slower drives get knocked off because they are too slow via active monitoring, we do not need to block calls arbitrarily. Serializing adds latencies for already slow calls, remove it for SSDs/NVMEs Also, add a selection with context when writing to `out <-` channel, to avoid any potential blocks.
71 lines
1.9 KiB
Go
71 lines
1.9 KiB
Go
// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package disk
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// Info stat fs struct is container which holds following values
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// Total - total size of the volume / disk
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// Free - free size of the volume / disk
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// Files - total inodes available
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// Ffree - free inodes available
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// FSType - file system type
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// Major - major dev id
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// Minor - minor dev id
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// Devname - device name
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type Info struct {
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Total uint64
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Free uint64
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Used uint64
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Files uint64
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Ffree uint64
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FSType string
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Major uint32
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Minor uint32
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Name string
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Rotational *bool
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}
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// DevID is the drive major and minor ids
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type DevID struct {
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Major uint32
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Minor uint32
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}
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// AllDrivesIOStats is map between drive devices and IO stats
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type AllDrivesIOStats map[DevID]IOStats
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// IOStats contains stats of a single drive
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type IOStats struct {
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ReadIOs uint64
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ReadMerges uint64
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ReadSectors uint64
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ReadTicks uint64
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WriteIOs uint64
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WriteMerges uint64
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WriteSectors uint64
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WriteTicks uint64
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CurrentIOs uint64
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TotalTicks uint64
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ReqTicks uint64
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DiscardIOs uint64
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DiscardMerges uint64
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DiscardSectors uint64
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DiscardTicks uint64
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FlushIOs uint64
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FlushTicks uint64
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}
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