[systemd-devel] [RFE] distinguish reclaimable memory in `systemctl status` output

2020-09-28 Thread Vito Caputo
Hello list, Inspired by recent, unnecessarily combative discussion on the list, I thought I'd try restart this conversation anew: Is it possible to either add a reclaimable field the total memory line of `systemctl status` output? Or perhaps a separate line like Memory-Reclaimable: ? Is additio

Re: [systemd-devel] Memory in systemctl status

2020-09-28 Thread Reindl Harald
Am 28.09.20 um 19:32 schrieb Dave Howorth: >> the far slower copy from the list-server is silently purged by >> intention to avoid receive ever ymessage twice on mailing lists where >> people can't handle a MUA > > Well then, it's not Benjamin breaking the threading, it's you :P > You need to r

Re: [systemd-devel] Memory in systemctl status

2020-09-28 Thread Dave Howorth
On Mon, 28 Sep 2020 16:39:05 +0200 Reindl Harald wrote: > Am 28.09.20 um 16:34 schrieb Dave Howorth: > > On Mon, 28 Sep 2020 14:10:38 +0200 > > Reindl Harald wrote: > >> can you stop "reply-all" and breaking threads when respond to > >> lists? > > > > I can't answer for the reply-all, that w

Re: [systemd-devel] Memory in systemctl status

2020-09-28 Thread Reindl Harald
Am 28.09.20 um 18:33 schrieb Lennart Poettering: > On Mo, 28.09.20 14:22, Reindl Harald (h.rei...@thelounge.net) wrote: > >> honestly: do you realize that i know very well how the memory management >> of Linux works and that it's pretty fine but not part of the topic at all? > > Reindl, did you

[systemd-devel] Sandboxing options

2020-09-28 Thread Christopher Wong
Hi, There are a bunch of sandboxing options that I am trying to enable but I got no effects when I am setting them. Below are the options that I am trying to set, but I can't seem to turn them on. LockPersonality=true MemoryDenyWriteExecute=true RestrictRealtime=true RestrictSUIDSGID=true Res

Re: [systemd-devel] Memory in systemctl status

2020-09-28 Thread Lennart Poettering
On Mo, 28.09.20 14:22, Reindl Harald (h.rei...@thelounge.net) wrote: > honestly: do you realize that i know very well how the memory management > of Linux works and that it's pretty fine but not part of the topic at all? Reindl, did you see who you are replying to here? Maybe don't try to argue w

Re: [systemd-devel] Memory in systemctl status

2020-09-28 Thread Reindl Harald
Am 28.09.20 um 16:34 schrieb Dave Howorth: > On Mon, 28 Sep 2020 14:10:38 +0200 > Reindl Harald wrote: >> can you stop "reply-all" and breaking threads when respond to lists? > > I can't answer for the reply-all, that would annoy me as well. > But the thread isn't broken, my MUA is showing it

Re: [systemd-devel] Memory in systemctl status

2020-09-28 Thread Dave Howorth
On Mon, 28 Sep 2020 14:10:38 +0200 Reindl Harald wrote: > can you stop "reply-all" and breaking threads when respond to lists? I can't answer for the reply-all, that would annoy me as well. But the thread isn't broken, my MUA is showing it nicely. ___ s

Re: [systemd-devel] Memory in systemctl status

2020-09-28 Thread Greg KH
On Mon, Sep 28, 2020 at 02:22:17PM +0200, Reindl Harald wrote: > honestly: do you realize that i know very well how the memory management > of Linux works and that it's pretty fine but not part of the topic at all? *plonk* ___ systemd-devel mailing list

Re: [systemd-devel] Memory in systemctl status

2020-09-28 Thread Reindl Harald
honestly: do you realize that i know very well how the memory management of Linux works and that it's pretty fine but not part of the topic at all? Am 28.09.20 um 14:08 schrieb Greg KH: > How do you know this? And why wouldn't they be "charged" to the task > that caused the cache to fill up? Wha

Re: [systemd-devel] Memory in systemctl status

2020-09-28 Thread Reindl Harald
can you stop "reply-all" and breaking threads when respond to lists? Am 28.09.20 um 13:55 schrieb Benjamin Berg: > On Mon, 2020-09-28 at 11:37 +0200, Reindl Harald wrote: >> >> Am 28.09.20 um 11:19 schrieb Benjamin Berg: if i would set "MemoryMax" to 4G "Memory: 8.6G" would kill it when

Re: [systemd-devel] Memory in systemctl status

2020-09-28 Thread Greg KH
On Mon, Sep 28, 2020 at 11:37:20AM +0200, Reindl Harald wrote: > > > Am 28.09.20 um 11:19 schrieb Benjamin Berg: > >> if i would set "MemoryMax" to 4G "Memory: 8.6G" would kill it when the > >> caches are accounted in that context > > > > No, the kernel kicks in and reclaims memory at that point

Re: [systemd-devel] Memory in systemctl status

2020-09-28 Thread Benjamin Berg
On Mon, 2020-09-28 at 11:37 +0200, Reindl Harald wrote: > > Am 28.09.20 um 11:19 schrieb Benjamin Berg: > > > if i would set "MemoryMax" to 4G "Memory: 8.6G" would kill it > > > when the > > > caches are accounted in that context > > > > No, the kernel kicks in and reclaims memory at that point.

Re: [systemd-devel] libsystemd/sd_bus: trouble understanding how to parse complex responses

2020-09-28 Thread Sergey Jin' Bostandzhyan
Hi Lennart, sorry for the late reaction, thanks to your help (especially the busctl monitor hint) I was able to figure out what was going on. On Wed, Sep 09, 2020 at 06:31:26PM +0200, Lennart Poettering wrote: [...] > > At this point I am not sure if sd_bus actually behaves correctly and > > Get

Re: [systemd-devel] Memory in systemctl status

2020-09-28 Thread Reindl Harald
Am 28.09.20 um 11:19 schrieb Benjamin Berg: >> if i would set "MemoryMax" to 4G "Memory: 8.6G" would kill it when the >> caches are accounted in that context > > No, the kernel kicks in and reclaims memory at that point. Which can > mean either swapping or just dropping caches. caches have *not

Re: [systemd-devel] Memory in systemctl status

2020-09-28 Thread Benjamin Berg
On Mon, 2020-09-28 at 10:43 +0200, Reindl Harald wrote: > > Am 28.09.20 um 10:37 schrieb Tomasz Torcz: > > On Mon, Sep 28, 2020 at 10:08:15AM +0200, Reindl Harald wrote: > > > Am 27.09.20 um 23:39 schrieb Benjamin Berg: > > > > > > > however, that value makes little to no sense and if that's the

Re: [systemd-devel] Memory in systemctl status

2020-09-28 Thread Reindl Harald
Am 28.09.20 um 10:37 schrieb Tomasz Torcz: > On Mon, Sep 28, 2020 at 10:08:15AM +0200, Reindl Harald wrote: >> Am 27.09.20 um 23:39 schrieb Benjamin Berg: >> however, that value makes little to no sense and if that's the same >> value as accounted for "MemoryMax" it's plain wrong >>> But

Re: [systemd-devel] Memory in systemctl status

2020-09-28 Thread Tomasz Torcz
On Mon, Sep 28, 2020 at 10:08:15AM +0200, Reindl Harald wrote: > Am 27.09.20 um 23:39 schrieb Benjamin Berg: > however, that value makes little to no sense and if that's the same > value as accounted for "MemoryMax" it's plain wrong > > But it does make sense. File caches are part of the

Re: [systemd-devel] Memory in systemctl status

2020-09-28 Thread Reindl Harald
Am 27.09.20 um 23:39 schrieb Benjamin Berg: however, that value makes little to no sense and if that's the same value as accounted for "MemoryMax" it's plain wrong > But it does make sense. File caches are part of the working set of > memory that a process needs. Setting MemoryMax=/Mem