Created
November 25, 2021 13:21
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nemesis.211125
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| #!/bin/bash | |
| USER_NAME=root | |
| CLUSTER_NAME="tidb-test" | |
| NODES_ADDR=("172.16.6.211" "172.16.6.213" "172.16.6.159" "172.16.4.203" "172.16.5.213") | |
| TIKV_PORT=20160 | |
| CLUSTER_STATE="r" | |
| NODES_STATE=( "r" "r" "r" "r" "r" ) | |
| kill_one() { | |
| node_idx=$((`shuf -i 1-${#NODES_STATE[@]} -n 1` - 1)) | |
| echo "[`date +%D-%T`] kill node $node_idx by signal" | |
| ssh kv${node_idx} "sudo killall tikv-server" | |
| sleep 60s | |
| } | |
| kill_hard() { | |
| node_idx=$((`shuf -i 1-${#NODES_STATE[@]} -n 1` - 1)) | |
| echo "[`date +%D-%T`] kill node $node_idx by systemd" | |
| ssh kv${node_idx} "sudo systemctl stop tikv-20160.service" | |
| sleep 300s | |
| echo "[`date +%D-%T`] restart node $node_idx by systemd" | |
| ssh kv${node_idx} "sudo systemctl start tikv-20160.service" | |
| sleep 60s | |
| } | |
| scale() { | |
| node_idx=$((`shuf -i 1-${#NODES_STATE[@]} -n 1` - 1)) | |
| echo "[`date +%D-%T`] scale in node $node_idx" | |
| tiup cluster scale-in $CLUSTER_NAME --node ${NODES_ADDR[node_idx]}:$TIKV_PORT -y | |
| sleep 150s | |
| echo "[`date +%D-%T`] scale out node $node_idx" | |
| yes | tiup cluster scale-out $CLUSTER_NAME ./data/topology.yaml -y | |
| sleep 150s | |
| } | |
| toggle() { | |
| node_idx=$((`shuf -i 1-${#NODES_STATE[@]} -n 1` - 1)) | |
| if [[ ${NODES_STATE[node_idx]} == "r" ]]; then | |
| NODES_STATE[node_idx]="v" | |
| echo "[`date +%D-%T`] toggle node $node_idx to vanilla" | |
| SOURCE_TOML="tikv.vanilla" | |
| else | |
| NODES_STATE[node_idx]="r" | |
| echo "[`date +%D-%T`] toggle node $node_idx to raft engine" | |
| SOURCE_TOML="tikv.engine" | |
| fi | |
| ssh kv${node_idx} "cp ${SOURCE_TOML} /data/deploy/tikv-20160/conf/tikv.toml && sudo killall tikv-server" | |
| sleep 60s | |
| } | |
| toggle_hard() { | |
| if [[ ${CLUSTER_STATE} == "r" ]]; then | |
| CLUSTER_STATE="v" | |
| SOURCE_META="meta.vanilla" | |
| echo "[`date +%D-%T`] toggle cluster to vanilla" | |
| else | |
| CLUSTER_STATE="r" | |
| SOURCE_META="meta.engine" | |
| echo "[`date +%D-%T`] toggle cluster to raft engine" | |
| fi | |
| cp $SOURCE_META ~/.tiup/storage/cluster/clusters/${CLUSTER_NAME}/meta.yaml | |
| tiup cluster reload ${CLUSTER_NAME} -y | |
| } | |
| declare -a actions=( kill_one kill_hard toggle toggle_hard ) | |
| while : ; do | |
| idx=$((`shuf -i 1-${#actions[@]} -n 1` - 1)) | |
| ${actions[idx]} | |
| done |
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| #!/bin/bash | |
| i=0 | |
| while : ; do | |
| go-tpc tpcc -T ${TPCC_THREADS} --host ${TIDB} --warehouses ${TPCC_WAREHOUSE} --time ${TPCC_DURATION} run | tee nohup.${i}.run | |
| i=$(($i + 1)) | |
| sleep 15s | |
| done |
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