TO isolation thread hanging in MDL acquire
Bug #829031 reported by
Seppo Jaakola
This bug affects 1 person
| Affects | Status | Importance | Assigned to | Milestone | |
|---|---|---|---|---|---|
| MySQL patches by Codership |
Fix Released
|
High
|
Seppo Jaakola | ||
| 5.5 |
Fix Released
|
High
|
Seppo Jaakola | ||
Bug Description
Mixed DDL/DML load can cause master node hanging, TO isolation processor cannot acquire MDL lock
Test load:
./sqlgen --host=127.0.0.1 --port=3307 --user=root --password=rootpass --tables=10 --rows=1000 --create=0 --duration=600 --users=4 --alters=5 --selects=80 --updates=15
| Changed in codership-mysql: | |
| status: | New → In Progress |
| importance: | Undecided → High |
| assignee: | nobody → Seppo Jaakola (seppo-jaakola) |
| milestone: | none → 1.0 |
Revision history for this message
| Seppo Jaakola (seppo-jaakola) wrote | #1 |
| Changed in codership-mysql: | |
| status: | In Progress → Fix Committed |
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The above test passes with current build