163 lines
4.7 KiB
Plaintext
163 lines
4.7 KiB
Plaintext
# Copyright (c) 2021 Nordic Semiconductor ASA
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# SPDX-License-Identifier: Apache-2.0
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menu "Processing"
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if !LOG_MINIMAL
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config LOG_PRINTK
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bool "Process printk messages"
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help
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LOG_PRINTK messages are formatted in place and logged unconditionally.
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config LOG_PRINTK_MAX_STRING_LENGTH
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int "Maximum string length supported by LOG_PRINTK"
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depends on LOG_PRINTK
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depends on (!LOG_IMMEDIATE || USERSPACE)
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default 128
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help
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Array is allocated on the stack.
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if !LOG_IMMEDIATE
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config LOG_MODE_OVERFLOW
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bool "Drop oldest message when full"
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default y
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help
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If enabled, then if there is no space to log a new message, the
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oldest one is dropped. If disabled, current message is dropped.
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config LOG_BLOCK_IN_THREAD
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bool "Block in thread context on full"
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help
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When enabled logger will block (if in the thread context) when
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internal logger buffer is full and new message cannot be allocated.
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config LOG_BLOCK_IN_THREAD_TIMEOUT_MS
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int "Maximum time (in milliseconds) thread can be blocked"
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default 1000
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range -1 10000
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depends on LOG_BLOCK_IN_THREAD
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help
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If new buffer for a log message cannot be allocated in that time, log
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message is dropped. Forever blocking (-1) is possible however may lead
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to the logger deadlock if logging is enabled in threads used for
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logging (e.g. logger or shell thread).
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config LOG_PROCESS_TRIGGER_THRESHOLD
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int "Number of buffered log messages before flushing"
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default 10
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help
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When number of buffered messages reaches the threshold thread is waken
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up. Log processing thread ID is provided during log initialization.
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Set 0 to disable the feature. If LOG_PROCESS_THREAD is enabled then
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this threshold is used by the internal thread.
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config LOG_PROCESS_THREAD
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bool "Use internal thread for log processing"
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depends on MULTITHREADING
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default y
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help
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When enabled thread is created by the logger subsystem. Thread is
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waken up periodically (see LOG_PROCESS_THREAD_SLEEP_MS) and whenever
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number of buffered messages exceeds the threshold (see
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LOG_PROCESS_TRIGGER_THR).
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if LOG_PROCESS_THREAD
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config LOG_PROCESS_THREAD_SLEEP_MS
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int "Set internal log processing thread sleep period"
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default 1000
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help
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Log processing thread sleeps for requested period given in
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milliseconds. When waken up, thread process any buffered messages.
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config LOG_PROCESS_THREAD_STACK_SIZE
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int "Stack size for the internal log processing thread"
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default 4096 if (X86 && X86_64)
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default 4096 if ARM64
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default 4096 if SPARC
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default 2048 if COVERAGE_GCOV
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default 2048 if (RISCV && 64BIT)
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default 2048 if LOG_BACKEND_FS
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default 1152 if LOG_BACKEND_NET
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default 1024 if NO_OPTIMIZATIONS
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default 1024 if XTENSA
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default 768
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help
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Set the internal stack size for log processing thread.
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endif # LOG_PROCESS_THREAD
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config LOG_BUFFER_SIZE
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int "Number of bytes dedicated for the logger internal buffer"
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default 1024
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range 128 65536
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help
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Number of bytes dedicated for the logger internal buffer.
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endif # !LOG_IMMEDIATE
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if LOG_MODE_DEFERRED
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config LOG_DETECT_MISSED_STRDUP
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bool "Detect missed handling of transient strings"
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default y if !LOG_IMMEDIATE
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help
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If enabled, logger will assert and log error message is it detects
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that string format specifier (%s) and string address which is not from
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read only memory section and not from pool used for string duplicates.
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String argument must be duplicated in that case using log_strdup().
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Detection is performed during log processing thus it does not impact
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logging timing.
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config LOG_STRDUP_MAX_STRING
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int "Longest string that can be duplicated using log_strdup()"
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range 1 8192
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default 66 if BT
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default 46 if NETWORKING
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default 32
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help
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Longer strings are truncated.
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config LOG_STRDUP_BUF_COUNT
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int "Number of buffers in the pool used by log_strdup()"
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default 8 if BT
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default 4
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help
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Number of calls to log_strdup() which can be pending before flushed
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to output. If "<log_strdup alloc failed>" message is seen in the log
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output, it means this value is too small and should be increased.
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Each entry takes CONFIG_LOG_STRDUP_MAX_STRING bytes of memory plus
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some additional fixed overhead.
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config LOG_STRDUP_POOL_PROFILING
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bool "Enable profiling of pool used for log_strdup()"
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help
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When enabled, maximal utilization of the pool is tracked. It can
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be read out using shell command.
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endif # LOG_MODE_DEFERRED
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if LOG2
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config LOG_TRACE_SHORT_TIMESTAMP
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bool "Use 24 bit timestamp for tracing"
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default y
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help
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When enabled, shorter timestamp is used and trace message is
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compressed.
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config LOG_TIMESTAMP_64BIT
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bool "Use 64 bit timestamp"
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config LOG_SPEED
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bool "Prefer performance over size"
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help
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If enabled, logging may take more code size to get faster logging.
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endif # LOG2
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endif # !LOG_MINIMAL
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endmenu
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