cdanis@neodymium:~$ sudo cumin 'mw1*' '[ $(grep "trip temperature" /var/log/syslog | grep "Nov 12 17:" | wc -l) -ge 10 ] && echo too hot || echo ok'
122 hosts will be targeted:
mw[1221-1235,1238-1258,1261-1290,1293-1348].eqiad.wmnet
Confirm to continue [y/n]? y
===== NODE GROUP =====                                                                                                                                                 
(96) mw[1228,1230,1239,1249-1250,1252,1254,1256-1258,1261-1290,1293-1348].eqiad.wmnet                                                                                  
----- OUTPUT of '[ $(grep "trip t...o hot || echo ok' -----                                                                                                            
ok                                                                                                                                                                     
===== NODE GROUP =====                                                                                                                                                 
(26) mw[1221-1227,1229,1231-1235,1238,1240-1248,1251,1253,1255].eqiad.wmnet                                                                                            
----- OUTPUT of '[ $(grep "trip t...o hot || echo ok' -----                                                                                                            
too hot                                                                                                                                                                
================