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b18e4ae0c9
They are only printed when the percentage usage changes. This should stop the logs from being filled with warnings. Add a test for the throttling. Signed-off-by: Martin Schwenke <martin@meltin.net> Reviewed-by: Amitay Isaacs <amitay@gmail.com>
124 lines
3.2 KiB
Bash
Executable File
124 lines
3.2 KiB
Bash
Executable File
#!/bin/sh
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. "${TEST_SCRIPTS_DIR}/unit.sh"
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define_test "Check throttling of warnings"
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CTDB_MONITOR_MEMORY_USAGE="70:80"
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CTDB_MONITOR_SWAP_USAGE=""
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# Below threshold, nothing logged
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setup_memcheck 67 0
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ok_null
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simple_test
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setup_memcheck 71 0
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ok "WARNING: System memory utilization 71% >= threshold 70%"
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simple_test
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# 2nd time at same level, nothing logged
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setup_memcheck 71 0
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ok_null
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simple_test
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setup_memcheck 73 0
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ok "WARNING: System memory utilization 73% >= threshold 70%"
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simple_test
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# 2nd time at same level, nothing logged
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setup_memcheck 73 0
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ok_null
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simple_test
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setup_memcheck 79 0
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ok "WARNING: System memory utilization 79% >= threshold 70%"
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simple_test
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setup_memcheck 80 0
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required_result 1 <<EOF
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ERROR: System memory utilization 80% >= threshold 80%
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MemTotal: 3940712 kB
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MemFree: 225268 kB
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Buffers: 146120 kB
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Cached: 416754 kB
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SwapCached: 56016 kB
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Active: 2422104 kB
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Inactive: 1019928 kB
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Active(anon): 1917580 kB
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Inactive(anon): 523080 kB
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Active(file): 504524 kB
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Inactive(file): 496848 kB
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Unevictable: 4844 kB
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Mlocked: 4844 kB
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SwapTotal: 5857276 kB
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SwapFree: 5857276 kB
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...
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USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
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root 2 0.0 0.0 0 0 ? S Aug28 0:00 [kthreadd]
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root 3 0.0 0.0 0 0 ? S Aug28 0:43 \_ [ksoftirqd/0]
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...
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root 1 0.0 0.0 2976 624 ? Ss Aug28 0:07 init [2]
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root 495 0.0 0.0 3888 1640 ? Ss Aug28 0:00 udevd --daemon
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...
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[MORE FAKE ps OUTPUT]
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EOF
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simple_test
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# Fall back into warning at same level as last warning... should log
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setup_memcheck 79 0
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ok "WARNING: System memory utilization 79% >= threshold 70%"
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simple_test
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# Below threshold, notice
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setup_memcheck 69 0
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ok <<EOF
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NOTICE: System memory utilization 69% < threshold 70%
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EOF
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simple_test
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# Further reduction, nothing logged
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setup_memcheck 68 0
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ok_null
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simple_test
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# Back up into warning at same level as last warning... should log
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setup_memcheck 79 0
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ok "WARNING: System memory utilization 79% >= threshold 70%"
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simple_test
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# Back up above critical threshold... unhealthy
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setup_memcheck 81 0
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required_result 1 <<EOF
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ERROR: System memory utilization 81% >= threshold 80%
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MemTotal: 3940712 kB
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MemFree: 225268 kB
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Buffers: 146120 kB
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Cached: 377347 kB
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SwapCached: 56016 kB
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Active: 2422104 kB
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Inactive: 1019928 kB
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Active(anon): 1917580 kB
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Inactive(anon): 523080 kB
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Active(file): 504524 kB
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Inactive(file): 496848 kB
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Unevictable: 4844 kB
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Mlocked: 4844 kB
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SwapTotal: 5857276 kB
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SwapFree: 5857276 kB
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...
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USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
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root 2 0.0 0.0 0 0 ? S Aug28 0:00 [kthreadd]
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root 3 0.0 0.0 0 0 ? S Aug28 0:43 \_ [ksoftirqd/0]
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...
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root 1 0.0 0.0 2976 624 ? Ss Aug28 0:07 init [2]
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root 495 0.0 0.0 3888 1640 ? Ss Aug28 0:00 udevd --daemon
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...
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[MORE FAKE ps OUTPUT]
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EOF
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simple_test
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# Straight back down to a good level... notice
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setup_memcheck 65 0
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ok "NOTICE: System memory utilization 65% < threshold 70%"
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simple_test
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