---> uname -a: Linux prd-queue-disttest-2c-1g-65992 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 779 5294 4 2161 7162 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:ef:12:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80757sec preferred_lft 80757sec inet6 fe80::f816:3eff:feef:12db/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-65992) 10/20/26 _x86_64_ (2 CPU) 20:57:35 LINUX RESTART (2 CPU) 21:00:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:25 1.72 0.02 1.70 0.00 1.21 20.75 0.01 21:20:01 1.67 0.01 1.66 0.00 0.07 19.61 0.01 21:30:25 1.73 0.00 1.72 0.02 0.00 20.81 0.26 21:40:26 2.09 0.32 1.77 0.01 42.64 108.77 0.17 21:50:01 16.03 0.00 1.52 14.51 0.15 18.57 111272.03 22:00:25 1.53 0.00 1.51 0.02 0.00 19.59 0.22 22:10:25 1.46 0.00 1.44 0.02 0.00 18.03 0.13 22:20:01 1.51 0.00 1.49 0.02 0.00 18.52 0.14 22:30:19 1.63 0.00 1.60 0.04 0.00 21.15 0.35 Average: 3.20 0.04 1.60 1.56 4.90 29.57 11876.87 21:00:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:25 5537168 7408952 370580 4.56 91152 1951928 676624 7.37 543804 1748564 128 21:20:01 5538672 7410944 368364 4.53 91308 1952260 676628 7.37 543764 1749052 244 21:30:25 5540236 7413028 366260 4.50 91480 1952596 676628 7.37 543884 1749560 132 21:40:26 5504744 7417324 361308 4.44 91780 1991784 880608 9.59 562044 1778840 128 21:50:01 5504744 7417832 360684 4.44 91900 1992160 880608 9.59 562184 1779308 284 22:00:25 5505308 7418908 359536 4.42 92044 1992492 880608 9.59 562308 1779784 204 22:10:25 5515060 7429308 349128 4.29 92236 1992944 880604 9.59 562692 1780300 128 22:20:01 5514568 7429312 349112 4.29 92392 1993276 880668 9.59 562568 1780788 244 22:30:19 5505324 7420624 357780 4.40 92596 1993608 880672 9.59 562616 1781324 128 Average: 5518425 7418470 360306 4.43 91876 1979228 812628 8.85 556207 1769724 180 21:00:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:25 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 21:10:25 ens3 3.62 0.21 0.53 0.17 0.00 0.00 0.00 0.00 21:20:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 21:20:01 ens3 0.50 0.07 0.05 0.02 0.00 0.00 0.00 0.00 21:30:25 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 21:30:25 ens3 0.44 0.14 0.13 0.08 0.00 0.00 0.00 0.00 21:40:26 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 21:40:26 ens3 0.77 0.37 3.46 0.11 0.00 0.00 0.00 0.00 21:50:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 21:50:01 ens3 0.20 0.08 0.06 0.04 0.00 0.00 0.00 0.00 22:00:25 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 22:00:25 ens3 0.24 0.07 0.05 0.02 0.00 0.00 0.00 0.00 22:10:25 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 22:10:25 ens3 0.21 0.10 0.09 0.05 0.00 0.00 0.00 0.00 22:20:01 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 22:20:01 ens3 0.14 0.06 0.03 0.02 0.00 0.00 0.00 0.00 22:30:19 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 22:30:19 ens3 0.18 0.07 0.06 0.03 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 0.70 0.13 0.50 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-queue-disttest-2c-1g-65992) 10/20/26 _x86_64_ (2 CPU) 20:57:35 LINUX RESTART (2 CPU) 21:00:26 CPU %user %nice %system %iowait %steal %idle 21:10:25 all 0.27 0.00 0.06 0.01 0.00 99.66 21:10:25 0 0.47 0.00 0.04 0.01 0.00 99.48 21:10:25 1 0.07 0.00 0.08 0.02 0.00 99.84 21:20:01 all 0.26 0.00 0.07 0.01 0.00 99.66 21:20:01 0 0.44 0.00 0.05 0.00 0.00 99.51 21:20:01 1 0.07 0.00 0.09 0.02 0.00 99.82 21:30:25 all 0.24 0.00 0.13 0.03 0.00 99.59 21:30:25 0 0.26 0.00 0.12 0.05 0.00 99.57 21:30:25 1 0.22 0.00 0.14 0.02 0.00 99.61 21:40:26 all 0.42 0.00 0.10 0.03 0.00 99.45 21:40:26 0 0.52 0.00 0.06 0.03 0.00 99.39 21:40:26 1 0.33 0.00 0.14 0.03 0.00 99.50 21:50:01 all 0.25 0.00 0.07 0.05 0.00 99.63 21:50:01 0 0.03 0.00 0.07 0.03 0.00 99.87 21:50:01 1 0.47 0.00 0.07 0.07 0.00 99.39 22:00:25 all 0.26 0.00 0.14 0.01 0.00 99.59 22:00:25 0 0.27 0.00 0.14 0.02 0.00 99.57 22:00:25 1 0.25 0.00 0.14 0.00 0.00 99.61 22:10:25 all 0.26 0.00 0.06 0.02 0.00 99.67 22:10:25 0 0.48 0.00 0.04 0.03 0.00 99.46 22:10:25 1 0.04 0.00 0.07 0.01 0.00 99.88 22:20:01 all 0.24 0.00 0.07 0.01 0.00 99.67 22:20:01 0 0.45 0.00 0.05 0.02 0.00 99.48 22:20:01 1 0.04 0.00 0.08 0.01 0.00 99.87 22:30:19 all 0.26 0.00 0.13 0.01 0.00 99.59 22:30:19 0 0.48 0.00 0.13 0.01 0.00 99.37 22:30:19 1 0.05 0.00 0.14 0.01 0.00 99.81 Average: all 0.27 0.00 0.09 0.02 0.00 99.61 Average: 0 0.38 0.00 0.08 0.02 0.00 99.52 Average: 1 0.17 0.00 0.11 0.02 0.00 99.70