changed from tensorflow to tensorflow-gpu and switched to use nodesource.com for a more recent nodejs

setup_apps.sh

@@ -18,12 +18,13 @@ echo ""
 echo "Install and config python & jupyter..."
 apt-get update && \
 apt-get install -y ipmitool && modprobe ipmi_devintf && \
+curl -fsSL https://deb.nodesource.com/setup_current.x | bash - \
 apt-get install -y python3-pip nodejs npm git && \
 apt-add-repository -y ppa:cantera-team/cantera && \
 apt-get install -y cantera-python3 && \
 python3 -m pip install jupyterhub && \
 npm install -g configurable-http-proxy && \
-python3 -m pip install jupyterlab notebook jupyterlab-git tensorflow && \
+python3 -m pip install jupyterlab notebook jupyterlab-git tensorflow-gpu && \
 python3 -m pip install h5py tqdm pandas ipywidgets pillow matplotlib && \
 python3 -m pip install scipy scikit-learn && \
 mkdir /etc/jupyterhub/ && \
@@ -32,6 +33,8 @@ cp jupyterhub.service /etc/systemd/system/jupyterhub.service && \
 systemctl enable jupyterhub && \
 systemctl start jupyterhub
 
+
+
 if [ $? -eq 0 ]; then
   echo "check nvidia drivers..."
   nvidia-smi

setup_bcache.sh

@@ -3,18 +3,32 @@
 #sources:
 #https://wiki.archlinux.org/title/bcache
 #https://stackoverflow.com/questions/20797819/command-to-change-the-default-home-directory-of-a-user
+#https://unix.stackexchange.com/questions/156102/optimizing-bcache
+#https://evilpiepirate.org/git/linux-bcache.git/tree/Documentation/bcache.txt
 
+#Block device for caching (e.g. disk or partition):
 ssddev=/dev/sdb
-hdddev=/dev/sdc
-sequential_cutoff=24000M
 
-if [ "$EUID" -ne 0 ]
-  then echo "Please run as root"
+#Block device to use with cache:
+hdddev=/dev/sdc
+
+#Cache sequential writes files, no cutoff
+#There is an issue with parsing of prefixes, max 4 GB
+sequential_cutoff=0
+
+if [ "$EUID" -ne 0 ]; then
+  echo "Please run as root"
   exit
 fi
 
-while [ -b /dev/bcache0 ]
-  then echo "Canceld, device /dev/bcache0 is allready present"
+read -p "Block devices $ssddev and $hdddev will be wiped, are you sure proceed?" -n 1 -r
+echo
+if [[ ! $REPLY =~ ^[Yy]$ ]]; then
+  exit
+fi
+
+while [ -b /dev/bcache0 ]; then
+  echo "Canceld, device /dev/bcache0 is allready present"
   exit
 fi
 

setup_suspend.sh

@@ -0,0 +1,43 @@
+#!/bin/bash
+
+echo "Not working yet"
+exit
+
+if [ "$EUID" -ne 0 ]
+  then echo "Please run as root"
+  exit
+fi
+
+apt-get update && \
+apt-get install -y hibernate uswsusp
+
+SWAPFILE="/swap.img"
+#UUID=$(findmnt -no UUID -T $SWAPFILE) <-- wrong?
+swaplabel $SWAPFILE
+
+OFFSET=$(swap-offset $SWAPFILE) #<---------- remove "resume offset ="
+
+
+if [ $? -eq 0 ]; then
+    #change swapfile size
+    swapoff -a && \
+    dd if=/dev/zero of=$SWAPFILE bs=1G count=32 && \
+    mkswap $SWAPFILE && \
+    swapon $SWAPFILE
+
+    #show info
+    grep SwapTotal /proc/meminfo
+fi
+
+
+
+#modify /etc/default/grub:
+#GRUB_CMDLINE_LINUX_DEFAULT="resume=UUID=c081f414-93bf-4f07-8b28-97f8acd3b052 resume_offset=10555392"
+
+echo "RESUME=UUID=$UUID resume_offset=$OFFSET" > /etc/initramfs-tools/conf.d/resume
+
+#Apply settings:
+update-grub
+update-initramfs -u -k all 
+
+#test with: sudo hibernate