---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65189 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: 5600.00 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 8.2G 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 853 4942 4 2454 7088 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:64:24:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.64/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 86229sec preferred_lft 86229sec inet6 fe80::f816:3eff:fe64:24a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65189) 10/16/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:13 1.94 0.01 1.91 0.01 0.80 22.35 0.38 00:20:13 2.00 0.10 1.86 0.04 3.03 26.17 389.81 00:30:01 1.78 0.00 1.76 0.02 0.00 19.77 0.33 00:40:13 1.68 0.00 1.66 0.02 0.00 18.54 0.14 00:50:13 1.80 0.00 1.78 0.02 0.00 19.23 0.13 01:00:01 7.98 1.32 6.29 0.37 95.99 747.48 942.29 01:10:05 20.70 1.46 17.12 2.12 122.56 3027.68 1415.34 01:20:13 2.01 0.00 1.99 0.01 0.12 27.94 0.14 Average: 4.97 0.36 4.29 0.33 27.58 487.59 341.26 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:13 5968176 7437716 364172 4.48 83384 1577672 894212 9.74 566072 1365256 332 00:20:13 5999164 7427352 374464 4.60 83528 1536120 891880 9.71 565000 1323504 212 00:30:01 5998224 7426880 374812 4.61 83648 1536460 891880 9.71 564864 1323964 292 00:40:13 6005832 7434964 366724 4.51 83796 1536792 891876 9.71 564736 1324440 216 00:50:13 6012160 7441760 359936 4.43 83932 1537120 891876 9.71 564868 1324908 264 01:00:01 5538404 7316556 463184 5.70 109124 1841828 977172 10.64 669128 1641196 158536 01:10:05 4882932 7267240 485496 5.97 133264 2392960 1022544 11.14 719404 2184832 216 01:20:13 4962504 7349924 402712 4.95 133396 2395980 934588 10.18 660136 2187944 1460 Average: 5670924 7387799 398938 4.91 99259 1794366 924504 10.07 609276 1584506 20191 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:13 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:10:13 ens3 0.16 0.08 0.04 0.04 0.00 0.00 0.00 0.00 00:20:13 lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 00:20:13 ens3 0.22 0.09 0.07 0.04 0.00 0.00 0.00 0.00 00:30:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:30:01 ens3 0.47 0.13 0.15 0.08 0.00 0.00 0.00 0.00 00:40:13 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:40:13 ens3 0.43 0.12 0.12 0.08 0.00 0.00 0.00 0.00 00:50:13 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:50:13 ens3 0.21 0.07 0.07 0.03 0.00 0.00 0.00 0.00 01:00:01 lo 1.17 1.17 0.06 0.06 0.00 0.00 0.00 0.00 01:00:01 ens3 29.82 20.94 151.02 6.09 0.00 0.00 0.00 0.00 01:10:05 lo 1.32 1.32 0.08 0.08 0.00 0.00 0.00 0.00 01:10:05 ens3 56.79 39.14 226.57 7.50 0.00 0.00 0.00 0.00 01:20:13 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:20:13 ens3 11.20 8.53 94.47 0.98 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 12.36 8.60 58.85 1.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65189) 10/16/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:13 all 0.26 0.00 0.10 0.01 0.00 99.62 00:10:13 0 0.47 0.00 0.09 0.02 0.00 99.42 00:10:13 1 0.05 0.00 0.12 0.00 0.00 99.83 00:20:13 all 0.68 0.00 0.22 0.02 0.00 99.09 00:20:13 0 0.68 0.00 0.19 0.03 0.00 99.10 00:20:13 1 0.67 0.00 0.24 0.01 0.00 99.08 00:30:01 all 0.26 0.00 0.15 0.01 0.00 99.58 00:30:01 0 0.07 0.00 0.18 0.01 0.00 99.75 00:30:01 1 0.45 0.00 0.12 0.02 0.00 99.41 00:40:13 all 0.25 0.00 0.08 0.01 0.00 99.66 00:40:13 0 0.05 0.00 0.09 0.01 0.00 99.84 00:40:13 1 0.45 0.00 0.06 0.02 0.00 99.47 00:50:13 all 0.25 0.00 0.08 0.01 0.00 99.65 00:50:13 0 0.05 0.00 0.09 0.01 0.00 99.85 00:50:13 1 0.46 0.00 0.07 0.02 0.00 99.45 01:00:01 all 3.27 0.00 0.75 0.21 0.01 95.76 01:00:01 0 3.80 0.00 0.81 0.17 0.01 95.22 01:00:01 1 2.75 0.00 0.69 0.24 0.01 96.31 01:10:05 all 9.27 0.00 1.59 0.39 0.01 88.74 01:10:05 0 9.45 0.00 1.63 0.41 0.01 88.49 01:10:05 1 9.10 0.00 1.55 0.37 0.01 88.98 01:20:13 all 0.87 0.00 0.25 0.01 0.01 98.86 01:20:13 0 0.83 0.00 0.29 0.02 0.01 98.85 01:20:13 1 0.90 0.00 0.21 0.01 0.00 98.88 Average: all 1.88 0.00 0.40 0.08 0.00 97.63 Average: 0 1.92 0.00 0.42 0.08 0.00 97.57 Average: 1 1.85 0.00 0.38 0.08 0.00 97.68