nix-super/tests/referrers.sh
Eelco Dolstra 18bbcb1214 * Add a test to demonstrate the quadratic complexity of referrer
(de)registration, in particular garbage collection (NIX-23).
2005-12-11 19:25:48 +00:00

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max=5000
reference=$NIX_STORE_DIR/abcdef
touch $reference
(echo $reference && echo && echo 0) | $TOP/src/nix-store/nix-store --register-validity
echo "registering..."
time for ((n = 0; n < $max; n ++)); do
storePath=$NIX_STORE_DIR/$n
touch $storePath
(echo $storePath && echo && echo 1 && echo $reference)
done | $TOP/src/nix-store/nix-store --register-validity
echo "collecting garbage..."
time $TOP/src/nix-store/nix-store --gc 2> /dev/null