From aa102b0f49a7400020f139773a0df7b57ca8b6a0 Mon Sep 17 00:00:00 2001
From: Avinash Jain <jainavinash@codeaurora.org>
Date: Fri, 25 Nov 2016 19:42:51 +0530
Subject: [PATCH] lrdp_v2: Sorting of slabsummary based on its size.
Sort slabsummary based on size occupied in slab
before printing output.
Change-Id: Ifed5026e07f96de21a673a636b6786b3c28c4ad0
---
.../parsers/slabsummary.py | 19 ++++++++++++++-----
1 file changed, 14 insertions(+), 5 deletions(-)
diff --git a/linux-ramdump-parser-v2/parsers/slabsummary.py b/linux-ramdump-parser-v2/parsers/slabsummary.py
index 34b43dc..3ae6313 100644
--- a/linux-ramdump-parser-v2/parsers/slabsummary.py
+++ b/linux-ramdump-parser-v2/parsers/slabsummary.py
@@ -10,7 +10,7 @@
# GNU General Public License for more details.
import math
-
+import operator
from mm import pfn_to_page
from parser_util import register_parser, RamParser
@@ -55,6 +55,8 @@ class Slabinfo_summary(RamParser):
# Currently with assumption there is only one numa node
def print_slab_summary(self, slab_out):
total_freeobjects = 0
+ slab_summary = {}
+ nCounter = 0
original_slab = self.ramdump.address_of('slab_caches')
cpu_present_bits_addr = self.ramdump.address_of('cpu_present_bits')
cpu_present_bits = self.ramdump.read_word(cpu_present_bits_addr)
@@ -130,11 +132,18 @@ class Slabinfo_summary(RamParser):
slab_size = int(math.pow(2, page_order + PAGE_SHIFT))
slab_size = slab_size / 1024
slab = self.ramdump.read_word(slab + slab_list_offset)
+ slab_summary[nCounter] = [
+ slab_name, obj_size,
+ total_allocated, nr_total_objects,
+ (objsize_w_metadata * nr_total_objects)/1024,
+ num_slabs, slab_size]
+ nCounter += 1
+ sorted_summary = sorted(slab_summary.values(),
+ key=operator.itemgetter(4), reverse=True)
+ for val in sorted_summary:
slab_out.write(format_string.format(
- slab_name, obj_size, total_allocated,
- nr_total_objects,
- (objsize_w_metadata * nr_total_objects)/1024,
- num_slabs, slab_size))
+ val[0], val[1], val[2], val[3], val[4],
+ val[5], val[6]))
def parse(self):
slab_out = self.ramdump.open_file('slabsummary.txt')
--
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