76 lines
1.6 KiB
Bash
Executable File
76 lines
1.6 KiB
Bash
Executable File
#!/bin/bash
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help='CSC Virtual Machine Load Status
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-s Short (default)
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-l Long
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-c Do not pretty print short output
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-b [l|m] return the name of the node with l=least load, m=least used memory
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-u [username] return a list of nodes with processes of given user
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L=Load, M=used memory + cached / total, U=users with processes
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'
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mode="short"
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postprocess=" | sort -V | ncsv -c -i' ' -d' ' "
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while getopts "clshu:b:" OPTS;
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do case ${OPTS} in
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s)
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mode="short"
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;;
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l)
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mode="long"
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;;
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c)
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postprocess=""
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;;
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b)
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mode="best"
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[ "$OPTARG" = "l" ] && bestcol=3
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[ "$OPTARG" = "m" ] && bestcol=6
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if [ -z "$bestcol" ]
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then echo "Argument to -b not recognized"
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echo "$help"
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exit
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fi
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;;
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u)
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mode="user"
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username=$OPTARG
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[ -z "$username" ] && exit
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;;
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h)
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echo "$help"
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exit
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;;
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?)
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echo "$help"
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exit
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;;
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esac
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done
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if [ "$OPTIND" -gt 1 ]
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then shift $(( $OPTIND-1 ))
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fi
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status_folder="/mnt/csc-gc5/vm_state"
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if [ ! -d "$status_folder" ]
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then echo $status_folder not mounted
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exit
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fi
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if [ "$mode" = "short" ]
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then eval "cat $status_folder/*short $postprocess"
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fi
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if [ "$mode" = "long" ]
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then eval "cat $status_folder/*long"
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fi
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if [ "$mode" = "best" ]
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then eval "cat $status_folder/*short" | sed 's,[|/:\+], ,g' | sort -k $bestcol -n | cut -d" " -f2 | head -n 1
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fi
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if [ "$mode" = "user" ]
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then eval "grep $username $status_folder/*long" | sed -e 's,.*/,,' -e 's,\..*, ,' | tr -d [:cntrl:]
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echo ""
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fi
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