---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-12887 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: 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 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 767 5125 4 2345 7173 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:39:77:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 50668sec preferred_lft 50668sec inet6 fe80::f816:3eff:fe39:77dd/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-12887) 05/13/26 _x86_64_ (2 CPU) 00:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.80 0.01 1.77 0.01 0.81 20.61 215.74 00:20:00 1.82 0.11 1.69 0.03 3.06 23.41 550.00 00:30:00 1.93 0.00 1.91 0.02 0.00 21.63 648.79 00:40:00 22.63 3.01 17.43 2.19 226.19 3147.13 859.06 00:50:10 1.51 0.00 1.50 0.00 0.00 22.67 0.05 01:00:00 2.15 0.00 2.07 0.07 0.00 37.36 10.39 01:10:00 1.53 0.00 1.53 0.00 0.00 133.09 403.09 01:20:10 1.54 0.00 1.53 0.01 0.00 34.99 0.59 01:30:00 1.91 0.00 1.88 0.03 0.00 26.58 0.50 Average: 4.09 0.35 3.48 0.26 25.58 385.53 298.64 00:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6113800 7508556 300416 3.69 54040 1536848 542048 5.90 474872 1307660 276 00:20:00 6128184 7485856 323064 3.97 54208 1499544 539752 5.88 473540 1270308 156 00:30:00 6132444 7490632 318240 3.91 54392 1499868 539752 5.88 473552 1270816 156 00:40:00 5194084 7390256 370912 4.56 103452 2248072 636692 6.93 606652 2022964 8 00:50:10 5142584 7340888 420364 5.17 103536 2250144 646628 7.04 608460 2025120 264 01:00:00 5126864 7327024 434140 5.34 103776 2251752 666620 7.26 627144 2026968 124 01:10:00 5090008 7326772 434324 5.34 103860 2288196 670736 7.31 631064 2063368 1516 01:20:10 5116872 7358240 402792 4.95 103992 2292608 657612 7.16 618984 2067912 252 01:30:00 5053224 7296400 464364 5.71 104092 2294280 744928 8.11 656244 2069680 124 Average: 5455340 7391625 385402 4.74 87261 2017924 627196 6.83 574501 1791644 320 00:00:00 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 0.21 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:20:00 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:00 ens3 0.16 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:00 ens3 0.42 0.11 0.15 0.08 0.00 0.00 0.00 0.00 00:40:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:00 ens3 66.03 44.52 303.06 12.84 0.00 0.00 0.00 0.00 00:50:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:10 ens3 23.46 20.44 247.75 1.68 0.00 0.00 0.00 0.00 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 6.44 5.84 33.82 0.73 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 14.63 13.75 157.19 1.55 0.00 0.00 0.00 0.00 01:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:10 ens3 16.84 15.87 139.54 1.68 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 13.72 13.41 142.37 1.17 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 15.81 12.71 114.17 2.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12887) 05/13/26 _x86_64_ (2 CPU) 00:00:00 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.21 0.00 0.11 0.01 0.02 99.65 00:10:01 0 0.36 0.00 0.11 0.01 0.01 99.50 00:10:01 1 0.06 0.00 0.11 0.01 0.02 99.80 00:20:00 all 0.62 0.00 0.21 0.01 0.02 99.14 00:20:00 0 0.65 0.00 0.23 0.01 0.02 99.09 00:20:00 1 0.59 0.00 0.20 0.02 0.02 99.18 00:30:00 all 0.28 0.00 0.17 0.01 0.02 99.52 00:30:00 0 0.35 0.00 0.16 0.01 0.01 99.47 00:30:00 1 0.21 0.00 0.19 0.01 0.02 99.57 00:40:00 all 10.99 0.00 1.66 0.47 0.04 86.83 00:40:00 0 8.56 0.00 1.50 0.30 0.03 89.61 00:40:00 1 13.42 0.00 1.83 0.65 0.05 84.05 00:50:10 all 0.97 0.00 0.26 0.02 0.04 98.71 00:50:10 0 0.86 0.00 0.18 0.01 0.03 98.91 00:50:10 1 1.07 0.00 0.35 0.02 0.05 98.52 01:00:00 all 4.85 0.01 0.63 0.01 0.05 94.45 01:00:00 0 5.27 0.01 0.65 0.03 0.04 94.01 01:00:00 1 4.42 0.01 0.62 0.00 0.05 94.90 01:10:00 all 5.19 0.00 0.56 0.01 0.05 94.19 01:10:00 0 5.83 0.00 0.58 0.02 0.05 93.51 01:10:00 1 4.55 0.00 0.53 0.01 0.05 94.87 01:20:10 all 1.58 0.00 0.29 0.03 0.04 98.06 01:20:10 0 2.27 0.00 0.43 0.06 0.05 97.20 01:20:10 1 0.88 0.00 0.15 0.01 0.03 98.92 01:30:00 all 0.89 0.00 0.32 0.02 0.04 98.73 01:30:00 0 1.12 0.00 0.39 0.01 0.04 98.44 01:30:00 1 0.66 0.00 0.25 0.03 0.03 99.03 Average: all 2.83 0.00 0.47 0.07 0.03 96.60 Average: 0 2.80 0.00 0.47 0.05 0.03 96.65 Average: 1 2.87 0.00 0.47 0.08 0.04 96.54