---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8934 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 8.0G 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 795 5090 4 2352 7146 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:7f:d2:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.160/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5191sec preferred_lft 5191sec inet6 fe80::f816:3eff:fe7f:d22d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8934) 04/29/26 _x86_64_ (2 CPU) 00:00:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 2.08 0.02 2.04 0.02 0.85 24.37 449.38 00:20:24 1.93 0.10 1.80 0.03 2.94 24.54 351.18 00:30:01 1.97 0.00 1.95 0.02 0.00 21.48 0.25 00:40:01 22.65 3.00 17.39 2.25 226.31 3166.19 491.49 00:50:14 1.56 0.00 1.55 0.00 0.00 23.15 0.05 01:00:01 1.85 0.00 1.83 0.02 0.00 25.12 0.26 01:10:01 1.62 0.00 1.61 0.00 0.00 138.72 395.89 01:20:24 1.72 0.00 1.70 0.02 0.00 32.59 0.98 01:30:01 1.92 0.00 1.88 0.04 0.36 26.81 1.75 Average: 4.15 0.35 3.53 0.27 25.73 388.64 188.31 00:00:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6108324 7514044 294504 3.62 57804 1543952 594184 6.47 479468 1316852 240 00:20:24 6125760 7493156 315276 3.88 57936 1505428 537032 5.85 473120 1278248 260 00:30:01 6120892 7488808 319720 3.93 58036 1505848 537032 5.85 473260 1278640 124 00:40:01 5121240 7324984 435900 5.36 106388 2252628 681120 7.42 648920 2028656 272 00:50:14 5111064 7316928 443992 5.46 106492 2254680 673464 7.34 633132 2030812 244 01:00:01 5105784 7313208 447664 5.50 106584 2256164 693316 7.55 652020 2032388 240 01:10:01 5074600 7318500 442352 5.44 106660 2292512 681396 7.42 639248 2068812 124 01:20:24 5024480 7273132 487660 6.00 106760 2297104 716896 7.81 675672 2073504 132 01:30:01 5140664 7394804 365952 4.50 106880 2302388 589760 6.42 583612 2078804 3772 Average: 5436979 7381952 394780 4.85 90393 2023412 633800 6.90 584272 1798524 601 00:00:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.37 0.28 0.08 1.36 0.00 0.00 0.00 0.00 00:20:24 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:24 ens3 0.17 0.07 0.04 0.23 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.53 0.12 0.19 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 64.86 46.78 330.65 11.91 0.00 0.00 0.00 0.00 00:50:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:14 ens3 21.14 18.16 219.50 1.60 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 6.80 6.22 34.02 0.76 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 15.40 14.17 157.19 1.57 0.00 0.00 0.00 0.00 01:20:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:24 ens3 23.25 22.37 243.81 2.10 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 10.08 9.14 59.44 0.99 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 16.00 13.17 117.81 2.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8934) 04/29/26 _x86_64_ (2 CPU) 00:00:24 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.12 0.00 0.11 0.01 0.03 99.73 00:10:01 0 0.07 0.00 0.10 0.01 0.04 99.77 00:10:01 1 0.17 0.00 0.11 0.01 0.02 99.68 00:20:24 all 0.51 0.00 0.20 0.01 0.03 99.25 00:20:24 0 0.43 0.00 0.16 0.01 0.02 99.37 00:20:24 1 0.59 0.00 0.23 0.01 0.05 99.12 00:30:01 all 0.27 0.00 0.15 0.01 0.04 99.53 00:30:01 0 0.26 0.00 0.16 0.01 0.04 99.53 00:30:01 1 0.28 0.00 0.14 0.01 0.04 99.53 00:40:01 all 10.64 0.00 1.65 0.47 0.07 87.17 00:40:01 0 8.35 0.00 1.47 0.54 0.07 89.57 00:40:01 1 12.93 0.00 1.83 0.40 0.07 84.77 00:50:14 all 0.92 0.00 0.23 0.01 0.09 98.75 00:50:14 0 1.07 0.00 0.32 0.01 0.13 98.47 00:50:14 1 0.77 0.00 0.14 0.01 0.05 99.02 01:00:01 all 6.29 0.00 0.51 0.01 0.08 93.11 01:00:01 0 10.53 0.00 0.70 0.01 0.07 88.69 01:00:01 1 1.98 0.00 0.31 0.01 0.09 97.61 01:10:01 all 5.27 0.00 0.37 0.01 0.09 94.26 01:10:01 0 9.24 0.00 0.49 0.01 0.07 90.18 01:10:01 1 1.21 0.00 0.25 0.01 0.10 98.42 01:20:24 all 1.62 0.00 0.32 0.01 0.09 97.96 01:20:24 0 2.01 0.00 0.33 0.02 0.08 97.57 01:20:24 1 1.22 0.00 0.32 0.00 0.10 98.35 01:30:01 all 1.19 0.00 0.28 0.01 0.10 98.43 01:30:01 0 0.88 0.00 0.27 0.02 0.07 98.76 01:30:01 1 1.50 0.00 0.29 0.01 0.12 98.09 Average: all 2.99 0.00 0.42 0.06 0.07 96.46 Average: 0 3.67 0.00 0.44 0.07 0.07 95.75 Average: 1 2.30 0.00 0.41 0.05 0.07 97.17