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2010.10.06:11:36:28
Komputronik: rośnie rola usług na rynku salonów komputerowych
Polski rynek salonów komputerowych zmienia swój charakter z typowo sprzedażowego na usługowy. W ten sposób salony wchodzą w wysokomarżowy segment gospodarki, który zajmowany był do tej pory przez wyspecjalizowane firmy. Jednocześnie zyskują nowe atuty w konkurencji z dużymi marketami elektronicznymi.

 

190729114257_563460007797Oren Laadan
From: Nathan Lynch <ntl@xxxxxxxxx A checkpointed task image may specify a value for the DABR (Data Access Breakpoint Register). The restart code needs to validate this value before making any c

 
103823744092_506860007876Li Zefan
From: Dan Smith <danms@xxxxxxxxxx Implement the s390 arch-specific checkpoint/restart helpers. This is on top of Oren Laadans c/r code. With these, I am able to checkpoint and restart simple p

 
136425384957_508960007285Li Zefan
From: Dan Smith <danms@xxxxxxxxxx Implement the s390 arch-specific checkpoint/restart helpers. This is on top of Oren Laadans c/r code. With these, I am able to checkpoint and restart simple p

 
160621494168_561360007700Andrew Morton
Quoting Li Zefan (lizf@xxxxxxxxxxxxxx): While walking through the whitelist, if the DEV_ALL item is found, no more check is needed. Right, because the DEV_ALL item always has all permissions.

 
198621754659_517660007184Andrew Morton
Quoting Li Zefan (lizf@xxxxxxxxxxxxxx): While walking through the whitelist, if the DEV_ALL item is found, no more check is needed. Right, because the DEV_ALL item always has all permissions.

 
191227584094_516860007291Chris R Jones
Andrew Morton wrote: On Tue, 07 Apr 2009 13:47:16 +0800 Li Zefan <lizf@xxxxxxxxxxxxxx wrote: While walking through the whitelist, if the DEV_ALL item is found, no more check is neede

 
196524304665_505760007461Chris R Jones
Andrew Morton wrote: On Tue, 07 Apr 2009 13:47:16 +0800 Li Zefan <lizf@xxxxxxxxxxxxxx wrote: While walking through the whitelist, if the DEV_ALL item is found, no more check is neede

 
193328635000_588960007013Serge E Hallyn
Quoting Chris R. Jones (chris@xxxxxxxxxxxxx): One more question for the experts: Is there any roadmap out there for when we can see containers support in kernels for the major distributions

 
117325584163_534260007415Serge E Hallyn
Quoting Chris R. Jones (chris@xxxxxxxxxxxxx): One more question for the experts: Is there any roadmap out there for when we can see containers support in kernels for the major distributions

 
104221574590_570160007441Serge E Hallyn
On s390, all tasks have READ_IMPLIES_EXEC set in current- personality, which causes the restart process to map things like the stack and heap as executable. During the restart process, remove this b

 
188522454198_598060007590Serge E Hallyn
On s390, all tasks have READ_IMPLIES_EXEC set in current- personality, which causes the restart process to map things like the stack and heap as executable. During the restart process, remove this b

 
127123784020_593660007519Oren Laadan
Serge E. Hallyn wrote: Quoting Dan Smith (danms@xxxxxxxxxx): On s390, all tasks have READ_IMPLIES_EXEC set in current- personality, which causes the restart process to map things like the s

 
139723674382_539760007334Oren Laadan
Serge E. Hallyn wrote: Quoting Dan Smith (danms@xxxxxxxxxx): On s390, all tasks have READ_IMPLIES_EXEC set in current- personality, which causes the restart process to map things like the s

 
141024294893_557460007063Oren Laadan
OL In fact, if elsewhere we restore current- personality of the task, OL then unless we move it to cr_read_mm(), it will overwrite it :( Should we move it or just remove RIE before we start the re

 
198928154221_557860007554Serge E Hallyn
Dan, Now after the rework of the patchset, its probably a good time to add support for this. Im unsure if the personality can affect other restore actions that take place elsewhere If so, probably

 
101924004799_521860007212Ryo Tsuruta
Ok, applied. Serge E. Hallyn wrote: Make x86 support depend on it (for now). Signed-off-by: Serge E. Hallyn <serue@xxxxxxxxxx --- arch/x86/Kconfig | 1 + 1 files changed, 1 ins

 
180826504590_582960007024Sukadev Bhattiprolu
Hi all, Im pleased to announce that the new dm-ioband RPM package (v1.12.0) has been released at: rel="nofollow" sourceforge.net/apps/trac/ioband/wiki/dm-ioband sourceforge.net/apps/trac/iob

 
134729844392_573060007648Sukadev Bhattiprolu
Suka, can you please post the entire test program so I can try to reproduce it here ? thanks, Oren. Sukadev Bhattiprolu wrote: Tried this with v14-rc2. This is probably not implemented yet...

 
106327914077_595660007849Sukadev Bhattiprolu
I just posted v14-rc3 which includes the c/r of restart-blocks. That should improve the situation. However, depending on which syscalls one uses, process may still seem "stuck" after rest

 
101923534663_524060007178Mark Ryden
Hi, Sukadev Bhattiprolu wrote: Oren Laadan [orenl@xxxxxxxxxxxxxxx] wrote: | | I just posted v14-rc3 which includes the c/r of restart-blocks. | That should improve the situation. | | H

 
179529514578_559360007958Mark Ryden
On Wed, Apr 01, 2009 at 01:00:53PM +0300, Mark Ryden wrote: Hello, I am back to it and I just want to ask if there are any news with sysfs tagged directory support patch. Is it merged now ?

 
180629774608_539560007194Oren Laadan
Quoting Mark Ryden (markryde@xxxxxxxxx): Hello, I am sorry to hear that it is not merged yet.I hoped to try to start a project with network namespaces. Sysfs tagged directories are not support

 
142021524177_581260007558Serge E Hallyn
Checkpoint of sysvipc shared memory is performed in two steps: first, the entire ipc namespace is dumped as a whole by iterating through all shm objects and dumping the contents of each one. The shme

 
145929464348_553660007713Oren Laadan
Serge E. Hallyn wrote: Quoting Oren Laadan (orenl@xxxxxxxxxxxxxxx): ... int cr_write_ipc(struct cr_ctx *ctx, struct nsproxy *nsproxy) { - return 0; + return cr_write_ipc_shm(ctx,

 
138529204065_504860007998Oren Laadan
During restart, an ipc shared region may have SHM_DEST, indicating that it has been originally deleted (while still active). In this case the task of deleting the region after restoring it is postpon

 
122629554948_580560007116Oren Laadan
Quoting Oren Laadan (orenl@xxxxxxxxxxxxxxx): -int ipc_addid(struct ipc_ids* ids, struct kern_ipc_perm* new, int size) +int +ipc_addid(struct ipc_ids *ids, struct kern_ipc_perm *new, int size, i

 
176223534093_537060007899Oren Laadan
Quoting Oren Laadan (orenl@xxxxxxxxxxxxxxx): Serge E. Hallyn wrote: Quoting Oren Laadan (orenl@xxxxxxxxxxxxxxx): -int ipc_addid(struct ipc_ids* ids, struct kern_ipc_perm* new, int si

 
156421674051_574160007933Oren Laadan
On Tue, Mar 31, 2009 at 01:32:31AM -0400, Oren Laadan wrote: Signed-off-by: Oren Laadan <orenl@xxxxxxxxxxxxxxx The description is empty and this patch is rather pointless without 7/7. Any reas

 
129924384879_564760007779Matt Helsley
Like chekcpoint, restart of sysvipc shared memory is also performed in two steps: first, the entire ipc namespace is restored as a whole, by restoring each shm object read from the checkpoint image.

 
136023594699_542660007859Dave Hansen
Add a interface to postpone an action until the end of the entire checkpoint or restart operation. This is useful when during the scan of tasks an operation cannot be performed in place, to avoid the

 
142326344813_537160007360Oren Laadan
Dave Hansen wrote: On Tue, 2009-03-31 at 01:32 -0400, Oren Laadan wrote: Add a interface to postpone an action until the end of the entire checkpoint or restart operation. This is useful whe

 
148822004713_558160007461Oren Laadan
These two are used in the next patch when calling vfs_read/write() Signed-off-by: Oren Laadan <orenl@xxxxxxxxxxxxxxx --- fs/read_write.c | 10 ---------- include/linux/fs.h | 10 ++++++++

 
147921334629_553060007608Serge E Hallyn
If ext2/3/4 is compiled as a kernel module, apply this patch to successfully compile this c/r patchset. Oren. diff --git a/checkpoint/ckpt_file.c b/checkpoint/ckpt_file.c index 0fe68bf..df6bb3d 10

 
146321734046_534260007020Oren Laadan
A minor comment and a nit. Oren Laadan [orenl@xxxxxxxxxxxxxxx] wrote: | From d832bfba9a50789fbfadf8486fbdfbd8b498a9ea Mon Sep 17 00:00:00 2001 | From: Dave Hansen <dave@xxxxxxxxxxxxxxxxxx | Date

 
112021804379_582060007787Oren Laadan
A minor comment and a nit. Oren Laadan [orenl@xxxxxxxxxxxxxxx] wrote: | From d832bfba9a50789fbfadf8486fbdfbd8b498a9ea Mon Sep 17 00:00:00 2001 | From: Dave Hansen <dave@xxxxxxxxxxxxxxxxxx | Date

 
167820294420_549160007858Oren Laadan
Infrastructure to handle objects that may be shared and referenced by multiple tasks or other objects, e..g open files, memory address space etc. The state of shared objects is saved once. On the fi

 
185228894058_556460007628Oren Laadan
Infrastructure to handle objects that may be shared and referenced by multiple tasks or other objects, e..g open files, memory address space etc. The state of shared objects is saved once. On the fi

 
102529494762_565460007636Oren Laadan
Create trivial sys_checkpoint and sys_restore system calls. They will enable to checkpoint and restart an entire container, to and from a checkpoint image file descriptor. The syscalls take a file d

 
126129434810_530760007631Oren Laadan
Create trivial sys_checkpoint and sys_restore system calls. They will enable to checkpoint and restart an entire container, to and from a checkpoint image file descriptor. The syscalls take a file d

 
132724054812_570760007418Oren Laadan
Minor comment: Oren Laadan [orenl@xxxxxxxxxxxxxxx] wrote: | From 26e7a012d3ff04d64a59e629f2427dfa2b49792b Mon Sep 17 00:00:00 2001 | From: Oren Laadan <orenl@xxxxxxxxxxxxxxx | Date: Mon, 30 Mar

 
149329034448_591460007849Oren Laadan
Minor comment: Oren Laadan [orenl@xxxxxxxxxxxxxxx] wrote: | From 26e7a012d3ff04d64a59e629f2427dfa2b49792b Mon Sep 17 00:00:00 2001 | From: Oren Laadan <orenl@xxxxxxxxxxxxxxx | Date: Mon, 30 Mar

 
177222454737_583060007206Oren Laadan
A few minor comments. Oren Laadan [orenl@xxxxxxxxxxxxxxx] wrote: | From 6f0a1dc1db8fdac766b00f90e04e06a5827af459 Mon Sep 17 00:00:00 2001 | From: Oren Laadan <orenl@xxxxxxxxxxxxxxx | Date: Mon,

 
145728354154_521960007634Oren Laadan
A few minor comments. Oren Laadan [orenl@xxxxxxxxxxxxxxx] wrote: | From 6f0a1dc1db8fdac766b00f90e04e06a5827af459 Mon Sep 17 00:00:00 2001 | From: Oren Laadan <orenl@xxxxxxxxxxxxxxx | Date: Mon,

 
185627504576_566560007860Oren Laadan
Just a nit: Oren Laadan [orenl@xxxxxxxxxxxxxxx] wrote: | From 6f5483b085b1fb675a8445c65ddbeb7b38187865 Mon Sep 17 00:00:00 2001 | From: Oren Laadan <orenl@xxxxxxxxxxxxxxx | Date: Mon, 30 Mar 2

 
129523844265_510660007489Oren Laadan
Just a nit: Oren Laadan [orenl@xxxxxxxxxxxxxxx] wrote: | From 6f5483b085b1fb675a8445c65ddbeb7b38187865 Mon Sep 17 00:00:00 2001 | From: Oren Laadan <orenl@xxxxxxxxxxxxxxx | Date: Mon, 30 Mar 2

 
152525844392_597360007786Oren Laadan
One comment below. Oren Laadan [orenl@xxxxxxxxxxxxxxx] wrote: | From eed3f074ed035c93eb49d05cc1491ee680956906 Mon Sep 17 00:00:00 2001 | From: Oren Laadan <orenl@xxxxxxxxxxxxxxx | Date: Mon, 30

 
182122694030_555860007841Oren Laadan
From: Dave Hansen <dave@xxxxxxxxxxxxxxxxxx This marks ext[234] as being checkpointable. There will be many more to do this to, but this is a start. Signed-off-by: Dave Hansen <dave@xxxxxxxx

 
176425564675_591960007163Oren Laadan
Couple of nits: Oren Laadan [orenl@xxxxxxxxxxxxxxx] wrote: | From f5dec38baa6a2cc2a88783db3a9afd676821d293 Mon Sep 17 00:00:00 2001 | From: Oren Laadan <orenl@xxxxxxxxxxxxxxx | Date: Mon, 30 Mar

 
155326304913_512860007969Oren Laadan
Minor comment. Oren Laadan [orenl@xxxxxxxxxxxxxxx] wrote: | From 7bb32901eb8cefba38bd06bea8a1630ac0dd5051 Mon Sep 17 00:00:00 2001 | From: Oren Laadan <orenl@xxxxxxxxxxxxxxx | Date: Mon, 30 Mar

 
198925904352_525360007443Serge E Hallyn
A pipe is essentially a double-headed inode with a buffer attached to it. We checkpoint the pipe buffer only once, as soon as we hit one side of the pipe, regardless whether it is read- or write- end

 

 

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