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A degraded EC read will allocate and register an extra buffer to recover data, which may cause ENOMEM in some cases. this workaround does not prevent dynamic buffer allocation and registration, it does provide relatively precise control over the resources consumed by degraded EC reads. Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
For data migration, after being waken up, the ULT should try to wake up another ULT if there is still available resource. Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
- Add resource bucket so overall resource consumption wouldn't grow on system configured with more targets - Track demanded resource and waitq for blocked ULT, and wakeup as many waiters as resource(being released) allowed - Code cleanup Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
Increase default values Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
Fix a reference leak in migrate_fini_one_ult() Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
Signed-off-by: Wang Shilong <shilong.wang@hpe.com>
Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
- hulk data handling is not required anymore, it's replaced by starveling mechanism - remove the "yield" and simplify code Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
If a rebuild hang is detected, dump resource bucket information and the waiter queue head Signed-off-by: Wang Shilong <shilong.wang@hpe.com>
Signed-off-by: Wang Shilong <shilong.wang@hpe.com>
Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
- remove private resource - add hulk data back, but as a separate resource type - other cleanups Signed-off-by: Liang Zhen <gnailzenh@gmail.com>
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Errors are component not formatted correctly,Ticket number prefix incorrect,PR title is malformatted. See https://daosio.atlassian.net/wiki/spaces/DC/pages/11133911069/Commit+Comments,Unable to load ticket data |
Signed-off-by: Wang Shilong <shilong.wang@hpe.com>
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