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how to determine who is using the slabs?
Slab uses 88Gb of 128Gb available. What could cause this?How do I see what is allocated in my paged pool memory?Does scheduling recycling app pool in IIS7 help the server conserve memory better?IIS6: determine which application pool is using the most resources?How to detect memory leak in the linux kernel 2.6.29memory leak? RHEL 5.5. RSS show ok, almost no free memory left, swap used heavilyHow can I determine the cause of an IIS7 memory leak?Apache 2.2 eventually using all memory (worker mpm)Cause of page fragmentation on “large” server with xfs, 20 disks and CephWhy Linux free memory is not just the 'free' of '-/+ buffers/cache'AWS High Memory Usage. How to detect the cause?
.everyoneloves__top-leaderboard:empty,.everyoneloves__mid-leaderboard:empty,.everyoneloves__bot-mid-leaderboard:empty height:90px;width:728px;box-sizing:border-box;
Is there any way to figure out who or what is allocating size-256 slabs, like in the slabtop output below?
I had to reboot a server yesterday that had 5G out of 8G RAM in size-256 slabs and was running out of memory, as dropping the caches (sysctl vm.drop_caches) did not help at all.
Active / Total Objects (% used) : 4676032 / 5036537 (92.8%)
Active / Total Slabs (% used) : 303375 / 303426 (100.0%)
Active / Total Caches (% used) : 112 / 175 (64.0%)
Active / Total Size (% used) : 1116785.79K / 1154991.43K (96.7%)
Minimum / Average / Maximum Object : 0.02K / 0.23K / 128.00K
OBJS ACTIVE USE OBJ SIZE SLABS OBJ/SLAB CACHE SIZE NAME
2556525 2556525 100% 0.25K 170435 15 681740K size-256
292605 292592 99% 0.80K 58521 5 234084K ext3_inode_cache
1065560 862638 80% 0.09K 26639 40 106556K buffer_head
275056 274933 99% 0.24K 17191 16 68764K dentry_cache
70182 63921 91% 0.52K 10026 7 40104K radix_tree_node
478018 377629 78% 0.06K 8102 59 32408K page_beancounter
67440 63833 94% 0.12K 2248 30 8992K size-128
120891 116338 96% 0.06K 2049 59 8196K size-64
23388 9657 41% 0.30K 1949 12 7796K ip_conntrack
1362 1342 98% 2.00K 681 2 2724K size-2048
memory-usage linux-kernel memory-leak low-memory
asked Apr 25 '14 at 8:28
Aleksandar IvanisevicAleksandar Ivanisevic
3,1121523
add a comment |
Is there any way to figure out who or what is allocating size-256 slabs, like in the slabtop output below?
I had to reboot a server yesterday that had 5G out of 8G RAM in size-256 slabs and was running out of memory, as dropping the caches (sysctl vm.drop_caches) did not help at all.
Active / Total Objects (% used) : 4676032 / 5036537 (92.8%)
Active / Total Slabs (% used) : 303375 / 303426 (100.0%)
Active / Total Caches (% used) : 112 / 175 (64.0%)
Active / Total Size (% used) : 1116785.79K / 1154991.43K (96.7%)
Minimum / Average / Maximum Object : 0.02K / 0.23K / 128.00K
OBJS ACTIVE USE OBJ SIZE SLABS OBJ/SLAB CACHE SIZE NAME
2556525 2556525 100% 0.25K 170435 15 681740K size-256
292605 292592 99% 0.80K 58521 5 234084K ext3_inode_cache
1065560 862638 80% 0.09K 26639 40 106556K buffer_head
275056 274933 99% 0.24K 17191 16 68764K dentry_cache
70182 63921 91% 0.52K 10026 7 40104K radix_tree_node
478018 377629 78% 0.06K 8102 59 32408K page_beancounter
67440 63833 94% 0.12K 2248 30 8992K size-128
120891 116338 96% 0.06K 2049 59 8196K size-64
23388 9657 41% 0.30K 1949 12 7796K ip_conntrack
1362 1342 98% 2.00K 681 2 2724K size-2048
memory-usage linux-kernel memory-leak low-memory
asked Apr 25 '14 at 8:28
Aleksandar IvanisevicAleksandar Ivanisevic
3,1121523
possible duplicate of: serverfault.com/questions/240277/…
– neutrinus
Apr 25 '14 at 8:41
I don't think this question is a duplicate of that. But that other question does contain useful background information. It would be interesting to see the contents of/proc/meminfoas well.
– kasperd
Apr 25 '14 at 10:01
add a comment |
Is there any way to figure out who or what is allocating size-256 slabs, like in the slabtop output below?
I had to reboot a server yesterday that had 5G out of 8G RAM in size-256 slabs and was running out of memory, as dropping the caches (sysctl vm.drop_caches) did not help at all.
Active / Total Objects (% used) : 4676032 / 5036537 (92.8%)
Active / Total Slabs (% used) : 303375 / 303426 (100.0%)
Active / Total Caches (% used) : 112 / 175 (64.0%)
Active / Total Size (% used) : 1116785.79K / 1154991.43K (96.7%)
Minimum / Average / Maximum Object : 0.02K / 0.23K / 128.00K
OBJS ACTIVE USE OBJ SIZE SLABS OBJ/SLAB CACHE SIZE NAME
2556525 2556525 100% 0.25K 170435 15 681740K size-256
292605 292592 99% 0.80K 58521 5 234084K ext3_inode_cache
1065560 862638 80% 0.09K 26639 40 106556K buffer_head
275056 274933 99% 0.24K 17191 16 68764K dentry_cache
70182 63921 91% 0.52K 10026 7 40104K radix_tree_node
478018 377629 78% 0.06K 8102 59 32408K page_beancounter
67440 63833 94% 0.12K 2248 30 8992K size-128
120891 116338 96% 0.06K 2049 59 8196K size-64
23388 9657 41% 0.30K 1949 12 7796K ip_conntrack
1362 1342 98% 2.00K 681 2 2724K size-2048
memory-usage linux-kernel memory-leak low-memory
asked Apr 25 '14 at 8:28
Aleksandar IvanisevicAleksandar Ivanisevic
3,1121523
Is there any way to figure out who or what is allocating size-256 slabs, like in the slabtop output below?
I had to reboot a server yesterday that had 5G out of 8G RAM in size-256 slabs and was running out of memory, as dropping the caches (sysctl vm.drop_caches) did not help at all.
Active / Total Objects (% used) : 4676032 / 5036537 (92.8%)
Active / Total Slabs (% used) : 303375 / 303426 (100.0%)
Active / Total Caches (% used) : 112 / 175 (64.0%)
Active / Total Size (% used) : 1116785.79K / 1154991.43K (96.7%)
Minimum / Average / Maximum Object : 0.02K / 0.23K / 128.00K
OBJS ACTIVE USE OBJ SIZE SLABS OBJ/SLAB CACHE SIZE NAME
2556525 2556525 100% 0.25K 170435 15 681740K size-256
292605 292592 99% 0.80K 58521 5 234084K ext3_inode_cache
1065560 862638 80% 0.09K 26639 40 106556K buffer_head
275056 274933 99% 0.24K 17191 16 68764K dentry_cache
70182 63921 91% 0.52K 10026 7 40104K radix_tree_node
478018 377629 78% 0.06K 8102 59 32408K page_beancounter
67440 63833 94% 0.12K 2248 30 8992K size-128
120891 116338 96% 0.06K 2049 59 8196K size-64
23388 9657 41% 0.30K 1949 12 7796K ip_conntrack
1362 1342 98% 2.00K 681 2 2724K size-2048
memory-usage linux-kernel memory-leak low-memory
memory-usage linux-kernel memory-leak low-memory
asked Apr 25 '14 at 8:28
Aleksandar IvanisevicAleksandar Ivanisevic
3,1121523
asked Apr 25 '14 at 8:28
Aleksandar IvanisevicAleksandar Ivanisevic
3,1121523
asked Apr 25 '14 at 8:28
Aleksandar IvanisevicAleksandar Ivanisevic
3,1121523
asked Apr 25 '14 at 8:28
Aleksandar IvanisevicAleksandar Ivanisevic
3,1121523
asked Apr 25 '14 at 8:28
Aleksandar IvanisevicAleksandar Ivanisevic
3,1121523
3,1121523
possible duplicate of: serverfault.com/questions/240277/…
– neutrinus
Apr 25 '14 at 8:41
I don't think this question is a duplicate of that. But that other question does contain useful background information. It would be interesting to see the contents of/proc/meminfoas well.
– kasperd
Apr 25 '14 at 10:01
add a comment |
possible duplicate of: serverfault.com/questions/240277/…
– neutrinus
Apr 25 '14 at 8:41
I don't think this question is a duplicate of that. But that other question does contain useful background information. It would be interesting to see the contents of/proc/meminfoas well.
– kasperd
Apr 25 '14 at 10:01
possible duplicate of: serverfault.com/questions/240277/…
– neutrinus
Apr 25 '14 at 8:41
possible duplicate of: serverfault.com/questions/240277/…
– neutrinus
Apr 25 '14 at 8:41
I don't think this question is a duplicate of that. But that other question does contain useful background information. It would be interesting to see the contents of
/proc/meminfo as well.– kasperd
Apr 25 '14 at 10:01
I don't think this question is a duplicate of that. But that other question does contain useful background information. It would be interesting to see the contents of
/proc/meminfo as well.– kasperd
Apr 25 '14 at 10:01
add a comment |
1 Answer
1
active
oldest
votes
You can use systemtap which will print the size and pid.
edited Oct 28 '14 at 8:29
Andrew Schulman
6,457102241
answered Oct 27 '14 at 18:48
Ranjith RubanRanjith Ruban
1011
add a comment |
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1 Answer
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1 Answer
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active
oldest
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oldest
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You can use systemtap which will print the size and pid.
edited Oct 28 '14 at 8:29
Andrew Schulman
6,457102241
answered Oct 27 '14 at 18:48
Ranjith RubanRanjith Ruban
1011
add a comment |
You can use systemtap which will print the size and pid.
edited Oct 28 '14 at 8:29
Andrew Schulman
6,457102241
answered Oct 27 '14 at 18:48
Ranjith RubanRanjith Ruban
1011
add a comment |
You can use systemtap which will print the size and pid.
edited Oct 28 '14 at 8:29
Andrew Schulman
6,457102241
answered Oct 27 '14 at 18:48
Ranjith RubanRanjith Ruban
1011
You can use systemtap which will print the size and pid.
edited Oct 28 '14 at 8:29
Andrew Schulman
6,457102241
answered Oct 27 '14 at 18:48
Ranjith RubanRanjith Ruban
1011
edited Oct 28 '14 at 8:29
Andrew Schulman
6,457102241
edited Oct 28 '14 at 8:29
Andrew Schulman
6,457102241
edited Oct 28 '14 at 8:29
Andrew Schulman
6,457102241
6,457102241
answered Oct 27 '14 at 18:48
Ranjith RubanRanjith Ruban
1011
answered Oct 27 '14 at 18:48
Ranjith RubanRanjith Ruban
1011
answered Oct 27 '14 at 18:48
Ranjith RubanRanjith Ruban
1011
1011
add a comment |
add a comment |
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possible duplicate of: serverfault.com/questions/240277/…
– neutrinus
Apr 25 '14 at 8:41
I don't think this question is a duplicate of that. But that other question does contain useful background information. It would be interesting to see the contents of
/proc/meminfoas well.– kasperd
Apr 25 '14 at 10:01