30 Commits

Author SHA1 Message Date
Casper Norrbin
f2d5290c29 8367319: Add os interfaces to get machine and container values separately
Reviewed-by: eosterlund, sgehwolf
2026-01-19 14:44:37 +00:00
Severin Gehwolf
72ebca8a0b 8365606: Container code should not be using jlong/julong
Reviewed-by: stuefe, cnorrbin, fitzsim
2025-11-18 09:42:28 +00:00
Casper Norrbin
5252262349 8292984: Refactor internal container-related interfaces for clarity
Reviewed-by: sgehwolf, eosterlund
2025-10-02 13:38:41 +00:00
Francesco Andreuzzi
051f39e12c 8366864: Sort os/linux includes
Reviewed-by: ayang, dholmes
2025-09-08 07:10:12 +00:00
Anton Artemov
d5d94db12a 8357086: os::xxx functions returning memory size should return size_t
Reviewed-by: stefank, dholmes
2025-09-01 07:43:25 +00:00
Casper Norrbin
850bc20306 8356868: Not all cgroup parameters are made available
Reviewed-by: sgehwolf, gziemski
2025-06-25 08:32:51 +00:00
Casper Norrbin
7f3191a630 8354878: File Leak in CgroupSubsystemFactory::determine_type of cgroupSubsystem_linux.cpp:300
Reviewed-by: sgehwolf, jsjolen, dholmes
2025-05-08 16:20:53 +00:00
Thomas Fitzsimmons
4478a99e31 8354057: Odd debug output in -Xlog:os+container=debug on certain systems
Reviewed-by: sgehwolf, asmehra, lmesnik
2025-04-11 02:06:22 +00:00
Thomas Fitzsimmons
9c5ed23eac 8349988: Change cgroup version detection logic to not depend on /proc/cgroups
8347811: Container detection code for cgroups v2 should use cgroup.controllers

Co-authored-by: Severin Gehwolf <sgehwolf@openjdk.org>
Reviewed-by: sgehwolf, asmehra
2025-04-03 08:38:50 +00:00
Severin Gehwolf
2de71d0445 8347129: cpuset cgroups controller is required for no good reason
Reviewed-by: stuefe, asmehra
2025-01-14 19:40:50 +00:00
theoweidmannoracle
7d6a2f3740 8342860: Fix more NULL usage backsliding
Reviewed-by: kbarrett, jwaters, tschatzl, jsjolen
2024-11-08 13:31:24 +00:00
Severin Gehwolf
55a7cf1445 8322420: [Linux] cgroup v2: Limits in parent nested control groups are not detected
Reviewed-by: stuefe, asmehra
2024-09-11 13:51:31 +00:00
Severin Gehwolf
153b12b9df 8331560: Refactor Hotspot container detection code so that subsystem delegates to controllers
Reviewed-by: jsjolen, stuefe
2024-07-02 15:38:54 +00:00
Severin Gehwolf
0a6ffa5795 8261242: [Linux] OSContainer::is_containerized() returns true when run outside a container
Reviewed-by: stuefe, iklam
2024-07-01 08:47:29 +00:00
Robert Toyonaga
cc64aeac47 8332400: isspace argument should be a valid unsigned char
Reviewed-by: dholmes, amitkumar, stuefe, jwaters
2024-06-14 09:32:52 +00:00
Severin Gehwolf
3d4eb159e6 8302744: Refactor Hotspot container detection code
Reviewed-by: jsjolen, stuefe
2024-05-29 08:46:27 +00:00
Johan Sjölen
ac9e046748 8301479: Replace NULL with nullptr in os/linux
Reviewed-by: coleenp, sgehwolf
2023-02-03 11:52:22 +00:00
casparcwang
8f3bbe950f 8293472: Incorrect container resource limit detection if manual cgroup fs mounts present
Reviewed-by: sgehwolf, iklam
2022-09-15 08:47:05 +00:00
Jonathan Dowland
f694f8a767 8292083: Detected container memory limit may exceed physical machine memory
Reviewed-by: sgehwolf, stuefe
2022-08-26 12:25:16 +00:00
Harold Seigel
db77227684 8282684: Obsolete UseContainerCpuShares and PreferContainerQuotaForCPUCount flags
Reviewed-by: dholmes, iklam, sgehwolf
2022-08-22 14:35:44 +00:00
Ioi Lam
b6b0317f83 8290840: Refactor the "os" class
Reviewed-by: dholmes, gziemski, stuefe, stefank
2022-08-04 01:20:29 +00:00
Severin Gehwolf
8d28734ede 8287741: Fix of JDK-8287107 (unused cgv1 freezer controller) was incomplete
Reviewed-by: iklam
2022-06-07 12:28:31 +00:00
Ioi Lam
e07fd395bd 8281181: Do not use CPU Shares to compute active processor count
Reviewed-by: dholmes, sgehwolf
2022-03-04 20:14:11 +00:00
Harold Seigel
f54ce84474 8238161: use os::fopen in HS code where possible
Reviewed-by: mbaesken, coleenp
2022-01-12 13:11:16 +00:00
Matthias Baesken
089e83bf1b 8266490: Extend the OSContainer API to support the pids controller of cgroups
Reviewed-by: sgehwolf, lucy
2021-08-10 07:40:21 +00:00
Severin Gehwolf
2bbf8a2a96 8245543: Cgroups: Incorrect detection logic on some systems (still reproducible)
Reviewed-by: bobv, shade
2020-10-09 16:25:50 +00:00
Volker Simonis
0054c15f60 8253435: Cgroup: 'stomping of _mount_path' crash if manually mounted cpusets exist
Reviewed-by: sgehwolf, bobv
2020-09-28 15:42:10 +00:00
Bob Vandette
76f0588aaf 8252359: HotSpot Not Identifying it is Running in a Container
Reviewed-by: sgehwolf
2020-09-03 13:50:11 +00:00
Severin Gehwolf
add18914fb 8239785: Cgroups: Incorrect detection logic on old systems in hotspot
Return NULL subsystem if no cgroup controllers are mounted.

Reviewed-by: bobv, mbaesken
2020-02-25 12:17:26 +01:00
Severin Gehwolf
d462a6b5c9 8230305: Cgroups v2: Container awareness
Implement Cgroups v2 container awareness in hotspot

Reviewed-by: bobv, dholmes
2019-11-07 17:11:59 +01:00