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external/packages/bsp/common/etc/default/orangepi-zram-config.dpkg-dist

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+# configuration values for the orangepi-zram-config service
+#
+# enable the orangepi-zram-config service?
+ENABLED=true
+
+# Zram swap enabled by default, unless set to disabled
+# SWAP=false
+
+# percentage of zram used as swap compared to physically available DRAM.
+# Huge overcommitment (300) is possible and sometimes desirable. See
+# https://forum.armbian.com/topic/5565-zram-vs-swap/?do=findComment&comment=61082
+# and don't forget to adjust $MEM_LIMIT_PERCENTAGE below too.
+# ZRAM_PERCENTAGE=50
+
+# percentage of DRAM available to zram. If this amount is exceeded the zram
+# devices used for swap simply behave as if the device is full. You need to
+# adjust/increase this value only if you want to work with massive memory
+# overcommitment (ZRAM_PERCENTAGE exceeding 150 for example)
+# MEM_LIMIT_PERCENTAGE=50
+
+# create how many zram devices max for swap
+# ZRAM_MAX_DEVICES=4
+
+# Which algorithm for zram based swapping. Seems lzo is best choice on ARM:
+# https://forum.armbian.com/topic/8161-swap-on-sbc/?do=findComment&comment=61668
+# SWAP_ALGORITHM=lzo
+
+# Which algorithm to choose for zram based ramlog partition
+# RAMLOG_ALGORITHM=zstd
+
+# Which algorithm to choose for zram based /tmp
+# TMP_ALGORITHM=zstd
+
+# Size for zram based /tmp, total memory / 2 by default
+# TMP_SIZE=500M
+
+# If defined a separate partition will be used as zram backing device. Be CAREFUL
+# which partition you assign and read starting from CONFIG_ZRAM_WRITEBACK in
+# https://www.kernel.org/doc/Documentation/blockdev/zram.txt
+# ZRAM_BACKING_DEV=/dev/nvme0n2