Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-07-02 Thread David Wysochanski
On Sat, 2018-06-30 at 21:11 -0400, David Wysochanski wrote: > On Fri, 2018-06-29 at 12:04 +0100, Jeremy Harris wrote: > > On 06/28/2018 11:09 PM, David Wysochanski wrote: > > > One problem with all of these non-storage location algorithms is that > > > it won't give you the precise location of the

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-30 Thread David Wysochanski
On Fri, 2018-06-29 at 12:04 +0100, Jeremy Harris wrote: > On 06/28/2018 11:09 PM, David Wysochanski wrote: > > One problem with all of these non-storage location algorithms is that > > it won't give you the precise location of the start of the loop in the > > list (i.e. the one with the corrupted

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-29 Thread David Mair
On 06/29/2018 11:29 AM, David Mair wrote: > On 06/26/2018 08:34 AM, Jeremy Harris wrote: >> On 06/26/2018 03:29 PM, David Wysochanski wrote: >>> On Tue, 2018-06-26 at 09:21 -0400, Dave Anderson wrote: Yes, by default all list entries encountered are put in the built-in hash queue,

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-29 Thread David Mair
On 06/26/2018 08:34 AM, Jeremy Harris wrote: > On 06/26/2018 03:29 PM, David Wysochanski wrote: >> On Tue, 2018-06-26 at 09:21 -0400, Dave Anderson wrote: >>> Yes, by default all list entries encountered are put in the built-in >>> hash queue, specifically for the purpose of determining whether

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-29 Thread David Mair
On 06/29/2018 05:04 AM, Jeremy Harris wrote: > On 06/28/2018 11:09 PM, David Wysochanski wrote: >> One problem with all of these non-storage location algorithms is that >> it won't give you the precise location of the start of the loop in the >> list (i.e. the one with the corrupted 'prev' list

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-29 Thread Jeremy Harris
On 06/28/2018 11:09 PM, David Wysochanski wrote: > One problem with all of these non-storage location algorithms is that > it won't give you the precise location of the start of the loop in the > list (i.e. the one with the corrupted 'prev' list entry. > > I am not sure if this is a show stopper

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-28 Thread David Wysochanski
On Tue, 2018-06-26 at 15:34 +0100, Jeremy Harris wrote: > On 06/26/2018 03:29 PM, David Wysochanski wrote: > > On Tue, 2018-06-26 at 09:21 -0400, Dave Anderson wrote: > > > Yes, by default all list entries encountered are put in the built-in > > > hash queue, specifically for the purpose of

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-27 Thread David Wysochanski
On Tue, 2018-06-26 at 15:34 +0100, Jeremy Harris wrote: > On 06/26/2018 03:29 PM, David Wysochanski wrote: > > On Tue, 2018-06-26 at 09:21 -0400, Dave Anderson wrote: > > > Yes, by default all list entries encountered are put in the built-in > > > hash queue, specifically for the purpose of

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-27 Thread Dave Kleikamp
On 06/27/2018 09:02 AM, David Mair wrote: > On 06/26/2018 12:01 PM, Dave Kleikamp wrote: >> On 06/26/2018 11:15 AM, Dave Anderson wrote: >>> >>> >>> - Original Message - On 06/26/2018 10:40 AM, David Wysochanski wrote: > On Tue, 2018-06-26 at 11:27 -0400, Dave Anderson wrote:

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-27 Thread David Mair
On 06/26/2018 12:01 PM, Dave Kleikamp wrote: > On 06/26/2018 11:15 AM, Dave Anderson wrote: >> >> >> - Original Message - >>> On 06/26/2018 10:40 AM, David Wysochanski wrote: On Tue, 2018-06-26 at 11:27 -0400, Dave Anderson wrote: > > - Original Message - >> On

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-26 Thread Dave Anderson
- Original Message - > On Tue, 2018-06-26 at 11:59 -0400, Dave Anderson wrote: > > > > - Original Message - > > > On Tue, 2018-06-26 at 11:27 -0400, Dave Anderson wrote: > > > > > > > > - Original Message - > > > > > On Tue, 2018-06-26 at 15:34 +0100, Jeremy Harris

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-26 Thread Dave Anderson
- Original Message - > On Tue, 2018-06-26 at 11:59 -0400, Dave Anderson wrote: > > > > - Original Message - > > > On Tue, 2018-06-26 at 11:27 -0400, Dave Anderson wrote: > > > > > > > > - Original Message - > > > > > On Tue, 2018-06-26 at 15:34 +0100, Jeremy Harris

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-26 Thread Dave Kleikamp
On 06/26/2018 11:15 AM, Dave Anderson wrote: > > > - Original Message - >> On 06/26/2018 10:40 AM, David Wysochanski wrote: >>> On Tue, 2018-06-26 at 11:27 -0400, Dave Anderson wrote: - Original Message - > On Tue, 2018-06-26 at 15:34 +0100, Jeremy Harris wrote:

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-26 Thread David Wysochanski
On Tue, 2018-06-26 at 11:59 -0400, Dave Anderson wrote: > > - Original Message - > > On Tue, 2018-06-26 at 11:27 -0400, Dave Anderson wrote: > > > > > > - Original Message - > > > > On Tue, 2018-06-26 at 15:34 +0100, Jeremy Harris wrote: > > > > > On 06/26/2018 03:29 PM, David

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-26 Thread Dave Anderson
- Original Message - > On 06/26/2018 10:40 AM, David Wysochanski wrote: > > On Tue, 2018-06-26 at 11:27 -0400, Dave Anderson wrote: > >> > >> - Original Message - > >>> On Tue, 2018-06-26 at 15:34 +0100, Jeremy Harris wrote: > On 06/26/2018 03:29 PM, David Wysochanski

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-26 Thread Dave Kleikamp
On 06/26/2018 10:40 AM, David Wysochanski wrote: > On Tue, 2018-06-26 at 11:27 -0400, Dave Anderson wrote: >> >> - Original Message - >>> On Tue, 2018-06-26 at 15:34 +0100, Jeremy Harris wrote: On 06/26/2018 03:29 PM, David Wysochanski wrote: > On Tue, 2018-06-26 at 09:21 -0400,

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-26 Thread Dave Anderson
- Original Message - > On Tue, 2018-06-26 at 11:27 -0400, Dave Anderson wrote: > > > > - Original Message - > > > On Tue, 2018-06-26 at 15:34 +0100, Jeremy Harris wrote: > > > > On 06/26/2018 03:29 PM, David Wysochanski wrote: > > > > > On Tue, 2018-06-26 at 09:21 -0400, Dave

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-26 Thread David Wysochanski
On Tue, 2018-06-26 at 11:27 -0400, Dave Anderson wrote: > > - Original Message - > > On Tue, 2018-06-26 at 15:34 +0100, Jeremy Harris wrote: > > > On 06/26/2018 03:29 PM, David Wysochanski wrote: > > > > On Tue, 2018-06-26 at 09:21 -0400, Dave Anderson wrote: > > > > > Yes, by default all

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-26 Thread Dave Anderson
- Original Message - > On Tue, 2018-06-26 at 15:34 +0100, Jeremy Harris wrote: > > On 06/26/2018 03:29 PM, David Wysochanski wrote: > > > On Tue, 2018-06-26 at 09:21 -0400, Dave Anderson wrote: > > > > Yes, by default all list entries encountered are put in the built-in > > > > hash

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-26 Thread David Wysochanski
On Tue, 2018-06-26 at 09:21 -0400, Dave Anderson wrote: > > - Original Message - > > Hi Dave, > > > > We have a fairly large vmcore (around 250GB) that has a very long kmem > > cache we are trying to determine whether a loop exists in it. The list > > has literally billions of entries.

Re: [Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-26 Thread Dave Anderson
- Original Message - > Hi Dave, > > We have a fairly large vmcore (around 250GB) that has a very long kmem > cache we are trying to determine whether a loop exists in it. The list > has literally billions of entries. Before you roll your eyes hear me > out. > > Just running the

[Crash-utility] crash-7.3.2 very long list iteration progressively increasing memory usage

2018-06-26 Thread David Wysochanski
Hi Dave, We have a fairly large vmcore (around 250GB) that has a very long kmem cache we are trying to determine whether a loop exists in it. The list has literally billions of entries. Before you roll your eyes hear me out. Just running the following command crash> list -H 0x8ac03c81fc28