---> uname -a: Linux prd-queue-disttest-2c-1g-7950 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 695 5520 4 2009 7246 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:11:1f:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.189/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82611sec preferred_lft 82611sec inet6 fe80::f816:3eff:fe11:1f0f/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-7950) 03/22/26 _x86_64_ (2 CPU) 00:31:39 LINUX RESTART (2 CPU) 00:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:27 1.28 0.01 1.27 0.00 0.05 15.42 0.12 01:00:01 1.41 0.00 1.39 0.02 0.00 17.05 0.29 01:10:19 1.18 0.00 1.17 0.01 0.00 14.18 0.83 01:20:27 14.09 0.00 1.37 12.72 0.16 16.86 106339.03 01:30:01 1.43 0.00 1.39 0.04 0.00 17.25 1.50 Average: 3.92 0.00 1.31 2.60 0.04 16.12 21607.38 00:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:27 5750392 7495136 295304 3.63 61888 1862980 536996 5.85 477792 1630760 124 01:00:01 5746896 7492152 298108 3.67 62036 1863312 537220 5.85 477728 1631240 120 01:10:19 5754260 7500012 290276 3.57 62196 1863640 537220 5.85 477884 1631728 152 01:20:27 5752544 7498908 291260 3.58 62420 1864016 592224 6.45 483136 1632296 128 01:30:01 5759888 7506904 283292 3.48 62604 1864472 537144 5.85 478080 1632812 268 Average: 5752796 7498622 291648 3.59 62229 1863684 548161 5.97 478924 1631767 158 00:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:27 ens3 2.81 0.14 0.38 0.12 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.67 0.06 0.09 0.04 0.00 0.00 0.00 0.00 01:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:19 ens3 0.69 0.05 1.38 0.03 0.00 0.00 0.00 0.00 01:20:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:27 ens3 0.70 0.09 1.16 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.41 0.05 0.09 0.04 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 1.07 0.08 0.64 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-7950) 03/22/26 _x86_64_ (2 CPU) 00:31:39 LINUX RESTART (2 CPU) 00:40:08 CPU %user %nice %system %iowait %steal %idle 00:50:27 all 0.26 0.00 0.08 0.03 0.03 99.61 00:50:27 0 0.06 0.00 0.08 0.03 0.04 99.79 00:50:27 1 0.46 0.00 0.07 0.02 0.03 99.42 01:00:01 all 0.25 0.00 0.16 0.01 0.03 99.55 01:00:01 0 0.14 0.00 0.16 0.01 0.04 99.65 01:00:01 1 0.37 0.00 0.15 0.01 0.03 99.45 01:10:19 all 0.24 0.00 0.06 0.01 0.03 99.66 01:10:19 0 0.16 0.00 0.07 0.00 0.04 99.73 01:10:19 1 0.33 0.00 0.05 0.01 0.03 99.58 01:20:27 all 0.20 0.00 0.08 0.04 0.03 99.65 01:20:27 0 0.06 0.00 0.10 0.06 0.04 99.73 01:20:27 1 0.33 0.00 0.06 0.01 0.02 99.57 01:30:01 all 0.23 0.00 0.15 0.01 0.03 99.57 01:30:01 0 0.24 0.00 0.16 0.01 0.03 99.56 01:30:01 1 0.22 0.00 0.15 0.01 0.04 99.58 Average: all 0.24 0.00 0.10 0.02 0.03 99.61 Average: 0 0.13 0.00 0.11 0.02 0.04 99.69 Average: 1 0.34 0.00 0.09 0.01 0.03 99.52