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Add alternative kill commands for OpenShift #4609

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Merged
merged 3 commits into from
May 16, 2024
Merged

Add alternative kill commands for OpenShift #4609

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5fe49b9
remove extraneous escape characters for memory hog experiment
alininja Apr 25, 2024
5059b1b
remove extraneous escape characters for cpu hog experiment
alininja Apr 25, 2024
5150b40
fix suggested alternative command in tuneables table as well
alininja Apr 25, 2024
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4 changes: 2 additions & 2 deletions mkdocs/docs/experiments/categories/pods/pod-cpu-hog-exec.md
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Original file line number Diff line number Diff line change
Expand Up @@ -166,7 +166,7 @@
<tr>
<td> CHAOS_KILL_COMMAND </td>
<td> The command to kill the chaos process</td>
<td> Default to <code>kill $(find /proc -name exe -lname '*/md5sum' 2>&1 | grep -v 'Permission denied' | awk -F/ '{print $(NF-1)}')</code>. Another useful one that generally works (in case the default doesn't) is <code>kill -9 $(ps afx | grep \"[md5sum] /dev/zero\" | awk '{print$1}' | tr '\n' ' ')</code>. In case neither works, please check whether the target pod's base image offers a shell. If yes, identify appropriate shell command to kill the chaos process </td>
<td> Default to <code>kill $(find /proc -name exe -lname '*/md5sum' 2>&1 | grep -v 'Permission denied' | awk -F/ '{print $(NF-1)}')</code>. Another useful one that generally works (in case the default doesn't) is <code>kill -9 $(ps afx | grep "[md5sum] /dev/zero" | awk '{print $1}' | tr '\n' ' ')</code>. In case neither works, please check whether the target pod's base image offers a shell. If yes, identify appropriate shell command to kill the chaos process </td>
</tr>
<tr>
<td> RAMP_TIME </td>
Expand Down Expand Up @@ -253,7 +253,7 @@ spec:
- name: CHAOS_INJECT_COMMAND
value: 'md5sum /dev/zero'
# command to kill the md5sum process
# alternative command: "kill -9 $(ps afx | grep \"[md5sum] /dev/zero\" | awk '{print$1}' | tr '\n' ' ')"
# alternative command: "kill -9 $(ps afx | grep "[md5sum] /dev/zero" | awk '{print $1}' | tr '\n' ' ')"
- name: CHAOS_KILL_COMMAND
value: "kill $(find /proc -name exe -lname '*/md5sum' 2>&1 | grep -v 'Permission denied' | awk -F/ '{print $(NF-1)}')"
- name: TOTAL_CHAOS_DURATION
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4 changes: 2 additions & 2 deletions mkdocs/docs/experiments/categories/pods/pod-memory-hog-exec.md
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Original file line number Diff line number Diff line change
Expand Up @@ -155,7 +155,7 @@
<tr>
<td> CHAOS_KILL_COMMAND </td>
<td> The command to kill the chaos process </td>
<td> Defaults to <code>kill $(find /proc -name exe -lname '*/dd' 2>&1 | grep -v 'Permission denied' | awk -F/ '{print $(NF-1)}' | head -n 1)</code>. Another useful one that generally works (in case the default doesn't) is <code>kill -9 $(ps afx | grep \"[dd] if=/dev/zero\" | awk '{print $1}' | tr '\n' ' ')</code>. In case neither works, please check whether the target pod's base image offers a shell. If yes, identify appropriate shell command to kill the chaos process </td>
<td> Defaults to <code>kill $(find /proc -name exe -lname '*/dd' 2>&1 | grep -v 'Permission denied' | awk -F/ '{print $(NF-1)}' | head -n 1)</code>. Another useful one that generally works (in case the default doesn't) is <code>kill -9 $(ps afx | grep "[dd] if=/dev/zero" | awk '{print $1}' | tr '\n' ' ')</code>. In case neither works, please check whether the target pod's base image offers a shell. If yes, identify appropriate shell command to kill the chaos process </td>
</tr>
<tr>
<td> PODS_AFFECTED_PERC </td>
Expand Down Expand Up @@ -245,7 +245,7 @@ spec:
components:
env:
# command to kill the dd process
# alternative command: "kill -9 $(ps afx | grep \"[dd] if=/dev/zero\" | awk '{print $1}' | tr '\n' ' ')"
# alternative command: "kill -9 $(ps afx | grep "[dd] if=/dev/zero" | awk '{print $1}' | tr '\n' ' ')"
- name: CHAOS_KILL_COMMAND
value: "kill $(find /proc -name exe -lname '*/dd' 2>&1 | grep -v 'Permission denied' | awk -F/ '{print $(NF-1)}' | head -n 1)"
- name: TOTAL_CHAOS_DURATION
Expand Down