---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65067 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 855 4945 4 2448 7085 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:d8:f9:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 25236sec preferred_lft 25236sec inet6 fe80::f816:3eff:fed8:f9b9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65067) 10/15/26 _x86_64_ (2 CPU) 00:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.85 0.02 1.82 0.01 0.85 22.15 0.40 00:20:05 1.98 0.10 1.85 0.03 3.00 25.18 110.15 00:30:05 1.80 0.00 1.77 0.03 0.00 21.05 0.44 00:40:01 1.64 0.00 1.63 0.02 0.00 18.43 0.13 00:50:05 1.54 0.00 1.53 0.02 0.00 17.87 0.17 01:00:05 20.21 1.62 16.92 1.68 116.21 2522.29 738.88 01:10:01 9.77 1.17 7.84 0.76 102.42 1090.08 244.65 Average: 5.54 0.41 4.76 0.36 31.71 530.40 156.42 00:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 5963148 7412716 389884 4.79 78488 1562856 883772 9.63 572356 1346268 280 00:20:05 5977852 7399200 403284 4.96 78632 1534432 881704 9.60 571860 1317772 276 00:30:05 5982152 7404132 398352 4.90 78808 1534892 881848 9.61 572132 1318272 328 00:40:01 5982152 7404596 397896 4.89 78968 1535188 881912 9.61 572164 1318736 240 00:50:05 5982152 7405104 397356 4.89 79144 1535552 882124 9.61 572316 1319244 264 01:00:05 5144472 7278780 481316 5.92 118120 2171788 978100 10.65 694484 1976204 42880 01:10:01 4861844 7241240 511864 6.29 129588 2391816 1006100 10.96 717032 2180796 704 Average: 5699110 7363681 425707 5.23 91678 1752361 913651 9.95 610335 1539613 6425 00:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:10:01 ens3 0.34 0.07 0.08 0.03 0.00 0.00 0.00 0.00 00:20:05 lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 00:20:05 ens3 0.23 0.09 0.06 0.04 0.00 0.00 0.00 0.00 00:30:05 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:30:05 ens3 0.51 0.15 0.17 0.09 0.00 0.00 0.00 0.00 00:40:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:40:01 ens3 0.33 0.09 0.10 0.06 0.00 0.00 0.00 0.00 00:50:05 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:50:05 ens3 0.33 0.29 0.07 1.33 0.00 0.00 0.00 0.00 01:00:05 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 01:00:05 ens3 50.53 34.77 307.99 7.07 0.00 0.00 0.00 0.00 01:10:01 lo 1.20 1.20 0.07 0.07 0.00 0.00 0.00 0.00 01:10:01 ens3 36.60 27.13 68.75 6.23 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 12.67 8.92 53.87 2.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65067) 10/15/26 _x86_64_ (2 CPU) 00:00:05 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.25 0.00 0.13 0.01 0.00 99.61 00:10:01 0 0.20 0.00 0.13 0.02 0.00 99.66 00:10:01 1 0.30 0.00 0.12 0.01 0.00 99.56 00:20:05 all 0.59 0.00 0.23 0.02 0.00 99.17 00:20:05 0 0.37 0.00 0.22 0.01 0.00 99.40 00:20:05 1 0.80 0.00 0.24 0.02 0.00 98.93 00:30:05 all 0.28 0.00 0.16 0.02 0.00 99.54 00:30:05 0 0.23 0.00 0.17 0.01 0.00 99.59 00:30:05 1 0.33 0.00 0.16 0.02 0.00 99.50 00:40:01 all 0.25 0.00 0.08 0.01 0.00 99.65 00:40:01 0 0.45 0.00 0.05 0.00 0.00 99.49 00:40:01 1 0.05 0.00 0.11 0.02 0.01 99.82 00:50:05 all 0.07 0.00 0.07 0.01 0.00 99.85 00:50:05 0 0.11 0.00 0.06 0.00 0.00 99.82 00:50:05 1 0.03 0.00 0.07 0.02 0.00 99.88 01:00:05 all 8.51 0.00 1.41 0.51 0.01 89.56 01:00:05 0 9.74 0.00 1.34 0.48 0.01 88.43 01:00:05 1 7.27 0.00 1.47 0.55 0.01 90.69 01:10:01 all 4.17 0.00 0.90 0.19 0.01 94.73 01:10:01 0 2.15 0.00 0.78 0.25 0.01 96.81 01:10:01 1 6.20 0.00 1.02 0.12 0.01 92.65 Average: all 2.01 0.00 0.42 0.11 0.00 97.45 Average: 0 1.89 0.00 0.39 0.11 0.00 97.60 Average: 1 2.14 0.00 0.46 0.11 0.00 97.29