---> uname -a: Linux prd-queue-disttest-2c-1g-10757 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 702 5450 4 2080 7238 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:ac:88:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.198/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81958sec preferred_lft 81958sec inet6 fe80::f816:3eff:feac:88cd/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-10757) 05/04/26 _x86_64_ (2 CPU) 04:29:01 LINUX RESTART (2 CPU) 04:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:40:27 5.36 0.07 4.99 0.30 6.38 1188.24 362.53 04:50:01 1.76 0.27 1.47 0.02 32.42 76.09 0.93 05:00:27 1.48 0.00 1.44 0.04 1.01 18.31 1.50 05:10:27 28.40 13.54 1.92 12.93 150.82 43.44 108115.23 05:20:27 1.20 0.00 1.19 0.00 0.01 14.99 0.00 05:30:27 1.59 0.00 1.58 0.02 0.00 19.20 0.23 05:40:27 1.23 0.00 1.23 0.00 0.00 15.11 0.00 Average: 5.85 1.97 1.99 1.89 26.91 202.57 15399.26 04:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:40:27 5790788 7513328 277544 3.41 61576 1841220 525456 5.72 462412 1620012 204 04:50:01 5744172 7493212 297160 3.65 61904 1867124 719828 7.84 477048 1637480 240 05:00:27 5740452 7490412 299960 3.69 62120 1867800 525688 5.73 471960 1638060 128 05:10:27 5687768 7494500 286788 3.53 65888 1912472 525688 5.73 472644 1685864 160 05:20:27 5687768 7494988 286292 3.52 66036 1912804 525688 5.73 472592 1686344 132 05:30:27 5696420 7504268 276916 3.41 66196 1913260 525692 5.73 472852 1686832 124 05:40:27 5696420 7504728 276436 3.40 66324 1913592 525692 5.73 472960 1687284 172 Average: 5720541 7499348 285871 3.52 64292 1889753 553390 6.03 471781 1663125 166 04:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:40:27 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 04:40:27 ens3 6.87 3.27 60.73 0.52 0.00 0.00 0.00 0.00 04:50:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 04:50:01 ens3 1.29 0.28 3.35 0.07 0.00 0.00 0.00 0.00 05:00:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:27 ens3 1.23 0.10 2.69 0.08 0.00 0.00 0.00 0.00 05:10:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:27 ens3 0.90 0.03 0.09 0.01 0.00 0.00 0.00 0.00 05:20:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:27 ens3 1.26 0.05 1.23 0.03 0.00 0.00 0.00 0.00 05:30:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:27 ens3 0.58 0.06 0.09 0.03 0.00 0.00 0.00 0.00 05:40:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:27 ens3 0.48 0.10 0.13 0.07 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.83 0.57 10.09 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-10757) 05/04/26 _x86_64_ (2 CPU) 04:29:01 LINUX RESTART (2 CPU) 04:30:00 CPU %user %nice %system %iowait %steal %idle 04:40:27 all 1.46 0.00 0.34 0.10 0.03 98.06 04:40:27 0 0.68 0.00 0.27 0.08 0.02 98.94 04:40:27 1 2.24 0.00 0.41 0.12 0.04 97.18 04:50:01 all 0.35 0.00 0.10 0.02 0.02 99.51 04:50:01 0 0.51 0.00 0.09 0.02 0.02 99.37 04:50:01 1 0.19 0.00 0.11 0.02 0.03 99.65 05:00:27 all 0.28 0.00 0.14 0.01 0.03 99.54 05:00:27 0 0.20 0.00 0.15 0.00 0.03 99.63 05:00:27 1 0.37 0.00 0.14 0.02 0.03 99.45 05:10:27 all 0.26 0.17 0.14 0.17 0.03 99.24 05:10:27 0 0.05 0.34 0.21 0.27 0.04 99.10 05:10:27 1 0.47 0.00 0.07 0.06 0.02 99.38 05:20:27 all 0.24 0.00 0.06 0.01 0.03 99.67 05:20:27 0 0.05 0.00 0.08 0.01 0.04 99.82 05:20:27 1 0.42 0.00 0.04 0.01 0.02 99.51 05:30:27 all 0.26 0.00 0.15 0.01 0.03 99.55 05:30:27 0 0.25 0.00 0.17 0.01 0.03 99.55 05:30:27 1 0.27 0.00 0.14 0.01 0.03 99.55 05:40:27 all 0.24 0.00 0.06 0.01 0.03 99.66 05:40:27 0 0.12 0.00 0.08 0.00 0.03 99.77 05:40:27 1 0.37 0.00 0.04 0.02 0.02 99.55 Average: all 0.45 0.02 0.14 0.05 0.03 99.31 Average: 0 0.27 0.05 0.15 0.06 0.03 99.45 Average: 1 0.63 0.00 0.14 0.04 0.03 99.17