fix #1868: missing fields from /proc/pid/stat on Alpine Linux

1 files changed, 9 insertions, 2 deletions

diff --git a/psutil/_pslinux.py b/psutil/_pslinux.py
index b17b96a2..63b76697 100644
--- a/psutil/_pslinux.py
+++ b/psutil/_pslinux.py
@@ -1577,8 +1577,15 @@ class Process(object):
         ret['children_utime'] = fields[13]
         ret['children_stime'] = fields[14]
         ret['create_time'] = fields[19]
-        ret['cpu_num'] = fields[36]
-        ret['blkio_ticks'] = fields[39]  # aka 'delayacct_blkio_ticks'
+        # https://github.com/giampaolo/psutil/issues/1868
+        try:
+            ret['cpu_num'] = fields[36]
+        except IndexError:
+            ret['cpu_num'] = None
+        try:
+            ret['blkio_ticks'] = fields[39]  # aka 'delayacct_blkio_ticks'
+        except IndexError:
+            ret['blkio_ticks'] = None
 
         return ret