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Type:
Bug
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Resolution: Unresolved
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Priority:
P4
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None
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Affects Version/s: 27
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Component/s: hotspot
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None
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Environment:
+ cd /home/yansendao/git/jdk
+ set -x
+ hostname -I
10.59.82.9
+ uname -a
Linux oe-2403 6.6.0+ #51 SMP Mon Dec 15 15:07:22 CST 2025 aarch64 aarch64 aarch64 GNU/Linux
+ cat /etc/os-release
NAME="openEuler"
VERSION="24.03 (LTS-SP2)"
ID="openEuler"
VERSION_ID="24.03"
PRETTY_NAME="openEuler 24.03 (LTS-SP2)"
ANSI_COLOR="0;31"+ free -h
total used free shared buff/cache available
Mem: 502Gi 7.9Gi 481Gi 29Mi 16Gi 494Gi
Swap: 15Gi 30Mi 15Gi
+ lscpu
Architecture: aarch64
CPU op-mode(s): 64-bit
Byte Order: Little Endian
CPU(s): 256
On-line CPU(s) list: 0-255
Vendor ID: HiSilicon
Model name: -
Model: 0
Thread(s) per core: 2
Core(s) per socket: 64
Socket(s): 2
Stepping: 0x0
BogoMIPS: 200.00
Flags: fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm jscvt fcma lrcpc dcpop sha3 sm3 sm4 asimddp sha512 sve asimdfhm dit uscat ilrcpc flagm ssbs sb paca pacg dcpodp flagm2 frint svei8mm svef32mm svef64mm svebf16 i8mm bf16 dgh rng ecv
L1d cache: 8 MiB (128 instances)
L1i cache: 8 MiB (128 instances)
L2 cache: 160 MiB (128 instances)
L3 cache: 224 MiB (4 instances)
NUMA node(s): 4
NUMA node0 CPU(s): 0-63
NUMA node1 CPU(s): 64-127
NUMA node2 CPU(s): 128-191
NUMA node3 CPU(s): 192-255
Vulnerability Gather data sampling: Not affected
Vulnerability Itlb multihit: Not affected
Vulnerability L1tf: Not affected
Vulnerability Mds: Not affected
Vulnerability Meltdown: Not affected
Vulnerability Mmio stale data: Not affected
Vulnerability Reg file data sampling: Not affected
Vulnerability Retbleed: Not affected
Vulnerability Spec rstack overflow: Not affected
Vulnerability Spec store bypass: Not affected
Vulnerability Spectre v1: Mitigation; __user pointer sanitization
Vulnerability Spectre v2: Mitigation; CSV2, but not BHB
Vulnerability Srbds: Not affected
Vulnerability Tsa: Not affected
Vulnerability Tsx async abort: Not affected
+ ldd --version
ldd (GNU libc) 2.38
Copyright (C) 2023 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
Written by Roland McGrath and Ulrich Drepper.
+ ulimit -a
real-time non-blocking time (microseconds, -R) unlimited
core file size (blocks, -c) unlimited
data seg size (kbytes, -d) unlimited
scheduling priority (-e) 0
file size (blocks, -f) unlimited
pending signals (-i) 2057075
max locked memory (kbytes, -l) 65536
max memory size (kbytes, -m) unlimited
open files (-n) 1024
pipe size (512 bytes, -p) 8
POSIX message queues (bytes, -q) 819200
real-time priority (-r) 0
stack size (kbytes, -s) 8192
cpu time (seconds, -t) unlimited
max user processes (-u) 2057075
virtual memory (kbytes, -v) unlimited
file locks (-x) unlimited
+ java -version
openjdk version "27" 2026-09-15
OpenJDK Runtime Environment HJDK-0 (fastdebug build 27+-534c33d0)
OpenJDK 64-Bit Server VM HJDK-0 (fastdebug build 27+-534c33d0, mixed mode, sharing)
+ java -Xinternalversion
OpenJDK 64-Bit Server VM (fastdebug 27+-534c33d0) for linux-aarch64 JRE (27+-534c33d0), built on 2025-12-25T15:30:28Z with gcc 12.3.1 (openEuler 12.3.1-98.oe2403sp2)
+ jtreg -version
jtreg 8.1-dev+0
Installed in /home/yansendao/JDK/tools/jtreg/jtreg-8.1.1/lib/jtreg.jar
Running on platform version 27 from /home/yansendao/git/jdk/build/linux-aarch64-server-fastdebug/images/jdk.
Built with Java(TM) 2 SDK, Version 17.0.13-testing+0-builds on December 01, 2025.
JT Harness, version 6.0 ea b24 (December 01, 2025)
Java Assembler Tools, version 8.1 ea 01 (December 01, 2025)
TestNG: testng-7.3.0.jar, guice-5.1.0.jar, jcommander-1.82.jar
JUnit: junit-platform-console-standalone-1.13.4.jar
+ git remote -v
origin git@github.com:openjdk/jdk.git (fetch)
origin git@github.com:openjdk/jdk.git (push)
+ git branch- master
+ git log -n 1
+ head -n 1
commit 534c33d0ef7daa0d0d5b56a1101b4c9d47a48049
+ git status
On branch master
Your branch is up to date with 'origin/master'.
nothing to commit, working tree clean
+ git diff+ cd /home/yansendao/git/jdk + set -x + hostname -I 10.59.82.9 + uname -a Linux oe-2403 6.6.0+ #51 SMP Mon Dec 15 15:07:22 CST 2025 aarch64 aarch64 aarch64 GNU/Linux + cat /etc/os-release NAME="openEuler" VERSION="24.03 (LTS-SP2)" ID="openEuler" VERSION_ID="24.03" PRETTY_NAME="openEuler 24.03 (LTS-SP2)" ANSI_COLOR="0;31" + free -h total used free shared buff/cache available Mem: 502Gi 7.9Gi 481Gi 29Mi 16Gi 494Gi Swap: 15Gi 30Mi 15Gi + lscpu Architecture: aarch64 CPU op-mode(s): 64-bit Byte Order: Little Endian CPU(s): 256 On-line CPU(s) list: 0-255 Vendor ID: HiSilicon Model name: - Model: 0 Thread(s) per core: 2 Core(s) per socket: 64 Socket(s): 2 Stepping: 0x0 BogoMIPS: 200.00 Flags: fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm jscvt fcma lrcpc dcpop sha3 sm3 sm4 asimddp sha512 sve asimdfhm dit uscat ilrcpc flagm ssbs sb paca pacg dcpodp flagm2 frint svei8mm svef32mm svef64mm svebf16 i8mm bf16 dgh rng ecv L1d cache: 8 MiB (128 instances) L1i cache: 8 MiB (128 instances) L2 cache: 160 MiB (128 instances) L3 cache: 224 MiB (4 instances) NUMA node(s): 4 NUMA node0 CPU(s): 0-63 NUMA node1 CPU(s): 64-127 NUMA node2 CPU(s): 128-191 NUMA node3 CPU(s): 192-255 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Not affected Vulnerability Spec rstack overflow: Not affected Vulnerability Spec store bypass: Not affected Vulnerability Spectre v1: Mitigation; __user pointer sanitization Vulnerability Spectre v2: Mitigation; CSV2, but not BHB Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected + ldd --version ldd (GNU libc) 2.38 Copyright (C) 2023 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. Written by Roland McGrath and Ulrich Drepper. + ulimit -a real-time non-blocking time (microseconds, -R) unlimited core file size (blocks, -c) unlimited data seg size (kbytes, -d) unlimited scheduling priority (-e) 0 file size (blocks, -f) unlimited pending signals (-i) 2057075 max locked memory (kbytes, -l) 65536 max memory size (kbytes, -m) unlimited open files (-n) 1024 pipe size (512 bytes, -p) 8 POSIX message queues (bytes, -q) 819200 real-time priority (-r) 0 stack size (kbytes, -s) 8192 cpu time (seconds, -t) unlimited max user processes (-u) 2057075 virtual memory (kbytes, -v) unlimited file locks (-x) unlimited + java -version openjdk version "27" 2026-09-15 OpenJDK Runtime Environment HJDK-0 (fastdebug build 27+-534c33d0) OpenJDK 64-Bit Server VM HJDK-0 (fastdebug build 27+-534c33d0, mixed mode, sharing) + java -Xinternalversion OpenJDK 64-Bit Server VM (fastdebug 27+-534c33d0) for linux-aarch64 JRE (27+-534c33d0), built on 2025-12-25T15:30:28Z with gcc 12.3.1 (openEuler 12.3.1-98.oe2403sp2) + jtreg -version jtreg 8.1-dev+0 Installed in /home/yansendao/JDK/tools/jtreg/jtreg-8.1.1/lib/jtreg.jar Running on platform version 27 from /home/yansendao/git/jdk/build/linux-aarch64-server-fastdebug/images/jdk. Built with Java(TM) 2 SDK, Version 17.0.13-testing+0-builds on December 01, 2025. JT Harness, version 6.0 ea b24 (December 01, 2025) Java Assembler Tools, version 8.1 ea 01 (December 01, 2025) TestNG: testng-7.3.0.jar, guice-5.1.0.jar, jcommander-1.82.jar JUnit: junit-platform-console-standalone-1.13.4.jar + git remote -v origin git@github.com:openjdk/jdk.git (fetch) origin git@github.com:openjdk/jdk.git (push) + git branch master + git log -n 1 + head -n 1 commit 534c33d0ef7daa0d0d5b56a1101b4c9d47a48049 + git status On branch master Your branch is up to date with 'origin/master'. nothing to commit, working tree clean + git diff - master
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aarch64
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linux
> docker --version
Docker version 18.09.0, build 270f890
> docker ps
Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?
The test log snippet shows below:
Unable to open : /sys/fs/cgroup/cpu,cpuacct/system.slice/sshd.service/cpu.cfs_period_us
Unable to open : /sys/fs/cgroup/cpu,cpuacct/system.slice/sshd.service/cpu.cfs_quota_us
Unable to open : /sys/fs/cgroup/cpu,cpuacct/system.slice/sshd.service/cpu.stat
java.lang.NullPointerException: Cannot invoke "String.split(String)" because "<local3>" is null
at jdk.test.lib.containers.cgroup.MetricsTesterCgroupV1.getLongValueFromFile(MetricsTesterCgroupV1.java:172)
at jdk.test.lib.containers.cgroup.MetricsTesterCgroupV1.testCpuSchedulingMetrics(MetricsTesterCgroupV1.java:391)
at jdk.test.lib.containers.cgroup.MetricsTester.testAll(MetricsTester.java:59)
at jdk.test.lib.containers.cgroup.MetricsTester.main(MetricsTester.java:99)
at TestCgroupMetrics.main(TestCgroupMetrics.java:39)
- links to
-
Review(master)
openjdk/jdk/28996