---> uname -a: Linux prd-queue-disttest-2c-1g-64860 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 Indirect target selection: 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 Tsa: 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 8.0G 30G 22% / 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 805 5269 4 2161 7136 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:20:44:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80604sec preferred_lft 80604sec inet6 fe80::f816:3eff:fe20:447a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-queue-disttest-2c-1g-64860) 10/13/26 _x86_64_ (2 CPU) 10:59:04 LINUX RESTART (2 CPU) 11:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:30 9.32 0.07 8.76 0.49 7.05 1647.82 182.79 11:20:00 1.34 0.01 1.33 0.00 0.07 17.12 0.01 11:30:10 15.97 0.31 1.93 13.72 42.09 109.50 105078.51 11:40:20 1.42 0.00 1.40 0.02 0.00 17.14 0.13 11:50:00 1.53 0.01 1.51 0.02 0.11 18.23 0.18 12:00:10 1.60 0.00 1.57 0.03 0.00 19.65 0.39 12:10:30 1.47 0.00 1.45 0.02 0.00 17.56 0.17 12:20:00 1.46 0.00 1.44 0.02 0.00 17.68 0.22 12:30:30 1.62 0.00 1.59 0.03 0.00 20.20 0.39 Average: 4.02 0.05 2.37 1.61 5.56 216.62 11833.48 11:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:30 5524028 7395592 383532 4.72 91172 1951884 674848 7.35 559740 1748716 176 11:20:00 5523780 7395796 383136 4.71 91324 1952184 674900 7.35 560144 1749168 144 11:30:10 5483748 7395440 382708 4.71 91644 1991220 869160 9.47 578076 1778416 164 11:40:20 5490356 7402616 375620 4.62 91816 1991612 874852 9.53 578880 1778916 132 11:50:00 5471724 7384632 393596 4.84 91988 1992076 869296 9.47 578224 1779424 128 12:00:10 5472036 7385616 392504 4.83 92148 1992564 869292 9.47 578496 1779944 224 12:10:30 5472756 7386856 391316 4.81 92340 1992892 869296 9.47 578492 1780456 212 12:20:00 5471360 7385928 392216 4.82 92492 1993196 869356 9.47 578660 1780920 184 12:30:30 5475292 7390464 387640 4.77 92728 1993544 869360 9.47 578536 1781504 136 Average: 5487231 7391438 386919 4.76 91961 1983464 826707 9.00 574361 1773052 167 11:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:30 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 11:10:30 ens3 11.81 6.01 88.91 0.83 0.00 0.00 0.00 0.00 11:20:00 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 11:20:00 ens3 1.25 0.20 0.25 0.13 0.00 0.00 0.00 0.00 11:30:10 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 11:30:10 ens3 0.85 0.35 3.30 0.04 0.00 0.00 0.00 0.00 11:40:20 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 11:40:20 ens3 0.33 0.08 0.04 0.02 0.00 0.00 0.00 0.00 11:50:00 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 11:50:00 ens3 0.32 0.10 0.06 0.02 0.00 0.00 0.00 0.00 12:00:10 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 12:00:10 ens3 0.23 0.08 0.04 0.02 0.00 0.00 0.00 0.00 12:10:30 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 12:10:30 ens3 0.52 0.13 0.10 0.06 0.00 0.00 0.00 0.00 12:20:00 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 12:20:00 ens3 0.23 0.08 0.04 0.02 0.00 0.00 0.00 0.00 12:30:30 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 12:30:30 ens3 0.21 0.06 0.03 0.01 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 1.80 0.81 10.70 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-queue-disttest-2c-1g-64860) 10/13/26 _x86_64_ (2 CPU) 10:59:04 LINUX RESTART (2 CPU) 11:00:04 CPU %user %nice %system %iowait %steal %idle 11:10:30 all 2.70 0.00 0.61 0.16 0.02 96.52 11:10:30 0 3.88 0.00 0.70 0.27 0.02 95.13 11:10:30 1 1.51 0.00 0.51 0.05 0.01 97.92 11:20:00 all 0.30 0.00 0.11 0.01 0.01 99.57 11:20:00 0 0.50 0.00 0.07 0.01 0.01 99.42 11:20:00 1 0.10 0.00 0.15 0.01 0.01 99.73 11:30:10 all 0.43 0.00 0.25 0.06 0.01 99.24 11:30:10 0 0.47 0.00 0.23 0.03 0.01 99.26 11:30:10 1 0.39 0.00 0.28 0.09 0.01 99.23 11:40:20 all 0.25 0.00 0.10 0.01 0.01 99.62 11:40:20 0 0.07 0.00 0.13 0.00 0.01 99.78 11:40:20 1 0.43 0.00 0.07 0.01 0.01 99.47 11:50:00 all 0.29 0.00 0.11 0.01 0.01 99.58 11:50:00 0 0.07 0.00 0.13 0.00 0.01 99.79 11:50:00 1 0.51 0.00 0.09 0.01 0.01 99.38 12:00:10 all 0.30 0.00 0.18 0.01 0.00 99.51 12:00:10 0 0.26 0.00 0.18 0.01 0.00 99.55 12:00:10 1 0.35 0.00 0.18 0.01 0.00 99.46 12:10:30 all 0.26 0.00 0.09 0.03 0.00 99.62 12:10:30 0 0.42 0.00 0.05 0.02 0.00 99.51 12:10:30 1 0.11 0.00 0.12 0.04 0.00 99.73 12:20:00 all 0.28 0.00 0.09 0.01 0.00 99.62 12:20:00 0 0.48 0.00 0.05 0.01 0.00 99.46 12:20:00 1 0.07 0.00 0.13 0.01 0.00 99.78 12:30:30 all 0.29 0.00 0.17 0.01 0.00 99.53 12:30:30 0 0.26 0.00 0.16 0.00 0.00 99.58 12:30:30 1 0.32 0.00 0.18 0.02 0.00 99.48 Average: all 0.58 0.00 0.19 0.03 0.01 99.19 Average: 0 0.73 0.00 0.19 0.04 0.01 99.03 Average: 1 0.43 0.00 0.19 0.03 0.01 99.34