---> uname -a: Linux prd-queue-disttest-2c-1g-64967 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 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: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 7.8G 30G 21% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 708 5504 4 2013 7233 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:7d:21:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82603sec preferred_lft 82603sec inet6 fe80::f816:3eff:fe7d:21ed/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-64967) 04/01/26 _x86_64_ (2 CPU) 01:44:21 LINUX RESTART (2 CPU) 01:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:07 1.44 0.01 1.41 0.02 0.05 17.66 0.47 02:10:08 1.23 0.00 1.21 0.01 0.00 14.45 1.08 02:20:08 14.19 0.00 1.29 12.90 0.16 15.33 107737.86 02:30:00 1.47 0.02 1.42 0.03 0.61 17.41 1.37 02:40:07 1.99 0.31 1.64 0.03 38.58 72.55 1.50 Average: 4.07 0.07 1.40 2.60 7.97 27.60 21570.00 01:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:07 5762328 7482444 308136 3.79 61728 1838892 535912 5.84 464984 1618052 232 02:10:08 5762328 7482952 307628 3.78 61912 1839220 535976 5.84 465068 1618564 148 02:20:08 5768740 7489940 300612 3.70 62116 1839588 536120 5.84 465120 1619116 124 02:30:00 5752520 7474392 316080 3.89 62272 1840088 536120 5.84 465272 1619652 124 02:40:07 5712432 7463024 326936 4.02 62604 1868164 733828 7.99 482488 1636868 188 Average: 5751670 7478550 311878 3.83 62126 1845190 575591 6.27 468586 1622450 163 01:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:07 ens3 2.85 0.16 0.43 0.10 0.00 0.00 0.00 0.00 02:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:08 ens3 0.44 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:08 ens3 0.91 0.03 7.79 0.01 0.00 0.00 0.00 0.00 02:30:00 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 0.29 0.04 0.25 0.02 0.00 0.00 0.00 0.00 02:40:07 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:07 ens3 0.52 0.25 3.07 0.07 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.00 0.10 2.33 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-64967) 04/01/26 _x86_64_ (2 CPU) 01:44:21 LINUX RESTART (2 CPU) 01:50:07 CPU %user %nice %system %iowait %steal %idle 02:00:07 all 0.26 0.00 0.18 0.01 0.03 99.53 02:00:07 0 0.24 0.00 0.18 0.00 0.02 99.56 02:00:07 1 0.28 0.00 0.18 0.01 0.03 99.49 02:10:08 all 0.25 0.00 0.07 0.01 0.02 99.65 02:10:08 0 0.12 0.00 0.08 0.01 0.03 99.76 02:10:08 1 0.38 0.00 0.05 0.01 0.02 99.53 02:20:08 all 0.22 0.00 0.08 0.03 0.02 99.65 02:20:08 0 0.03 0.00 0.09 0.04 0.02 99.81 02:20:08 1 0.40 0.00 0.07 0.02 0.02 99.49 02:30:00 all 0.29 0.00 0.17 0.01 0.02 99.51 02:30:00 0 0.23 0.00 0.15 0.00 0.02 99.59 02:30:00 1 0.36 0.00 0.19 0.01 0.02 99.42 02:40:07 all 0.35 0.00 0.10 0.02 0.02 99.51 02:40:07 0 0.20 0.00 0.13 0.02 0.03 99.62 02:40:07 1 0.50 0.00 0.07 0.02 0.02 99.39 Average: all 0.27 0.00 0.12 0.01 0.02 99.57 Average: 0 0.17 0.00 0.13 0.02 0.03 99.67 Average: 1 0.38 0.00 0.11 0.01 0.02 99.47