v2021.12.2

- Added links to README, including XDA thread.
- Android only: delay initialization (90 seconds after the emulated storage is >
- Enhanced flashable zip generator
- Fixed typo in README.
- General optimizations
- Updated default config (removed vfs_cache_pressure=200 tweak).

Author: VR-25

META-INF/com/google/android/update-binary

@@ -20,7 +20,7 @@ patch_cfg() {
       if [ $config_ver -lt 0202110290 ]; then
         sed -i -e '1iconfig_ver=202110290\n' -e '/^comp_a/s/=.*/=auto/' -e '/^vm=/s/e=200\"/e=200 page-cluster=0\"/' $cfg
       fi
-      [ $config_ver -lt 0202111230 ] && sed -i -e '/^config_ver=/s/=.*/=202111230/' -e 's/ vfs_cache_pressure=200//' $cfg
+      [ $config_ver -lt 0202112020 ] && sed -i -e '/^config_ver=/s/=.*/=202112020/' -e 's/ vfs_cache_pressure=200//' $cfg
     fi
   else
     install -m 644 $src/zram-swap-manager.conf $cfg

README.html

@@ -79,7 +79,7 @@ <h2 id="config">Config</h2>
 <h2 id="default-config">Default Config</h2>
 <pre><code>config_ver=202111230 # used for patching; do not modify!
 
-comp_algorithm=auto # [auto] -&gt; zstd (288) | lz4 (210) | lzo-rle (212) | lzo (2011)
+comp_algorithm=auto # [auto] -&gt; zstd (288) | lz4 (210) | lzo-rle (212) | lzo (211)
 comp_ratio=210 # [210], irrelevant when comp_algorithm=auto
 mem_percent=33 # [33], memory limit
 
@@ -161,12 +161,17 @@ <h2 id="benchmarks">Benchmarks</h2>
 </tr>
 </tbody>
 </table>
-<h2 id="donations">Donations</h2>
+<h2 id="links">Links</h2>
 <ul>
-<li><a href="https://app.airtm.com/send-or-request/send">Airtm, username: ivandro863auzqg</a></li>
-<li><a href="https://liberapay.com/vr25/">Liberapay</a></li>
-<li><a href="https://patreon.com/vr25/">Patreon</a></li>
-<li><a href="https://www.paypal.com/cgi-bin/webscr?cmd=_donations&amp;[email protected]&amp;lc=US&amp;item_name=VR25+is+creating+free+and+open+source+software.+Donate+to+suppport+their+work.&amp;no_note=0&amp;cn=&amp;currency_code=USD&amp;bn=PP-DonationsBF:btn_donateCC_LG.gif:NonHosted">PayPal or Credit/Debit Card</a></li>
+<li><a href="https://app.airtm.com/send-or-request/send">Donate - Airtm, username: ivandro863auzqg</a></li>
+<li><a href="https://liberapay.com/vr25">Donate - Liberapay</a></li>
+<li><a href="https://patreon.com/vr25">Donate - Patreon</a></li>
+<li><a href="https://www.paypal.com/cgi-bin/webscr?cmd=_donations&amp;[email protected]&amp;lc=US&amp;item_name=VR25+is+creating+free+and+open+source+software.+Donate+to+suppport+their+work.&amp;no_note=0&amp;cn=&amp;currency_code=USD&amp;bn=PP-DonationsBF:btn_donateCC_LG.gif:NonHosted">Donate - PayPal or Credit/Debit Card</a></li>
+<li><a href="https://fb.me/vr25xda">Facebook Page</a></li>
+<li><a href="https://t.me/vr25_xda">Telegram Channel</a></li>
+<li><a href="https://t.me/vr25xda">Telegram Profile</a></li>
+<li><a href="https://github.com/vr-25/zram-swap-manager">Upstream Repository</a></li>
+<li><a href="">XDA Thread</a></li>
 </ul>
 
     </body>

README.md

@@ -43,7 +43,7 @@
 ## Default Config
     config_ver=202111230 # used for patching; do not modify!
 
-    comp_algorithm=auto # [auto] -> zstd (288) | lz4 (210) | lzo-rle (212) | lzo (2011)
+    comp_algorithm=auto # [auto] -> zstd (288) | lz4 (210) | lzo-rle (212) | lzo (211)
     comp_ratio=210 # [210], irrelevant when comp_algorithm=auto
     mem_percent=33 # [33], memory limit
 
@@ -76,8 +76,14 @@
 |   snappy 1.1.4   | 2.091	|   530 MB/s	|   1800 MB/s   |
 |    lzf 3.6 -1	   | 2.077	|   400 MB/s	|   860 MB/s    |
 
-## Donations
-- [Airtm, username: ivandro863auzqg](https://app.airtm.com/send-or-request/send)
-- [Liberapay](https://liberapay.com/vr25/)
-- [Patreon](https://patreon.com/vr25/)
-- [PayPal or Credit/Debit Card](https://www.paypal.com/cgi-bin/webscr?cmd=_donations&[email protected]&lc=US&item_name=VR25+is+creating+free+and+open+source+software.+Donate+to+suppport+their+work.&no_note=0&cn=&currency_code=USD&bn=PP-DonationsBF:btn_donateCC_LG.gif:NonHosted)
+## Links
+
+- [Donate - Airtm, username: ivandro863auzqg](https://app.airtm.com/send-or-request/send)
+- [Donate - Liberapay](https://liberapay.com/vr25)
+- [Donate - Patreon](https://patreon.com/vr25)
+- [Donate - PayPal or Credit/Debit Card](https://www.paypal.com/cgi-bin/webscr?cmd=_donations&[email protected]&lc=US&item_name=VR25+is+creating+free+and+open+source+software.+Donate+to+suppport+their+work.&no_note=0&cn=&currency_code=USD&bn=PP-DonationsBF:btn_donateCC_LG.gif:NonHosted)
+- [Facebook Page](https://fb.me/vr25xda)
+- [Telegram Channel](https://t.me/vr25_xda)
+- [Telegram Profile](https://t.me/vr25xda)
+- [Upstream Repository](https://github.com/vr-25/zram-swap-manager)
+- [XDA Thread](https://forum.xda-developers.com/t/zram-swap-manager-for-android-and-gnu-linux-systems.4352797)

customize.sh

@@ -20,7 +20,7 @@ patch_cfg() {
       if [ $config_ver -lt 0202110290 ]; then
         sed -i -e '1iconfig_ver=202110290\n' -e '/^comp_a/s/=.*/=auto/' -e '/^vm=/s/e=200\"/e=200 page-cluster=0\"/' $cfg
       fi
-      [ $config_ver -lt 0202111230 ] && sed -i -e '/^config_ver=/s/=.*/=202111230/' -e 's/ vfs_cache_pressure=200//' $cfg
+      [ $config_ver -lt 0202112020 ] && sed -i -e '/^config_ver=/s/=.*/=202112020/' -e 's/ vfs_cache_pressure=200//' $cfg
     fi
   else
     install -m 644 $src/zram-swap-manager.conf $cfg

install.sh

@@ -20,7 +20,7 @@ patch_cfg() {
       if [ $config_ver -lt 0202110290 ]; then
         sed -i -e '1iconfig_ver=202110290\n' -e '/^comp_a/s/=.*/=auto/' -e '/^vm=/s/e=200\"/e=200 page-cluster=0\"/' $cfg
       fi
-      [ $config_ver -lt 0202111230 ] && sed -i -e '/^config_ver=/s/=.*/=202111230/' -e 's/ vfs_cache_pressure=200//' $cfg
+      [ $config_ver -lt 0202112020 ] && sed -i -e '/^config_ver=/s/=.*/=202112020/' -e 's/ vfs_cache_pressure=200//' $cfg
     fi
   else
     install -m 644 $src/zram-swap-manager.conf $cfg

service.sh

@@ -1,5 +1,5 @@
 #!/system/bin/sh
 log=/dev/.vr25/zram-swap-manager/service.log
 mkdir -p ${log%/*}
-while [ ! -d /sdcard/Download ]; do sleep 10; done
 /data/adb/modules/zram-swap-manager/zram-swap-manager.sh -dr > $log 2>&1
+exit 0

zip.sh

@@ -11,6 +11,6 @@ done
 cp -u install.sh customize.sh 2>/dev/null
 cp -u install.sh META-INF/com/google/android/update-binary 2>/dev/null
 
-filename=zsm-$(date +%Y.%m.%d.%H.%M.%S).zip
+filename=zsm_magisk_$(date +%Y-%m-%d_%H:%M:%S).zip
 echo $filename
 zip -r9 $filename * .git* -x \*.zip -x .git/\* -x '_*/*'

zram-swap-manager.conf

@@ -1,4 +1,4 @@
-config_ver=202110290
+config_ver=202112020
 
 comp_algorithm=auto
 comp_ratio=210
@@ -13,7 +13,7 @@ medium_load_swappiness=90
 low_load_threshold=0
 low_load_swappiness=100
 
-vm="swappiness=80 vfs_cache_pressure=200 page-cluster=0"
+vm="swappiness=80 page-cluster=0"
 
 # android's low memory killer (deprecated in favor of lmkd in recent OS versions)
 # write /sys/module/lowmemorykiller/parameters/minfree "CUSTOM PARAMETERS GO HERE"

zram-swap-manager.sh

@@ -1,7 +1,8 @@
 #!/usr/bin/env sh
 
-version="v2021.11.23 (202111230)"
+version="v2021.12.2 (202112020)"
 info="zRAM Swap Manager $version
+Upstream repo: github.com/vr-25/zram-swap-manager
 Copyright (C) 2021, VR25
 License: GPLv3+"
 
@@ -53,31 +54,39 @@ mem_estimates() {
 prep_exec() {
   [ -d /data/adb ] && {
     mkswap() {
-      for exec in /data/adb/vr25/bin/mkswap /system/*bin/mkswap /sbin/mkswap "busybox mkswap"; do
-        if [ -x ${exec%% *} ] || which ${exec%% *} >/dev/null; then
-          eval $exec "$@" && break || echo "(i) Trying alternative..."
+      for exec in /data/adb/vr25/bin/mkswap /*/*bin/mkswap /sbin/mkswap mkswap; do
+        if [ -x $exec ] || which $exec >/dev/null; then
+          eval $exec "$@" && break || echo "(i) Trying alternative: $exec..."
         fi
       done
     }
     swapoff() {
-      for exec in /data/adb/vr25/bin/swapoff /system/*bin/swapoff /sbin/swapoff "busybox swapoff"; do
-        if [ -x ${exec%% *} ] || which ${exec%% *} >/dev/null; then
-          eval $exec "$@" && break || echo "(i) Trying alternative..."
+      for exec in /data/adb/vr25/bin/swapoff /*/*bin/swapoff /sbin/swapoff swapoff; do
+        if [ -x $exec ] || which $exec >/dev/null; then
+          eval $exec "$@" && break || echo "(i) Trying alternative: $exec..."
         fi
       done
     }
     swapon() {
-      for exec in /data/adb/vr25/bin/swapon /system/*bin/swapon /sbin/swapon "busybox swapon"; do
-        if [ -x ${exec%% *} ] || which ${exec%% *} >/dev/null; then
-          eval $exec "$@" && break || echo "(i) Trying alternative..."
+      for exec in /data/adb/vr25/bin/swapon /*/*bin/swapon /sbin/swapon swapon; do
+        if [ -x $exec ] || which $exec >/dev/null; then
+          eval $exec "$@" && break || echo "(i) Trying alternative: $exec..."
         fi
       done
     }
+    # delay initialization to override android defaults and third party tweaks
+    [ -d /sdcard/Android ] || {
+      (while [ ! -d /sdcard/Android ]; do
+        sleep 10
+        set +x
+      done)
+      sleep 90
+    }
   }
 }
 
 stop_swappinessd() {
-  rm $temp_dir/*.lock 2>/dev/null
+  rm $temp_dir/*.lock 2>/dev/null && sleep 2
 }
 
 swap_off() {
@@ -123,7 +132,7 @@ swappinessd() {
   lock_file=$temp_dir/$(date +%s).lock
   touch $lock_file
   (set +x
-  exec <>/dev/null 2>&1
+  exec </dev/null >/dev/null 2>&1
   while [ -f $lock_file ]; do
     load_avg1=$(calc "$(awk '{print $1}' /proc/loadavg) * 100 / $max_comp_streams")
     if [ $load_avg1 -ge $high_load_threshold ]; then